JP4665577B2 - Car movable floor equipment - Google Patents

Description

  The present invention relates to a movable vehicle having a movable floor portion that can change a floor height of a foot placement area on which a foot portion of the occupant is placed according to the physique and body shape of the occupant seated on the seat of the vehicle. The present invention relates to a floor device.

  It is known that the driving posture of an occupant sitting on a car seat, particularly a driver sitting on a driver's seat, is closely related to the driving comfort and driving safety of the occupant. Such an occupant's driving posture can be achieved by seat position adjusting means for adjusting the front and rear position and height of the seat, and also by a movable floor device for adjusting the height of the movable floor portion that can be raised and lowered relative to the fixed floor portion. It is known to be adjustable. As such a movable floor device, the following has been conventionally proposed.

For example, in Patent Document 1, a fixed floor portion extending in the vehicle body front-rear direction and a foot portion of an occupant operating the pedal on the fixed floor portion and below a pedal such as a brake pedal are mounted. There has been proposed a movable floor device including a movable floor portion disposed in an operating foot placement region and an elevating mechanism for moving the movable floor portion up and down relative to the fixed floor portion.
Japanese Utility Model Publication No. 63-69655

  However, in the movable floor device described in Patent Document 1, the movable floor portion is disposed only in the operation foot placement region from the viewpoint of adjusting the floor height during pedal operation. There is a problem that a step is generated between the fixed floor portion and the movable floor portion in the foot placement region where the occupant's foot is usually placed during operation (during driving). When such a level difference occurs in the foot placement area, for example, the movable floor portion may get in the way when passengers get on and off.

  In addition, when the movable floor portion is in the lowered position, the foot portion is placed straddling the movable floor portion and the fixed floor portion before the occupant is seated on the seat and enters the driving posture with the foot portion placed on the pedal. In such a case, if the movable floor device is raised by operating the movable floor device, the foot is placed on the basis of the relative position change between the movable floor portion and the fixed floor portion. It becomes unstable and gives the passenger discomfort and discomfort.

  SUMMARY OF THE INVENTION In view of the above circumstances, the present invention provides a movable floor device for an automobile that can easily get on and off with a simple structure by eliminating a step generated in a foot placement region and that can be comfortably used by an occupant. The purpose is to do.

The movable floor device for an automobile according to the present invention is operated by a fixed floor portion extending in the longitudinal direction of the vehicle body, a seat disposed on the fixed floor portion, and a driver seated on the seat disposed in front of the seat. And at least a foot placement region where a foot portion of an occupant seated on the seat is placed by extending from a lower region of the pedal to a region in front of the front edge of the seat. A movable floor portion and a lifting mechanism for moving the movable floor portion up and down relative to the fixed floor portion. The movable floor portion includes a front panel disposed below the pedal and a front panel. against and a side panel after being hinged to the vehicle body longitudinal direction, than the placement area the foot at the end Engataira face view of the sheet side of the rear panel is disposed on the sheet side, the temperature The mechanism interlocks with the seat position adjustment mechanism that adjusts the position of the seat in the longitudinal direction of the vehicle body, and moves the front panel so that the front panel changes its posture to a front-up position as the seat is moved rearward. drive to is characterized in Rukoto. Here, the foot placement area is a predetermined area on the fixed floor portion where the occupant's foot is placed in a normal use state when the occupant gets on and off, during driving, etc., and more than the front edge of the seat The area in front of the seat refers to the area in front of the seat, but it does not exclude the fact that the foot of the passenger is placed in the area behind the front edge of the seat in actual use. .

  According to the present invention, the movable floor portion has an end on the seat side extending in the seat direction, so that the extended edge is disposed on the seat side with respect to the foot placement region in plan view. Therefore, the movable floor part will be placed beyond the foot placement area where the occupant's foot is placed when getting on and off, driving, etc., ensuring the continuity of the floor in the foot placement area can do. Thus, since the continuity of the floor in the foot placement region can be ensured, the step between the movable floor portion and the fixed floor portion in the foot placement region can be eliminated, and the movable floor portion Can get on and off smoothly without getting in the way. Moreover, since the extended edge of the movable floor portion is disposed on the seat side beyond the foot placement area, the relative position of the movable floor portion with respect to the fixed floor portion under the occupant's feet as the movable floor portion moves up and down The height position of the movable floor portion can be changed comfortably without causing the occupant to feel uncomfortable or uncomfortable based on the change.

Further, since the seat position adjusting mechanism for adjusting the position of the seat is provided, the seating posture of the occupant can be adjusted more finely. Since the elevating mechanism is driven in conjunction with the seat position adjusting mechanism, by adjusting the seat position and the movable floor portion height in advance, the optimum movable floor portion height can be obtained according to the seat position. It can be adjusted automatically, making it easier to use. In addition, a drive mechanism having a drive source for generating a drive force and a drive transmission means for transmitting the drive force generated by the drive source to the lifting mechanism is further provided, and the drive source is provided below or in the vicinity of the seat. If so, there is an advantage that the drive transmission means can be formed short, whereby the transmission efficiency of the driving force can be improved and the synchronization accuracy with the drive source can be improved.

  In addition to raising and lowering the movable floor, the inclination angle can also be changed, and in particular, this inclination angle can be changed in a variety of states in which the inclination is inclined upward and forward, and the driving posture of the occupant can be finely adjusted. By adjusting, the operability for the pedal can be made more appropriate.

In addition, the movable floor portion may be configured such that the extended end edge thereof is disposed on the seat side with respect to the foot placement region, but specifically, the rear end of the rear panel. edge, the car body longitudinal direction, is configured to be disposed between the front edge of the sheet to be positioned in front of the front-side mounting position and the mounting position with respect to the vehicle body of the sheet, Or, the fixed The floor portion is provided with a protruding portion protruding upward in the vehicle width direction, and the seat is attached to the protruding portion in such a manner that the front edge protrudes forward, and the rear edge of the rear panel is for the longitudinal direction of the vehicle body, has the preferred being configured to be disposed between the front edge of the projection and the seat.

  If comprised as mentioned above, since the extended edge of a movable floor part is arrange | positioned behind the front-end edge of a sheet | seat, the leg part of the passenger | crew who seats on the said sheet | seat is mounted in a normal use state. The extended edge of the movable floor portion can be arranged by effectively using the dead space behind the front edge of the seat that is hardly present.

Here, the movable floor portion may be moved up and down while maintaining a horizontal posture. However, the movable floor portion is lifted and lowered by supporting and swinging the front and rear end edges of the movable floor portion in the vertical direction. It is good also as what makes it. In this case, the front end edge of the movable floor portion may be rotatably supported by the fixed floor portion or the like, but the rear end edge of the rear panel is arranged vertically with respect to the protruding portion. It is preferable that it is rotatably supported by.

  When the movable floor portion is moved up and down in this way, not only the height of the movable floor portion but also the inclination angle can be changed, and the posture of the occupant can be adjusted more appropriately. In addition, since the extended edge of the movable floor portion is rotatably supported by the protruding portion, the supporting rigidity of the movable floor portion can be increased by supporting the movable floor portion on the protruding portion whose rigidity has been increased by the protruding portion. Can be increased. Furthermore, in the present invention, since the movable floor portion extends in the seat direction, even when the movable floor portion is rotatably supported, the change in inclination accompanying the up-and-down movement becomes gentle, and the occupant is Even when riding on the movable floor portion or the like, the discomfort can be suppressed.

In this case, the extended edge of the movable floor portion may be supported at any position of the protruding portion, but the rear edge of the rear panel extends in the height direction from the fixed floor portion. is preferably supported on the projecting portion at spaced locations, it further preferred that this beneath the rear edge of the rear panel the lifting mechanism is provided.

  If comprised in this way, the above-mentioned effect by supporting the extension edge of a movable floor part to a projection part is maintained, but the lower space of the extension edge of this movable floor part is used effectively, and the above-mentioned An elevating mechanism can be disposed, and members constituting the movable floor device can be efficiently disposed.

In the present invention, the movable floor portion, together with the front edge of the front panel is vertically swingably supported relative to the fixed floor portion, is supported from below of the front side panel by the lifting mechanism, the depending on the lifting and lowering of the front panel has the preferred the rear edge of the rear panel is configured to move along the fixed floor portion.

By configuring as above reporting, since the front panel is supported from below by the lifting mechanism, it is possible to improve the support rigidity of the front panel.

In this case, the fixed floor portion is formed such that the front end portion is inclined forwardly through the bent portion, the front panel is disposed across the bent portion of the fixed floor portion, and the lifting mechanism is provided on the fixed floor. It is preferable that it is arrange | positioned between a part and a front side panel.

Further, in the present invention, instead of the configuration to move up and down the front panel, the movable floor portion, together with the rear panel is supported from below by the lifting mechanism, depending on the lifting and lowering of the rear panel the front edge of the front panel is configured to move along the stationary floor part has preferably Te.

If comprised in this way, since the back side panel is supported by the said raising / lowering mechanism from the downward direction, the support rigidity of a movable floor part can be improved.

The portion of the movable floor portion supported by the lifting mechanism is not particularly limited. However, the movable floor portion is supported by the elevating mechanism in a portion of the movable floor portion where a foot portion of an occupant seated on the seat is placed when getting on and off. It is not preferred.

  If configured in this manner, a footrest placement area at the time of getting on and off of the occupant on the movable floor portion, for example, a seat back of a seat arranged in front of the seat from the front edge of the seat in the vehicle longitudinal direction, The intermediate area between the pedal and the like is supported from below by the elevating mechanism, and the movable floor portion is supported with high rigidity, particularly in the foot placement area when getting on and off. Therefore, even when the occupant's foot is placed on the movable floor portion of the area when getting on and off, the movable floor portion does not sink, and the occupant can get on and off stably.

  According to the movable floor device for an automobile according to the present invention, it is possible to ensure the continuity of the floor in the foot placement area where the foot of the occupant is placed when getting on and off, driving, and the like. The step between the movable floor portion and the fixed floor portion in the area can be eliminated, and it becomes an obstacle when getting on and off, or the relative movement of the movable floor portion to the fixed floor portion under the occupant's feet as the movable floor portion moves up and down There is an advantage that it is possible to comfortably change the height position of the movable floor portion by eliminating discomfort and discomfort due to the change in position.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a perspective view showing an outline of a seating posture adjusting device for an automobile including a movable floor device according to this embodiment, and FIGS. 2 and 3 are a side view and a plan view of the device. This seating posture adjusting device is composed of a seat position adjusting device that adjusts the seat position and a movable floor device that adjusts the position of the movable floor panel including the height. It may include a steering position adjusting device for adjusting the pedal position, a pedal position adjusting mechanism for adjusting a pedal position such as a brake pedal, and the like. In this embodiment, a case where the seating posture adjusting device including the movable floor device is applied to the driver's seat will be described. However, the seating posture adjusting device can also be applied to the navigation seat and the rear row seat. In this case, the passenger sitting on the seat This is used to make the sitting position of the person comfortable.

  On a floor panel 4 (corresponding to an example of a fixed floor portion) extending in the vehicle longitudinal direction, an occupant seat 5 having a seat cushion 51 and a seat back 52, and the position of the seat 5 in the vehicle longitudinal direction are shown. A seat position adjusting device 6 (corresponding to an example of a seat position adjusting mechanism) to be adjusted, and a movable floor panel 7 on which a foot portion of an occupant seated on the seat 5 is placed to drive the height of the movable floor panel 7 etc. And a movable floor device 8 for adjusting the angle.

  As shown in FIG. 2, the floor panel 4 is formed such that the front end portion thereof is inclined upward and the front end edge of the inclined panel portion 4 a is connected to a dash panel 9 that partitions the engine room and the vehicle compartment. Yes. The dash panel 9 is supported by a pedal 10 such as a brake pedal or an accelerator pedal, which is operated by a foot of an occupant seated on the seat 5, and a steering device 11 operated by the occupant. . Moreover, the tunnel part 4b is formed when the substantially center part of the vehicle width direction of the floor panel 4 bulges upwards. The tunnel portion 4b extends in the longitudinal direction of the vehicle body, and the outside of the tunnel portion 4b is covered with a center console (not shown), and various wire harnesses and ducts are formed in the space between the center console and the tunnel portion 4b. Etc. are arranged.

  The occupant seat 5 is disposed on the floor panel 4 and on the side of the tunnel portion 4 b of the panel 4, and the seat 5 is configured to be position-adjustable by a seat position adjusting device 6. As shown in FIGS. 2 and 3, the seat position adjusting device 6 includes a seat slide mechanism 61 that supports the seat 5 so as to be movable in the longitudinal direction of the vehicle body, and the seat 5 is slid and displaced by the slide mechanism 61. And a seat lifting mechanism 62 that adjusts the height and inclination angle of the cushion 51.

  The seat slide mechanism 61 includes a pair of left and right slide rails 63 that support the seat 5 so as to be movable in the longitudinal direction of the vehicle body, and a slide plate that protrudes below both side edges of the seat cushion 51 and is slidably supported by the slide rails 63. 64, so that the front end edge 51a of the seat cushion 51 does not fall rearward from the front wall of the front cross member 13 (to be described later) along with the sliding movement, in other words, the front end edge 51a of the seat cushion 51. The dimensions and the like are set so as to slide while maintaining the state of including the front wall of the front cross member 13 and being positioned in front of the front cross member 13 in plan view.

  The slide rail 63 is made of C-shaped steel or the like that slidably supports the slide plate 64, and is provided on the upper surface of the pair of front and rear cross members 13, 14 that are installed on the floor panel 4 along the vehicle width direction and project upward. It is attached in a state where it is inclined upward at an elevation angle (for example, about 15 °). Further, as shown in FIG. 4, the rack gear 15 extending in the front-rear direction of the vehicle body is fixed to the outer wall surface of the slide rail 63 so as to mesh with the rolling gear 16 serving as the operating portion of the seat lifting mechanism 62. ing.

  As shown in FIG. 2, the pair of front and rear cross members 13 and 14 are high-rigidity members that protrude upward with respect to the floor panel 4 and extend in the vehicle width direction. It is formed in a cross-sectional hat shape having a flange portion extending along the floor panel 4, and is joined onto the floor panel 4 at the lower flange portion.

  Returning to FIG. 4, at the front portion of the slide plate 64, the support shaft 20 that penetrates the pivot portion of the front bracket 17 fixed to the frame material (not shown) of the seat cushion 51 is provided on the left and right slide plates 64. Are connected to each other. A rotating shaft 21 that rotates integrally with the rolling gear 16 is pivotally supported in the center of the slide plate 64 while penetrating the slide plate 64, and an intermediate gear 22 that meshes with the rolling gear 16. It is supported rotatably. Further, on the inner surface side of the rear end portion of the slide plate 64, a base end portion of the seat elevating lever 23 that vertically moves the rear end portion of the seat cushion 51 is pivotally supported.

  The rotary shaft 21 that rotates integrally with the rolling gear 16 is connected to the tip of a first transmission cable 24 that transmits the rotational force of a drive motor, which will be described later, and the intermediate gear 22 is driven to rotate. One end of a second transmission cable 25 that transmits force to the movable floor device 8 is connected. A drive gear 26 is provided inside the slide plate 64 so as to rotate and move together with the intermediate gear 22 so as to drive and move the lifting lever 23. The drive gear 26 is set to have a diameter smaller than that of the intermediate gear 22, so that the number of teeth is set to be smaller than that of the intermediate gear 22, and the sector gear 23 a formed at the base end portion of the elevating lever 23. It is comprised so that it may mesh with.

  The tip of the lift lever 23 is connected to the rear bracket 28 of the seat cushion 51 via the link plate 27. A seat elevating mechanism 62 that swings and displaces the seat cushion 51 and adjusts its vertical position in conjunction with the slide displacement of the seat 5 by the link plate 27, the elevating lever 23, the drive gear 26, and the intermediate gear 22. It is configured. That is, the drive gear 26 is driven to rotate according to the rotational force transmitted from the first transmission cable 24 to the intermediate gear 22 via the rolling gear 16, and the elevating lever 23 is driven by the drive gear 26. The rear end portion of the seat cushion 51 is moved up and down with the support shaft 20 pivotally supported by the front bracket 17 corresponding to the swinging displacement.

  The first and second transmission cables 24 and 25 are each composed of a long flexible drive shaft portion 24a and 25a having flexibility, and the rotation drive shaft portions 24a and 25a are driven to rotate around an axis. It is comprised so that rotational force may be transmitted to a part. The first and second transmission cables 24 and 25 are projected from the connecting portion with respect to the rotating shaft 21 and the intermediate gear 22 toward the center portion of the vehicle body, and via a bent portion provided at an inner end portion thereof. It is led out to the front side of the vehicle body.

  As shown in FIG. 5, the first transmission cable 24 is extended from the locking position by the cross member 13 to the rear side of the vehicle body so as to extend rearward along the upper wall of the tunnel portion 4 b, and the rear end portion thereof. Is coupled to the output shaft of the drive motor 30 disposed in the space between the center console and the upper surface of the tunnel portion 4b via a coupling 30a. The drive motor 30, the first transmission cable 24, the rolling gear 16, and the rack gear 15 allow the seat cushion 51 of the occupant seat 5, and the front end edge 51 a of the seat cushion 51 to be viewed from the front end of the cross member 13 in plan view. It can be moved back and forth along the slide rail 63 while maintaining a state of being positioned forward of the edge vicinity position. Therefore, the drive motor 30, the first transmission cable 24, the rolling gear 16 and the rack gear 15 also constitute the seat slide mechanism 61. Specifically, the rotational force of the drive motor 30 is transmitted to the rolling gear 16 via the first transmission cable 24, and the rolling gear 16 rolls on the rack gear 15, whereby the seat cushion 51. The slide plate 64 attached to the lower surface of the occupant is moved back and forth along the slide rail 63 so that the front and rear position of the occupant seat 5 is adjusted.

  A seat slide that moves the occupant seat 5 back and forth by rotating the rolling gear 16 according to the rotational force transmitted from the drive motor 30 to the rolling gear 16 via the first transmission cable 24 as described above. The mechanism 61 and the seat lifting mechanism 62 that adjusts the vertical position of the occupant seat 5 by swinging and displacing the lift lever 23 in conjunction with the seat slide mechanism 61 are used for the occupant according to the physique of the occupant. A seat position adjusting device 6 that adjusts the installation state and the like of the seat 5 is configured.

  On the other hand, as shown in FIGS. 5 and 6, the second transmission cable 25 is slightly extended from the locking position by the front cross member 13 to the front side of the vehicle body, and its front end is connected to the movable floor device 8. Has been. And the rotational force input into the one end part of the 2nd transmission cable 25 from the rotating shaft 21 is transmitted to the other end part side of this 2nd transmission cable 25, Therefore The worm 334a mentioned later of the movable floor apparatus 8 becomes. It is configured to be rotationally driven. That is, the second transmission cable 25, the drive motor 30 that transmits a driving force to the second transmission cable 25, and the first transmission cable 24 function as a drive mechanism.

  As shown in FIG. 2, the movable floor device 8 includes a movable floor panel 7 (corresponding to an example of a movable floor portion) disposed below the pedal 10 and on the upper surface of the floor panel 4, and the movable floor panel. In this embodiment, the movable floor panel 7 is moved up and down in conjunction with the seat position adjusting device 6 as described above.

  The movable floor panel 7 is a rectangular panel made of a hard synthetic resin plate, a steel plate or the like, and in the present embodiment, is composed of two front and rear panels connected by hinges. The movable floor panel 7 is placed on the foot when an occupant seated on the seat 5 operates the pedal 10, and the rear panel swings around the rear edge by the lifting mechanism 33. By doing so, it can be moved up and down.

  Specifically, as shown in FIG. 6, the movable floor panel 7 includes a rear panel 72 that is lifted and lowered by a lifting mechanism, and a front panel that has a rear end hinged to the front end of the rear panel 72. 71.

  The rear panel 72 is a panel that is formed elongated in the longitudinal direction of the vehicle body by extending the entire rear end portion rearward, and the rear end portion is pivotally supported by the front wall of the front cross member 13. It is configured to be able to swing up and down around the rear edge. Further, since the rear end edge of the rear panel 72 is pivotally supported by the front wall of the front cross member 13, the movement in the longitudinal direction of the vehicle body is restrained. The rear end edge of the panel 72 is arranged behind the front end edge of the seat cushion 51. That is, the rear panel 72 extends rearward from a predetermined position below the steering of the steering device 11, and both ends in the vehicle width direction at the rear end are pivotally supported by the hinge support 34 on the front wall upper portion of the front cross member 13. Has been. In this way, the rear end portion of the rear panel 72 is pivotally supported at a position separated from the floor panel 4 in the height direction, so that a space 36 is formed below the rear panel 72.

  The hinge support portion 34 is configured as a so-called hinge, and each end portion is joined to the front surface of the front cross member 13 and the upper surface of the rear panel 72 by fasteners. In addition, about this hinge support part 34, when the plate-shaped elastic pad which consists of rubber | gum, an elastomer, etc. is interposed in at least one of each joining location, the dimensional error of each member, an assembly error, etc. can be absorbed effectively. it can.

  As shown in FIG. 6, the front panel 71 is a rectangular panel shorter than the rear panel 72 in the longitudinal direction of the vehicle body, and is disposed in a predetermined area below the pedal 10. The size of the front panel 71 is not particularly limited, but is set to such a size that both feet of an occupant seated on the seat 5 can be placed. The front panel 71 is pivotally connected to the front end of the rear panel 72 via hinges 73 disposed at the left and right ends in the vehicle width direction at the rear end, while the front end is on the floor. The size is set such that the front edge of the movable floor panel 7 moves along the upper surface of the inclined panel portion 4a as the movable floor panel 7 moves up and down. In this embodiment, a rotating roller 37 that moves in the longitudinal direction of the vehicle body is disposed at the front end portion of the front panel 71 that moves along the inclined panel portion 4a, so that the movement along the floor panel 4 is performed smoothly. It has become.

  As shown in FIG. 6, the elevating mechanism 33 is disposed in the lower space portion 36 of the rear panel 72, and its specific configuration is particularly limited as long as it can move the movable floor panel 7 up and down. Although not intended, in this embodiment, the rear panel 72 is substantially moved by moving the rear panel 72 around its rear edge by moving the longitudinal center of the rear panel 72 up and down from below. A mechanism for moving up and down automatically is adopted.

  That is, as shown in FIGS. 3 and 6, the elevating mechanism 33 includes a rotating shaft portion 331 that extends along the vehicle width direction below the rear panel 72 and rotates forward and backward around a horizontal axis, and the rotating shaft portion. A swing arm 332 that is attached to both ends in the longitudinal direction of 331 and rotates integrally with the rotating shaft portion 331, a pair of left and right shaft brackets 333 that rotatably supports the rotating shaft portion 331 at both ends in the longitudinal direction, and these A holding mechanism 334 that is disposed on one side of the pair of left and right shaft brackets 333 and transmits the rotational driving force from the second transmission cable 25 to the rotating shaft portion 331 and supports the reverse driving force from the rotating shaft portion 331 (see FIG. 7 and FIG. 8). The elevating mechanism 33 is configured such that the rotational shaft portion 331 and the swing arm 332 are transmitted to the holding mechanism 334 from the second transmission cable 25 that is rotationally driven in conjunction with the position adjustment of the occupant seat 5. Are driven to rotate forward and backward, and the movable floor panel 7 is moved up and down by swinging the rear panel 72 in contact with the tip of the swing arm 332 up and down, and the second transmission cable 25. When the rotation is stopped, the rear panel 72 is held by the holding mechanism 334.

  The lifting mechanism 33 will be specifically described with reference to FIGS. 7 and 8A and 8B. FIG. 7 is an enlarged perspective view of the lifting device, FIG. 8A is a plan view of the lifting mechanism, and FIG. 8B is a sectional view taken along the line bb of FIG.

  As shown in FIGS. 7 and 8, the rotary shaft portion 331 extends along the vehicle width direction and is rotatably mounted on the floor panel 4 below the rear panel 72 by a shaft bracket 333.

  As shown in FIGS. 7 and 8, the swing arm 332 has a substantially U-shape in plan view, and is fixed to both ends in the longitudinal direction of the rotation shaft portion 331 (see FIG. 3). The front end of the swing arm 332 is the central portion in the longitudinal direction of the rear panel 72, that is, below the steering of the steering device 11, and the foot is often placed when the passenger gets on and off. It is in contact with a predetermined portion of the rear panel 72 in the placement area from below. Therefore, the support rigidity in the foot placement area portion at the time of getting on and off of the rear panel 72 is particularly high, and therefore there is no sinking of the rear panel 72 even if the foot is placed on the portion at the time of getting on and off, You can get on and off comfortably. Further, a contact roller portion 332a is rotatably attached to the tip portion of the swing arm 332 so that the rear panel 72 can be moved smoothly and silently when moving up and down.

  The shaft bracket 333 is formed as a bearing by bending a steel plate. Of these shaft brackets 333, a holding mechanism 334 is disposed on the shaft bracket 333 provided on the tunnel portion 4 b side (the bracket 333 disposed on the left side in FIG. 3).

  As shown in FIGS. 7 and 8, the holding mechanism 334 includes a worm 334a attached to the tip of the second transmission cable 25, and a worm wheel 334b that meshes with the worm 334a. By being fixed to the rotating shaft portion 331, the driving force is transmitted between the worm wheel 334b and the rotating shaft portion 331. The worm 334a is elongated in the longitudinal direction of the vehicle body, and is attached to the shaft bracket 333 in a state of being engaged with the worm wheel 334b. The worm 334a is provided with an engagement groove (not shown) along the peripheral surface before and after the engagement portion with the worm wheel 334b, and the reverse is attached to the shaft bracket 333 in the engagement groove. By locking the U-shaped locking portion 333a, the worm 334a is prevented from falling off in the longitudinal direction of the vehicle body.

  In this embodiment, as shown by a two-dot chain line in FIG. 2, a floor mat 35 is laid on the floor panel 4 and the movable floor device 8 to improve the appearance. Specifically, the floor mat 35 is bonded to the upper surface of the movable floor panel 7 and is placed on the inclined panel portion 4 a of the floor panel 4. The reason why the floor mat 35 arranged on the floor panel 4 is not joined is that the front edge of the front panel 71 moves along the inclined panel portion 4a as the movable floor panel 7 moves up and down. This is because the floor mat 35 disposed on the floor panel 4 changes its position relative to the floor panel 4. Therefore, if constituted as described above, the movable floor panel 7 can be smoothly moved up and down despite the integral floor mat 35 being laid on the floor panel 4 and the movable floor panel 7. Moreover, in combination with the fact that the front edge of the front panel 71 is disposed on the inclined panel portion 4a in front of the tread surface portion of the pedal 10, the displacement of the floor mat 35 is not performed under the feet of the occupant, The passenger comfort can be maintained.

  In the above configuration, when the drive motor 30 is operated by operating a seat position adjustment switch (not shown), the rotational force is transmitted to the rolling gear 16 via the first transmission cable 24. Is driven to roll on the rack gear 15 so that the seat cushion 51 of the occupant seat 5 moves back and forth between a front position indicated by a solid line and a rear position indicated by a two-dot chain line in FIG. It will be. Even when the seat cushion 51 is in either the front position or the rear position, the rear end edge of the movable floor panel 7 is disposed behind the front end edge 51a of the seat cushion 51 in plan view.

  When the rolling gear 16 is rotationally driven in the direction indicated by the arrow in FIG. 4 in the direction in which the seat 5 is moved to the front side of the vehicle body, the seat is lifted in the direction b opposite to the rotational direction a of the rolling gear 16. The intermediate gear 22 and the drive gear 26 of the mechanism 62 are rotationally driven, and the sector gear 23a is rotationally driven by the drive gear 26 in the direction of the arrow c. The seat cushion 51 is in a state close to a horizontal state. On the other hand, when the seat 5 is moved to the rear side of the vehicle body, the rolling gear 16, the intermediate gear 22, and the drive gear 26 are driven to rotate in the direction opposite to that during the forward movement, respectively. The seat cushion 51 is tilted forward and moved in a swinging direction in the direction in which the portion descends.

  In addition, the rotational force of the intermediate gear 22 is transmitted to the movable floor device 8 via the second transmission cable 25 in accordance with the seat position adjusting operation by the seat position adjusting device 6 so that the occupant's feet are placed. The rear panel 72 of the movable floor panel 7 is moved up and down by the lifting mechanism. When the seat cushion 51 of the seat 5 moves to the front position, the rear panel 72 rises as shown by the solid lines in FIGS. 9 and 10, thereby causing the front panel 71 to be in a state of being inclined forward and downward. At the same time, the seating posture of the occupant changes so as to be in an upright state. On the other hand, when the seat cushion 51 of the seat 5 is moved to the rear position, the rear panel 72 is lowered as shown by a two-dot chain line in FIGS. 9 and 10, whereby the front panel 71 is tilted forward. Accordingly, the seating posture of the occupant changes so as to be in a backward inclined state.

  According to the movable floor device 8 of the present embodiment configured as described above, the movable floor panel 7 has a rear edge (the edge on the seat 5 side of the front and rear edges) extending in the direction toward the seat 5. By taking out, this rear end edge is arranged behind the foot placement area where the foot of the occupant is placed when riding or operating the pedal 10 in plan view. As a result, the boundary between the rear end edge of the movable floor panel 7 and the floor panel 4 in a plan view in the longitudinal direction of the vehicle body is located at a position outside the foot placement area, that is, the front end edge 51a of the seat cushion 51 in the plan view. Since the seat cushion 51 is positioned between the front wall of the front cross member 13 slidably attached via the slide plate 64 or the like, only the movable floor panel 7 is arranged in the foot placement region. In this state, the continuity of the floor surface in the foot placement region is ensured.

  If the continuity of the floor surface in the foot placement area can be ensured in this way, the step between the occupant side of the movable floor panel 7 and the floor panel 4 in the foot placement area can be eliminated, There is no impression that the movable floor panel 7 gets in the way when passengers get on and off, and passengers can get on and off comfortably and smoothly.

  By the way, for example, if the rear edge of the movable floor panel is pivotally supported on the floor panel in front of the seat, the relative angle between the rear panel and the floor panel changes as the rear panel moves up and down. For this reason, when the occupant's foot is placed across the rear panel and the floor panel, it is assumed that the occupant feels uncomfortable or uncomfortable. However, in the movable floor device 8 of the present embodiment, the extended end edge of the movable floor panel 7 is pivoted rearward beyond the foot placement region, so that the occupant's movement as the movable floor panel 7 moves up and down. The relative position of the movable floor panel 7 with respect to the floor panel 4 does not change under the foot, and the position of the movable floor panel 7 can be adjusted comfortably in the occupant.

  In addition, since the rear end edge of the rear panel 72 of the movable floor panel 7 is pivotally supported by the front wall of the front cross member 13, it is extremely rare that the occupant's foot is placed under normal use. The rear end of the movable floor panel 7 can be arranged by effectively using the lower space of the sheet 5.

  Further, since the elevating mechanism 33 is disposed in the lower space 36 at the rear end of the rear panel 72, the second transmission cable 25 that transmits the driving force to the elevating mechanism 33 and the driving force from the driving motor 30. As a result, the transmission efficiency of the driving force can be improved, and the synchronization accuracy with the drive motor 30 can be improved.

  In addition, the movable floor apparatus demonstrated above is one Embodiment of the apparatus which concerns on this invention, The specific structure of an apparatus etc. can be suitably changed in the range which does not deviate from the meaning of this invention. Hereinafter, the modification is demonstrated.

  (1) In the above embodiment, the rear end edge of the rear panel 72 is pivotally supported by the upper portion of the front wall of the front cross member 13. 5 is not particularly limited as long as it is disposed between the front side mounting position with respect to the vehicle body 5 or between the front end edge of the seat 5 and the front cross member 13. It may be pivotally supported by the base end portion or the joint flange portion.

  Further, the front end edge of the movable floor panel 7 may be pivotally supported by the inclined panel portion 4 a or the dash panel 9 of the floor panel 4.

  Specifically, as shown in FIG. 11, the movable floor panel 107 is a rectangular panel made of a hard synthetic resin plate, a steel plate, or the like, similar to the above embodiment, and includes two front and rear panels connected by hinges. It consists of panels. The movable floor panel 107 is configured to be movable up and down when the front panel swings around its front edge by the lifting mechanism 33.

  That is, as shown in FIGS. 11 and 12, the movable floor panel 107 includes a front panel 171 that is moved up and down by a lifting mechanism 133, and a rear panel 172 that has a rear end hinged to the front end of the front panel 171. And.

  The front panel 171 is a rectangular panel formed shorter than the rear panel 171 in the longitudinal direction of the vehicle body. The front end of the front panel 171 is pivotally supported by the inclined panel portion 4a of the floor panel 4 so that the front edge is centered. It is configured to be able to swing up and down. That is, the front panel 171 has both ends in the vehicle width direction at the front end thereof pivotally supported by the hinge support portion 134 at a substantially intermediate portion in the front-rear direction of the inclined panel portion 4a. The space 136 is formed below the front panel 171 by pivotally supporting the front end of the front panel 171 at the predetermined height position of the inclined panel 4a.

  The rear panel 172 is a panel that is formed to be elongated in the longitudinal direction of the vehicle body by extending the entire rear end portion rearward. The front end portion of the rear panel 172 includes hinge portions 173 disposed at both left and right ends in the vehicle width direction. Via the front end of the front panel 171. On the other hand, the rear panel 172 is disposed on the floor panel 4 via the rotating roller 137 so that the rear edge thereof moves along the floor panel 4 as the movable floor panel 107 moves up and down. As shown in FIG. 11, the movable floor panel 107 is arranged so as to be arranged on the rear side of the front edge 51a of the seat cushion 51 in the side view (same in plan view) at any time during the raising and lowering process of the movable floor panel 107. .

  The elevating mechanism 133 is disposed on the lower side of the front panel 171 and supports the front panel 171 so that it can swing up and down around the front edge by supporting the rear end of the front panel 171 from below and lifting or lowering it. is doing.

  Other configurations are the same as those of the above-described embodiment, and the same reference numerals are given to some parts and the description thereof is omitted.

  In the above configuration, when the drive motor 30 is operated by operating a seat position adjustment switch (not shown), the seat cushion 51 of the occupant seat 5 changes its inclination angle as in the above embodiment. 11 moves forward and backward between a front position indicated by a solid line and a rear position indicated by a two-dot chain line. Even when the seat cushion 51 is in either the front position or the rear position, the rear end edge of the movable floor panel 107 is arranged behind the front end edge 51a of the seat cushion 51 in plan view.

  Further, the driving force is transmitted to the movable floor device 108 in accordance with the seat position adjusting operation by the seat position adjusting device 6, whereby the front panel 71 of the movable floor panel 107 on which the occupant's feet are placed is moved up and down. It is moved up and down by 133. When the seat cushion 51 of the seat 5 moves to the front position, the front panel 171 rises to a forwardly inclined state as shown by the solid line in FIG. 11, and the occupant is seated accordingly. The posture changes so as to be in an upright state. On the other hand, when the seat cushion 51 of the seat 5 is moved to the rear position, the front panel 171 is lowered to be in a forwardly inclined state as shown by a two-dot chain line in FIG. Changes so as to be tilted backward.

  Even if comprised in this way, the continuity of the floor surface in the foot | leg part mounting area | region in which a passenger | crew's foot | foot part is mounted at the time of boarding / alighting, a driving | running | working, etc. can be ensured, The level difference between the panel 107 and the floor panel 4 can be eliminated, and the relative position of the movable floor panel 107 with respect to the floor panel 4 with respect to the floor panel 4 under the occupant's feet as the movable floor panel 107 moves up and down as the movable floor panel 107 moves up and down. It is possible to comfortably change the height position of the movable floor panel 107 by eliminating discomfort and discomfort due to the change of the height.

  (2) Further, as shown in FIG. 13, instead of the pair of front and rear cross members 13 and 14, the floor panel 4 is bulged upward along the vehicle width direction at a predetermined location to form the mounting protrusion 104c. The mounting protrusion 104c may be pivotally supported at the upper part or the lower part of the front wall.

  (3) In the above embodiment, the movable floor panel 7 is configured to include the two front and rear panels 71 and 72 that are hinged, but the movable floor panel may be a single panel. Good. Even in this case, by extending the movable floor panel rearward and arranging the extended edge behind the front edge 51a of the seat cushion 51, the step in the foot placement area can be eliminated, and the movable floor panel is movable. The floor panel does not get in the way when getting on and off, and can be used comfortably.

  When the movable floor panel is composed of a single panel, one end of the movable floor panel in the longitudinal direction is pivoted so that the movable floor panel can swing up and down around the pivot end edge. Alternatively, it may be moved up and down while maintaining the horizontal posture. However, when the movable floor panel is pivotally supported on the vehicle body so as to be swingable, the inclination angle of the movable floor panel can be changed, which is advantageous in that the posture of the occupant can be adjusted more appropriately. is there.

  (4) In the above-described embodiment, the seat position adjusting device 6 and the movable floor device 8 are configured to be interlocked by the common drive motor 30, but an independent drive mechanism is provided to drive each independently. It may be configured.

  Further, the drive mechanism is not limited to the drive motor 30, and a drive mechanism using human power may be adopted.

It is a perspective view which shows the seating attitude | position adjustment apparatus containing one Embodiment of the movable floor apparatus which concerns on this invention. It is a side view which shows the seating attitude | position adjustment apparatus. It is a top view which shows the seating attitude | position adjustment apparatus. FIG. 6 is an enlarged perspective view showing a main part of the sheet position adjusting device. It is a top view which shows the principal part of a sheet position adjustment apparatus. It is a side view which expands and shows a movable floor apparatus. It is a perspective view which shows the raising / lowering mechanism of the apparatus. (A) is a top view of the raising / lowering mechanism of the apparatus, (b) is the bb sectional view taken on the line of Fig. (A). It is a side view which shows the use condition of the apparatus. It is a top view which shows the use condition of the apparatus. It is a side view which shows the modification of the movable floor apparatus which concerns on this invention with a sheet | seat. It is a side view which expands and shows the same apparatus. It is a side view which shows the protrusion part of the apparatus.

4 Floor panel (fixed floor)
5 Seat for passenger 6 Seat position adjustment device 7 Movable floor panel 71 Front panel 72 Rear panel 73 Hinge part 8 Movable floor device 13 Cross member (protruding part)
33 Lifting mechanism 35 Floor mat 36 Space 51 Seat cushion 51a Front edge

Claims (9)

A fixed floor portion extending in the longitudinal direction of the vehicle body, a seat disposed on the fixed floor portion, a pedal disposed in front of the seat and operated by a driver seated on the seat, and at least a region below the pedal A movable floor portion disposed in a foot placement region on which a foot portion of an occupant seated on the seat is placed by extending from the front edge of the seat to a region in front of the seat , and the movable floor portion. An elevating mechanism that moves up and down with respect to the fixed floor portion,
The movable floor portion includes a front panel disposed below the pedal, and a side panel after being hinged to the vehicle body longitudinal direction with respect to the front panel, the sheet side edge of the rear panel There than placement area the foot in a flat plane when viewed disposed on the sheet side,
The elevating mechanism is interlocked with a seat position adjusting mechanism that adjusts the position of the seat in the longitudinal direction of the vehicle body so that the front panel changes its posture to a front-up position as the seat is moved rearward. movable floor of a motor vehicle, characterized that you drive the panel. Rear edge of the rear panel, for vehicle body front-rear direction, is configured to be disposed between the front edge of the sheet to be positioned in front of the front-side mounting position and the mounting position with respect to the vehicle body of the seat The movable floor apparatus for an automobile according to claim 1, wherein The fixed floor portion is provided with a protruding portion protruding upward along the vehicle width direction, and the seat is attached to the protruding portion with a front end edge protruding forward, and the rear end of the rear panel 2. The movable floor apparatus for an automobile according to claim 1, wherein the edge is arranged between the protrusion and the front edge of the seat in the longitudinal direction of the vehicle body. The rear end edge of the rear panel is supported by the protrusion so as to be pivotable in the vertical direction, and is configured to move up and down by swinging up and down around the rear end edge of the rear panel. The movable floor apparatus for an automobile according to claim 3, wherein the movable floor apparatus is an automobile. The rear edge of the rear panel is supported by the protrusion at a position spaced in the height direction from the fixed floor, and the lifting mechanism is disposed below the rear edge of the rear panel. The movable floor apparatus for an automobile according to claim 4, wherein the movable floor apparatus is an automobile. The movable floor portion, together with the front edge of the front panel is vertically swingably supported relative to the fixed floor portion, is supported from below of the front side panel by the lifting mechanism, the lifting of the front panel kinematic trailing edge claim 1 Symbol placement automobile movable floor apparatus, characterized in that it is configured to move along the fixed floor portion of the rear panel in accordance with the.   The fixed floor portion is formed such that a front end portion is inclined forwardly through a bent portion, the front panel is disposed across the bent portion of the fixed floor portion, and the elevating mechanism is connected to the fixed floor portion and the front side. The movable floor apparatus for an automobile according to claim 6, wherein the movable floor apparatus is disposed between the panel and the panel. The movable floor portion, so that the rear panel while being supported by the lifting mechanism from below, a front edge of the front panel is moved along the fixed floor portion in accordance with the lifting and lowering of the rear panel claim 1 Symbol placement automobile movable floor apparatus characterized by being configured to. The movable floor portion is supported by the lifting mechanism in a portion of the movable floor portion where a foot portion of an occupant seated on the seat is placed when getting on and off. The movable floor apparatus for an automobile according to any one of claims 1 to 5 .

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