JP5499376B2 - Car getting on and off support equipment - Google Patents

Description

  The present invention relates to a boarding / alighting support device that supports boarding / alighting of a passenger in an automobile.

  When getting in and out of a car, the posture becomes unstable when moving from a standing posture to a sitting posture and from a sitting posture to a standing posture regardless of gender. For this reason, at the time of getting on and off, one or both hands are unconsciously or consciously attached to the seat cushion or the seat back to eliminate the unstable posture. In general, the seat cushion or the seat back itself is not provided with a portion that can be easily grasped by a hand, and therefore, the entry / exit operation is particularly burdensome for children, elderly people, and disabled people.

  On the other hand, a seat structure in which the seat cushion itself is raised and lowered is proposed in, for example, Patent Document 1 in order to assist the getting-on / off operation of the physically handicapped and the elderly, and to allow the getting-on / off to be performed safely. Has been. In this seat structure, a seat frame and a frame driving means for raising the seat frame in a mountain shape are arranged on the cushion panel, and the seat cushion is bulged in a mountain shape following the standing motion of the seat frame. is there. According to this, there is an advantage that the seating surface of the seat can be raised when getting off, the standing posture from the seating can be obtained naturally, and consequently the burden of getting off can be reduced.

JP 2000-71827 A

However, such a conventional seat structure has a disadvantage that the assembly structure of the seat frame and the frame driving means for raising the seat frame in a mountain shape is complicated and large, resulting in a rise in the vehicle price. It was.
In addition, there is a problem that the conventional seat structure with a support function cannot be adopted unless the seat structure is largely changed.

  The present invention has been made in view of the above-described circumstances, and an object thereof is to make it possible to easily assist an occupant's getting-on / off operation in an automobile or the like with a simple configuration without greatly changing the seat structure, and to reduce the cost. An object is to provide a vehicle getting on / off support device that can be realized with a simple configuration.

In order to achieve the above-described object, an automobile boarding / alighting support apparatus according to the present invention is a support in which an occupant grips and supports the boarding / alighting at the end of the seat cushion of an automobile seat at the time of boarding / alighting. The support member has a T-shape or an inverted L-shape having a handle on the upper end of one lifting shaft, and the lifting shaft is provided so as to be movable up and down in the axial direction. It is possible to lock at the lifting position.

With this configuration, the occupant can put his / her hand on the support member and put the whole weight on it, and can get on and off with confidence by receiving the support of the support member. In addition, since the structure can be easily attached with a simple shape, the assembling work can be simplified and facilitated, and loading to various vehicle types can be realized at low cost without greatly changing the seat structure. . Also, according to the body shape such as the height and weight of the occupant, or according to the height of the seat, the height of the doorway, etc., the occupant himself can adjust to the optimum height while smoothly raising and lowering one lifting shaft , Assist effects suitable for each individual passenger and the safety of getting on and off children, the elderly, and the disabled.

In addition, in the automobile boarding / alighting support device according to the present invention, a case opening at least laterally and upward is attached to an end portion of the seat cushion, and the support member is erected in the case. And
With this configuration, since the support member is mounted in the case, it is possible to prevent the support portion from protruding from the surface of the seat cushion, so that it does not get in the way when getting on and off or sitting, and the appearance around the seat can be improved.

Further, the support member elevating support of a motor vehicle according to the present invention, the free movement in the upward direction, hand, characterized in that it comprises a one-way locking means for restricting the downward movement descending direction.
With this configuration, the support member can be easily and quickly moved to a height suitable for the occupant and can be brought into a locked and unlocked state. As a result, the occupant can safely get on and off.

  According to the present invention, it is possible to assist all passengers including young and old men and women, healthy persons, and handicapped persons with a simple and safe configuration, and this can be realized with an inexpensive configuration.

It is a perspective view showing a sheet having a passenger support device according to the implementation embodiments of the present invention. It is a perspective view of the main part of the boarding / alighting support apparatus shown in FIG. It is a perspective view which shows the state which raised the support member in FIG. It is a perspective view which shows the example from which the attachment structure of the boarding / alighting support apparatus by embodiment of this invention differs . It is sectional drawing which shows the raising / lowering mechanism (one way lock means) of the support member in FIG. It is a disassembled perspective view which shows the other example of the raising / lowering mechanism (one way lock means) of a support member. It is principal part sectional drawing (a) (b) explaining the raising / lowering mechanism of the support member shown in FIG.

The boarding / alighting support device for an automobile according to the present invention is characterized in that a support member that supports the boarding / alighting by an occupant by hand when getting on / off is provided at least at the end of the seat cushion of the automobile seat. And
The support member is preferably T -shaped or inverted L-shaped because it is easy to grasp and support by hand.
Further, the support member is attached to the end portion of the seat cushion with a case that opens at least laterally and upward. When the support member is erected in the case, the support member protrudes from the surface of the seat cushion. This is preferable because it can be prevented, and does not get in the way when getting on and off or sitting, and the appearance around the seat can be improved.
Furthermore, the support member is provided so as to be movable up and down, and can be locked at a predetermined lift position, depending on the body shape such as the height and weight of the occupant, or the height of the seat or the height of the doorway. Accordingly, since the occupant can adjust the support member to the optimum height, an assist effect suitable for each occupant can be obtained, so that even a child, an elderly person, or a disabled person can safely get on and off the vehicle.
This support member that can be moved up and down freely moves in the upward direction, while having a one-way lock means that restricts the movement in the downward direction, the support member can be easily and quickly adjusted to a height that suits the occupant himself. Since it can be used by moving, it is preferable.

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

(First embodiment)
1 is a perspective view showing a seat having a boarding / alighting support device according to a first embodiment of the present invention, FIG. 2 is a perspective view of a main part of the boarding / alighting support device shown in FIG. 1, and FIG. 3 is a support member in FIG. It is a perspective view which shows the state which raised the. In the figure, a seat A is installed in a passenger compartment, and is composed of a seat cushion 1 and a seat back 2. The seat cushion 1 has a center cushion 1a and side cushions 1b integrally and continuously on the left and right sides thereof.

The seat cushion 1 is supported with a seat frame inside, and an upper rail is fixed to the seat frame, and the upper rail is movable in the longitudinal direction of the vehicle body along the lower rail on the vehicle body side. The seat A is movable in the longitudinal direction of the vehicle body. A support member 3 and a case 8 for housing the support member 3 are installed on the side portions of the left and right side cushions 1b. Further, a buckle member 4 for locking the seat belt faces the side of the left side cushion 1b adjacent to the case. The case 8 is fixed to the seat frame 5 at the side cushion 1b, and the support member 3 is provided so as to be movable up and down with respect to the seat frame 5 via the case 8.

In this example, the case 8 is shown as being fixed to the seat frame of the side cushion 1b portion, but this may be another seat constituent member. For example, an upper rail may be sufficient and the support member fixed to the seat frame or the upper rail may be sufficient. Hereinafter, an example in which the case 8 is fixed to the seat frame 5 will be described.
The case 8 may be made of resin or steel, but will be described below using an example of a resin case. The case 8 may be provided with an openable / closable lid at the opening.
Moreover, although the case where the support member 3 is provided on both sides of the seat cushion 1 is shown in the drawing of the present example, this may be provided at least at the end of the seat cushion 1 on the entrance / exit side.

2 and 3 show the mounting structure of the support member 3. In the figure, the support member 3 is formed of metal or resin . The support member 3 has a T shape and an inverted L shape . The surface of the support member 3 is subjected to coating treatment such as coloring or patterning as necessary.

The support member 3 is accommodated in the resin case 8. The resin case 8 is a substantially rectangular case that opens upward and on one side, and a hanging decorative plate 9 is integrally connected to the opening side of the one side. This hanging decorative plate 9 prevents the mounting parts of the support member 3 from being exposed to the outside.

The seat frame 5 is used to provide the support member 3 via the resin case 8, and the seat frame 5 is formed by press-molding a thick steel plate. The support member 3 is attached to the side portion of the side cushion 1b, particularly right next to the seating position of the occupant. The seat frame 5 of this example may be resin-molded. Reference numeral 17 denotes a side garnish which covers the rotation support portion of the seat back 2 at one end portion of the seat frame 5 for makeup.

  Accordingly, the occupant can move his / her weight while supporting the support member 3 from the seating position on the seat cushion 1 while supporting the support member 3. For this reason, alighting operation can be carried out smoothly. Further, when riding, the seating operation can be performed slowly and safely by supporting the body with arms while supporting the support member 3.

In the above embodiment, the case where the support member 3 is disposed in the resin case 8 on the side surface of the side cushion 1b has been described. However, as shown in FIG. 4, the support member 3 is placed on the seat frame 5 so as to face the upper surface of the side cushion 1b. May be erected. In this case, the installation of the resin case 8 can be omitted.

2 is a perspective view showing a state in which the support member 3 is housed in the resin case 8, FIG. 3 is a perspective view showing a state in which the support member 3 is in the raised position, and FIG. 5 is an elevation structure of the support member 3 (one-way). It is sectional drawing which shows a locking means. The boarding / alighting support device according to this embodiment includes a support member 3 in which a grip 22 is coupled to an upper end of a lifting shaft 21 by screwing or the like, and is formed into a T shape as a whole.

  A plurality of ring claws (or saw blade claws) 23 are engraved on the outer periphery of the elevating shaft 21 in the longitudinal direction, leaving a predetermined upper length. In addition, a shaft member insertion hole 25 of an operation lever 24 disposed under the grip handle 22 is inserted through the lifting shaft 21 via a spring 30. Accordingly, the operating lever 24 can lift and lower the grip handle 22 along the lifting shaft 21 in a predetermined region in the vertical direction by gripping (holding) the grip handle 22 with one hand.

  On the other hand, a support shaft (horizontal shaft) 26 is provided in a part of the seat frame 5 facing the operation lever 24, and a pawl member 27 is rotatably supported by the support shaft 26. On the pawl member 27, a plurality of locking claws 28 are arranged in the vertical direction on the side of the lifting shaft 21 facing the ring claw 23.

  These locking claws 28 and ring claws 23 have substantially the same pitch and size, respectively. For this reason, when the pawl member 27 is rotated counterclockwise about the horizontal shaft 26, both claws 28 are resisted against the repulsive force of the spring 32 interposed between the pawl member 27 and the seat frame 5. , 23 are released. On the other hand, when the rotation operation force as described above is not applied to the pawl member 27, both the claws are engaged with each other by the repulsive force of the spring 32, and the lifting shaft 21 can be lifted. The descent is firmly regulated. In the state where the claws 28 and 23 are engaged with each other, a well-known detent type that slides with each other in the upward direction of the lifting shaft 21 and engages with each other in the downward direction of the lifting shaft 21. Saw blade shape.

  One end of a wire 29 is fixed to a part of the pawl member 27. The other end (upper end) of the wire 29 is fixed to a part of the operation lever 24 through a small hole 31 provided in the bottom 8 a of the resin case 8. Therefore, the pawl member 27 can be forcibly rotated counterclockwise about the support shaft 26 via the wire 29 by grasping the operation lever 24 with a finger that grasps the grip handle 22. By this rotation, the locking claw 28 is separated from the ring claw 23, so that the operation lever 24 and the handle 22 can be raised or lowered to a predetermined height together with the lifting shaft 21.

After the operation lever 24 and the handle 22 are moved to a predetermined height, the pawl member 27 is moved in the reverse direction (clockwise) around the shaft 26 by releasing or weakening the gripping force of the finger on the operation lever 24. ) And the claws 28 and 23 mesh. For this reason, the elevating shaft 21 is prevented from being lowered at the meshing position, and the support member 34 is kept at a predetermined height. Therefore, the support member 3 can be used as a handle member or a handrail to enable smooth getting on and off.

5 , the internal structure including the pawl member 27 is covered by covering the region including the pawl member 27 with the bottom plate 8a of the resin case 8 and the hanging decorative plate 9 similar to those shown in FIG. 2 and FIG. Can be prevented from being seen, and the appearance and design around the seat cushion 1 can be avoided from deteriorating.

(Second Embodiment)
Figure 6 is an exploded perspective view showing another lifting structure (one-way locking means) of the support member, FIG. 7 is a fragmentary sectional view for explaining the elevating mechanism of the support member, (a) support member in the lock plate Indicates a locked state, and (b) indicates a state in which the support member is prevented from coming off by a lock plate.
In the lifting support device in this embodiment, the support member 3B is formed in a T-shape as a whole by connecting the grip handle 22 to the upper end of the lifting shaft 21.

  The seat frame 5 is provided with a cylindrical support member 33, and the support member 3 </ b> B is supported by being inserted into the support member 33 so as to be movable up and down. At the upper end position of the support member 33, a lock plate 34 is provided so as to be capable of moving forward and backward. In this example, the lock plate 34 is movable back and forth in a direction orthogonal to the lift shaft 21, and the lift shaft 21 penetrates the lock plate 34, and a part 34 a of the lock plate 34 is caused by the elastic force of the spring 35. It is contact | abutted to the raising / lowering shaft 21 which penetrated so that contact / separation was possible. The lock plate 34 and the spring 35 are accommodated in a case 36, and only the operation portion 34b of the lock plate 34 is exposed. The case 36 is provided on the upper surface of the seat frame 5 or the resin case 8, and the operation portion 34 b can be operated by an occupant.

A plurality of height adjusting notches 37 are provided in parallel on the elevating shaft 21 along the outer peripheral axial direction, and the lock plate 34 is engaged with the notches 37 by the elastic force (spring force) of the spring 35. It is locked by doing. As shown in FIGS. 6 and 7A , the height adjusting notch 37 includes a horizontal plane 37a that extends toward the center of the elevating shaft 21, and an inclined surface 37b that gradually expands downward from the deepest portion of the horizontal plane 37a. Formed from.

  Therefore, when the support member 3B is pulled upward in an attempt to use the support member 3B, the abutting portion 34a of the lock plate 34 with the elevating shaft 21 acts on the elastic force of the spring 35 by the action of the inclined surface 37b of the notch 37. The spring shaft 21 is disengaged from the notch 37 against the (spring force), the lifting shaft 21 can be moved upward, the height of the support member 3B can be adjusted, and conversely, when the support member 3B is pressed downward, the lock plate 34 Engages with the horizontal surface 37 a of the notch 37 and is locked without being disengaged from the notch 37. The lock can be released by pushing the operating portion 34b of the lock plate 34 against the spring 35 to disengage the lock plate 34 from the notch 37. That is, by pushing the operating portion 34b of the lock plate 34 against the spring 35 to disengage the lock plate 34 from the engagement of the notch 37, the elevating shaft 21 can be moved downward, and the support member 3b is adjusted downward. it can.

In addition, in the raising / lowering mechanism (one-way lock means) of this embodiment, since the support member 3B is free to move upward, the support member 3B may be pulled out. Accordingly, it is preferable to provide a retaining notch 38 below the height adjusting notch 37 at the lowest position of the lifting shaft 21.
As shown in FIGS. 6 and 7B , the retaining notch 38 includes a horizontal plane 38a that extends toward the center of the lifting shaft 21, and an inclined surface 38b that gradually increases in diameter upward from the deepest portion of the horizontal plane 38a. Is formed.
Accordingly, the lifting shaft 21 is free to move upward, but when it moves upward and the notch 38 for retaining the stopper reaches the position of the lock plate 34, the lock plate 34 is engaged with the horizontal surface 38a of the notch 38. Locked and further upward movement is prevented. Therefore, no further upward movement is possible, and the support member 3B is prevented from coming off. In order to move the lifting shaft 21 upward by moving further upward, the operation part 34b of the lock plate 34 may be pushed to release the lock.

As described above, in the present embodiment, the resin case 8 that opens at least laterally and upward is attached to the seat frame 5 that supports the seat cushion 1, and the size of the resin case 8 is such that a person can hold it by hand. , so as to reach the T-shaped or inverted L-shaped support members 3, 3B, has a configuration which is mounted the support member 3, 3B to the seat frame 5.

As a result, the support members 3 and 3B are provided so as to be movable up and down with respect to the seat frame 5 in the seat cushion 1, so that the occupant can put the hand on the handle 22 of the support members 3 and 3B and apply the entire weight. Getting on and off can be done with confidence. Further, since the support members 3 and 3B have a simple configuration in which a steel material having a simple shape having a T-shape or an inverted L-shape is attached to the seat frame 5, the assembling work can be simplified and facilitated. Can be loaded into the vehicle at low cost.

Further, the support member 3 Contact and 3B, the movable operation to a predetermined vertical position relative to the seat frame 5, and lockable at a predetermined vertical position. Thus, in accordance with the body shape, such as a passenger's height or weight, or according to the height, lengths and doorways of the sheet, the passenger himself can be adjusted to an optimum height support member 3 Contact and 3B. Therefore, boarding / alighting assistance suitable for each individual passenger can be achieved, and even a child, an elderly person, or a disabled person can safely and reliably get on and off.

  The boarding / alighting support apparatus according to the present invention has an effect that it can assist a passenger in boarding / alighting operation in an automobile or the like with a simple configuration and can be realized with a low-cost configuration, and assists passengers in boarding / alighting in the automobile. Useful for devices and the like.

1 Seat cushion
3, 3B support member 5 Seat frame
8 Resin case
21 Lifting shaft 22 Grasping handle 23 Ring claw 24 Operation lever 25 Shaft member insertion hole 26 Horizontal shaft 27 Pawl member 28 Locking claw 29 Wire 29 Spring 33 Cylindrical support member 34 Lock plate 34b Lock plate operation section 35 Spring 36 Case 37 Notch for height adjustment 38 Notch for retaining

Claims (3)

At the end of the seat cushion of the automobile seat, at least at the end of the entrance / exit side, a support member is erected to support the getting-on / off by a passenger when getting on / off, and the support member is gripped at the upper end of one lifting shaft An automobile boarding / alighting support device characterized in that it has a T-shape or an inverted L-shape having a handle, the lifting shaft is provided so as to be movable up and down in the axial direction, and can be locked at a predetermined lifting position. .   2. The vehicle getting on / off support device according to claim 1, wherein a case opening at least laterally and upward is attached to an end portion of the seat cushion, and the support member is erected in the case.   3. The boarding / alighting support device for an automobile according to claim 1 or 2, wherein the support member includes one-way lock means for freely moving in the upward direction and restricting movement in the downward direction.

Images