JPS6052010B2 - Wheelchair fixation device in vehicle - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a fixing device for fixing a wheelchair in a vehicle, and its purpose is to securely fix the wheelchair to the vehicle to keep the wheelchair and its user safe. To provide a fixing device for a wheelchair which can be easily selected and fixed, and which can be folded and stored when not in use.

An embodiment of the present invention will be described below with reference to the drawings. In FIG.
A state where 00 is fixed is shown.

This fixing device 100 includes a support frame 10 fixed to the floor surface and inner wall of the vehicle at an appropriate position in the vehicle (not shown), and a side frame on the support frame 10 side of the wheelchair 200 attached to the lower part of the support frame 10. A support device 20 that supports the lower part 211 of the support frame 10, a support bar 30 pivotally attached to the upper end of the support frame 10 so as to be swingable in the vertical direction, and a pair of left and right hook devices 40 mounted on the support bar 30, It consists of 40 and head rest 50. As shown in FIG. 1, the support device 20 has a transverse member 21 horizontally and rotatably supported at the lower part of the support frame 10 by a pair of front and rear brackets 11 and 12 fixed to the support frame 10. There is.

This transverse movement 721 has its front end connected to the front bracket 11.
At the same time, as shown in FIG.
It is assembled to the support frame 10 with a small-diameter screw portion 21b (left-hand thread) integral with the support frame 10 protruding rearward. This horizontal rod 21
The base 22a of the fixed lever 22 is on the small diameter threaded portion 21b of the
is screwed on, and a rotating lever 23 is fixed to the rear end of the small diameter threaded portion 21b. The horizontal rod 21 is fixed unrotatably to the support frame 10 by rotating the fixing lever 22 and bringing the base 22a of the horizontal rod 21 into close contact with the bracket 12. Further, this horizontal rod 21 rotates the fixed lever 22 in the opposite direction to the fixing direction, so that the fixed lever 22
By separating the base portion 22a from the bracket 12, it can be freely rotated by the rotation lever 23. On the other hand, a hook 24 is fitted to the front end of the horizontal rod 21 in a state substantially orthogonal to the horizontal rod 21, as shown in FIG. This hook 24 is guided by a convex shape 25 formed in the axial direction on the horizontal rod 21 so as to be unrotatable but movable in the axial direction with respect to the horizontal rod 221, and is positioned at an appropriate position on the horizontal rod 21. It is screwed 26. Further, an engaging portion 27 is formed on the lower surface of the distal end of the hook 24.
7 engages with the lower part 211 of the side frame 210 from above. Support bar 30 pivotally connected to the upper end of support frame 10
As shown in FIG. 1, the bracket 32 is located substantially perpendicular to the support device 20 and at the rear of the wheelchair 200, and a bracket 32 to which a support rod 31 is attached is fixed approximately at the center thereof.

As shown in FIG. 4, the support rod 31 has its upper end pivotally attached 33 to the lower end of the bracket 32, and
As shown in FIG. 1, when the lower end of the support bar 30 is fixed to a stopper 34 fixed on the floor of the vehicle, the support bar 30 is supported horizontally and firmly. Note that a stopper 13 similar to the stopper 34 fixed to the floor surface is attached to the support frame 10. As shown in FIG. 5, each hook device 40 includes a base 41 fitted onto the support bar 30, and a
It consists of a lever 43 which is pivotally supported by a pin 42 vertically disposed above the lever 43 so as to be swingable in the horizontal direction, and a hook 44 which is attached to the lever 43 so as to be swingable in the horizontal direction.

The base 41 is guided by a protrusion 35 formed in the axial direction on the support bar 30 so as to be unrotatable but movable in the axial direction relative to the support bar 30, and is screwed 45.
Further, a recess 46 corresponding to the handle portion 212 (or the handle portion 222 of the side frame 220 on the other side) forming the upper part of the side frame 210 on the side frame 10 of the wheelchair 200 is formed at the tip of the base 41. has been done. The hook 44 is attached to each handle portion 212, 22 of the wheelchair 200.
The lever 43 has a locking portion 47 at its distal end that is bent to correspond to the shape of the locking portion 47, and its base end 44a is pivotally attached to approximately the center of the lever 43. In each of these hook devices 40, the handle portion 212 of the wheelchair 200 (
222) in contact with the locking portion 4 of the hook 44.
If the lever 43 is rotated in the direction of the arrow shown in the figure while facing the recess 46, the handle portion 212 (2) of the wheelchair 200 is moved.
22) is supported on the support bar 30. Further, as shown in FIGS. 1 and 4, the headrest 50 is fixed to a support piece 51 fixed to the bracket 32 of the support bar 30 via a known fixture 52.

A support pin 53 is fixed to the support piece 51 in parallel to the support bar 30, while a support pin 54a is fixed to the lower end of the column 54 of the headrest 50 in parallel to the support bar 30. The mounting bracket 52 allows the support pins 53 and 54a to be inserted into openings 55 and 56 provided at both upper and lower ends of the mounting bracket 52 by pulling a lever 52a provided on the back side in the direction of the arrow shown in the figure. When returned, both support pins 53,
54a is fixed unrotatably. In this case, the position of the headrest 50 is adjusted by appropriately changing the mounting angle of the mounting bracket 52. Note that in this embodiment, the fixing device 10 for the wheelchair 200 carried into the vehicle is
In order to facilitate positioning with respect to 0, positioning belts 14 and 15 are fixed to the floor of the vehicle, as shown in FIG.

In the fixing device 100 configured as described above, when there is no need to fix the wheelchair 200, the lower end of the support rod 31 is attached to the support frame with the support bar 30 flipped up, as shown by the imaginary line in FIG. 10, and with the hook 24 of the support device 20 flipped up, the horizontal rod 21 is fixed by a fixing lever 22, and is housed so as not to obstruct passage inside the vehicle.

Further, when the wheelchair 200 is fixed by the fixing device 100, the wheelchair 200 carried into the vehicle is stopped at an appropriate position relative to the fixing device 100 using the positioning belts 14 and 15. Next, the lower end of the support rod 31 is removed from the stopper 13 and fixed to the stopper 34 on the floor.
Support bar 30 is supported horizontally. After that, in both the hook devices 40, 40, each lever 43 is rotated to support each handle part 212, 222 of the wheelchair 200 by the recess 46 of the base 41 and the locking part 47 of the hook 44, respectively. Ru. Finally, rotate the fixing lever 22 of the support device 20 in the release direction to release the fixation of the side rod 21, and then rotate the rotating lever 23 to move the engaging portion 27 of the hook 24 to the side frame 210. Engage with the lower part 211 and fix the lever 22
is rotated in the fixing direction to fix the horizontal rod 21. As a result, the wheelchair 200
11 and both handle portions 212 and 222, and is firmly fixed to the vehicle, and even if the vehicle carrying the wheelchair 200 suddenly starts or is rear-ended, the wheelchair 200 is firmly fixed to the vehicle. The head of the user of the wheelchair 200 is protected by the headrest 50. Furthermore, in this fixing device 100, the fixing and releasing operations of the wheelchair 200 can be performed only at the rear of the wheelchair 200, making the fixing and releasing operations of the wheelchair 200 easy. Also, in Figure 6,
A fixing device 100A according to another embodiment of the present invention is shown, in which a support bar 30A is pivotally attached to the upper end of a support frame 10A that is slightly lower than the above-mentioned support frame 10, and a support rod 31a is attached to the tip of the support bar 30A. is pivotally supported via a bracket 32a.

The support rod 31a horizontally and firmly supports the support bar 31A by fixing its lower end to a stopper 34a fixed to the floor surface located directly below the tip of the support bar 30A. In this case, each of the hook devices 40 described above is mounted on the support bar 30A with the front and back reversed. Further, the above-mentioned support device 20 is attached to the lower part of the support frame 10A with the front and back reversed, and its hook 24 is engaged with a hand rim 230 for driving the wheelchair 200. Note that the other configurations are the same as those of the fixing device 100 described above, so a description thereof will be omitted. However, this fixing device 1
In 00A, the hand rim 230 of the wheelchair 200 is supported by the support device 20, and each hook device 4
0, the front upper part 2 of both side frames 210 and 220
13 and 223, and is firmly fixed to the vehicle.

In this case, since the support bar 30A is located at the front of the wheelchair 200, the support bar 30A can prevent the user of the wheelchair 200 from rolling forward when the vehicle suddenly stops. Note that each support device 100 described above
- In 100A, the fixing positions of the hook 24 of the support device 20 and each hook device 40 are adjustable, so any size wheelchair can be fixed.

As detailed above, in the present invention, as illustrated in each of the above embodiments, the support frame 10 (1
The support bar 30 (0A) and the support rod 31 (31a)
30A) horizontally, and hold this support bar 30(30A) horizontally.
), a pair of hook devices 40, 40 are installed on the top of the support frame 10 (10A) in a position-adjustable manner, and a support device 2 is installed on the bottom of the support frame 10 (10A).
0, and use both hook devices 40 and 40 to attach the handle parts 212 and 222 (or side frame 21
0 and 220), and the support device 30 supports the lower part 21 of the side frame 210.
1 (or the hand rims 230 of the wheelchair 200) to secure the wheelchair 200, thereby securely securing the wheelchair to the vehicle and protecting the wheelchair and its user. It is possible to provide a fixing device that can perform the fixing operation easily.Furthermore, this fixing device 100
Since the headrest 50 is installed on the support bar 30 of
Wheelchair users can be transported safely.

[Brief explanation of the drawing]

Fig. 1 is a perspective view showing a wheelchair fixed by the fixing device according to the present invention, Fig. 2 is an enlarged vertical cross-sectional view taken along line 1 and 2 in Fig. 1, and Fig. 3 is the front end of the support device. FIG. 4 is an enlarged perspective view of a portion of the present invention as seen from the direction of the arrow ■ in FIG. 1, FIG. It is a perspective view showing another example.

Claims (1)

[Claims] 1. A support frame that is vertically installed and fixed at an appropriate location in a vehicle;
A support device that supports the lower part of the hand rim or side frame of the wheelchair by means of a hook that is horizontally attached to the lower part of the support frame and fixed to a part of the support frame in an adjustable manner; A support bar pivotally connected to the support bar, and a support rod pivotally connected to the support bar so as to be swingable at a portion of the support bar, and fixing the support bar horizontally when the lower end thereof is fixed to the floor surface of the vehicle. and a hook device that is fixed on the support bar so that its position can be adjusted in the axial direction and supports the upper part of the side frame. 2. A support frame that is vertically installed and fixed at an appropriate location within the vehicle;
A support device that supports the lower part of the hand rim or side frame of the wheelchair by means of a hook that is horizontally attached to the lower part of the support frame and fixed to a part of the support frame in an adjustable manner; A support bar pivotally connected to the support bar, and a support rod pivotally connected to the support bar so as to be swingable at a portion of the support bar, and fixing the support bar horizontally when the lower end thereof is fixed to the floor surface of the vehicle. a hook device fixed on the support bar so as to be adjustable in the axial direction and supporting the handle portion of the wheelchair; and a headrest fixed on the center part of the support bar so as to be adjustable in the vertical direction. A wheelchair fixing device characterized by comprising: