JP3111113U - Wheelchair removable bed - Google Patents

Abstract

【Task】
The purpose of the present invention is a wheelchair detachable loading platform, which is excellent in load resistance, can be easily attached and detached without changing parts to an existing wheelchair with a different width, and does not obstruct the wheelchair user's view, And it is reducing that a wheelchair user's motion is restrict | limited.
[Solution]
The detachable loading platform for wheelchair according to the present invention is a lightweight pair of legs that are placed opposite to the right end of the top surface of the right footrest of the wheelchair and the left end of the top surface of the left footrest of the wheelchair. Further, it is formed in a flat plate shape with a flexible material, provided with a fixture for fixing the leg and the footrest holding column of the wheelchair to the leg, and a tray erected on each of the left and right legs.
[Selection] Figure 1

Description

  The present invention relates to a wheelchair detachable carrier that is attached to a footrest of a wheelchair.

  In recent years, various optional equipment related to wheelchairs has been developed and can meet the needs of users. One of the optional equipment is related to the table. Normally, this table is attached to an armrest of a wheelchair, and is convenient when performing various operations and eating and drinking (see, for example, Patent Document 1).

  In addition to a method of attaching a table to an armrest of a wheelchair, there is a method of attaching a holder for holding the table to a wheelchair frame and attaching a detachable table to the holder (for example, Patent Document 2). See).

Furthermore, wheelchairs are usually standardized in stages according to the physique of the person who rides in the wheelchair (hereinafter referred to as “wheelchair user”), and there are wheelchairs of various sizes. For example, the width between the left and right footrests of a wheelchair (hereinafter, the width between the left and right footrests is referred to as “the width of the wheelchair”) is 38 cm, 40 cm, or 42 cm according to the physique of the wheelchair user. Things are standardized.
JP 2001-17474 A JP 09-51914 A

  However, the table of Patent Document 1 or 2 is sufficient for placing a small object on the table, but for example, a shopping basket is placed in a supermarket, or luggage such as a bag or bag when traveling. It is not enough to put. Since the conventional table is attached to the armrest, placing a shopping basket or traveling baggage greatly obstructs the view of the wheelchair user and is not safe. In addition, since the luggage is placed in front of the upper body of the wheelchair user, the movement of the wheelchair user is restricted.

  Moreover, in the table of patent document 1 or 2, the load of the load put on a table must be supported by a cantilever fulcrum. When a heavy load is placed, a large bending moment is applied to the wheelchair frame, which leads to deformation and damage to the frame.

  Moreover, in the case of the table of patent document 1 or 2, it is necessary to prepare several tables according to the width | variety of various wheelchairs, or to have a width adjustment mechanism in a table. Furthermore, the table of patent document 1 or 2 needs to be newly equipped with a holder in a wheelchair, and cannot be easily mounted. In addition, the member for holding the table is made of metal, and the table main body is a heavy object made of wood or plastic, which becomes a heavy load as a whole when it is carried without using the table.

  Therefore, in the present invention, it is excellent in load resistance, can be easily attached to and detached from existing wheelchairs having different widths, does not obstruct the wheelchair user's view, and It is an object to provide a wheelchair detachable cargo bed that reduces the restriction of movement.

  In order to solve the above problems, a wheelchair detachable loading platform according to the present invention is placed facing the right end of the top surface of the right footrest of the wheelchair and the left end of the top surface of the left footrest of the wheelchair. A pair of flat legs formed of a lightweight and flexible material, a fixture for fixing the legs to the footrest holding column of the wheelchair, and a tray erected on each of the left and right legs. And

  Further, in the wheelchair detachable loading platform according to the present invention, the leg is opened so as to surround the footrest holding support column, and the fixing device includes the footrest in a state where the leg surrounds the footrest holding support column. Including fastening the holding struts. The detachable loading platform for the wheelchair can be firmly fixed by fixing the footrest holding strut with the fixing tool with the leg in the state of surrounding the footrest holding strut.

  In the wheelchair detachable loading platform according to the present invention, the fixing tool is preferably a hook-and-loop fastener. By fixing with a hook-and-loop fastener, it is possible to provide a wheelchair detachable loading platform that can be applied to wheelchairs with various widths.

  Moreover, in the detachable loading platform for wheelchairs according to the present invention, it is included that the legs are formed in a box shape. By making it into a box shape, it is possible to reduce the weight of the wheelchair detachable loading platform, and when the side end surface of the leg is opened, it is possible to easily surround the footrest holding support column.

  Further, in the wheelchair detachable loading platform according to the present invention, the hook-and-loop fastener is fixed so as to straddle the front and back surfaces of the leg, and above and below the fixing portion of the hook-and-loop fastener on the front and back surfaces of the leg. Including providing incisions. Even when attached to wheelchairs with different widths by providing cuts, in each case it can be surrounded by the part where the hook-and-loop fastener is provided so as to follow the shape of the footrest holding column, and both can be firmly fixed it can.

  In the wheelchair detachable loading platform according to the present invention, each leg can be closed symmetrically toward the center of the back surface of the tray, and the back surface of the tray and the legs are fixed when the legs are closed. Providing folding holding means. It can be folded by closing the legs, and by providing means for fixing it, it can be made compact when not in use. Therefore, the detachable loading platform for the wheelchair in the folded state can be easily carried by being directly attached to the back surface of the seat of the wheelchair.

  Moreover, in the detachable loading platform for wheelchairs according to the present invention, it is included that the height of the leg is substantially half of the length of the tray in the width direction of the wheelchair. By making the height of the legs as described above, the load placed on the loading platform does not block the view of the wheelchair user, the movement of the wheelchair user is not restricted, and the height does not interfere with the foot of the wheelchair user In addition, when both the left and right legs are folded, the legs do not overlap at the end portions, so that even if the legs are thick, they cannot be bulky to carry.

  In the wheelchair detachable loading platform according to the present invention, the lightweight and flexible material is preferably a waste paper recycling board. By using the used paper recycling board, it is possible to provide a wheelchair detachable carrier that is excellent in load resistance while being a lightweight and flexible material.

  The present invention can be excellent in load resistance, can be easily attached to and detached from existing wheelchairs with different widths without changing the parts, does not obstruct the wheelchair user's view, and the wheelchair user's movement is The limitation can be reduced.

  Hereinafter, although this invention is demonstrated in detail, showing embodiment, this invention is limited to these description and is not interpreted. Hereinafter, the wheelchair detachable loading platform according to the present embodiment will be described with reference to FIGS. 1 to 10.

  FIG. 1 is a schematic perspective view when the wheelchair detachable carrier according to the present embodiment is mounted on a wheelchair. FIG. 2 is a schematic perspective view of the wheelchair detachable loading platform according to the present embodiment. FIG. 3 is a side view from the direction B of FIG. FIG. 4 is an enlarged view of the side end surface of the leg on the seat side, FIG. 4 (a) is a state before surrounding the footrest holding support, and FIG. 4 (b) is surrounding the footrest holding support. Shown later.

  The wheelchair detachable loading platform 100 according to the present embodiment is placed facing the right end of the top surface of the right footrest 31a of the wheelchair 50 and the left end of the top surface of the left footrest 31b of the wheelchair 50, respectively. A pair of flat plate-like legs 1a and 1b formed of a lightweight and flexible material, and a fixing tool 2 for fixing the legs 1a and 1b to the footrest holding posts 32a and 32b of the wheelchair 50 are provided. A tray 3 is constructed on the legs 1a and 1b.

  In the wheelchair 50 of FIG. 1, footrests 31 a and 31 b are provided at positions of left and right feet when a wheelchair user sits on the seat 33. The right footrest 31a is attached to the footrest holding column 32a at the right end, and the left footrest 31b is attached to the footrest holding column 32b at the left end. The footrest holding posts 32a and 32b are fixed to a frame (not shown) of the seat 33. The footrests 31a and 31b may be integrally connected to the frame. The footrests 31a and 31b usually have a structure and strength that can withstand the weight of a wheelchair user. Therefore, even if a load is applied to the footrests 31a and 31b, the wheelchair frame is not deformed or damaged. The width between the footrest 31a and the footrest 31b has three standards according to the physique of the wheelchair user, and is 38 cm, 40 cm, and 42 cm.

  The legs 1a and 1b are flat. The flat plate shape may be a thin flat plate of about several mm, and may be wide enough not to get in the way when feet are placed on the footrests 31a and 31b. The legs 1a and 1b shown in FIG. 2 are trapezoidal flat plates, but may be triangular or square flat plates or polygonal flat plates. Furthermore, the edge may be curved. Since the leg 1a and the leg 1b are symmetrical and have the same configuration, the leg configuration will be described below with reference to the leg 1a.

  The leg 1a is formed of a lightweight and flexible material. By forming the leg 1a with a lightweight material, the wheelchair detachable loading platform 100 can be easily carried without being a heavy load. The lightweight and flexible material is preferably a used paper recycled board. The leg 1a made of the used paper recycling board is excellent in load resistance and will not be damaged even if a heavy load is placed on the wheelchair detachable loading platform 100. As the used paper recycled board, a special fiber layer board (for example, Hokuetsu Paper Co., Ltd., product name Pasco) combining pulp and synthetic resin may be used. When a used paper recycling board is used, the surface may be waterproofed. In addition, the leg 1a of the present embodiment may be made of a flexible plastic material such as polyethylene or polypropylene instead of the used paper recycling board.

  As shown in FIG. 4, the leg 1a preferably opens, for example, the side end surface 4 on the seat side so as to surround the footrest holding column 32a. Furthermore, it is preferable that the upper end surface 9 of the leg 1a is provided with a notch 18 at the end on the seat side, and the lower end surface 10 of the leg 1a is provided with a notch 19 at the end on the seat side. The footrest holding column 32a is inserted into the inside of the leg 1a from the opened surface, the footrest holding column 32a is fitted into the notch 18 and the notch 19, and the footrest holding column 32a is held by the front surface 7 and the back surface 8 of the leg 1a. Enclose. Thereby, the detachable loading platform 100 for wheelchairs can be firmly fixed, and rattling of the detachable loading platform 100 for wheelchairs can be suppressed. The dimensions and shape of the notches 18 and 19 are not particularly limited, but the width of the notches 18 and 19 can be adapted to any wheelchair 50 having a different width (for example, a wheelchair 50 having a width of 38 cm and a wheelchair 50 having a width of 42 cm). Thus, it is preferable to have a desired length.

  The leg 1a may be box-shaped, that is, hollow. By making it into a box shape, the wheelchair detachable loading platform 100 can be reduced in weight, and when the side end surface 4 of the leg 1a is opened, the footrest holding column 32a can be surrounded by the surface around the opened surface. In FIG. 2, the leg 1 a has a hollow box shape. However, for example, a strength member may be disposed inside the box shape.

  The tray 3 has a flat surface on which an object can be placed, and as shown in FIG. 2, it is preferable to provide a rising edge at the edge to prevent rolling and dropping. The dimensions of the tray 3 are not particularly limited. However, if the width of the left and right wheels of the wheelchair is exceeded, the wheelchair travel safety may be hindered. Although the material of the tray 3 is not particularly limited, it is preferable that the tray 3 is made of a recycled paper recycling board like the legs 1a and 1b because it is preferably very lightweight when carried when not in use.

  FIG. 5 shows a side view of the wheelchair detachable loading platform 100 of FIG. 3 as viewed from the A direction. The support structure of the tray 3 by the legs 1a and 1b may be any support structure as long as the legs 1a and 1b support the tray 3 at both left and right ends of the tray 3, but the tray 3 is shown in FIG. As shown, it is preferably constructed on the upper end surface 9 of the legs 1a, 1b. By being installed on the upper end surface 9 of the legs 1a and 1b, the legs 1a and 1b directly receive the load of the load placed on the tray 3. Therefore, it is less likely to damage the joint between the legs 1a, 1b and the tray 3.

  FIG. 6 is a top view of the wheelchair detachable loading platform 100. FIG. 7 is a side view when the wheelchair detachable loading platform 100 is mounted on the wheelchair 50. Since the wheelchair detachable loading platform 100 is disposed at the foot of the wheelchair user, the tray 3 is required not to interfere with the foot 34 of the wheelchair user. Therefore, the attachment position of the tray 3 with respect to the legs 1a and 1b is arranged leaving a sufficient length X on the seat side to allow the foot 34 of the wheelchair user to enter as shown in FIG. The length X sufficient to put the foot 34 of the wheelchair user is, for example, about 13 cm. The wheelchair detachable loading platform 100 that secures the length X for inserting the foot 34 can be mounted without interfering with the foot of the wheelchair user as shown in FIG.

  As shown in FIG. 5, the height of the leg 1a is preferably approximately half of the width of the wheelchair 50 of the tray 3 in the width direction. By making the height of the legs 1a in this way, the load 35 placed on the wheelchair removable cradle 100 does not block the view of the wheelchair user as shown in FIG. It can be set to an appropriate height that does not interfere with the user's foot.

  FIG. 8 shows a state in which the legs are folded in a side view of the detachable loading platform 100 for the wheelchair shown in FIG. When the height of the legs 1a and 1b is approximately half the length in the width direction of the tray 3, when the left and right legs 1a and 1b are folded as will be described later, as shown in FIG. Since the legs 1b do not overlap at the end portions, even if the legs 1a and 1b have a thickness, the legs 1b cannot be bulky to carry.

  As shown in FIG. 8, the legs 1 a and 1 b are opened and closed symmetrically toward the center of the back surface 21 of the tray 3, so that the legs 1 a and 1 b are opened and closed symmetrically between the legs 1 a and the back surface 21 of the tray 3. A hinge 12 is provided between the two. The hinge 12 is preferably made of a used paper recycling board in the same manner as the legs 1a and 1b. It is preferable to use a recycled paper recycled board because the folds are unlikely to deteriorate even when repeatedly opened and closed. The material of the hinge 12 may be plastic or a hinge of a metal fitting. Further, instead of the hinge 12, for example, a part of the legs 1a and 1b is extended (not shown), and the extension member is bent as a glue allowance, and the glue allowance is attached to the tray 3, and the legs 1a and 1b are attached. It may be foldable.

  As shown in FIG. 8, the legs 1a and 1b are provided with folding holding means 13 for fixing the tray 3 and the legs 1a and 1b when the legs 1a and 1b are closed, respectively. The folding holding means 13 is exemplified by an elastic string 14 and a stopper 15. The material of the elastic string 14 is not particularly limited, and examples thereof include rubber and cotton. The length of the elastic string 14 should just be a length which the leg 1a does not rattle when the detachable loading platform 100 for wheelchairs is made into a folded state. The shape, size, position, and material of the stopper 15 are not particularly limited. What is necessary is just to be able to hook the elastic string 14.

  FIG. 9 is a schematic perspective view of the wheelchair detachable loading platform 100 folded. By folding the legs 1a and 1b and fixing the legs 1a and 1b with the folding holding means 13, respectively, a compact shape can be obtained when not in use as shown in FIG.

  In the fixture 2 shown in FIG. 4, it is preferable to fasten the footrest holding column 32a in a state where the leg 1a surrounds the footrest holding column 32a. The fastening of the footrest holding column 32a is preferably performed by the fixture 2 so that the fixture 2 is attached so as to straddle the front surface 7 and the back surface 8 of the leg 1a. Moreover, it is good also as fixing the footrest holding support | pillar 32a to the leg 1a by these using the fixing tool 2 as a volt | bolt (not shown) and a pin (not shown). The leg 1a in a state of surrounding the footrest holding column 32a fastens the footrest holding column 32a with the fixture 2 so that the wheelchair detachable loading platform 100 can be firmly fixed to the wheelchair 50.

  As a kind of the fixture 2, it is preferable to use hook-and-loop fasteners 6a and 6b as shown in FIG. In addition, you may use what can adjust length, such as string and a rubber band. By using the fixture 2 capable of adjusting the length, it is possible to fix the wheelchairs 50 having different widths and the footrest holding columns 32a having different diameters. The surface fasteners 6a and 6b may have the surface fastener 6a as a loop surface and the surface fastener 6b as a key surface, or vice versa. Moreover, it is good also as providing what has both a key and a loop in one surface in both the hook-and-loop fasteners 6a and 6b. The hook-and-loop fasteners 6a and 6b are attached so as to straddle the front surface 7 and the back surface 8 of the leg 1a. The hook-and-loop fasteners 6a and 6b may be attached using an adhesive or a double-sided tape, and the hook-and-loop fasteners 6a and 6b may be screwed or riveted. Although the number of the fixing tools 2 is not limited, in order to fix the wheelchair detachable loading platform 100 to the wheelchair 50 stably, it is preferable to provide a plurality.

  The leg 1a shown in FIG. 4 is preferably provided with a notch 11a above the fixing portion of the surface fasteners 6a and 6b on the front surface 7 and the back surface 8 of the leg 1a and a notch 11b below. Even when attached to the wheelchair 50 of different width by providing the cuts 11a, 11b, in each case, it can be surrounded so as to follow the shape of the footrest holding column 32a by the portion provided with the hook-and-loop fasteners 11a, 11b, Both can be firmly fixed. In order to surround the leg 1a so as to follow the shape of the footrest holding column 32a, the leg 1a is preferably formed of a flexible material. By using a flexible material, it is possible to follow the footrest holding column 32a of the wheelchair 50 having different widths, and it can be attached and detached without changing the parts. The flexible material is preferably a waste paper recycling board. When trying to support wheelchairs 50 with different widths using metal members, a complicated mechanism is required at the part where the footrest holding column 32a is fixed, but the footrest holding column 32a is fixed in one form by using waste paper recycled board as a material Can be formed.

  When the pair of surface fasteners 6a and 6b are provided on the leg 1a, the cuts 11a and 11b are provided on the upper surface 9 side and the lower surface 10 side for each surface 7 and back surface 8, respectively. When there are a plurality of hook-and-loop fasteners 6a and 6b, the upper surface 9 side of the uppermost hook-and-loop fasteners 6a and 6b and the lower-end surface 10 side of the lowermost hook-and-loop fasteners 6a and 6b are provided for each surface 7 and rear surface 8. It is good also as providing one by one. The lengths of the cuts 11a and 11b are determined according to the diameter of the footrest holding column 32a.

  The wheelchair detachable loading platform 100 is fixed to the footrest holding column 32a by the hook-and-loop fasteners 11a and 11b as follows. Before the footrest holding column 32a is fixed, the hook-and-loop fastener 6a and the hook-and-loop fastener 6b are in an open state (FIG. 4A). In this state, the footrest holding column 32a is fitted into the cutout 18 and the cutout 19 to 6a is attached to the hook-and-loop fastener 6b (FIG. 4B). By tying up the hook-and-loop fastener 6a, the leg 1a is bent by the notches 11a and 11b and is surrounded along the footrest holding column 32a.

  FIG. 10 is a schematic diagram when the wheelchair detachable loading platform 100 according to the present embodiment is mounted on the wheelchair 50 in a folded state. As shown in FIG. 10, the wheelchair detachable loading platform 100 according to the present embodiment can be easily carried by hanging the wheelchair detachable loading platform 100 on the back surface 23 side of the backrest portion of the seat of the wheelchair 50. Here, the detachable table 100 for wheelchairs is provided with a hook (not shown) at the tip of a string 36 tied to the wheelchair 50 so that it can be hung on the back side of the backrest of the wheelchair 50, and hooked on the hook. A hole (not shown) may be formed in the rising portion of the tray 3. Since there is a housing space on the back 23 side of the back of the wheelchair 50, the wheelchair removable table 100 is unlikely to jump out around the wheelchair 50.

  As described above, the detachable loading platform for the wheelchair according to the present embodiment does not require a special tool for attaching to the wheelchair, and the person who operates the wheelchair can easily attach and detach the wheelchair without feeling stress in the installation work or the removal work. it can. Since the detachable loading platform for the wheelchair of this embodiment is placed on the footrest, the frame of the wheelchair is not deformed or damaged even when a heavy load is placed. Moreover, since the leg | leg of flexible materials, such as a used paper recycled board, fixes a footrest holding | maintenance support | pillar, it can mount | wear with respect to the wheelchair of different width. Furthermore, since the detachable loading platform for the wheelchair of the present embodiment is arranged on the top surface of the footrest, even if a luggage such as a supermarket shopping bag or a travel bag is placed on the loading platform, the wheelchair user's view is not obstructed, and The movement of the wheelchair user on the wheelchair can be reduced from being restricted.

  The detachable loading platform for a wheelchair according to the present invention can be used as a loading platform when a wheelchair user carries a load while riding on the wheelchair.

It is a perspective schematic diagram when attaching the detachable loading platform for wheelchairs concerning this embodiment to a wheelchair. It is a perspective schematic diagram of a detachable loading platform 100 for wheelchairs concerning this embodiment. It is the side view which looked at the detachable loading platform 100 for wheelchairs from the B direction of FIG. It is the figure which expanded the side end surface by the side of the seat of a leg, (a) is the state before enclosing a footrest holding | maintenance support | pillar, (b) is a figure which shows the state after encircling a footrest holding | maintenance support | pillar. It is the side view which looked at the detachable loading platform 100 for wheelchairs from the A direction of FIG. It is an upper view of the detachable loading platform 100 for wheelchairs. It is a side view when the detachable loading platform 100 for wheelchairs is mounted on a wheelchair. It is a figure which shows the state which folded the leg by the side view which looked at the detachable loading platform 100 for wheelchairs from the A direction of FIG. It is a perspective schematic diagram of the state where detachable loading platform 100 for wheelchairs was folded. It is a schematic diagram when the detachable loading platform 100 for wheelchairs according to the present embodiment is attached to a wheelchair in a folded state.

Explanation of symbols

1a, 1b, legs 2, fixtures 3, tray 4, side end surfaces 6a, 6b on the seat side, hook-and-loop fastener 7, front surface 8, back surface 9, upper end surface 10, lower end surfaces 11a, 11b, notch 12, hinge 13, folding Holding means 14, elastic string 15, stopper 18, notch 19, notch 21, back surface 23 of tray, back surface 31a, 31b of backrest, footrest 32a, 32b, footrest holding column 33, seat 34, foot 35, luggage 36, string 50, wheelchair 100, removable wheelchair for wheelchair

Claims (8)

A pair of plate-like legs formed of a lightweight and flexible material, placed opposite to the right end of the top surface of the right footrest of the wheelchair and the left end of the top surface of the left footrest of the wheelchair, respectively. Provided,
A fixing tool for fixing the leg to the footrest holding column of the wheelchair is provided,
A detachable carrier for wheelchairs, characterized in that a tray is installed on each of the left and right legs. The leg is opened so as to surround the footrest holding column,
The detachable loading platform for a wheelchair according to claim 1, wherein the fixing tool fastens the footrest holding column in a state where the leg surrounds the footrest holding column.   The detachable loading platform for wheelchair according to claim 1 or 2, wherein the fixture is a hook-and-loop fastener.   The detachable loading platform for wheelchair according to claim 1, wherein the leg is formed in a box shape.   The said surface fastener is fixed so that the front and back surfaces of the said leg may be straddled, and the notch was provided above and below the fixing location of the said surface fastener among the front and back surfaces of the said leg, or Claim 3 characterized by the above-mentioned. 4. A detachable loading platform for wheelchairs according to 4.   The legs can be closed symmetrically toward the center of the back surface of the tray, and provided with folding holding means for fixing the back surface of the tray and the legs when the legs are closed. The detachable loading platform for a wheelchair according to claim 1, 2, 3, 4 or 5.   The detachable loading platform for a wheelchair according to claim 1, 2, 3, 4, 5 or 6, wherein the height of the leg is substantially half of the length of the tray in the width direction of the wheelchair. The detachable carrier for wheelchair according to claim 1, 2, 3, 4, 5, 6 or 7, wherein the lightweight and flexible material is a used paper recycling board.

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