JP4461400B1 - wheelchair - Google Patents

Abstract

To provide a wheelchair that can be used even for a toilet provided with a so-called washlet function.
[Solution]
A pair of side main frames having a pusher portion, a backrest portion, a seat seat portion, a footrest portion, and a caster support portion, a connection frame, and a lower portion of each of the pair of side main frames and extending in the front-rear direction. A pair of side underframes, a pair of tire support frames supported by each of the pair of underframes, a tire connected to the tire support frames, a seat, a backrest, and a footrest; Further, one of the pair of side underframes is folded outside the side main frame, and each of the backrest portions of the pair of side main frames and one side underframe folded outside the side main frame. A wheelchair having a tire support frame supported by the vehicle and a connection plate for fixing the tire support frame.
[Selection] Figure 1

Description

  The present invention relates to a wheelchair.

  A wheelchair is extremely useful as a means of movement for people with reduced mobility. In general, a wheelchair mainly includes a chair and a tire disposed on the chair.

  By the way, when a person using a wheelchair (hereinafter referred to as a “user”) tries to use the toilet in the toilet, he / she needs special efforts such as getting out of the wheelchair and sitting down on the toilet seat. It is a big burden for us.

  For such problems, for example, the following Patent Document 1 proposes a wheelchair with a toilet, and the following Patent Document 2 proposes a wheelchair with a toilet seat attached to the wheelchair.

JP 2008-43629 A JP 2004-57488 A

  Certainly, the wheelchair with the toilet described in Patent Document 1 is useful in that the user does not need labor such as re-sitting from the wheelchair to the toilet seat. However, this wheelchair must be used with a toilet attached, which may cause new odors and hygiene problems. In addition, even though it is equipped with a toilet, it does not mean that it can be used everywhere, including consideration for the people around it. In many cases, it is necessary to move to the toilet and use it.

On the other hand, in the technique described in Patent Document 2, since the toilet seat is attached, the user can easily add use by matching the positions of the toilet seat in the wheelchair and the toilet bowl while moving backward in the toilet. However, in recent years, a normal toilet seat is generally provided with a so-called warm water washing toilet seat function , and is not applicable to such a case.

Then, in view of the said subject, this invention aims at providing the wheelchair which can be used also with the toilet with what is called a warm water washing | cleaning function.

A wheelchair according to one aspect of the present invention for solving the above problems is as follows. (1) A pair of symmetrical side mainframes having a pusher portion, a backrest portion, a seat seat portion, a footrest portion, and a caster support portion. And (2) a connection frame that connects the pair of side main frames, and (3) a pair of side underframes that are lower portions of the side main frames and that are connected to the caster support portions and extend in the front-rear direction. (4) a pair of tire support frames supported by each of the pair of underframes and extending in the vertical direction; (5) a tire connected to the tire support frame; and (6) a seat seat supported by the connection frame. (7) A backrest seat stretched between the pair of side main frames, and (8) a footrest portion of each of the pair of side main frames. And (9) one of the pair of side underframes is bent to the outside of the side main frame, and (10) each of the backrest portions of the pair of side main frames and the side possess a tire support frame supported on one side underframe which is bent outward parts mainframe connection plate for fixing the, the, (11) a pair of side main frame, by a pair of underframes A space that can store a toilet seat is formed, and a warm water flush toilet seat is placed between one side of the side main frame and a tire that is bent to the outside of the side main frame. A space in which the controller can be arranged is formed.

  Further, in this aspect, although not limited, one side underframe bent to the outside of the side main frame includes a tire support frame supported by the one side underframe and the side main frame. The distance from the frame is preferably in the range of 20 cm to 30 cm.

  Moreover, although it does not necessarily limit in this viewpoint, it is preferable that the connection board is connected so that the upper side may be 15 cm or more and 30 cm or less higher than the seat part of the side main frame.

  Moreover, although not necessarily limited from this viewpoint, it is also preferable that the height of the underframe is 13 cm or more and 20 cm or less.

As mentioned above, according to this invention, it becomes a wheelchair which can be used also for the toilet with what is called a warm water washing function .

The front view of the wheelchair concerning an embodiment is shown. The left view of the wheelchair which concerns on embodiment is shown. The rear view of the wheelchair concerning an embodiment is shown. The top view of the wheelchair concerning an embodiment is shown. The bottom view of the wheelchair concerning an embodiment is shown.

  Embodiments of the present invention will be described below with reference to the drawings. However, the present invention can be implemented in many different modes and is not limited to the embodiments shown below. Note that in this specification, portions having the same or similar functions are denoted by the same reference numerals, and repeated description thereof is omitted.

(Embodiment 1)
FIG. 1 is a front view of a wheelchair (hereinafter also referred to as “main wheelchair”) 1 according to the present embodiment, FIG. 2 is a left side view of the wheelchair 1, and FIG. 3 is a rear view of the wheelchair 1. 4 is a top view of the wheelchair 1, and FIG. 5 is a bottom view of the wheelchair 1.

  As shown in FIGS. 1 to 5, the wheelchair 1 has left and right hand portions 21 a and 21 b, backrest portions 22 a and 22 b, seat seat portions 23 a and 23 b, footrest portions 24 a and 24 b, and caster support portions 25 a and 25 b. A pair of symmetrical side main frames 2a and 2b, a connection frame 3 connecting the pair of side main frames 2a and 2b, and lower portions of the side main frames 2a and 2b, respectively, and caster support portions 25a and 25b A pair of side underframes 4a and 4b that are connected to each other and extend in the front-rear direction, and a pair of tire support frames 5a and b that are supported by each of the pair of underframes 4a and b and extend in the vertical direction, and a tire support frame 5a , B connected to the tire 6, a seat 7 supported by the connection frame, and a pair of side main frames And a footrest 9a, b provided on the footrest portion of each of the pair of side main frames, and one side 4b of the pair of side underframes is a side main frame. 2a and b are bent outside and supported by the backrest portions 22a and b of the pair of side main frames 2a and 2b and one side underframe 4b which is bent outside the side main frames 2a and b. And a connecting plate for fixing the tire support frame 5b.

  The pair of side main frames 2 in the wheelchair 1 form a main skeleton of the wheelchair 1, and as described above, the pusher portion 21, the backrest portion 22, the seat portion 23, the footrest portion 24, and The caster support part 25 is comprised, and it is comprised so that each may become symmetrical. In the present embodiment, the side main frame 2 is not limited as long as it can support the weight of the wheelchair and its user, but a stainless steel pipe, for example, is a preferred form. is there.

  The pusher portion 21 of the pair of side main frames 2 in the wheelchair 1 is a portion provided to help an assistant when the user uses the wheelchair to push the wheelchair from behind, in the horizontal direction and in the rearward direction. It is preferable to be in a protruding state. In the present embodiment, the backward direction means the direction facing the back when the user sits in the wheelchair, and the forward direction means the front direction when the user sits in the wheelchair. Further, it is preferable that a pusher 211 is attached to the pusher portion 21 of the pair of side main frames 2 in the wheelchair 1. The pusher 211 can be realized by using a handle in which rubber or the like is disposed around the pusher portion 21 of the side main frame 2, and by doing so, it is easier for an assistant to push the wheelchair. There is an advantage that can be.

  The backrest portion 22 of the pair of side main frames 2 in the wheelchair 1 is a portion formed so that the user can rest when the user uses the wheelchair, and the backrest seat 8 is stretched on this portion. It is preferable that the backrest portion 22 is inclined in a vertical direction, preferably a predetermined angle rearward from the vertical direction. By doing so, the user can lean against the backrest seat, and can lean more comfortably by tilting backward by a predetermined angle. Here, the “vertical direction” means a direction perpendicular to the ground on which the wheelchair is installed, an upward direction means a direction away from the ground, and a downward direction means a direction toward the ground.

  The seat portion 23 of the pair of side main frames 2 in the wheelchair 1 is a part necessary for the user to sit down, and is preferably in a state extending in the front-rear direction and in the horizontal direction. Further, the pair of side main frames 2a and 2b are connected by the connection frame 3, and further, the seat 7 on the seats 23a and b and the connection frame of the pair of side main frames 2a and 2b. Has been devised to make it easier for the user to sit down.

  In the present embodiment, the seat 7 is arranged on the seat 23 and the connection frame 3 of the side main frame 2 as described above, and a space 71 is formed so that the user can easily use the seat 7 when he adds. It is preferable. The position and size of the space 71 are preferably formed in accordance with the toilet seat of the toilet and can be adjusted as appropriate. In this way, the user can use the wheelchair. Of course, the user can separately arrange a cushion or the like having no space 71 on the seat sheet except when the toilet is used.

  The footrest portion 24 of the pair of side main frames 2 in the wheelchair 1 is a part necessary for the user to put his / her foot on when using the wheelchair 1, and extends in the vertical direction and obliquely forward. Further, it is preferable that the tip end portion has a portion extending in a direction substantially perpendicular to the direction in which the footrest portion 24 extends. By doing in this way, as shown in the figure, the footrest 9 can be easily arranged.

  The caster support portion 25 of the pair of side main frames 2 in the wheelchair 1 is a portion for arranging a caster which is one of the parts supporting the wheelchair, and is preferably in a state extending in the vertical direction. By disposing the caster 251 at the lower portion, the wheelchair 1 can be instructed stably together with the tire.

  Further, it is preferable that an armrest 26 is further provided on the pair of side main frames 2 in the wheelchair 1. In this way, the user can rest on the elbow. The armrest portion 26 includes a portion 261 that rises in the vertical direction from the front end portion of the seat portion 23, and a portion 262 that is connected to the backrest portion and is substantially parallel to the seat seat. It is preferable to arrange a soft and elastic member 263 such as rubber in the flexible portion 262. In addition, it is preferable to provide a side plate 264 in a space formed by the armrest portion 26 and the seat seat portion and the backrest portion of the side main frame from the viewpoint of preventing falling off of objects.

In the present embodiment, the pair of side underframes 4a and 4b are connected to the caster support portions 25a and 25b of the side main frames 2a and 2b, respectively, and extend in the front-rear direction. In the present embodiment, one of the features is that one of the pair of side underframes 4b is bent to the outside of the side main frames 2a and 2b. The amount of bending is not limited, but as will be described in detail later, it is preferably provided corresponding to the width of the controller of the warm water toilet seat , for example, 20 cm or more and 30 cm or less. This is a preferred example. The height of the side underframe is preferably connected so that it does not hit the controller of the warm water flush toilet seat and does not touch the ground. It is preferable that it is 13 cm or more and 20 cm or less.

  In the present embodiment, the pair of tire support frames 5a and 5b are supported by the pair of under frames 4a and 4b, respectively, and extend in the vertical direction.

  In the present embodiment, the tire support frame 5b supported by the underframe 4b on the side bent to the outside of the side main frame extends in the vertical direction, and the shaft 51 serving as the rotation center of the tire is fixed. ing. The tire rotates about this axis, supports the tire, and can stably support the wheelchair. In the present embodiment, the height of the tire support frame 5b is set sufficiently high in order to prevent the wheelchair from being deformed by the weight of the user and the tire rotation surface being inclined with respect to the ground. Is preferred. Although it can be appropriately adjusted depending on the material and weight of the side main frame and the like, the height is preferably at least 15 cm and not more than 30 cm from the seat portion of the side main frame. By doing in this way, it becomes possible to arrange | position the connection board (detailed later) 10 behind a backrest part.

  Further, in the present embodiment, handling 61a, 61b is attached to the outer side of the tire to be gripped and pushed by the user to advance or march. Further, in this embodiment, since the distance between the side main frame and the handling is large, the entrainment prevention plate 62 is provided, and the user is remarkably less likely to get hands or objects caught in the tire. is doing.

  On the other hand, in the present embodiment, the underframe 4a on the side that is not bent to the outside of the side main frames 2a, 2b extends in the front-rear direction on the surface formed by the connected side main frame 2a. ing. The tire support frame 5a also extends in the vertical direction on the surface formed by the side main frame 2a and is connected to the side main frame 2a to firmly support the wheelchair 1. A shaft 51 is fixed to the tire support frame 5a in the same manner as the tire support frame 5b. The tire can rotate around the shaft and stably supports the wheelchair. Of course, it is preferable that the outer side of the tire is provided with a handling for the user to hold and push to advance or march.

The connection plate 10 in the wheelchair 1 is mainly used to ensure the positional relationship between the side main frames 2a and 2b and the tire, and is an elongated plate-like member. In the present embodiment, the connection plate 10 includes a tire support frame 5b supported by the back frame portions 22a and 22b of the pair of side main frames and the under frame 4b on the side bent to the outside of the side main frames 2a and 2b. The connection relation between the pair of tire support frames and the connection plate (a shape in which the U-shape is reversed) can suppress the inclination of the rotation surface of the tire. In particular, in this embodiment, the connection plate 10 is an elongated plate-like member, and is connected to a backrest extending in the vertical direction, so that the surface of the connection plate 10 is aligned in the vertical direction to maximize the deformation preventing ability of the plate. A wheelchair can be stably held by holding a space in which the controller for the toilet seat and the warm water washing toilet seat can be stored in the lower portion of the seat without using the drawer and the reinforcing member. As a result, even when the wheelchair is moved backward to adjust the position of the seat seat of the wheelchair to the toilet seat, there is no obstacle.

  Further, the connection plate 10 according to the present embodiment is further provided with an auxiliary plate 101 for connecting and fixing the connection frame 3 on the rear side and the connection plate 10 in the vicinity of the bent side main frame 2b. It is preferable. By doing in this way, even if it arrange | positions a big space under a seat sheet | seat part, there exists an advantage that the intensity | strength of the seat sheet | seat part 23b in the side main frame 2b by the side of bending is securable.

As described above, according to the present invention, one of the pair of side underframes is bent outside the side main frame, so that the seat sheet and the side main frame 2b to which the bent underframe is connected are connected. A space can be formed immediately below, and the connecting plate 10 is connected and fixed to the backrest portions of the pair of immediate main frames 2a and 2b to provide a tire support frame, thereby storing the controller of the hot water flush toilet seat This space can also be formed and secured. Furthermore, by using the connecting plate 10 as an elongated plate-like member, even when there is no tire support frame under the seat portion, the strength as a wheelchair can be maintained and deformation can be suppressed. Become. As a result, the wheelchair can be used even for a toilet provided with a so-called warm water cleaning function.

  The present invention can be mass-produced and sold as a wheelchair and has industrial applicability.

Claims (5)

A pair of side main frames having a pusher portion, a backrest portion, a seat seat portion, a footrest portion, and a caster support portion;
A connection frame connecting the pair of side main frames;
A pair of side underframes at the bottom of each of the pair of side main frames, connected to the caster support and extending in the front-rear direction;
A pair of tire support frames supported by each of the pair of underframes and extending in a vertical direction;
A tire connected to the tire support frame;
Attaching to the outside of the tire, handling for the user to grip,
A seat seat supported by the connection frame;
A backrest seat stretched between the pair of side main frames;
A footrest provided at each footrest portion of the pair of side main frames, and
One of the pair of side underframes is bent to the outside of the side main frame,
A connection plate for fixing each of the backrest portions of the pair of side main frames and a tire support frame supported by the one side underframe bent to the outside of the side main frames; And
The pair of side main frames and the pair of under frames form a space in which a toilet seat can be stored,
A space capable of storing a controller for the hot water flush toilet seat is formed between the tire disposed on the side underframe side of the one side bent to the outside of the side main frame and one side of the side main frame. and it is wheelchair.   The one side underframe bent to the outside of the side main frame has a distance between a tire support frame supported by the one side under frame and the side main frame of 20 cm to 30 cm. The wheelchair according to claim 1.   The wheelchair according to claim 1, wherein the connection plate is connected such that an upper side thereof is at a position higher by 15 cm or more and 30 cm or less than a seat portion of the side main frame.   The wheelchair according to claim 1, wherein the height of the under frame is 13 cm or more and 20 cm or less.   The wheelchair according to claim 1, wherein an entrainment prevention plate is provided between the side main frame and the tire.