JP2872041B2 - Bathing equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bathing apparatus combining a wheelchair and a door-opening tub, which can mainly bathe a physically handicapped person or an elderly person in a sitting posture.

[0002]

2. Description of the Related Art An ordinary bath tub has a box shape with an open top, and a bather must straddle the side wall to enter the bath tub. In order to facilitate bathing for physically handicapped persons and the like, a bathing apparatus that combines a wheelchair and a door closable bathtub as described below has been developed.

[0003] That is, a bather is placed on a wheelchair, and is run on a slope arranged so as to be connected to an opening of a door closable tub with an open door. Let it penetrate to a predetermined position inside. After that, close the door and close the opening of the door opening / closing bathtub body in a watertight state,
A bathing apparatus has been developed which fills the inside of the bathtub body with hot water so that a bather on a wheelchair can take a bath in a sitting posture (Japanese Utility Model Laid-Open Publication No. 4-61531, Japanese Unexamined Patent Publication No. Hei 4-41531).
193175).

[0004]

However, the above-mentioned conventional bathing apparatus has the following problems. The wheelchair carrying the bather runs on a slope arranged so as to be connected to the opening of the open / close tub, and the wheelchair's casters enter the tub together with the casters. Surface dirt may be brought into the bathtub, which is a hygienic problem. While pushing the wheelchair carrying the bather, the slope connecting to the open / close tub must be raised, and the casters provided at the lower part of the wheelchair can change direction freely and the casters themselves are often wet. Therefore, it is difficult to move the wheelchair straight, and the assistance work is very troublesome. The bather takes a sitting position on a wheelchair and takes a bath.However, between the back of the bather's feet and the bottom of the bathtub, the height of the wheelchair casters is required, and the bathtub Since the water depth of the bathtub becomes deep, the amount of hot water used for the bathtub increases.

The present invention has been made in view of the above circumstances, and not only can a bather be allowed to take a bath in a sitting posture, but in addition to that, it is sanitary and assists a work such as running a wheelchair. An object of the present invention is to provide a bathing apparatus that can be easily used and that can reduce the amount of hot water used in a bathtub.

[0006]

In order to achieve the above object, according to the first aspect of the present invention, a bather who is mounted on a wheelchair is moved forward along the back of the bather along with the chair part on the upper part of the wheelchair.
By transferring a person, it is located within a predetermined position of the door opening and closing bathtub opened the door, after closing the door, by filling the water to the inside of the door openable tub, the bather bathing state In the bathing apparatus, the wheelchair has a traveling cart with a lower caster and an upper chair portion, and rollers provided at a lower portion of the chair portion travel on left and right rails provided at an upper portion of the traveling cart. By being separated from each other by the inside, the inside provided in the lower portion of the
On the upper surface of the overhanging part, the left and right rails extending rearward from the opening of the door opening / closing bathtub and running the rollers of the chair part of the wheelchair are located on the left and right sides of the traveling cart of the wheelchair. The rails are provided so as to have substantially the same width and the same height as the rail.

According to the second aspect of the present invention, the wheelchair is provided with a guided portion, and the door opening / closing bathtub is provided with a guiding portion corresponding to the guided portion, and the guided portion and the guiding portion are provided. When they are abutted against each other, the left and right rails on the side of the door opening / closing bathtub and the left and right rails on the wheelchair side are positioned on the same line so as to be continuous with each other.

[0008] The invention according to claim 3 is characterized in that a first lock mechanism for holding both of the wheelchair in a wheelchair state is provided between the traveling trolley and the chair portion of the wheelchair.

According to the fourth aspect of the present invention, the guided portion and the guide portion abut against each other between the traveling carriage of the wheelchair and the door opening / closing bathtub, and the rail on the door opening / closing bathtub side and the wheelchair. A second lock mechanism for maintaining a state where the side rails are positioned on the same line so as to be continuous with each other is provided.

[0010]

When a bather is to be bathed by the bathing apparatus of the present invention, first, the bather is placed on a wheelchair, and a door opening / closing bath tub with a door previously opened together with the upper chair portion of the wheelchair. It is transferred inside and made to enter. Specifically, for wheelchairs
The left and right rails at the top of the traveling trolley are left and right on the door opening and closing bathtub side
The wheelchair so that it is coaxial with the rail
Position the person with respect to the open / close tub, and in this state,
Move the chair with the wheelchair on the wheelchair.
Transfer to the rail on the side of the open / close tub . Next, the bather can be brought into a bathing state by closing the door of the door-closing bathtub and filling the inside of the door-closing bathtub with hot water.

In this case, the traveling cart with casters at the lower part of the wheelchair is sanitary because it is left outside the openable tub and does not enter the tub body. In addition, it is sufficient for the wheelchair to simply travel on the floor of the bathroom, and the chair part of the wheelchair uses the lower roller to be on the same axis.
Door opening and closing bath from the wheelchair side rail arranged so that
Since it is sufficient to transfer the bath to the rail on the tub side, there is no need for a wheelchair or the like to go up a slope, and the assistance work for transferring the bather to the bath tub becomes easy.

[0012]

An embodiment of the present invention will be described below with reference to the drawings. 1 is a side sectional view of the bathing apparatus of the present invention, FIG. 2 is a front sectional view of the bathing apparatus, and FIG. 3 is a plan sectional view of the bathing apparatus.

As shown in these figures, the bathing apparatus according to the present invention comprises a wheelchair 1 on which a bather is placed, and a wheelchair 1 placed at a predetermined position inside with the bather being placed thereon. And a bath tub 2 that opens and closes the bather when the bather is satisfied.

First, the wheelchair 1 will be described with reference to FIG.
As shown in FIG. 1, the wheelchair 1 includes a traveling carriage 10 having a lower caster 10a and an upper chair 11. Left and right rails 12 are mounted on the upper part of the traveling vehicle 10 in parallel with each other. The chair part 11 has a plurality of left and right rollers 13 running on the rails 12
... and a chair frame 1
4, supported by footrest 15, seat 16,
And a backrest 17.

The footrest 15 is indicated by a solid line in FIG.
As shown by the dashed lines, the footrest tilting mechanism (not shown) interposed between the seat 16 and the seat 16 is selectively set to a lower position or an upper position. In the upper position, the height of the footrest 15 is set at a position higher than the upper surface of the bottom 33 of the door opening / closing bathtub 2.

Reference numeral 20 denotes a first lock mechanism. This first
The lock mechanism 20 of the traveling cart 10 and the chair portion 11,
It is fixed at the position where the wheelchair 1 is formed. More specifically, the rod 21 is inserted through the chair 11 up and down.
Is provided, and the rod 21 is constantly urged downward by a spring, and the lower end thereof is inserted into the engagement hole 10b provided on the upper surface of the traveling vehicle 10 to be locked. To release the locked state, the handle 24 supported by the bracket provided on the chair portion 11 is operated, and the handle 24 is released.
The rod 21 pin-connected to the tip of the rod may be lifted upward.

Reference numeral 26 denotes a handrail extending from the backrest 17;
Reference numeral 7 denotes a guide member disposed inside the rollers 13, 13. In FIG. 2, reference numeral 28 denotes a retaining member provided on both left and right sides of the chair 11. Retaining member 28
Is locked with the locked portion 29 provided on the traveling trolley 10, for example, when a bather sitting on the chair portion 11 leans left and right to apply a moment in the left and right direction to the chair portion 11. However, it is possible to prevent the chair portion 11 from floating from the traveling cart 10.

The door-opening / closing bathtub 2 has a door-opening / closing bathtub body 3 having an open front surface (the left side is the front surface in FIG. 1).
0 and the door 31. The door 31 is a door opening / closing bathtub body 3
Locking means (not shown) for holding the door 31 in a closed state is provided between the door 30 and the bathtub main body 30.

The door opening / closing bathtub main body 30 is adjusted so that the bottom portion 33 is substantially horizontal by height adjustment means in which a bolt is screwed into a nut fixed to a bathtub main body frame (not shown). Installed on the floor. Projections 34a, 35a projecting inward are provided below the left and right inner wall portions 34, 35 of the door opening / closing bathtub body 30 (see FIGS. 2 and 3). The overhang portions 34a, 35a are large on the back side and small on the front opening side, bordering on the step provided at substantially the center. Left and right rails 36, 36 are provided on the upper surfaces of the overhang portions 34a, 35a.
Is provided so as to extend from the opening portion to the back. The left and right rails 36, 36 are arranged so as to have substantially the same width and the same height as the left and right rails 12 of the traveling carriage 10 of the wheelchair 1.

As shown in FIGS. 3 and 5, guides 40, 40 are disposed on the front surface of the door opening / closing bathtub body 30. The guide portion 40 is formed by forming an arc-shaped concave portion on the front surface of a flat plate 41 provided on the front surface of the door opening / closing bathtub body 30, and is integrally formed with the support portion of the caster 10 a of the wheelchair 1. The wheelchair 1 is engaged with the formed disk-shaped guided portion 42 so that the rails 36, 36 on the door-opening / closing tub side and the rails 12, 12 on the wheelchair side are continuous with each other, and the door-opening / closing tub body 30 is connected. Is positioned with respect to. The flat plate 41 is fixedly provided at a position where the opening and closing of the door 31 is not hindered.

Reference numeral 43 denotes a second lock mechanism provided between the traveling cart 10 of the wheelchair 1 and the door opening / closing bathtub body 30. This second lock mechanism is provided by the flat plate 41.
A lock hole 44 formed substantially at the center in the left-right direction of the vehicle, and a rod provided on the traveling carriage 10 so as to be swingable and having its tip urged by an urging member (not shown) so as to be inserted into the lock hole 44. The left and right rails 36 on the side of the door-opening / closing bathtub 2 and the left and right rails 12 on the side of the wheelchair 1 are identical to each other when the rod 45 is in a locked state in which the tip of the rod 45 is inserted into the lock hole 44. This is to maintain the state of being positioned on the line. In order to release the second lock mechanism 43 from the locked state, an assistant or the like operates a foot portion (not shown) interlocked with the rod 45 to rotate the rod 45 against the urging member. Then, the tip of the rod 45 may be pulled out from the lock hole 44. Reference numeral 47 denotes a seal member provided on the inner surface of the door 31 on the side of the door opening / closing bathtub.

The door-opening / closing bathtub 2 has a tank 60 for storing hot water in the door-opening / closing bathtub 2 and a hot-water supply / drainage means 61 for taking in and out hot water between the door-opening / closing bathtub 2 and the tank 60. It is attached. The hot water supply / drainage means 61 will be described. As shown in FIGS.
Is connected to a three-way valve 64 via a pipe 63a, and pipes 63b and 63c extending from the three-way valve 64 are vertically separated. A pump 65 is interposed between the vertically separated pipes 63b and 63c via a pipe 63d extending in the vertical direction. further,
Another three-way valve 66 is connected to the pipes 63e and 63f extending from the pipes 63b and 63c, and the three-way valve 66 is connected to the door opening / closing bathtub body 30 through a pipe 63g.
Is connected to the hot water supply / discharge port 67.

Therefore, the three-way valves 64 and 66 are controlled by control means (not shown), so that, for example, when the hot water is returned from the door opening / closing bathtub body 30 to the tank 60, the hot water is supplied as shown by a broken line in the drawing. From the hot water supply port 67 of the door opening / closing bathtub body 30 to the suction side of the pump 65 via the pipe 63g, the three-way valve 66, and the pipe 63f, from the discharge side of the pump 65, the pipe 63b, the three-way valve 64, and the pipe 63a.
Through the tank 60. Conversely, when the hot water is supplied from the tank 60 to the door opening / closing bathtub main body 30, as shown by the solid line in the figure, hot water flows from the water supply / discharge port 62 of the tank 60 via the pipe 63a, the three-way valve 64, and the pipe 63c. To reach the suction side of the pump 65, and from the discharge side of the pump 65 to the door opening / closing bathtub main body 30 via the pipe 63e, the three-way valve 66, and the pipe 63g.

Next, the operation of the bathing apparatus having the above configuration will be described. When a bather is to be bathed by the above bathing device, the bather is first placed on the wheelchair 1 and the footrest 15 is raised to the upper position. Then
The door 31 of the door opening / closing bathtub 2 is opened, and the wheelchair 1 is opposed to the opening of the door opening / closing bathtub 2. In this state, the guided portion 42 of the wheelchair 1 is guided by the door opening / closing bathtub 2. The wheelchair 1 is accurately positioned with respect to the door-opening / closing bathtub 2 so as to abut the fork 40. Thus, the guided portion 42 on the wheelchair 1 side
When the wheelchair is positioned so as to abut the guided part 40 on the side of the door-opening / closing bathtub 2, at the same time, the left and right rails 12 on the side of the wheelchair 1 leave a slight gap, and the left and right rails on the side of the door-opening / closing bathtub. 36 are located on the same axis so as to be continuous. Then, the wheelchair 1 is fixed so as not to move with respect to the door opening / closing bathtub 2 by the second lock mechanism 43.

In this state, after the handle 24 is operated to release the lock by the first lock mechanism 20, the chair 11 is moved while the bather is placed on the carriage 10 using the lower roller 13. The user transfers from the rail 12 to the rail 36 on the side of the door-opening / closing bathtub 2, and transfers the rail 36 to a predetermined position at the back of the rail 36. In this manner, the door 31 is opened and the wheelchair 1 is opened.
Needless to say, when the bather enters the bath tub 2, the hot water in the bath tub 2 is temporarily transferred to the tank 60 in advance.

Next, after removing the traveling cart 10 left outside the door tub 2 from the opening of the door tub 2, the door 31 of the door tub 2 is closed. Fill the inside with hot water. That is, by switching the three-way valves 64 and 66 of the hot water supply / drainage means 61 to appropriate positions based on a signal from a control unit (not shown) and operating the pump 65, the hot water stored in the tank 60 is opened and closed by the bath tub. It is supplied into the main body 30. Thereby, a bather can be made to take a bath in a sitting posture.

At the time of the above-mentioned bathing, the traveling carriage 10 with casters at the lower part of the wheelchair 1 is left outside the door-opening / closing bathtub 2 and does not enter the inside of the door-opening / closing bathtub body 30 so that it is sanitary. Yes, the wheelchair 1 only needs to run on the floor of the bathroom, and the chair portion 11 of the wheelchair 1 uses the lower roller 13 to be arranged on the same axis as the rail on the wheelchair side. It is sufficient to move from 12 to the rail 36 on the side of the tub with a door that can be opened and closed, and there is no need for a wheelchair or the like to go up the slope, and the assistance work for transferring the bather to the bathtub becomes easy. Next, when the bather is taken out of the bath, the respective members of the bathing device may be operated in the opposite manner to the above.

In the above embodiment, when the chair portion 11 of the wheelchair 1 is transferred to a predetermined position in the bathtub body 30, the lock mechanism for holding the chair portion at that position is not provided. However, the lock mechanism may be provided as needed.

[0029]

According to the first aspect of the present invention, in the wheelchair, the traveling trolley with the lower caster and the upper chair are arranged such that the upper surface of the rail provided on the upper of the traveling trolley is located at the lower part of the chair. The provided rollers are configured to be separable from each other by rolling, and the rail extending from the opening of the door opening / closing bathtub to the back in the door opening / closing bathtub has substantially the same width as the rail of the traveling cart of the wheelchair. Moreover, since it is provided so that it is almost the same height, when bathing a bather, the traveling cart with casters at the bottom of the wheelchair is left outside the openable tub and inside the bathtub body. The inside of the bathtub body is sanitary because it does not enter, and when bathing a bather, it is sufficient to simply run the wheelchair on the floor of the bathroom, and the chair part is on the same axis using the lower roller. Arranged as That since sufficient to transfer to the door openable tub side rails from the wheelchair of the rail, without the need for such a wheelchair or the like climb a slope, assistance operations for transferring the bather to tub is facilitated. In addition, since there is no traveling cart below the chair when bathing, the amount of hot water used in the bathtub can be reduced accordingly.

According to the second aspect of the present invention, the guided portion of the wheelchair is brought into contact with the guide portion of the open / close tub so that the wheelchair-side rail is continuous with the door-openable tub-side rail. As described above, the wheelchair can be easily positioned with respect to the door opening / closing bathtub.

According to the third aspect of the present invention, since the first lock mechanism for connecting the wheelchair traveling trolley and the chair at a proper position is provided, the bather is placed on the chair. When, for example, a corridor or the like is transported by being placed on the vehicle, it is possible to prevent a problem that the chair part is accidentally deviated from the traveling vehicle.

According to the fourth aspect of the present invention, the door is opened and closed by the second lock mechanism when the chair is transported from the traveling cart to the door opening / closing bathtub main body while the bather is placed on the chair. The traveling trolley can be prevented from being inadvertently moved with respect to the bathtub main body, so that the operation of transferring the chair portion from the traveling trolley to the door opening / closing tub main body side can be performed safely and promptly.

[Brief description of the drawings]

FIG. 1 is a side sectional view of a bathing apparatus showing one embodiment of the present invention.

FIG. 2 is a front sectional view of the bathing apparatus.

FIG. 3 is a plan sectional view of the bathing apparatus.

FIG. 4 is a side view showing details of a wheelchair.

FIG. 5 is a plan view showing the relationship between a wheelchair and a door opening / closing bathtub main body.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Wheelchair 2 Door opening / closing bathtub 10 Traveling trolley 11 Chair part 12 Rail 13 Roller 15 Footrest 20 1st lock mechanism 27 Guide part 30 Door opening / closing bathtub main body 31 Door 34a Extension part of inner wall part 35a Extension part of inner wall part 36 rail 43 second lock mechanism 61 hot water supply / drainage means

Claims (4)

(57) [Claims] 1. A bather who is placed on a wheelchair is transported together with the chair portion of the upper part of the wheelchair , with the back side of the bather in the traveling direction forward , and the door is positioned at a predetermined position inside an openable tub with an open door. A bathing device for bringing the bather into a bathing state by filling the inside of the door opening / closing bathtub with hot water after closing a door, wherein the wheelchair is a traveling cart with a lower caster and an upper chair. Part is configured to be separable from each other by rollers provided at the lower part of the chair part running on the left and right rails provided at the upper part of the traveling cart, and provided at the lower part of the inner wall part of the door opening / closing bathtub. Inward
On the upper surface of the overhang portion, left and right rails extending rearward from the opening of the door opening / closing bathtub and running the rollers of the chair portion of the wheelchair are approximately the same width dimensions as the left and right rails of the traveling cart of the wheelchair. And a bathing device provided at substantially the same height. 2. The bathing apparatus according to claim 1 , wherein the wheelchair is provided with a guided part, and the door opening / closing bath tub is provided with a guiding part corresponding to the guided part. A bathing apparatus characterized in that when the guide portion is abutted, the left and right rails on the side of the door opening / closing bathtub and the left and right rails on the wheelchair side are positioned on the same line so as to be continuous with each other. 3. The bathing apparatus according to claim 1 , wherein a first lock mechanism for holding the wheelchair in a wheelchair state is provided between the traveling trolley of the wheelchair and the chair part. Features a bathing device. 4. The bathing apparatus according to claim 2 , wherein a space between the traveling trolley of the wheelchair and the tub for opening and closing the door is provided.
A second lock mechanism is provided for holding the state where the guided portion and the guide portion abut against each other and the rails on the side of the door opening / closing bathtub and the rails on the wheelchair side are positioned on the same line so as to be continuous with each other. A bathing device characterized by the above-mentioned.