JPH0994280A - Bathing unit - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bathing unit which hits the lower leg with a sufficient quantity of bubbles without degrading the massage effects on the thigh and buttocks. SOLUTION: This bathing unit allows a person M to take a bath while sitting in a wheel chair set at a given position in a bath tub 2 with a door, where the wheel chair is moved into the bath tub 2 through the door and then hot water is supplied after the door is closed. The bath tub 2 is provided with projections 25 above the bottom at both sides, bubble generators 26 above the projections 25, and jet nozzles 30 at both sides near the door to direct bubble- containing water to the lower legs of the person M.

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 / closing bathtub, which is mainly used for a physically handicapped person or an elderly person to take a bath in a sitting posture.

[0002]

2. Description of the Related Art Recently, a bathing apparatus having a combination of a wheelchair and a door opening / closing bathtub has been developed with a bubble generating device. By the way, in this type of bathing apparatus, the bubble generating device is generally provided at the bottom of the bath.

[0003]

The conventional bathing device, however, has the following problems. When a bather enters the bathtub while in a wheelchair, that is, in a sitting position, there is a distance between the bubble generator provided at the bottom of the bathtub and the thighs or buttocks of the bather directly hit by the bubbles generated from it. Pass. In this case, the fine bubbles generated in the bubble generating plate are combined with each other before hitting the thigh of the bather or the like to grow into large bubbles, resulting in a problem that the massage effect is weakened. It was In addition, for example, when the bather cannot bend due to a defect in the knees, the lower legs are extended forward and are far away from the chair, and the bubbles are generated from the bubble generating board arranged on the bottom. There was also a problem that the bubbles that make it difficult to hit the lower leg

The present invention has been made in view of the above circumstances, and provides a bathing apparatus which does not impair the massage effect on the thighs and buttocks, and can sufficiently apply air bubbles to the lower thighs. The purpose is to provide.

[0005]

In order to achieve the above object, in the invention according to claim 1, a bather placed on a wheelchair is transferred together with the wheelchair, and a side-opening type bathtub with a side door opened. A bathing device for putting the bather in a bathing state by filling the inside of the door-opening / closing bathtub with hot water after the door is closed at a predetermined position inside the door-opening / closing bathtub. On both sides, an overhanging portion is provided so as to be located above the bottom surface and below the chair portion of the wheelchair to be invaded, and the bubble generating board is arranged above the overhanging portion. And In this case, the bubble generator will be located very close to under the chair of the wheelchair, and many bubbles generated in the bubble generator will hit the thighs or buttocks of the bather before they join each other. A desired massage effect for the person is obtained. According to the second aspect of the invention, jet nozzles for jetting water containing bubbles toward the lower legs of the bather are arranged on both left and right sides of the door opening / closing bathtub and near the door. Even if the lower leg is in front of the air bubble generating disc, it is possible to apply water containing bubbles to the lower leg in a concentrated manner, and a good massage effect can be obtained for the lower leg as well. . According to a third aspect of the invention, the left and right injection nozzles are connected to a discharge side of a pump provided at a rear portion of the door opening and closing bathtub and connected to a pipe branched to the left and right. The conduit resistance from the pump to the left and right injection nozzles can be made substantially the same, and the discharge amounts injected from the left and right nozzles can be made substantially the same without using a special member such as a regulating valve.

[0006]

Embodiments of the present invention will be described below with reference to the drawings. 1 is a side sectional view of a bathing apparatus, FIG.
FIG. 3 is a plan view of a bathing device.

As shown in these drawings, the bathing apparatus according to the present invention is a wheelchair 1 on which a bather M is placed, and a bather on the wheelchair 1 is placed in a predetermined inward position with the bather on the wheelchair 1.
It is composed of a door opening / closing bathtub 2 which makes a bather enter a bathing state by filling the inside with hot water.

The wheelchair 1 includes a pedestal 10 with casters,
It is composed of only one support rod 11 which is erected on the pedestal 10 and a chair portion 12 which is supported by the upper portion of the support rod 11. The chair portion 12 is a chair portion frame 13
And a footrest 13a, a seat portion 13b, and a backrest portion 13c which are supported by the chair portion frame 13 from the front portion to the rear portion. Footrest 1
3a can be selected from a state in which it is swung up diagonally forward and a state in which it hangs downward. It should be noted that FIG. 1 shows a state of being swung up diagonally forward and upward.

The door opening / closing bathtub 2 has a front surface (here,
In FIG. 1, the left side is the front side and the right side is the rear side) and a door opening / closing bath body 20 having an opening, and a door 21 that liquid-tightly closes the opening via a seal member. Door openable bathtub body 20
The bottom 22 of the wheelchair is located above the casters of the wheelchair 1, and is disposed at a height corresponding to the support rod 11 of the wheelchair 1. There is a cutout in the bottom 22 and the door 2
1 is provided so as to extend inward from the opening of the door opening / closing bathtub body 20 which is the mating surface with the door opening 1. When the wheelchair 1 is placed at a predetermined position inside the door opening / closing bathtub 2 due to this notch, the support rod 11 enters. Is allowed. Bottom 2
2, a pair of bottom seal members that sandwich the support rod 11 from both the left and right sides to seal the notches when the wheelchair 1 is placed at a predetermined position inside the door opening / closing bathtub body 20 are movable in the left and right directions. It is provided. The bottom seal member is driven and operated by an appropriate drive means such as a cylinder. A portion of the door 21 in the height direction, where the toes of the bather are arranged, is projected forward, and the inside of the projecting portion 23 is bent by the bather due to a defect in the knee or the like. Even if the lower leg and the tip of the foot extend forward, the space 23a for arranging the tip of the foot or the like is secured.

Further, in the middle portion in the height direction of the inner side surface of the main body 20 for opening and closing the door, there are provided overhanging portions 25, 25 which project inward. The overhanging portions 25, 25 serve to reduce the amount of hot water to be poured into the bath by eliminating unnecessary space. A bubble generating disk 26 is arranged so as to groin on both surfaces of the upper surface of the overhanging portion 25 and the inner portion 25a that is one step higher than the bottom portion 22 so as to connect to the overhanging portion 25. The bubble generating plate 26 is a plate having a hollow inside, and has a large number of holes 26a, ... A pipe connecting portion is provided at the rear end of the bubble generation board 26, and a pipe 27 extending from the air pump 27 is provided here.
a is connected. In addition, the chair portion 12 of the wheelchair 1
May be a plurality of plate-shaped members arranged in parallel with each other and spaced at a predetermined interval in order to allow the bubbles generated from the bubble generation plate 26 to pass therethrough, and the chair portion 12 itself may have a predetermined strength. You may comprise with the net-like thing which has.

Injection nozzles 30, 30 for injecting water containing bubbles toward the feet of the bather are disposed on the left and right sides of the door opening / closing bath body 20 and near the door 21. The jet nozzle 30 is a nozzle main body 30 for jetting a mixture of water and air as shown in FIG.
In addition to a, the water supply pipe connecting portion 30b and the air pipe connecting portion 3
0c, and the water supply pipe connection part 30b has pipes 31a and 31a branched left and right from a water supply pump 31 provided at the rear part of the bathtub, and the air pipe connection part has an end whose air is open to the atmosphere. The pipes 32, 32 are connected to each other. Then, the water supplied from the water supply pump 31 is vigorously jetted from the nozzle body 30a,
At this time, the air pipe connecting portion 30c is kept at a negative pressure, air is introduced into the air pipe connecting portion 30c through the air pipe 32, and the introduced air is mixed with the supplied water to be integrated. It is supposed to be jetted. Flow rate adjusting valves 33 and 34 are provided in the water supply pipe 31 a and the air pipe 32.

Next, the operation of the bathing apparatus having the above structure will be described. When bathing a bather using the bathing apparatus described above, first, the bather is placed on the wheelchair 1 and the footrest 13a is pulled up diagonally upward and upward, and in this state the door 21 is opened beforehand. Insert inside bathtub 2. Then, hot water is filled into the inside of the door opening / closing bathtub body 20. Thereby, a bather can be made to take a bath in a sitting posture. Here, when a bubble generation switch (not shown) is turned on, the air pump 27 operates and air is supplied to the bubble generation board 26 via the pipe 27a,
Air is generated in the form of a large number of bubbles from the holes 26a of the bubble generating plate 26. This air hits the thighs and buttocks of the bather M while rising due to buoyancy. At this time, the bubble generation board 26 is arranged not on the bottom portion 22 of the bathtub but on the projecting portion 25 and the back portion 25a which are raised from the bottom portion 22 and is located very close to the chair portion of the wheelchair. ,
Before the large number of bubbles generated in the bubble generation board 26 hit the thighs, buttocks, etc. of the bather M, a desired massage effect is obtained for the bather M.

When the air pump 27 is operated as described above, the water supply pump 31 is also operated at the same time. When the water supply pump 31 operates, the hot water in the bathtub is sucked from the suction side of the pump 31, is pumped into the pipe 31a from the discharge side of the pump 31, and the air sucked from the air pipe 32 by the injection nozzle 30 is mixed. In this state, it is sprayed from the nozzle body 30a toward the lower leg of the bather M. That is, the waist, buttocks, thighs, etc. of the bather are hit by the air bubbles generated from the air bubble generating plate 26, and the lower thighs, the toes, etc. not hit by the air bubbles are mixed with the air bubbles jetted from the jet nozzle 30. It will be hit by water. Therefore, a good massage effect can be obtained over almost the whole lower body of the bather.

[0014]

According to the first aspect of the present invention, the overhanging portions are provided on the left and right side portions of the door opening / closing bathtub so as to be located above the bottom portion and below the chair portion of the wheelchair to be invaded. The bubble generating board is arranged on the upper part of the overhanging portion, and since the bubble generating board is arranged close to the place where the bather's bubbles are hit in this way, it is generated from the bubble generating board soon. A large number of fine bubbles can be applied to the bather, and a good massage effect can be obtained. According to the second aspect of the present invention, jet nozzles for jetting water containing bubbles toward the lower leg of the bather are provided on both left and right sides of the door opening / closing bath and near the door. The location where bubbles generated from the bubble generation board are hard to hit, for example, the lower leg or the foot will be hit with water containing bubbles emitted from the injection nozzle,
A good massage effect can be obtained for the whole lower body.
According to the invention as set forth in claim 3, the left and right injection nozzles are connected to the pipes branching left and right from the discharge side of the pump provided at the rear part of the door opening and closing bath, and from the pump to the left and right bubble injection nozzles. The line resistance of can be made almost constant,
Water containing bubbles can be almost evenly jetted from the left and right bubble jet nozzles without providing a special adjusting function.

[Brief description of drawings]

FIG. 1 is a side sectional view showing an embodiment of the present invention.

FIG. 2 is a plan view showing an embodiment of the present invention.

FIG. 3 is a piping system diagram for a bubble jet nozzle.

FIG. 4 is a detailed cross-sectional view of a bubble jet nozzle.

[Explanation of symbols]

 1 Wheelchair 2 Door Open / Close Bathtub 10 Pedestal 11 Support Rod 12 Chair 20 Door Door Open / Close Bathtub Body 21 Door 22 Bottom 25 Overhang 25a Back 26 Bubble Generator 27 Air Pump 27a Piping 30 Jet Nozzle 31 Water Supply Pump 31a Water Supply Piping 32 Air piping

Claims (3)

[Claims] 1. A bather (M) placed on a wheelchair (1) is transferred together with the wheelchair, and a side door (21) is positioned at a predetermined position inside an openable door tub (2). A bathing device for putting the bather in a bathing state by filling the inside of the door open / close bathtub with hot water after closing the door; In addition, the overhanging portion (25, 25) is provided so as to be located below the chair portion of the wheelchair to be invaded, and the bubble generating disk (26) is arranged above the overhanging portion. And bath equipment. 2. The bathing apparatus according to claim 1, wherein the door opening / closing bathtub is provided on both left and right sides near the door.
A bathing device, characterized in that a jet nozzle (30, 30) for jetting water containing bubbles toward the lower leg of the bather is arranged. 3. The bathing apparatus according to claim 2, wherein the left and right injection nozzles are connected to a discharge side of a pump (31) provided at a rear portion of a door opening / closing bath and branched into left and right pipes (31a, 31a) is connected to the bathing device.