JPH08336473A - Bathtub and bathing device - Google Patents

Abstract

PURPOSE: To provide a bathtub by which a bather in a hot water storing part does not feel cold even if the hot water in the hot water storing part for washing a body is required to be exchanged. CONSTITUTION: Wind ports 14c and 14d capable of blowing out warm wind (A) to a part with no hot water in a hot water storing part 11 communicating with a warm wind generation device 30 on a wall part 14 of a bathtub 10 to form a hot water storing part 11. Thus, for example, when hot water is only little in the hot water storing part 11 in the bathtub 10, warm wind (A) generated at a warm wind generator 30 can be blown out into the hot water storing part 11. Consequently, a bather who has washed his/her body in the hot water storing part 11 does not feel cold even if the hot water in the hot water storing part 11 is exchanged while he/she still in the hot water storing part 11.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bathtub and a bathing apparatus, and particularly when a bather needs to replace hot water in the bathtub to wash his body in the bathtub. , A bathtub where bathers do not feel cold,
And bathing equipment.

[0002]

2. Description of the Related Art When a healthy person takes a bath, he warms his body by immersing it in the hot water in the hot water reservoir of the bathtub, then exits from the hot water reservoir of the bathtub and uses the hot water in the washing room to wash the body. However, when a person who has weak legs due to illness or old age and is unable to bathe alone (hereinafter referred to as physically weak person) takes a bath, in order to reduce the number of times he / she goes in and out of the bathtub part of the bathtub, Often the body is washed in the bathtub.
In this case, after washing the body, it becomes necessary to replace the dirty hot water in the hot water reservoir with new hot water.

[0003]

However, in the conventional bath tub, it takes time to open the drain plug from the bath sump part of the bath to drain hot water, and at the sump part, through the faucet metal fitting, It takes a considerable amount of time to collect enough water to warm the body. Therefore, there is a problem that the bather must be naked and feel cold while changing the hot water in the hot water reservoir of the bathtub.

[0004] In order to prevent the bather from getting cold even after washing the bather's body, it is possible not to replace the hot water in the bathtub of the bathtub. However, there is a problem that the body cannot be kept clean.

In view of the above points, the present invention allows the bather to wash his body in the hot water reservoir, so that even if it is necessary to replace the hot water in the hot water reservoir, the bather feels cold. It is an object of the present invention to provide a bathtub and a bathing device that do not operate. It is another object of the present invention to provide a bathing device that allows a bather in the bathtub to take a clean bath without feeling cold when the bather wash his body in the bathtub.

[0006]

According to a first aspect of the present invention, there is provided a hot tub for communicating with a hot air generating device on a wall of a bath forming a hot water reservoir. That is, it has a warm air hole capable of blowing warm air on the non-exposed side.

The invention according to claim 2 of the present invention is, in the case of the invention according to claim 1, a double wall structure in which at least a part of the wall portion has an inner wall portion and an outer wall portion through a hollow portion. A large number of first ventilation holes formed in the inner wall portion so as to connect the hollow portion and the hot water storage portion to each other, which are formed in a wall structure, and connect the hollow portion and the warm air generating device. Thus, the second air blower is formed on the outer wall.

The invention according to claim 3 of the present invention is, in the case of the invention according to claim 2, a double wall structure in which at least a side wall portion of the wall portion has an inner wall portion and an outer wall portion. That is, a large number of first ventilation holes are formed in the entire inner wall portion of the side wall portion.

According to a fourth aspect of the present invention, in the case of the second or third aspect of the invention,
That is, at least a part of the air duct connecting the blower hole and the warm air generating device is arranged above the rim surface of the wall portion of the bathtub or the overflow hole provided in this wall portion.

According to a fifth aspect of the present invention, in the case of the second or third aspect of the invention,
That is, the ventilation holes are formed at a position higher than any of the first ventilation holes.

The invention according to claim 6 of the present invention is a hot air generator, an air duct for blowing the hot air generated by the hot air generator to the outside, and one end side of the air duct. And a tub for blowing warm air to the hot water reservoir side, which has no hot water, through a hot air hole provided in the wall of the bathtub forming the hot water reservoir.

In the invention according to claim 7 of the present invention, when a bathtub and hot water are supplied to an empty bathtub of the bathtub, the bather in the bathtub does not feel cold. Equipped with a hot water storage tank with a sufficient amount of hot water, a hot water supply line that can quickly supply the hot water in this hot water storage tank to the hot water reservoir of the bathtub, and a drain line that can quickly discharge the hot water in the hot water reservoir of the bathtub. That is.

In the invention according to claim 8 of the present invention, in the case of the invention according to claim 7, a part of the bottom wall forming the hot water sump portion of the bathtub is formed into a concave shape, and this concave shape The hot water supply hole and the discharge hole of the bathtub are formed on the inner surface side of the portion, and the lid member closing the concave portion is provided with a large number of openings for communicating the concave portion and the hot water reservoir.

According to a ninth aspect of the present invention relating to a bathing apparatus, a bathtub and hot water in the bathtub are drawn out to the outside through a circulation pump, and then the hot water is returned to the bathtub for circulation. That is, the line and the purification device provided in the circulation line for purifying the hot water in the bathtub are provided.

[0015]

In the invention according to claim 1 of the present invention, for example,
When there is only a small amount of hot water in the hot water reservoir of the bathtub, the hot air generated by the hot air generator can be blown into the hot water reservoir through the ventilation holes provided in the wall of the bathtub. Therefore, when a bather who has washed his body in the hot water reservoir changes the hot water in the hot water reservoir while he is still in the hot water reservoir, the bather does not feel cold.

According to the second aspect of the present invention, the warm air generated by the warm air generating device is introduced into the second ventilation hole of the outer wall portion of the double wall structure of the bathtub to thereby generate the warm air. Through the hollow portion, it is possible to blow out into the molten metal pool portion from a large number of the first ventilation holes of the inner wall portion of the double wall structure. Therefore, the bather in the hot water reservoir can receive warm air from various directions through the first ventilation hole, and the warm air can warm the whole body.

In the invention according to claim 3 of the present invention, since the side wall portion of the bathtub is formed in a double wall structure, the first ventilation hole can be formed from the lower side to the upper side of the inner wall portion. Therefore, even if the hot water reservoir is filled with hot water to some extent, the hot air can be blown into the hot water reservoir through the first air blowing hole above the hot water surface.

In the invention according to claim 4 of the present invention, even when the hot water reservoir is filled with hot water, the hot air passage is provided through the first air blow hole, the hollow portion, and the second air blow hole. The hot water flowing backward does not reach the hot air generator side.

In the invention according to claim 5 of the present invention, as long as all the first ventilation holes are not submerged in the hot water of the hot water reservoir,
Since the air blowing hole is not submerged in the hot water through the hollow portion, the hot air can be efficiently sent to the first air blowing hole side through the second air blowing hole.

The operation of the invention according to claim 6 of the present invention is as follows.
The operation is the same as that of the invention of claim 1.

In the invention according to claim 7 of the present invention, after the bather has washed the body in the bathtub filled with hot water, the dirty hot water in the bathtub is drained at once through the drainage line, and then, The hot water in the hot water storage tank is supplied all at once through the hot water supply line into the bathtub. That is, hot water is quickly replaced in the bathtub so that the bather does not feel cold. In this case, the bather can bathe only with the hot water in the hot water storage tank without feeling the cold.

According to an eighth aspect of the present invention, in the case of the seventh aspect, the hot water supply hole and the drainage hole of the bathtub are provided on the inner surface side of the concave portion of the bottom wall of the bathtub closed by the lid member. Since it is formed, the bather does not block the hot water supply hole and the drainage hole in the hot water reservoir of the bathtub even if the hot water supply hole and the drainage hole are made large or provided in large numbers. Also, through the hot water supply hole,
Hot water can be supplied to the bathtub as it springs up.

In the invention according to claim 9 of the present invention, even if the bather wash his body in the bathtub filled with hot water, this hot water is purified by the purifying device in the circulation line. The person can always be immersed in the purified hot water in the bathtub.

[0024]

Embodiments of the present invention will be described below with reference to the drawings. Example 1. 1 to 6 relate to a bathing apparatus according to an embodiment of the present invention. In FIG. 1, in the bathing apparatus 1, a concave hot water reservoir 11 is formed in the center, and hot air is blown into the hot water reservoir 11 through a ventilation hole provided in a wall forming the hot water reservoir 11. The bathtub 10 to be heated, the warm air generator 30 that generates warm air, the air duct 31 that connects the warm air generator 30 and the bathtub 10, and the hot water supply line 32 that supplies the hot water H into the hot water reservoir 11 of the bathtub 10. And a drain line 33 for discharging the hot water H in the hot water reservoir 11 of the bathtub 10 to the outside.
It consists of and.

As shown in FIGS. 1 and 2, the bathtub 10 has a bottom wall portion 1 as a wall portion forming a hot water reservoir 11.
2, a side wall portion 13, and a double side wall portion 14 having a double wall structure. The bottom wall portion 12 has a drain hole 12a on the rear side that is connected to the drain line 33. The double side wall part 14 constitutes the upper side of the left and right side walls and the rear side wall of the bathtub 10, and the side wall part 13 is a side wall other than the double side wall part 14 of the bathtub 10 (front side wall, left and right side wall, etc.). The lower side of) is configured. The double side wall portion 14 has an outer wall portion 14b formed on the outer side of the inner wall portion 14a via a hollow portion E, and includes the inner wall portion 14a and the outer wall portion 14b.
In addition, the first and second ventilation holes 14c, 14 as the ventilation holes
d is formed. The inner surface of the inner wall portion 14a is formed flush with the inner surface of the side wall portion 13, and the lower portion 13b-1 of the outer wall portion 14b is formed in a slanted shape so as to incline downward toward the inner wall portion 14a. Therefore, the hot water H in the hollow portion E can be discharged.

As shown in FIG. 1 and the like, the inner wall portion 14a is provided with a large number of the above-described first blower holes 14c for communicating the hollow portion E with the molten metal pool portion 11 over the entire inner wall portion 14a. It is formed with a pitch. In this case, the first ventilation hole 1
The lowermost part of 4c is formed directly above the lower part 13b-1 of the outer wall part 14b. As shown in FIG. 2, the upper portion of the outer wall portion 14b is provided with the above-described second blower hole 14d that communicates the hollow portion E with the outside in the vicinity of the corner on the rear side of the bathtub 10. There is. The second air blow hole 14d is sufficiently larger than the first air blow hole 14c and is formed at a position higher than any of the first air blow holes 14c as shown in FIG. Then, one end side of the air duct 31 is attached to the second air blowing hole 14d, and the warm air generating device 3
0 and the hollow portion E of the double side wall portion 14 communicate with each other.

The hot air generator 30 heats and discharges the pressurized air to a temperature (for example, 60 to 70 ° C.) at which a bather with a wet body does not feel cold. Control and air temperature control shall be performed by a control device (not shown) via an operation panel not shown. As shown in FIG. 1, the air duct 31 rises above the upper surface (rim surface L) of the double side wall portion 14 or the like of the bathtub 10 and then descends to be connected to the warm air discharge portion of the warm air generating device 30. Has been done. The hot water supply line 32 is connected to a hot water heater (not shown), and has a hot water supply valve 32 a above the bathtub 10. The drain line 33 also has a drain valve 33a.
It is assumed that 3a is opened and closed by operating the operation panel.

Next, a bathing procedure for bathing using the bathing apparatus 1 will be described. In this case, the bather M is a weak person and is supposed to wash his body in the bathtub 11 of the bathtub 10.

First, as shown in FIG. 3, the hot water reservoir 11 of the bathtub 10 is filled with hot water H at a temperature suitable for bathing through the hot water supply line 3 to the middle thereof. In this case, since the hot water H is also filled in the hollow portion E of the double side wall portion 14, the first blower hole 14c at the lowermost portion of the inner wall portion 14a has the hot water H.
I will be immersed inside. Next, after the bather M is put in the hot water reservoir 11 of the bathtub 10, the hot air generating device 30 is operated via the operation panel to generate the hot air generating device 30 as shown in FIG. The warm air A having the predetermined temperature is passed through the air duct 31, the second air blow hole 14d and the hollow portion E of the double side wall portion 14 to the first upper side of the molten metal pool portion 11 above the molten metal surface H1.
The air is blown into the hot water reservoir 11 through the air blow hole 14c. As a result, the bather M can warm the lower half of the body with the hot water H and the upper half of the body with the warm air A, so that the bather M can stay in the hot water reservoir 11 without feeling cold. Then, the caregiver uses the hot water H in the hot water reservoir 11 to wash the body of the bather M.

Next, when the bathing person M has finished washing the body, the drain valve 33a is opened via the operation panel while the warm air generator 30 is operating, and the drain line 33 is placed inside the hot water reservoir 11. The hot water H contaminated by the washing body is discharged to the outside. In this case, as shown in FIG.
As the air is discharged, a new first air vent 14 on the lower side
Since the warm air A is blown out from c, the bather M is always warmed by the warm air A even in the portion not soaked in the hot water H, and does not feel cold. Bathtub 11
The drainage valve 33a through the operation panel
And the hot water supply valve 32a is opened to supply hot water H of a predetermined temperature from the hot water supply line 32 to the hot water reservoir 11 of the bathtub 10.
Pour inside. In this case, the hot water H is also filled in the hollow portion E of the double side wall portion 14, so that the warm air A passes through the first blow hole 14c above the hot water surface H1 and the hot water pool portion 11
It is blown out inside.

Then, as shown in FIG. 6, the pool 1
When the hot water H is sufficiently filled in 1 and the first ventilation holes 14c of the double side wall portion 14 are submerged in the hot water H, the hot air A from the hot air generator 30 is no longer blown out into the hot water reservoir 11. Since it does not, the operation of the warm air generator 30 is stopped. When the hot water reservoir 11 is filled with the hot water H to a predetermined level, the hot water supply valve 32a is closed and the hot water supply from the hot water supply line 32 is stopped. In this state, if the bather M warms his body sufficiently in the hot water H and then exits from the hot water reservoir 11, the bathing by the bather M is completed.

It should be noted that the drain valve 33a is opened again, and while the hot water H in the hot water reservoir 11 is drained, the warm air generator 30 is actuated, and the hot water H is removed from the hot water reservoir 11 as shown in FIG.
Even after completely removing the water, the body of the bather M may be dried by blowing the warm air A onto the body of the bather M.

As described above, in this bathing apparatus 1, the hot air generating device 3 is provided on the wall portion of the bathtub 10 forming the hot water reservoir 11.
The first and second ventilation holes 14c and 14d communicating with 0 are provided, and the warm air A can be blown into the hot water reservoir 11 through the first and second ventilation holes 14c and 14d. Even if the bather M in the part 11 is not soaked in the hot water H, or if only a part of his body is soaked in the hot water H, the bather M does not feel cold. Of course, a caregiver can warm a wet hand with warm air, so that the caregiver does not feel cold.

Further, in this bathing apparatus 1, at least a part of the wall portion (double side wall portion 14) of the bathtub 10 is double-layered with the inner wall portion 14a and the outer wall portion 14b with the hollow portion E interposed therebetween. Since it has a wall structure, a large number of first walls are formed on the inner wall portion 14a.
Even when the blower hole 14c is provided and the warm air A is blown onto the body of the bather M in the hot water reservoir 11 from various directions, the hot air generator 30 and the hot water reservoir 11 are communicated with each other.
For example, only one ventilation hole 14d needs to be provided on the outer wall portion 14b side, and the structure of the bathtub 10 and the air duct 31 around the bathtub 10 can be simplified.

In this case, a part of the side wall of the bathtub 10 is a double side wall portion 14 having a double wall structure, and a large number of first ventilation holes 14c are provided from the lower part to the upper part of the inner wall part 14a. Therefore, if the warm air A from the warm air generator 30 can be supplied into the hollow portion E, the warm air A is always supplied to the bather M side from the first air blowing hole 14c above the molten metal surface H1 of the hot water reservoir 11. Can blow out. That is, when the hot water H in the hot water reservoir 11 is discharged to the outside or new hot water H is supplied to the hot water reservoir 11, the bather M has only part of his body immersed in the hot water H. First, even if not soaked in hot water H
Since the warm air A is blown from the blower hole 14c to the bather M side above the bath surface H1, the bather M in the hot water reservoir 11 does not feel cold.

Further, in this bathing apparatus 1, since the second air blowing hole 14d of the bathtub 10 is located above any of the first air blowing holes 14c, the first air blowing hole 14c is not submerged in the hot water H. As long as the warm air A can be blown into the hot water reservoir 11 through the first air blowing hole 14c. Furthermore, in this bathing apparatus 1, the air duct 31 that connects the second air blowing hole 14 d of the bathtub 10 and the warm air generating device 30 is provided with the bathtub 10.
Since the rim surface L rises above the rim surface L, even if the rim surface L is filled with the hot water H, the hot water H
Does not flow back to the warm air generator 30 side.

The double wall structure may be provided on the entire wall of the bathtub 10, or a plurality of second air blowing holes 14d may be provided and the air duct 31 may be connected to each of them. Further, when the bathtub 10 is provided with an overflow hole, the hot air generating device 30 for the hot water H is provided if the air duct 31 is raised higher than the overflow hole.
Backflow to the side can be prevented.

Example 2. 7 to 13 relate to a bathing apparatus according to another embodiment of the present invention.

7 to 9, the bathing device 2 is
A plurality of hot water supply holes 23 are provided in the bottom wall 22 forming the hot water reservoir 21.
A bathtub 20 having a drainage hole 24 formed therein, a hot water storage tank 34 disposed beside a side wall 25 forming a hot water reservoir 21 of the bathtub 20 and storing a predetermined amount of hot water H at a predetermined temperature therein,
The hot water supply line 35 that connects the discharge part 34a below the hot water storage tank 34 and the hot water supply holes 23 of the bathtub 20 to each other is provided in the hot water supply line 35, and the hot water H in the hot water storage tank 34 is supplied to the hot water reservoir 21 at once. The hot water supply pump 36, the one end of which is connected to the plurality of drain holes 24 of the bathtub 20, the hot water H in the hot water reservoir 21 can be discharged to the outside at once, and the hot water H is supplied into the hot water storage tank 34. A replenishment line 38, an operation panel 39 mounted on the rim surface L of the bathtub 20 for operating the hot water supply line 35, the hot water supply pump 36, and the drainage line 37, and the cover plate 4 covering the upper part of the hot water storage tank 34.
0.

In the bathtub 20, as shown in FIGS. 7 and 8, a part of the bottom wall 22 is formed in a concave shape.
On the lower surface side of 6, for example, three hot water supply holes 23 and three drain holes 2 are provided.
4 and 4 are formed alternately. And this concave portion 26
A lid member 27 having a large number of openings 27a for connecting the hot water pool portion 21 and the inside of the concave portion 26 is attached to the upper part of the. The lid member 27 is fitted into the upper step portion of the concave portion 26 so as to be easily removed, and its upper surface is positioned so as to be substantially flush with the upper surfaces of the other bottom walls 22.

The hot water storage tank 34 stores therein hot water H of a predetermined temperature (for example, 40 to 45 ° C. suitable for bathing). If the amount of hot water in the hot water decreases, a hot water heater (not shown) is provided. The hot water H is replenished from the replenishment line 38 connected to (). The capacity of the hot water H stored in the hot water storage tank 34 is such that the bather M in the hot water storage section 21 does not feel cold when all the hot water in the hot water storage tank 34 is supplied to the hot water storage section 21 of the bathtub 20. The amount of water that can be stored in the bathtub 20 is, specifically,
The amount of hot water H that can be supplied up to, for example, the chest of a bather who bends down inside.

The hot water supply line 35 has a hot water supply valve 35a which is controlled to open and close in a large-sized pipe, and a hot water supply pump 36 is attached to the hot water supply line 35. The drainage line 37 has a drainage valve 37a whose opening and closing is controlled in a large-sized pipe. The operation panel 39 includes a hot water supply valve 35a and a drainage valve 37 of the hot water supply and drainage lines 35 and 37 via a control device (not shown).
Opening and closing a and turning on / off hot water pump 36 (ON-OF
F control).

Next, the operation of the bathing apparatus 2 will be described. First, the operation panel 39 is operated to open the hot water supply valve 35a of the hot water supply line 35 and the drainage line 37.
The drainage valve 37 a of the hot water supply tank 36 is closed and the hot water supply pump 36 is operated, so that the hot water H in the hot water storage tank 34 is stored in the hot water reservoir 21
As shown in FIG. 10, the bather M is supplied in advance.
Does not feel cold (for example, hot water H in hot water storage tank 34)
The total amount of hot water H is put in the hot water reservoir 21. In this case, as shown in FIG. 10, when the inside of the hot water storage tank 34 is almost empty, the hot water supply valve 35a is closed and the hot water supply pump 36 is stopped.

On the other hand, the hot water H is replenished in the hot water storage tank 34 through the replenishment line 38 from the time when the hot water H begins to decrease, but before the bather M enters the hot water reservoir 21. The hot water H in the hot water storage tank 34 is almost full. In this state, as shown in FIG. 11, the bather M enters the hot water reservoir 21 and wash his body with the help of the caregiver. While the body of the bather M is being washed, the hot water storage tank 34 may be filled with the hot water H.

Subsequently, the operation panel 39 is operated to open the drain valve 37a of the drain line 37, and the dirty water H in the hot water reservoir 21 of the bath 20 is discharged all at once (for example, in several minutes). Then, as shown in FIG.
When the hot water H in the inside disappears, the operation panel 39 is operated to close the drain valve 37a, open the hot water supply valve 35a, and operate the hot water supply pump 36 to reach the state shown in FIG. The hot water H therein is supplied all at once (for example, in a few minutes) into the hot water reservoir 21 of the bathtub 20. And
In this state, bather M warms his body with hot water H in hot water reservoir 21.

By the way, when the hot water storage tank 34 becomes empty,
While the hot water supply valve 35a is closed and the hot water supply pump 36 is stopped, the hot water H is replenished to a predetermined level in the hot water storage tank 34 while the bather M is immersed in the hot water H.
Therefore, at this point, by operating the operation panel 39 again, the hot water supply valve 35a is opened and the hot water supply pump 36 is operated to reach the predetermined level of the hot water sump 21 of the bathtub 20, as shown in FIG. , Hot water storage tank 3
Hot water is supplied from 4. Therefore, the bather M can fully soak in the hot water H after that to warm his body.

As described above, in the bathing device 2, the hot water H in the hot water reservoir 21 of the bath 20 is passed through the drain line 37.
Is discharged in a short time, and hot water H is stored in the hot water reservoir 21 through the hot water supply line 35, the hot water storage tank 34, and the like.
Since the hot water can be supplied in a short time, the bather M of the hot water reservoir 21 hardly feels cold even if the hot water H in the hot water reservoir 21 is replaced after washing the body.

Further, in this bathing apparatus 2, since the hot water supply hole 23 of the bathtub 20 is provided on the bottom side of the bathtub 20 and the hot water H is supplied to the hot water reservoir 21 so as to spring out, the hot water H is supplied at the time of hot water supply.
No scattering or noise. Further, in this bathing apparatus 2, the hot water supply hole 23 and the drain hole 24 are formed on the inner surface of the concave portion 26 on the bottom wall 22 side of the bath 20 and the concave portion 26 is used.
Because it is covered with 7, the bather M uses the hot water supply hole 23 when taking a bath.
The drain hole 24 is not blocked.

Further, in this bathing device 2, the hot water storage tank 3
Since the amount of the hot water H that can be held in the container 4 is suppressed to the necessary minimum amount, the device can be downsized and the cost can be reduced.

If the hot water storage tank 34 is arranged above the bathtub 20, the hot water H in the hot water storage tank 34 can be supplied to the hot water reservoir 21 of the bathtub 20 due to the head difference.
6 is unnecessary. Further, a heater may be attached to the hot water storage tank 34 to control the temperature of the hot water H in the hot water storage tank 34 so that it is always constant.

Example 3. FIG. 14 shows a bathing apparatus according to another embodiment of the present invention. The same parts as those of the bathing apparatus 2 of Example 2 are designated by the same reference numerals, and the description thereof will be omitted. The bathing device 3 circulates the hot water H in the hot water reservoir 21 of the bathtub 20 while filtering the hot water H so that the hot water H in the hot water reservoir 21 need not be replaced. This bathing device 3
Is a bath 20; a hot water device 41 that heats the hot water H in the hot water reservoir 21 of the bath 20 to a predetermined temperature; and an upstream circulation line 42 that connects the drain hole 24 of the bath 20 and the hot water device 41. The water discharge part of the water heater 41 and the hot water supply hole 23 of the bathtub 20
A circulation line 43 on the downstream side, a circulation pump 44 provided on the circulation line 42 on the upstream side, a filtration device 45, and a water supply line 4 to the hot water sump 21 of the bath 20.
6 is comprised.

In this bathing device 3, after supplying water to the hot water reservoir 21 of the bathtub 20 through the water supply line 46, the circulation pump 44 is operated to pass the water in the hot water reservoir 21 to the hot water device 41. To heat. In this case, the valves 42a and 42b in the circulation line 42 are closed, the valve 42c is opened,
Prevent the circulating water from passing through the filtration device 45. And
When hot water H in hot water reservoir 21 rises to a temperature suitable for bathing, bather M is put in hot water reservoir 21 of bathtub 20. At this time, the valves 42a and 42b are opened and the valve 42c is closed so that the hot water H passes through the filtration device 45.

As a result, the hot water H in the hot water reservoir 21
Is always kept in a clean state by this filtering device 45, and even if the body of the bather M is washed in the hot water reservoir 21,
Does not get terribly dirty. Therefore, the bather M can wash the body and keep the body warm with the relatively clean water H while the bather M is still immersed in the hot water H in the hot water reservoir 21. Does not feel cold while taking a bath. However, in connection with the filtering device 45, it is preferable to refrain from using soap or the like in the hot water reservoir 21.

Since the hot water H in the hot water reservoir 21 is heated to a constant temperature by the hot water device 41, the temperature does not drop during circulation. In addition, water supply line 4
The hot water H may be directly supplied from 6 to the hot water reservoir 21 of the bathtub 20 for bathing. In this case, the hot water device 41 is used only to compensate for the temperature drop during circulation of the hot water H.

[0055]

Since the present invention is constituted as described above, it has the following effects.

According to the first aspect of the present invention relating to the bathtub, the hot water generating device is communicated with the wall of the bathtub forming the hot water reservoir, and the hot water generating device is connected to the hot water free side of the hot water reservoir. Since there is a hot air hole that allows hot air to be blown out, even if it is necessary to replace the hot water in the hot water reservoir to wash the body in the hot water reservoir, the hot air can be blown to take a bath in the hot water reservoir. No one will feel cold.

According to the invention of claim 2 of the present invention, in the case of the invention of claim 1, at least a part of the wall portion has an inner wall portion and an outer wall portion with a hollow portion therebetween. A large number of first ventilation holes formed in the inner wall so as to connect the hollow portion and the hot water reservoir with each other, and the hollow portion and the warm air generator. Since it is configured with the second ventilation hole formed in the outer wall portion so as to communicate with each other,
It is possible to apply warm air from various directions to the bather in the bathtub without complicating the air duct around the bathtub.

According to the invention of claim 3 of the present invention, in the case of the invention of claim 2, at least the side wall portion of the wall portion has a double wall having an inner wall portion and an outer wall portion. Since the first blower holes are formed in a structure and a large number of first blower holes are formed on the entire inner wall portion of the side wall portion, hot air can be blown into the hot water reservoir portion according to the amount of hot water in the hot water reservoir portion. it can.

According to the invention according to claim 4 of the present invention, in the case of the invention of claim 2 or 3, at least a part of the air duct connecting the second ventilation hole and the warm air generating device is provided. Since the rim surface of the wall portion of the bathtub or the overflow hole provided in this wall portion is arranged above, the hot water in the hot water reservoir portion is passed through the air duct,
There is no backflow to the warm air generator side.

According to the invention of claim 5 of the present invention, in the case of the invention of claim 2 or 3, the second ventilation hole is formed at a position higher than any of the first ventilation holes. Therefore, unless all the first warm air holes are submerged in the hot water, the warm air can be blown into the hot water reservoir through the first warm air holes.

According to the invention relating to the bathing apparatus of the sixth aspect of the present invention, the warm air generating device, the air duct for blowing the warm air generated by the warm air generating device to the outside, and the air duct of this air duct. Since there is a bathtub that blows warm air to the hot water side of this hot water reservoir through a hot air hole provided in the wall of the bathtub that is connected to one end side and forms the hot water reservoir, Even if it is necessary to replace the hot water in the hot water reservoir to wash the body in the hot water reservoir, the blowing of warm air does not make the bather in the hot water reservoir feel cold.

According to the invention relating to the bathing apparatus of claim 7, when the bathtub and hot water are supplied to the empty bathtub of the bathtub, the bather in the bathtub is kept cold. There is a hot water storage tank that does not make you feel it, a hot water supply line that can quickly supply the hot water in this hot water storage tank to the hot water reservoir of the bathtub, and a drain line that can quickly discharge the hot water in the hot water reservoir of the bathtub. Since it is equipped with a bath, it is possible to wash the body in the hot water reservoir, so even if it is necessary to replace the hot water in the hot water reservoir, the quick change of hot water does not make the bather in the hot water reservoir feel cold.

According to the invention relating to the bathing apparatus of the eighth aspect of the present invention, in the case of the invention of the seventh aspect, a part of the bottom wall forming the hot water reservoir of the bathtub is formed in a concave shape,
Since the hot water supply hole and the discharge hole of the bathtub are formed on the inner surface side of the concave portion, and the lid member closing the concave portion is provided with a large number of openings for communicating the concave portion and the hot water reservoir, Even if a hole or a discharge hole is provided, it will not be blocked by a bather when taking a bath. Further, the hot water can be supplied to the hot water reservoir of the bathtub through the hot water supply hole without causing the hot water to scatter or generate noise.

According to the ninth aspect of the present invention, the bathtub and the hot water in the bathtub are drawn out to the outside through the circulation pump, and then the hot water is returned to the bathtub for circulation. Since the circulation line for making it and the purification device provided in the circulation line for purifying the hot water in the bathtub are provided, it is not necessary to replace the hot water in the bathtub even when the bather washes his body in the bathtub. Bathers do not feel cold when bathing.

[Brief description of drawings]

FIG. 1 is a side sectional view of a bathing apparatus according to a first embodiment of the present invention.

FIG. 2 is a sectional view taken along the line AA of FIG.

FIG. 3 shows a state in which hot water is stored in the bathtub of the bathing apparatus shown in FIG. 1 in order to wash the body.

FIG. 4 shows a state in which a bather enters the bathtub shown in FIG. 3 to wash his body.

5 shows a state in which hot water has been drawn from the bathtub shown in FIG.

FIG. 6 shows a state in which hot water is stored in the bathtub shown in FIG.

FIG. 7 is a plan view of a bathing apparatus according to Embodiment 2 of the present invention.

8 is a sectional view taken along the line BB of FIG.

9 is a cross-sectional view taken along the line CC of FIG.

10 shows a state in which hot water is stored in the bathtub of the bathing apparatus shown in FIG. 7 for washing the body.

11 shows a state where a bather is bathing in the bathtub shown in FIG. 10 to wash his body.

FIG. 12 shows a state in which hot water is being drawn from the bathtub shown in FIG.

FIG. 13 shows a state in which hot water is stored in the bathtub shown in FIG.

FIG. 14 is a system diagram of a bathing apparatus according to Embodiment 3 of the present invention.

[Explanation of symbols]

 1,2,3 Bath device 10,20 Bathtub 11,21 Hot water reservoir 12,22 Bottom wall (wall) 14a Inner wall 14b Outer wall 14c 1st ventilation hole 14d 2nd ventilation hole 23 Hot water supply hole 24 Drainage hole 26 Concave shape Part 27 Lid member 27a Opening 30 Hot air generator 31 Air duct 34 Hot water storage tank 35 Hot water supply line 37 Drainage line 42,43 Circulation line 44 Circulation pump 45 Filtration device (purification device) A Hot air H Hot water L Rim surface

Claims (9)

[Claims] 1. A hot-air hole is provided in a wall of a bathtub forming the hot-water reservoir so as to communicate with the hot-air generating device and blow hot air to the hot water-free side of the hot-water reservoir. A bathtub characterized by that. 2. A double wall structure having at least a part of the wall portion having an inner wall portion and an outer wall portion with a hollow portion interposed therebetween, and the warm air holes are provided in the hollow portion and the hot water reservoir. From a large number of first ventilation holes formed in the inner wall portion so as to communicate with the portion, and second ventilation holes formed in the outer wall portion so as to communicate the hollow portion and the warm air generating device. The bathtub according to claim 1, which is configured. 3. At least a side wall portion of the wall portion is formed into a double wall structure having the inner wall portion and the outer wall portion, and the first blower hole is the inner wall portion of the side wall portion. The bathtub according to claim 2, wherein a large number of bathtubs are formed on the whole. 4. At least a part of an air duct connecting the second blower hole and the warm air generator is located above a rim surface of the wall of the bathtub or an overflow hole provided in the wall. It is arrange | positioned, The bathtub of Claim 2 or 3 characterized by the above-mentioned. 5. The bathtub according to claim 2, wherein the second air blow hole is formed at a position higher than any of the first air blow holes. 6. A hot air generating device, an air duct for blowing the hot air generated by the hot air generating device to the outside, and a wall of a bathtub which is connected to one end side of the air duct and forms a hot water reservoir. A bathing apparatus comprising: a hot-air hole provided in the portion, and a bathtub that blows out warm air to the hot water-free side of the hot water reservoir. 7. A bathtub, a hot water storage tank having an amount of hot water which does not make a bather in the hot water reservoir feel cold when the hot water is supplied to the empty hot water reservoir of the bathtub, and the hot water storage tank 2. A bathing apparatus comprising: a hot water supply line capable of quickly supplying hot water to the hot water reservoir of the bathtub; and a drain line capable of quickly discharging hot water in the hot water reservoir of the bathtub. 8. A part of a bottom wall of the bathtub forming the hot water reservoir is formed in a concave shape, and a hot water supply hole and a drainage hole of the bathtub are formed on an inner surface side of the concave part, and The bathing apparatus according to claim 7, wherein the lid member that closes the recessed portion is provided with a large number of openings that allow the recessed portion and the hot water reservoir to communicate with each other. 9. A bathtub, a circulation line for drawing hot water in the bathtub to the outside through a circulation pump, and then returning the hot water to the bathtub for circulation, and a circulation line provided in the circulation line. A bathing device comprising a purifying device for purifying hot water in the bathtub.