JP2002333231A - Bath room - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bath room in which cooling and heating comfortable to a user can be performed. SOLUTION: The bath room is provided with a bathtub 10 in which water is fed from a stop valve 11; and a Peltier element 21 to which a current is fed from an external power source P. A duct 12 is provided in the back. A ventilation opening 12a opening toward a user is formed in the duct. A fan 24 is situated in the duct 12, one surface 21a of the Peltier element 21 is heat- exchangeable with the bathtub 10 and the other surface 21b of the Peltier element 21 is heat-exchangeable with air in the duct 12.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

[0001] The present invention relates to a bathroom.

[0002]

2. Description of the Related Art When a user of a bathroom has been immersed in a bathtub for a long time, he or she feels heat. For this reason, a user who comes out of the bathtub has a desire to hit the cold air. Also, if the bathroom user has been immersed in the bathtub for an extremely long time, the person may become hot flashed or anemic, and if he gets out of the bathtub in that state, he falls down and is injured. There is also danger. For these reasons, it is desirable to cool the bathroom.

[0003] On the other hand, in the winter season, it is sometimes desirable to heat the bathroom, such as when the user of the bathroom is washing his / her body or cleaning the bathroom.

[0004] As a bathroom that has fulfilled the above-mentioned requirements of the user, a bathroom equipped with an air conditioner that compresses and expands refrigerant gas by a compressor is known.

[0005]

However, in the above-mentioned conventional bathroom, since it is necessary to operate the compressor for cooling and heating, vibration and noise are generated, and the user, the cleaning person and It also caused discomfort to those who were near the bathroom.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional circumstances, and has as an object to provide a bathroom which can comfortably cool and heat a user or the like.

[0007]

SUMMARY OF THE INVENTION A bathroom according to the present invention comprises a bath tub that can be supplied with water by a water supply means and a Peltier element to which current is supplied by current supply means.

A duct is provided at the back to open to the user or the room, and a ventilation means capable of sending air is provided in the duct. One surface of the Peltier element is provided with the bathtub, water in the bathtub, or water. The heat exchange is possible with the water supply means, and the other surface of the Peltier element can exchange heat with the air in the duct.

In the bathroom of the present invention, one side of the Peltier element is heated by supplying current in one direction to the Peltier element by the current supply means, and the other side is cooled. And
Since the other side of the Peltier element can exchange heat with the air in the duct, the blowing means provided in the duct,
Cooled air can be delivered out of the duct. This makes it possible to locally cool the surroundings of the bathroom user. This allows the user to use the bathroom comfortably and alleviates the symptoms of hot flashes and anemia.

At this time, since one surface of the Peltier element can exchange heat with a bath having a large heat capacity, water in the bath or water supply means, sufficient heat exchange can be performed between one surface of the Peltier element and the bathtub. And energy efficiency for cooling is improved. This also makes it possible to warm the bathtub, the water in the bathtub or the water supplied. Therefore, energy for warming the water in the bathtub can be saved.

On the other hand, in the bathroom of the present invention, a current is supplied in the opposite direction to the Peltier element by the current supply means, whereby one side of the Peltier element is cooled and the other side generates heat.
Since the other surface of the Peltier element can exchange heat with the air in the duct, the heated air can be sent out of the duct by the blowing means provided in the duct. Thereby, it becomes possible to locally heat the periphery of the user of the floor cabinet. For this reason, especially in the winter season, when the user of the bathroom cleans his / her body or performs cleaning work of the bathroom, such actions can be performed comfortably.

At this time, since one surface of the Peltier device can exchange heat with the bathtub, water in the bathtub or water supply means, sufficient heat exchange can be performed between one surface of the Peltier device and the bathtub, etc. For energy efficiency.

For this reason, this bathroom has high energy efficiency for cooling and heating, can suppress the amount of electricity used, and can realize low running cost.

Therefore, according to the bathroom of the present invention, cooling and heating can be performed comfortably for a user or the like.

The bathroom of the present invention preferably includes a detecting means for detecting the temperature of the bathtub or the water in the bathtub, and an opening / closing valve for opening and closing a water channel for storing water in the bathtub according to a detection signal of the detecting means. In this case, water is stored in the bathtub or the like before the temperature of the bathtub or the like approaches the temperature of the other surface of the Peltier element and heat exchange becomes insufficient. For this reason, the temperature of the bathtub or the like can be constantly adjusted to a temperature at which heat exchange is sufficient, and thus, continuous operation of cooling and heating can be performed with high energy efficiency.

Preferably, at least one of the one surface and the other surface of the Peltier element is provided with a fin for increasing a contact area. In this case, the heat exchange between the Peltier element and the air in the bathtub or the like or the duct can be performed efficiently, so that the energy efficiency of cooling and heating by the Peltier element can be improved, and the running cost can be reduced. It can be.

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments 1 and 2 which embody a bathroom of the present invention will be described below with reference to the drawings.

(Embodiment 1) As shown in FIG. 1, a bathroom 1 of Embodiment 1 is provided with a bathtub 10 and a water stopcock 11 as a water supply means. Duct 1 behind bathroom 1
2 is provided at the upper end of the duct 12, and a ventilation port 12 a that opens toward the user or the room is provided at the upper end of the duct 12.
The lower end is provided with an air inlet 12b that opens below the bathtub 10.

A drain pipe 13 is connected to the bottom of the bathtub 10. The water stopcock 11 is connected to a water pipe 14, and a water supply pipe 15 is branched and connected to the water pipe 14. The water supply pipe 15 is provided with an electromagnetic valve 16. By opening and closing the electromagnetic valve 16, water can be supplied into the bathtub 10 or water supply can be stopped.

The side wall 10a on the wall side of the bathtub 10 is a duct 12
As shown in FIGS. 1 and 2, the Peltier element 21 abuts one surface 21 a on the side wall 10 a via a heat dissipation block 22 made of aluminum, and
1b is attached to the inside of the duct 12. As shown in FIG. 3, fins 23 are provided on the other surface 21b of the Peltier element 21 to increase the contact area with air. In the duct 12 close to the fin 23, FIG.
As shown in FIG. 2, a fan 24 is provided as a blower.

Further, a temperature sensor 25 as a detecting means is fixed to the heat radiation block 22 close to the Peltier element 21. As shown in FIG.
It is connected to an external power supply P as a current supply means via a control device 26 that can also convert alternating current to direct current. Further, the control device 26 is connected to the electromagnetic valve 16 via a drive device 27. Similarly, a current is supplied to the Peltier element 21 from the external power supply P via the control device 26.

In the bathroom 1 configured as described above, when a current in one direction is supplied from the external power supply P via the control device 26, one surface 21a of the Peltier element 21 generates heat and the other surface 21b is cooled. You. Here, the fin 2 is provided on the other surface 21b.
3 is attached, so that the air in the duct 12 is efficiently cooled. For this reason, the energy efficiency of cooling is improved. Then, the air taken in from the intake port 12b by the fan 24 is cooled here, rises in the duct 12, and is sent out from the ventilation port 12a toward the user or the room. Thereby, the user of the bathroom 1 can be cooled.

At this time, one surface 21a of the Peltier element 21
Is connected to the bathtub 10 via the heat radiation block 22 and the side wall 10a.
Heat. Since the heat dissipating block 22 is made of aluminum, heat can be efficiently dissipated from the one surface 21a of the Peltier element 21 and energy efficiency for cooling is improved. Also, the water in the bathtub 10 can be warmed. Therefore, the energy supplied to the Peltier element 21 can be used without waste.

When the temperature of the side wall 10a becomes equal to or higher than the set temperature, the control device 26 which has received the detection signal from the temperature sensor 25 generates a drive signal for driving the solenoid valve 16. Then, the drive device 27 is operated by the drive signal, the electromagnetic valve 16 is opened, fresh water is supplied into the bathtub 10, and the temperature of the side wall 10a is reduced. When the temperature of the side wall 10a becomes equal to or lower than the set temperature, the control device 26 which has received the detection signal from the temperature sensor 25 generates a drive signal for driving the solenoid valve 16. Then, the drive device 27 is operated by the drive signal, the electromagnetic valve 16 is closed, and the supply of water is stopped.

For this reason, the temperature of the side wall 10a of the bathtub 10 does not rise above the set temperature, heat exchange is constantly performed sufficiently, and continuous cooling operation with high energy efficiency becomes possible. .

On the other hand, in the bathtub 1 of the first embodiment, by supplying a reverse current to the Peltier element 21 by the external power supply P, one surface 21a of the Peltier device 21 is cooled and the other surface 21b generates heat. Become. The air sucked from the air inlet 12b by the fan 24 is heated here, rises in the duct 12, and is sent out from the air vent 12a toward the user or the room. Thereby, bathroom 1
Can be heated. Particularly in the winter season, when the user of the bathroom 1 cleans his / her body, or when the bathroom 1 is cleaned, such actions can be performed comfortably.

At this time, one surface 21a of the Peltier element 21
Is connected to the bathtub 10 via the heat radiation block 22 and the side wall 10a.
To cool. Since the heat radiation block 22 is made of aluminum, it can efficiently absorb heat, and has high energy efficiency for heating.

When water is stored in the bathtub 10, when the temperature of the side wall 10a falls below the set temperature, the solenoid valve 16 is controlled in the same manner as in the case of cooling, and the side wall of the bathtub 10 is controlled. The temperature of 10a does not fall below the set temperature. For this reason, sufficient heat exchange is constantly performed, and, as a result, continuous operation of energy-efficient heating becomes possible.

For this reason, according to the bathroom 1, since vibration and noise accompanying cooling and heating hardly occur,
The bathroom can be used comfortably. In addition, this bathroom 1
Can improve the energy efficiency of cooling and heating, reduce the amount of electricity used, and can realize low running costs.

(Embodiment 2) The bathroom of Embodiment 2 is shown in FIG.
As shown in the figure, a Peltier element 31 is attached to a water pipe 33 via a heat radiation block 32. The heat radiation block 32 is made of aluminum, and is used to increase the contact area with one surface 31 a of the Peltier element 31 because the water pipe 33 is thin. Other configurations are the same as those of the first embodiment, and the same components are denoted by the same reference numerals and detailed description thereof will be omitted.

According to this bathroom, it is possible to supply hot or cold water from the water stopcock 11 to the bathtub 10 by radiating or absorbing heat from the one surface 31a of the Peltier element 31. Other functions and effects are the same as those of the first embodiment.

[Brief description of the drawings]

FIG. 1 is a sectional view of a bathroom according to a first embodiment.

FIG. 2 is an enlarged sectional view of a main part of the bathroom of the first embodiment.

FIG. 3 is a cross-sectional view of a Peltier device and the like attached to the bathroom of the first embodiment.

FIG. 4 is a block diagram of a control device and the like constituting the bathroom of the first embodiment.

FIG. 5 is an enlarged sectional view of a main part of a bathroom according to a second embodiment.

[Explanation of symbols]

11, 14, 33: water supply means (11: water stopcock, 14, 3)
3: water pipe) 10: bathtub P: current supply means (external power supply) 21, 31: Peltier element 12: duct 24 ... blowing means (fan) 25 ... detecting means (temperature sensor) 16 ... open / close valve (solenoid valve) 24 …fin

Claims (3)

[Claims] 1. A bathroom provided with a bathtub capable of being supplied with water by a water supply means and a Peltier element to which electric current is supplied by an electric current supply means, wherein a duct which opens toward a user or a room is provided behind the bathroom. Blowing means capable of sending air is provided therein, one surface of the Peltier element is heat-exchangeable with the bathtub, water in the bathtub or the water supply means, and the other surface of the Peltier element is inside the duct. A bathroom characterized by being capable of exchanging heat with air. And a detecting means for detecting a temperature of the bathtub or the water in the bathtub, and an opening / closing valve for opening and closing a water channel for storing water in the bathtub in accordance with a detection signal of the detecting means. The bathroom of claim 1. 3. The bathroom according to claim 1, wherein at least one of the one surface and the other surface of the Peltier element is provided with a fin for increasing a contact area.