JPH10286191A - Bathtub - Google Patents

Abstract

PROBLEM TO BE SOLVED: To perform comfortable bathing without a cold unpleasant feeling at the time of sitting on a sitting space by providing a heating means for warming the sitting space for a bathtub for which the sittable sitting space is formed on an upper edge surface. SOLUTION: Relating to this bathtub 1, the bathtub 1a for accumulating hot water is formed and the sitting space 2 is formed at an upper edge in a projected shape to the side of a place outside of the bathtub. An electric heater 3 is disposed to the back surface of the sitting space 2, a temperature sensor 4 for detecting the temperature of the sitting space 2 is disposed near it and the temperature sensor 4 and the electric heater 3 are electrically connected to a control part 5. Then, energizing to the electric heater 3 is automatically controlled in a bathing time zone and after bathing time is ended by the control part 5. Also, when the electric heater 3 is heated and the sitting space 2 is raised to a prescribed temperature, the temperature is detected by the temperature sensor 4 and the electric heater 3 is turned OFF through the control part 5 at the time of reaching the prescribed temperature.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an improvement in a bathtub having a seating space.

[0002]

2. Description of the Related Art Conventionally, as shown in a plan view in FIG. 7, there is a bathtub 1 having a bathtub 1a formed with a seating space 2 protruding toward a washing place on the upper surface of a bathtub 1a. The space 2 is formed integrally with the upper edge of the bathtub as shown in the enlarged longitudinal sectional view of FIG. Also, as shown in FIG. 9, a bathtub 1 in which two seating spaces 2, 2 are integrally formed at intervals.
There is also a bathtub in which a stool space 2 is formed which extends laterally along the longitudinal direction of the bathtub 1a, as shown in FIG. 10, but a tub in which such a stool space 2 is formed. In FIG. 1, when an elderly person or the like first sits down on the stool space 2 when taking a bath and places his / her feet in the bathtub 1a in this state, the stool space 2 does not have hot water. 2 is cold,
There was a problem that discomfort was caused when sitting down.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned conventional problems, and has as its object to provide a bathtub that does not cause cold discomfort. Further, in a bathtub having a seating space capable of being seated on the upper edge surface, a heating means for warming the seating space is provided. A second point is that an electric heater is provided on the back surface of the seating space. A third point is that a hot water circulation pipe is provided on the back surface of the seating space. A fourth gist is that the hot water circulation pipe also serves as a reheating pipe for reheating the hot water in the bathtub. A fifth gist is that the hot water circulation pipe is
It is connected in parallel or in series with the floor heating pipe for heating the floor of the washing room. Also, the sixth gist is:
A control unit for automatically controlling the heating means to be in an ON state during a bathing time period is provided. A seventh point is that a temperature sensor is provided in the stool space and the temperature of the stool space can be arbitrarily set.

[0004]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 shows a plan view of the bathtub of the first embodiment,
FIG. 2 is an enlarged vertical cross-sectional view of a main part of the first embodiment. In the figure, a bathtub 1a for storing hot water is formed in a bathtub 1, and a stool space 2 is formed on the upper edge of the tub 1 so as to protrude toward the washing place side, and the user can sit down on the stool space. In this example, the electric heater 3 is disposed on the back surface of the seat space 2, and a temperature sensor for detecting the temperature of the seat space 2 is provided near the electric heater 3. The temperature sensor 4 and the electric heater 3 are electrically connected to a control unit 5, and an operation unit 6 is connected to the control unit 5.

[0005] A timer can be provided in the control unit 5, for example, and the electric heater 3 is automatically energized at the time of bathing, such as at night, and automatically after the end of the bathing time. It can be configured so that energization to the electric heater 3 can be turned off. With this configuration, it is not necessary to operate the operation unit 6 one by one, and the ON / OFF control of the electric heater 3 can be automatically performed. When the operation unit 6 is operated, the control unit 5
The electric heater 3 is heated through the electric heater 3 to heat the electric heater 3. The operation unit 6 is provided with a setting dial or the like that can arbitrarily set the temperature of the electric heater 3, and can be set to an arbitrary temperature. You can keep. Therefore, when the electric heater 3 is heated to such a set temperature and the sitting space 2 is raised to a predetermined temperature, the temperature sensor 4 detects the temperature, and when the temperature reaches the predetermined temperature, the temperature is detected via the control unit 5. The electric heater 3 can be turned off. In addition, even when the temperature of the electric heater 3 rises abnormally, the temperature sensor 4 can detect the abnormal temperature and turn off the electric heater 3 via the control unit 5, and the temperature sensor 4 also functions as a safety device. You can do it.

With this configuration, the electric heater 3 is automatically turned on by the operation of the operation unit 6 or by the timer in the control unit 5 during the bathing time to warm the seating space 2. When an elderly person or the like sits down on the sitting space 2 when taking a bath, it does not cause cold discomfort as in the prior art, provides good warmth and comfortably sits down on the sitting space 2 to form a bathtub 1a. You can take a bath inside, and you can get a comfortable bathing time. In addition, since the electric heater 3 can directly heat the sitting space 2, the thermal efficiency becomes good.

Next, FIG. 3 shows a second embodiment, and FIG. 4 is an enlarged vertical cross-sectional view of a main part in FIG. In the second embodiment, a hot water circulating pipe 8 for circulating hot water is disposed on the back surface of the seating space 2, and hot water is passed from an external heat source into the hot water circulating pipe 8. In the configuration in which the hot water circulation pipe 8 is disposed, the heat source can be provided outside the bathroom, and a safe bathtub can be formed. The stool space 2 is satisfactorily warmed with warm water, and when sitting down on the stool space 2, a comfortable bathing time can be obtained without a cold feeling as in the prior art.

FIG. 5 shows a third embodiment. In FIG. 5, a circulation port 9 is provided on the side of the bathtub 1a of the bathtub 1.
Is formed in the circulation port 9 and the recirculating port 9
is connected, the reheating tube 10a is connected to the bath kettle 11, and the reheating tube 10b is further arranged from the bath 11 toward the bathtub 1. A hot water circulation pipe 8 is connected to the back surface of the seating space 2 continuously from 10b, and the downstream end of the hot water circulation pipe 8 is connected to the circulation port 9.

In such a configuration, the operation unit 6 is operated to turn on the bath kettle 11, the hot water in the bathtub 1 a is drawn out from the circulation port 9 into the reheating steam pipe 10 a, and reheated in the bath kettle 11. The heated and heated hot water enters the hot water circulating pipe 8 through the reheating boiler return line 10b, and can warm the sitting space 2 well. Thereafter, the hot water is returned from the circulation port 9 into the bathtub 1a, and is returned to the bathtub 1a. The inside of the hot water is refired, and the hot water circulation pipe 8 is used as the reheating steam pipe for reheating, and the hot water circulation pipe 8 is seated in the space 2.
Since the pipe is provided on the back side of the stool, the stool space 2 can be heated well, and the stool space 2 can be heated together with reheating using the heat source of one bath kettle 11. A heat source for heating the stool space 2 is not required, and the stool space 2 can be satisfactorily warmed. Therefore, the stool space can be comfortably bathed in the bathtub 1a without causing discomfort. Also in this example, if the temperature sensor 4 is provided on the back surface of the seating space 2, the bath kettle 11 is controlled to the temperature set by the operation unit 6 or the like to warm the seating space 2 to a desired temperature. Can be done. Further, the bath kettle 11 is provided with a control device incorporating a timer, so that the bath kettle 11 can be automatically turned on during the bathing time to heat the sitting space 2, and the bath can be heated for a necessary time. The shuttle 11 can be moved.

FIG. 6 shows a fourth embodiment. In FIG. 6, a floor heating pipe 13 for heating the washing place is provided behind the floor 14 of the washing place provided on the side of the bathtub 1.
The floor heating pipe 13 is provided with a heat source device 12.
The hot water generated by the heat source device 12 is circulated through the floor heating pipe 13 to heat the floor 14 of the washing place. The heat source device 12 further includes the floor heating pipe 1.
3 is connected in parallel or in series with the hot water circulation pipe 8, and the hot water circulation pipe 8 is piped to the back surface of the seating space 2 of the bathtub 1 to circulate the hot water generated by the heat source device 12 into the hot water circulation pipe 8. In this configuration, the stool space 2 can be satisfactorily heated by using the heat source device 12 for the floor heating pipe 13. , Floor heating piping 1
In the time zone in which the hot water is circulated to the hot water circulation pipe 3, the hot water is circulated also to the hot water circulation pipe 8, so that the washing floor 14 is heated and at the same time the sitting space 2 is well heated. When a bather enters the bathroom, the washing floor 14 is warmed and the sitting space 2 is also warmed, so that the user can sit down on the sitting space 2 and take a good bath in the bathtub 1a, which is comfortable. Bath time can be obtained. The heat source device 12 may be provided with a control unit that can be automatically controlled so that the heat source device 12 is automatically turned on when the bathing time period is reached, and is automatically turned off after the bathing time period. it can.

[0011]

According to the present invention, in a bathtub in which a stool space is formed on the upper edge surface, a heating means for warming the stool space is provided, so that the stool space can be improved through the heating means. Since it is warmed, there is no cold discomfort as in the related art when the user sits down on the seating space, and there is an effect that a comfortable bathing time can be obtained by sitting down comfortably on the seating space.

Further, since the electric heater is provided on the back surface of the stool space, the heat efficiency can be increased by the electric heater, and the stool space can be controlled well. In addition, since the hot water circulation pipe is provided on the back surface of the stool space, the stool space can be satisfactorily warmed by the hot water flowing in the hot water circulation pipe, and the seat is indirectly seated by the hot water flowing in the hot water circulation pipe. Since the space is heated, the heat source may be arranged outside the bathroom, which has the effect of forming a safe bathtub.

Further, since the hot water circulation pipe also serves as a reheating pipe for reheating the hot water in the bathtub, the hot water can be satisfactorily supplied to the hot water circulation pipe using a reheating heat source. There is an effect that the sink and the sitting space can be appropriately heated. Further, the hot water circulation pipe is connected in parallel or in series with a floor heating pipe for heating the floor of the washing area, so that the hot water can be satisfactorily flown into the hot water circulation pipe using a heat source for floor heating. In addition, the seating space can be satisfactorily heated, and an extra heat source is not required, which has an effect of simplifying the piping configuration.

[0014] Further, by providing a control unit for automatically turning on the heating means during the bathing time period, the heating means can be turned on only during the necessary bathing time period. There is no need to perform the switch operation every time, so that energy is saved, and there is an effect that a comfortable bathing environment can be formed by satisfactorily heating the sitting space during a necessary bathing time. Further, by providing a temperature sensor in the stool space and arbitrarily setting the temperature of the stool space, it is possible to set the temperature of the stool space to an arbitrary temperature according to preference. Even when the temperature rises abnormally, the temperature sensor functions as a safety device, and has an effect of forming a safe and comfortable bathtub.

[Brief description of the drawings]

FIG. 1 is a plan view of a bathtub according to a first embodiment.

FIG. 2 is an enlarged configuration diagram of a main part in a longitudinal section of FIG. 1;

FIG. 3 is a plan view of a bathtub according to a second embodiment.

FIG. 4 is an enlarged configuration diagram of a main part in a longitudinal section of FIG. 3;

FIG. 5 is a plan view of a bathtub according to a third embodiment.

FIG. 6 is a plan view of a bathtub according to a fourth embodiment.

FIG. 7 is a plan view of a conventional bathtub with a seating space.

FIG. 8 is an enlarged vertical cross-sectional view of a main part of a conventional bathtub.

FIG. 9 is a plan view of a different conventional bathtub with a seating space.

FIG. 10 is a plan view of a different conventional bathtub with a seating space.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bathtub 1a Bathtub 2 Sit-down space 3 Electric heater 4 Temperature sensor 5 Control part 6 Operation part 8 Hot water circulation pipe 9 Circulation port 10a Reheating path 10b Reheating path 11 Bath tank 12 Heat source device 13 Floor heating piping 14 Washing floor

Claims (7)

[Claims] 1. A bathtub having a seating space capable of being seated on an upper edge surface, wherein a heating means for heating the seating space is provided. 2. The bathtub according to claim 1, wherein an electric heater is provided on a back surface of the seating space. 3. The bathtub according to claim 1, wherein a hot water circulation pipe is provided on a back surface of the seating space. 4. The bathtub according to claim 3, wherein the hot water circulation pipe also serves as a reheating pipe for reheating the hot water in the bathtub. 5. The bathtub according to claim 3, wherein the hot water circulation pipe is connected in parallel or in series with a floor heating pipe for heating the floor of the washing area. 6. The bathtub according to claim 1, further comprising a control unit for automatically turning on the heating means during a bathing time period. 7. The stool space according to claim 1, wherein a temperature sensor is provided in the stool space and the temperature of the stool space can be arbitrarily set. Bathtub.