JPH08189697A - Bath apparatus - Google Patents

Abstract

PURPOSE: To inform a user of a hot water temperature in a bathtub during a heating operation and a water level in the bathtub during automatic water filling. CONSTITUTION: A bath apparatus comprises a temperature indicating unit 33 for indicating a temperature of a hot water in the bathtub in a reheating operation on the basis of a bathtub hot water temperature detected by a bath temperature sensor 5, and a water level indicating unit 42 for indicating a water level in the bathtub by having a bathtub water level detecting unit 40 detecting a bathtub water level during automatic water filling on the basis of a flowrate detected by a flow sensor 16 and water filling characteristic data stored in a P-Q data memory 30. The temperature indicating unit 33 is provided with a real-time temperature indicating unit 29 for indicating a bathtub hot water temperature in real time, and a temperature distinctive indication unit 31 for providing distinctive indication of a bathtub hot water temperature on the basis of date stored in a bathing temperature data setting enclosure unit 32. The water level indicating unit 42 comprises a real-time water level indicating unit 37 for indicating a water level in the bathtub in real-time, and a water level distinctive indication unit 39 for providing distinctive indication of a water level in the bathtub on the basis of date stored in a bathtub water level data setting enclosure unit 41.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a bath device having at least a reheating function.

[0002]

2. Description of the Related Art FIG. 7 shows a general bath apparatus having a water filling function and a reheating function. In the figure,
An additional reheating heat exchanger 2 is provided above the bath burner 1,
One end of the conduit 3 is connected to the inlet side of the reheating heat exchanger 2, and the other end of the conduit 3 is connected to the discharge side of the reheating circulation pump 4. A bath temperature sensor 5 such as a thermistor for detecting the temperature of the water flow is provided in the conduit 3. The return pipe 7 of the reheating circulation path 6 is connected to the suction side of the reheating circulation pump 4, and the return port side (inlet side) of the return pipe 7 is connected to the side wall of the bathtub 8 with a circulation fitting 10 as a connector.
Connected through. The return pipe 7 is provided with a running water switch 11 that detects water flow and outputs an ON signal. An additional heating circuit 6 is provided on the outlet side of the additional heating heat exchanger 2.
The inlet side of the outward pipe 12 is connected, and the outlet side of the outward pipe 12 is connected to the bathtub side wall via the circulation metal fitting 10.

A hot water supply heat exchanger 14 is provided above the hot water supply burner 13, and a water supply pipe 15 is connected to the inlet side of the hot water supply heat exchanger 14, and the water supply pipe 15 serves as a flow rate detecting means. It is connected to a water supply source such as tap water through a sensor (flow rate sensor) 16. A hot-water supply pipe 17 is connected to the outlet side of the hot-water supply heat exchanger 14, and the hot-water supply pipe 17 is guided to a desired hot-water supply place such as a kitchen, and hot water can be tapped by opening a hot-water tap (not shown). ing. The hot water supply pipe 17 is provided with a running water switch 18 as required.

The hot water supply pipe 17 is branched with a hot water supply pipe 21 which functions as a hot water supply passage for connecting the hot water supply passage of the hot water heat exchanger 14 to the reheating circulation passage 6.
Is connected to the conduit 3 of the reheating circulation path 6 via a pouring electromagnetic valve 24 functioning as a pouring valve, and the water level of the bathtub 8 is provided between this connection and the conduit of the pouring electromagnetic valve 24. A water level sensor (pressure sensor) 20 for detecting the water pressure is provided.

In the figure, reference numeral 22 denotes an incoming water temperature sensor, and 23 denotes a hot water outlet temperature sensor.

A hot water supply operation, a reheating operation, and a water filling operation of the automatic bath heater are performed by a controller 25, and a remote controller 26 is connected to the controller 25.

In this type of bath device, when the hot water supply pipe 17 is opened, water enters from the water supply pipe 15 to the hot water supply heat exchanger 14 side, and the flow of this water is a running water switch 18 (or flow sensor 16). When the hot water supply burner 13 is burned, the water passing through the hot water supply heat exchanger 14 is heated to produce hot water of a set temperature, and the hot water is guided to a desired hot water supply location through the hot water supply pipe 17. , Hot water is used. When the hot water tap is closed, the flow of water stops, and this stoppage of running water is the running water switch.
Control device 25 detected by 18 (or flow sensor 16)
Stops the combustion of the hot water supply burner 13 and ends the hot water supply operation.

During the filling operation, the pouring solenoid valve 24 is opened by an automatic filling means (not shown) provided in the control device 25. Then, water enters the hot water supply heat exchanger 14 through the water supply pipe 15, the flow of this water is detected by the flow sensor 16, the hot water supply burner 13 is burned, and the hot water produced by the hot water supply heat exchanger 14 is It passes through the hot water filling pipe 21 and enters the reheating circulation path 6 and is dropped into the bathtub 8 through the reheating circulation path 6. Therefore, the flow sensor
The amount of hot water supplied from the hot water supply passage of the hot water supply heat exchanger 14 to the bathtub 8 via the reheating circulation path 6 is detected by 16.

The control device 25 controls the filling water characteristic data (P) which indicates the relationship between the bath water quantity Q and the bath water level P as shown in FIG.
-Q characteristic data) is stored in the memory,
The automatic filling means 25 (not shown) receives the water supply amount information detected by the flow sensor 11 and the water level information detected by the water level sensor 20 based on the water filling characteristic data, and then uses the remote controller 26 or the like. Water filling is performed until the set water level to be set is reached, and when the water filling level reaches the set water level, the pouring electromagnetic valve 24 is closed and the water filling operation is completed.

During the reheating operation, the reheating circulation pump 4 is started while the pouring electromagnetic valve 24 is closed. Then, the hot water in the bathtub 8 circulates in the reheating circulation path 6, and when the flow of the circulating hot water is detected by the running water switch 11, the control device 25 burns the bath burner 1 and the reheating heat exchanger 2 Heat the circulating hot water passing through to reheat. Then, when the temperature of the hot water in the bathtub 8, that is, the temperature of the hot water detected by the bath temperature sensor 5 reaches the bath set temperature, the reheating circulation pump 4 is stopped and the combustion of the bath burner 1 is stopped. And finishes the driving operation.

After the end of the reheating operation, the warming mode is shifted to a warming mode for a predetermined time (for example, 4 hours). In this warming mode, the reheating circulating pump 4 is activated at a time interval of, for example, 30 minutes to supply hot water from the bathtub. When the temperature of the bath water which is circulated through the reheating circulation path 6 and detected by the bath temperature sensor 5 at this time is lower than the bath set temperature by more than a predetermined temperature, the bath burner 1 is burned to burn the bath. The hot water of the bathtub is kept warm by performing operations such as raising the temperature of the hot water to the set temperature. In this warming operation, in the case of a bath device having a water level holding function, during the warming mode,
Always monitor the bath water level by the water level detection signal of the water level sensor 20, and when the bath water level falls below the allowable range from the set water level, calculate the shortage of water up to the set water level based on the water filling control data. The calculated amount of water is obtained, and the pouring solenoid valve 24 is opened to add hot water on the side of the hot water heat exchanger 14 to keep the bath water level at the set water level.

[0012]

By the way, in such a bath apparatus, when performing the water filling operation, the desired set water level is set by the remote controller 26 or the like as described above until the water level reaches the set water level. The filling operation is performed,
In the conventional bath apparatus, it was not possible to know how much water was filled during the filling operation. Therefore, it is sufficient for a person to check the water level in the bathtub 8 in the middle of filling water and start preparing for bathing when the water level in the bathtub 8 reaches a level suitable for bathing, or to finish filling water. It was inconvenient for people to check the water level in the bathtub 8 and take a bath after a while.

Further, in the bath device as described above,
Since it is not possible to know the temperature of the hot water in the bathtub 8 during the reheating operation, for example, a person confirms the end of the reheating operation or confirms the end of the reheating operation, or a bath device such as a buzzer A notification device is provided so that the buzzer can notify the end of the reheating operation. When this notification is issued, a person must judge that the reheating operation has ended and take a bath, which is inconvenient.

The present invention has been made to solve the above-mentioned conventional problems, and its purpose is to determine the water temperature in the bathtub during the reheating operation or the water level in the bathtub during the automatic water filling operation. To provide a bath device that can inform.

[0015]

In order to achieve the above object, the present invention is constructed as follows. That is, the present invention provides a reheating circulation path equipped with a reheating heat exchanger connected to a side wall of a bathtub via a connector, and a bath temperature sensor for detecting the temperature of hot water in the bathtub circulating in the reheating circulation path. In the bath apparatus having the above, a temperature display unit for directly or indirectly displaying the hot water temperature in the bathtub during the reheating operation in real time based on the detection signal of the bath temperature sensor is provided. Has been done.

Further, the temperature display section stores bathing temperature data for storing input data of a bathing temperature range in which the bath water temperature is a bath temperature and a bath bath temperature range in which the bath water temperature is optimal for bathing. When the hot water temperature in the bathtub detected by the setting storage and the bath temperature sensor is within the bathable temperature range, it is displayed that bathing is possible, and the hot water temperature in the bathtub detected by the bath temperature detection sensor is the optimum bathing temperature. It is also a characteristic configuration of the present invention that the temperature distinguishing display section for displaying the optimum bathing temperature is provided within the temperature range.

Further, a reheating circulation passage equipped with a reheating heat exchanger connected to the side wall of the bathtub through a connector, and a water level of the bathtub provided by a water pressure provided at a location communicating with the reheating circulation passage. A water level sensor for detecting, a hot water supply heat exchanger, a pouring passage that communicates the hot water supply passage of the hot water supply heat exchanger with a reheating circulation passage through a pouring control valve, and a reheating circulation passage from the hot water supply passage. A flow rate sensor for detecting the amount of hot and cold water supplied to the bathtub through the bath, and hot water on the side of the hot water supply heat exchanger are dropped into the bathtub based on the filling data of the bathtub water level (P) and the bathtub water amount (Q). In a bath apparatus having an automatic water filling means for performing automatic water filling, a bathtub water level detection unit for detecting a bathwater level during automatic water filling calculated based on the flow rate detected by the flow rate sensor and the water filling characteristic data. , The bath level test There is a characteristic structure of the present invention also provided a water level display part for displaying in directly or indirectly real time tub water level detected by the parts.

Further, the water level display unit stores a bath water level data setting storage unit for storing input data of a bathable water level range in which the bath water level is a bathable water level and a bathing optimum water level range in which the bath water level is optimal for bathing. And, when the bathtub water level detected by the bathtub water level detection unit is within the bathable water level range, it is displayed that bathing is possible, and when the bathtub water level detected by the bathtub water level detection unit is within the bathing optimum water level range, the bathing optimum display is displayed. It is also a characteristic configuration of the present invention that it is configured to be provided with a water level distinguishing display unit.

[0019]

In the present invention having the above-mentioned structure, the temperature of the bath water flowing in the reheating circulation path is detected by the bath temperature sensor, and based on the detection signal of the bath temperature sensor, the temperature display section indicates that the reheating operation is in progress. The hot water temperature in the bathtub is displayed.

Further, the flow rate sensor detects the amount of hot and cold water supplied from the hot water supply passage side to the bathtub through the reheating circulation path, and the flow rate detected by the flow rate sensor, the bathtub water level (P) and the bathtub water amount. Based on the water filling characteristic data with (Q), the bath water level during automatic water filling is detected by the bath water level detection unit, and the bath water level detected by this bath water level detection unit is displayed on the water level display unit.

[0021]

Embodiments of the present invention will be described below with reference to the drawings. The bath apparatus according to the present embodiment has the same system configuration as that shown in FIG. 6, and the same names as those in the conventional example are designated by the same reference numerals and duplicate description thereof will be omitted. This embodiment is different from the conventional example in that the bath temperature display means for detecting and displaying the hot water temperature in the bathtub 8 during the reheating operation and the water level in the bathtub 8 during automatic filling are detected. And a control device 25
Is that it is configured.

FIG. 1 is a block diagram showing a structural example of the bath temperature display means and the bath water level detection display means. The bath temperature display means includes a bath temperature sensor 5 and a temperature display section 33. The bathtub water level detection and display means includes a water level sensor 20, a flow sensor 16, a bathtub water level detection unit 40, a PQ data memory 30, and a water level display unit 42. .

The temperature display section 33 is a real-time temperature display section.
29, input temperature data setting storage unit 32, bath temperature determination unit 28,
The temperature distinction display unit 31 is provided, and the bathing temperature data setting storage unit 32 is provided with a bath temperature setting unit 34 and a temperature range memory 27. Further, the water level display section 42 is
Real-time water level display unit 37, bathtub water level data setting storage unit
41, a bathtub water level determination unit 38, and a water level distinction display unit 39, and the bathtub water level data setting storage unit 41 includes a bathtub water level setting unit 36 and a water level range memory 35.

The real-time temperature display unit 29, based on the detection signal of the bath temperature sensor 5, is in the bath 8 during the reheating operation.
The temperature of the hot water in the bath is directly displayed in real time. For example, as shown in (a) of FIG. ) Is directly digitally displayed in real time.

The bathing temperature data setting storage unit 32 stores input data of a bathing temperature range in which the temperature of hot and cold water in the bathtub 8 is a bathable temperature and a bathing optimum temperature range in which the temperature of hot and cold water in the bathtub 8 is optimal for bathing. Is set and stored, and by operating the bath temperature setting button 45 of the remote control 26,
With respect to the bath temperature set in the bath temperature setting unit 34, a temperature range of ± 0.5 ° C is automatically stored in the temperature range memory 27 as the bath temperature optimum temperature range, and similarly, the bath temperature set to On the other hand, a temperature range of -0.5 to -2 ° C is stored in the temperature range memory 27 as a bathable temperature range, and a temperature lower than the set temperature of the bath by -2 ° C or more is stored in the temperature range memory 27 as a bathing impossible temperature range. Remember.

For example, when the set temperature of 42 ° C. is set in the bath temperature setting section 34, the temperature range memory 27 stores 41.5
The temperature from ℃ to 42.5 ℃ is stored as the bathing optimum temperature range, the temperature from 40 ℃ to 41.5 ℃ is stored as the bathable temperature range, and the temperature below 40 ℃ is stored as the bathing impossible temperature range. As described above, in this embodiment, the bathing data such as the bathing optimum temperature range and the bathable temperature range stored in the bathing temperature data setting storage unit 32 are variable according to the set temperature set in the bath temperature setting unit 34. To be done.

The bath temperature discriminating unit 28 receives the detection signal detected by the bath temperature sensor 5, and the bath temperature and the temperature range memory 27 in the bath 8 detected by the bath temperature sensor 5.
Is compared with input data such as bath temperature range and bath temperature optimum temperature range stored in, and whether the bath water temperature is within the bath temperature optimum temperature range, bath temperature allowable range, or bathing impossible This is to determine whether the temperature of the hot water in the bathtub 8 is within the input optimum temperature range. When the temperature is within the bathable temperature range, a bathing possible determination signal is added to the temperature distinction display unit 31, and when within the bathing impossible temperature range, the bathing impossible determination signal is added to the temperature distinction display unit 31.

The temperature distinction display section 31 receives the discrimination signals applied from the bath temperature discrimination section 28 and displays the hot water temperature in the bathtub 8 in a distinctive manner. When the bath temperature is determined, the reheating LED (light emitting diode) 47 on the display screen of the remote controller 26 or the like is turned on, and when the bath temperature determination unit 28 adds a bathing possibility determination signal, the reheating LED 47 is blinked to determine the bath temperature. When the bathing optimum determination signal is added from the part 28, the reheating LE
By turning off D47, the temperature of the bath (bath water) detected by the bath temperature sensor 5 is displayed separately.

The PQ data memory 30 stores the water filling characteristic data showing the relationship between the bath water amount Q and the bath water level P as shown in FIG.
The bath water level during automatic filling is detected based on this filling characteristic data and the flow rate detected by the flow sensor 16, and the flow rate detected by the flow sensor 16 and the filling characteristic data (PQ data) Based on the above, the bath water level during automatic filling is detected and added to the real-time water level display unit 37 and the bath water level determination unit 38.

The real-time water level display unit 37 receives the bathtub water level detection signal added from the bathtub water level detection unit 40 and directly displays the bathtub water level detected by the bathtub water level detection unit 40 in real time. The bathtub water level during automatic filling is displayed on the display screen of the remote controller 26 or the like by digital display or the like. Further, the real-time water level display unit 37 receives the bathtub water level detection signal added from the water level sensor 20, and displays the bathtub water level other than during the automatic water filling on the display screen of the remote controller 26 or the like.

The real-time water level display unit 37 has a water level display switching means (not shown), and this water level display switching means detects a bath water level detection signal added from the water level sensor 20 and a bath water level detection. The bathtub water level detection signal added from the section 40 is switched, and when the hot water is being poured into the bathtub 8 during the filling operation, the water level in the bathtub 8 detected by the bathtub water level detection section 40 is displayed in real time. However, at other times (such as when the flow of hot water is stopped or after the filling of water is completed), the water level in the bathtub 8 detected by the water level sensor 20 is displayed.

The bathtub water level data setting storage unit 41 is for setting and storing input data of a bathable water level range in which the bathtub water level is a bathable water level and a bathing optimum water level range in which the bathtub water level is optimal for bathing. 26 bath water level setting buttons
With respect to the bathtub water level set in the bathtub water level setting unit 36 by operating 46, etc., a water level range of 90 to 100% is stored in the water level range memory 35 as the bathing optimum water level range, and the bathtub water level set above is stored. A water level range of 60 to 90% is stored as a bathable water level range, and a bathtub water level range of less than 60% with respect to the set bath level is stored as a bathable water level range.

The bathtub water level determination unit 38 is the bathtub water level detection unit.
Upon receiving a bathtub water level detection signal added from 40, the detected bathtub water level is compared with each water level range stored in the water level range memory 35, and the bathtub water level detected by the bathtub water level detection unit 40 is the above-mentioned. When it is within the optimum bathing water level range, it is determined that bathing is optimal, and a bathing optimum determination signal is added to the water level distinguishing display unit 39, and when the bathtub water level detected by the bathtub water level detecting unit 40 is within the bathing available water level range, it is determined that bathing is possible. A bathing possibility determination signal is added to the water level distinction display unit 39, and when the detected bath water level is within the bathing impossible water level range, it is determined that bathing is not possible, and a bathing impossible determination signal is added to the water level discrimination display unit 39.

The bathtub water level discriminating section 38 has a water level distinguishing display switching means (not shown). When the bathtub water level discriminating section 38 discriminates and judges the water level in the bathtub 8, the water level sensor 20 is used. Of the bathtub water level detection signal added and the bathtub water level detection signal added from the bathtub water level detection unit 40,
It is designed to switch which is to be compared with the bathing optimum water level range stored in the water level range memory 35 or the bathable water range.
When hot water is being poured into the bathtub 8 during automatic filling, as described above, the bathtub water level detected by the bathtub water level detection unit 40 is stored in the water level range memory 35 and the optimum bathing water level range, etc. Compared with each range of, the respective discrimination signals such as the bathing optimal discrimination signal and the bathing possible discrimination signal are added to the water level discrimination display section 39, and in other cases, it is stored in the bathtub water level detected by the water level sensor 20 and the water level range memory 35. The respective discrimination signals are added to the water level distinction display section 39 by comparing the respective water levels.

The water level distinction display unit 39 receives each discrimination signal added from the bathtub water level discrimination unit 38, and, for example, when the bathing non-discrimination signal is added, the water level display L of the remote controller 26.
The ED 48 is turned on, the water level display LED 48 blinks when the bathing possible determination signal is applied, and the water level display LED 48 is turned off when the bathing optimal determination signal is applied. The detected bath level is displayed separately.

This embodiment is constructed as described above,
The bath apparatus of the present embodiment performs the automatic filling operation and the reheating operation by the same operation as the bath apparatus of the conventional example shown in FIG. 6, but in the present embodiment, the bath water level detection unit 40 is used during the automatic filling operation. The water level in the bathtub 8 is detected and the water level display section 42
The temperature in the bathtub 8 is displayed by the temperature display unit 33 during the reheating operation.

Below, based on the flow chart of FIG.
The operation (reheating flow) during the reheating operation of the bath apparatus of this embodiment will be described. First, when the desired bath temperature is set in the bath temperature setting unit 34 by operating the bath temperature setting button 45 of the remote controller 26, etc., the optimum bath temperature range, bath temperature range, and bath temperature are set based on the set temperature. The input data of the possible temperature range is stored in the temperature range memory 27. Then, in step 101, when the reheating switch is turned on, in step 102, the reheating LED 47 lights up and the reheating circulation pump 4 operates. Then step
At 104, it is judged whether or not 30 seconds have passed since the reheating circulation pump 4 was activated.
In step 105, the bath temperature sensor 5 measures the bath temperature in the bath 8 (bath temperature), and in step 106, the real-time temperature display unit 29 displays the bath temperature in the bath 8 in real time.

Then, in step 107, the bath temperature discrimination unit
28, the optimum bathing temperature range stored in the temperature range memory 27 and the bathtub 8 added from the bath temperature sensor 5
When the hot water temperature in the bathtub 8 is within the optimum bathing temperature range, the process proceeds to step 114, the reheating LED is turned off, and the hot water temperature in the bathtub 8 is outside the optimum bathing temperature range. Sometimes go to step 108. And step 108
Then, the bath temperature determination unit 28 determines whether or not the hot water temperature in the bathtub 8 is within the bathable temperature range stored in the temperature range memory 27. If the bath temperature is within the bathable temperature range, follow the step 109. If the hot water temperature in the bathtub 8 is outside the bathable temperature range, that is, if it is within the bathing prohibited temperature range, the process directly proceeds to step 110, and the additional heating operation is started in step 110. .

Then, in step 111, the bath temperature discrimination unit
At 28, it is determined whether the hot water temperature in the bathtub 8 is within the optimum bathing temperature range, and the operations from step 108 to step 111 are repeated until the hot water temperature in the bathtub 8 is within the optimum bathing temperature range. When it is determined in step 111 that the hot water temperature in the bathtub 8 is within the optimum bathing temperature range, step 11
In step 2, the reheating operation is terminated, in step 113, the reheating circulation pump 4 is stopped, and in step 114, the reheating operation L
Turn off the ED, and buzz the buzzer at step 115.

By the operations from step 107 to step 111, it is discriminated whether the hot water temperature in the bathtub 8 is within the optimum bathing temperature range, the bathable temperature range, or the bathing impossible temperature range, and the reheating LED is used. While the real-time temperature display unit 29 continues to display the hot water temperature in the bathtub 8 in real-time, the boiling buzzer is turned on in step 115, and the real-time temperature display is terminated in step 116.

Next, the operation of the bath apparatus of this embodiment during the automatic filling operation will be described with reference to the flow chart shown in FIG. First, the bath temperature setting button on the remote control 26
When the desired bath temperature is set in the bath temperature setting unit 34 by operating the 45, etc., based on the set temperature set in the bath temperature setting unit 34, the optimum bath temperature range, bathable temperature range, and bathing impossible temperature range are set. Input data of temperature range memory 27
When a desired bathtub water level is set in the bathtub water level setting unit 36 by operating the bath water level setting button 46 or the like, based on the set water level in the bathtub 8 set in the bathtub water level setting unit 36, The water level range memory 35 stores the input data of the bathing optimum water level range, the bathable water level range, and the bathing impossible water level range in the water level range memory 35.

When the automatic operation switch is turned on in step 201 of FIG. 4, the water level indicator LE is displayed in step 102.
D48 lights up. Next, in step 203, the bath water level is determined.
38 receives the bathtub water level detection signal detected by the water level sensor 20 and determines whether the bathtub water level is up to the circulation port of the circulation fitting 10. If the bathtub water level is up to the circulation port, the process proceeds to step 206, and If the bath water level does not reach the circulation port, in step 204, the pouring water to the circulation port is poured, and in step 205, the pouring is continued until it is determined that the bath water level is up to the circulation port, and the pouring water is poured to the circulation port. Step when done
Continue to 206.

Then, in step 206, the operations from step 101 to step 114 of the reheating flow shown in FIG. 3 are performed, in step 207, the water level sensor 20 detects the bath water level, and in step 208, the real time operation is performed. The water level in the bathtub 8 is displayed in real time by the water level display unit 37.

Next, in step 209, the bathtub water level determination unit 38
Thus, the water level in the bathtub 8 detected by the water level sensor 20 is compared with the bathing optimum water level range stored in the water level range memory 35, and when the water level in the bathtub 8 is within the bathing optimum water level range, the routine proceeds to step 220. Then, in step 220, the water level display LED is turned off. Also, in step 209, the bathtub 8
When it is determined that the water level in the bathtub is outside the optimum bathing water level range, the water level in the bathtub 8 is within the bathable water level range stored in the water level range memory 35 by the bathtub water level determination unit 38 in step 210. If it is determined that the water level in the bathtub 8 is within the bathable water level range, in step 211, the water level display LED 48 blinks and the process proceeds to step 212. If the water level is not bathable, the step goes on to step 212 while keeping the water level LED on.

Then, at step 212, the bathtub water level detection unit
40, the water filling characteristic data stored in the PQ data memory 30 and the flow rate detected by the flow sensor 16,
Based on the water level information detected by the water level sensor 20, calculate the pouring amount up to the set water level set in the bathtub water level setting unit 36, open the pouring electromagnetic valve 24 in step 213, and in step 214, Ignition is performed to perform the filling operation. Next, in step 215, the bathtub water level determination unit 38 determines whether or not the water level in the bathtub 8 is within the bathable water level range. When the water level in the bathtub 8 is within the bathable water level range,
At 216, the water level distinction display section 39 causes the water level display LED 48 to blink, and pouring is performed until the water level in the bathtub 8 falls within the bathable water level range. Then, in step 217, the bathtub water level determination unit 38 determines whether or not the water level in the bathtub 8 is within the bathing optimum water level range, and pouring water until the water level in the bathtub 8 falls within the bathing optimum water level range. continue.

As described above, the real-time water level display unit 37 continues to display the bath water level in real time even when the water level display LEDs 48 are displaying the bathtub water level separately.

When it is confirmed in step 217 that the water level in the bathtub 8 is within the bathing optimum water level range, in step 218 the hot water supply burner 13 is extinguished and the hot water heat exchanger 14 side Stop the hot water supply and in step 219
Close the pouring solenoid valve 24, and in step 220, display the water level
The water level display LED 48 is turned off by 39, and in step 221,
The operations from step 101 to step 114 of the reheating flow shown in FIG. 3 are performed. Then, when the reheating is completed, in step 221, the boiling buzzer is turned on to notify the boiling, and the real-time temperature display and the real-time water level display are terminated.

According to the present embodiment, since the hot water temperature in the bathtub 8 during the reheating operation is directly displayed in real time by the above operation, the user of this bath apparatus can use the bathtub during the reheating operation. It becomes possible to know the hot water temperature in 8 every moment. Moreover, according to the present embodiment, the optimum bathing temperature range and the bathable temperature range are automatically stored based on the preset desired bathing set temperature, and the hot water temperature in the bathtub 8 falls within the optimum bathing temperature range. Occasionally, the optimum bathing indication is displayed, and the bathing possible indication is displayed when the bath temperature is within the bathable temperature range, so that the user of the bath device can recognize the hot water temperature in the bathtub 8 accurately at a glance. It becomes possible, and the timing of bathing can be accurately planned based on this distinction recognition.

Further, according to the present embodiment, the above operation allows the water level in the bathtub 8 to be displayed in real time during the automatic filling, so that the user of this bath device can keep the inside of the bathtub 8 during the automatic filling. You can accurately know the water level in real time. In addition, in the present embodiment, the bathing optimum water level range and the bathable water level range are automatically stored based on the preset desired bathtub water level, and the bathing optimum display is performed when the bathtub water level is within the bathing optimum water level range. Since the display indicating that bathing is possible is displayed when the water level is within the bathable water level range, the user of the bath device can recognize the water level in the bathtub 8 during automatic water filling at a glance and accurately and accurately. Similarly, based on this distinction recognition, it is possible to accurately plan the bathing timing and the like.

The present invention is not limited to the above-mentioned embodiment, and various embodiments can be adopted. For example, in the above-described embodiment, the real-time temperature display unit 29 is configured to directly display the hot water temperature in the bathtub 8 detected by the bath temperature sensor 5 in real time by digital display or the like.
The real-time temperature display unit 29 displays the bathtub 8 detected by the bath temperature sensor 5, for example, as shown in FIG.
The hot water temperature inside may be indirectly displayed in real time using a bar graph or the like.

Further, in the above embodiment, the real-time water level display unit 37 is designed to directly display the water level in the bathtub 8 detected by the water level sensor 20 and the bathtub water level detection unit 40 in real time by the percentage display. The real-time water level display unit 37 may display, for example, how many cm the water level in the bathtub 8 is from the bottom of the bathtub or how many cm from the circulation port. Also, a display such as how many cm until reaching the set water level may be displayed, and the display method by the real-time water level display unit 37 is appropriately set.

Further, the real-time display unit 37 indirectly displays the position of the water level in the bathtub 8 in the bathtub 8 in real time, for example, as shown in FIG. 2 (c). It doesn't matter.

Further, in the above embodiment, the temperature display unit 33
Is configured by providing both the real-time temperature display unit 29 and the temperature distinguishing display unit 31, but the temperature display unit 33 may be configured by providing only the real-time temperature display unit 29, and vice versa.
Only the temperature distinction display unit 31 side (including the bathing temperature data setting storage unit 32 and the bath temperature determination 28) may be provided and configured.

When the temperature display unit 33 is composed only of the real-time temperature display unit 29, for example, steps 102, 108, 109 and 114 in FIG. 3 are omitted, and as shown in FIG. After it is confirmed in Step 104 that 30 seconds have passed after turning on the circulation pump 4, in Step 105, the bath temperature is measured by the bath temperature sensor 5, and the bath temperature in the bathtub 8 becomes equal to or higher than the set temperature. Then, in step 115, the real time temperature is displayed by the real time temperature display unit 29 until the boiling buzzer is turned on.

Further, in the above embodiment, the water level display section 42
Is configured by providing both the real time water level display unit 37 and the water level distinction display unit 39, the water level display unit 42 may be configured by providing only the real time water level display unit 37, and vice versa, Water level distinction display section 39 side (tub water level data setting storage section
41 and the bathtub water level determination unit 38) may be provided.

Further, in the above embodiment, the bathing temperature data setting storage unit 32 inputs the desired bath temperature to the bath temperature setting unit 34 and sets the temperature range of ± 0.5 ° C. to the set bath temperature. The bath temperature optimum memory range is stored in the temperature range memory 27 so that the bath temperature optimum bath range and bath temperature range can be freely changed. It may be configured to set and store the input data of the optimum bathing temperature range and the bathable temperature range.

Further, in the above embodiment, the bathing temperature data setting storage unit 32 automatically sets the optimum bathing temperature range and the bathable temperature range based on the set temperature set in the bath temperature setting unit 34. The bath temperature data setting storage unit 32 is configured to be stored in the temperature range memory 27.
A user of the bath device may manually set and input the optimum bathing temperature range and the bathable temperature range based on the bath temperature set in the bath temperature setting unit 34.

Furthermore, in the above embodiment, the bathtub water level data setting storage unit 41 sets a desired bathtub water level in the bathtub water level setting unit 36, and based on the set bathtub water level, for example, 90% of the set bathtub water level is set. Although the optimum bathing water level range and bathing water level range are configured to be freely variable, such as storing% or more as a bathing optimum water level range, the bathtub water level data setting storage unit 41 stores a fixed bathing optimum water level range and It may be configured to set the bathable water level range.

Further, in the above embodiment, the bathtub water level data setting storage unit 41 automatically sets the bathing optimum water level range and the bathable water level range based on the set water level of the bathtub 8 set in the bathtub water level setting unit 36. However, the user of the bath device manually sets and inputs the optimum bathing water level range and bathable water level range based on the set water level set in the bathtub water level setting unit 36. You may do so.

Further, in the above embodiment, the real-time temperature display unit 29 displays the hot water temperature in the bathtub 8 only during the reheating operation, and the real-time water level display unit 37 displays the hot water temperature in the bathtub 8 only during automatic filling. Although the water level is displayed, the temperature display by the real-time temperature display unit 29 and the water level display by the real-time water level display unit 37 may be performed not only during the reheating operation or during the automatic hot water filling. The display may be always performed.

Further, in the above embodiment, the bath apparatus having both the water filling function and the reheating function is used. However, the bath apparatus of the present invention does not have the water filling function and the bath temperature sensor 5 is used.
The bath device may be configured to display the hot water temperature in the bathtub 8 during the reheating operation by the temperature display unit 33 by an appropriate method based on the detection signal of.

[0062]

According to the present invention, since the hot water temperature in the bathtub during the reheating operation is directly or indirectly displayed in real time, the user of the bath device can use the hot water in the bathtub during the reheating operation. It becomes possible to know the hot water temperature every moment, and the bathing timing can be accurately planned based on this temperature display.

Further, the temperature display unit sets bath temperature data for storing input data of a bath temperature range in which the bath water temperature is a bath temperature and a bath bath temperature range in which the bath water temperature is optimal for bathing. When the bath temperature detected by the storage unit and the bath temperature sensor is within the bathable temperature range, it is displayed that bathing is possible, and the bath temperature detected by the bath temperature detection sensor indicates the bathing optimum temperature. According to the present invention, which is provided with a temperature distinguishing display section for displaying the optimum bathing temperature within the range, the optimum bathing temperature is displayed when the hot water temperature in the bathtub is within the optimum bathing temperature range, and the bathable temperature is set. When it is within the range, the indication that bathing is possible is displayed, which allows the user of the bath device to recognize the hot water temperature in the bathtub at a glance and accurately, and based on this distinction recognition It is possible to reduce the timing of bathing in.

Further, a bathtub water level detecting section for detecting the bathtub water level during automatic water filling calculated based on the flow rate detected by the flow rate sensor and the water filling characteristic data, and the bathtub water level detected by the bathtub water level detecting section are directly measured. According to the present invention, which is provided with a water level display unit for displaying in real time indirectly or indirectly, since the water level in the bathtub is displayed in real time during automatic water filling, the user of this bath apparatus can automatically fill water. It becomes possible to accurately know the water level in the inner bathtub in real time,
Based on this water level display, the bathing timing can be accurately planned.

Further, the water level display section is a bathtub water level data setting storage section for storing input data within the bathing water level range in which the bathtub water level is a bathable water level and the bathtub water level is optimal for bathing. , When the bath water detected by the bath water level detection unit is within the bathable water level range, it is possible to bathe, and when the bath water level detected by the bath water level detection unit is within the bathing optimum water level range, it is optimal for bathing. According to the present invention configured by providing a water level distinguishing display unit,
When the bathtub water level is in the optimum bathing water level range, the bathing optimum display is displayed, and when it is within the bathing water level range, the bathing possible display is displayed. At a glance, it is possible to distinguish and recognize accurately, and based on this distinguishing recognition, it is possible to more accurately determine the timing of bathing and the like.

[Brief description of drawings]

FIG. 1 is a block diagram showing a main configuration of a control unit for displaying a bath temperature and a bath water level in an embodiment of a bath apparatus according to the present invention.

FIG. 2 is an explanatory diagram showing an example of operation buttons and remote control display of the remote controller of the bath device of the above-described embodiment.

FIG. 3 is a flowchart specifically showing a reheating operation in the bath apparatus of the above embodiment.

FIG. 4 is a flow chart specifically showing an automatic water filling operation in the bath apparatus of the above embodiment.

FIG. 5 is a flowchart specifically showing a reheating operation in another embodiment of the bath apparatus of the present invention.

FIG. 6 is an explanatory diagram of water filling characteristic data given to a controller of a bath apparatus having a water filling function.

FIG. 7 is a system diagram of a general bath device.

[Explanation of symbols]

 28 Bath temperature determination unit 29 Real-time temperature display unit 30 PQ data memory 31 Temperature distinction display unit 32 Bath temperature data setting storage unit 37 Real-time water level display unit 38 Bath water level determination unit 39 Water level distinction display unit 40 Bath water level detection unit 41 Bathtub Water level data setting storage

Claims (4)

[Claims] 1. A reheating circulation path equipped with a reheating heat exchanger connected to a side wall of a bathtub via a connector, and a bath temperature sensor for detecting the temperature of hot water in the bathtub circulating in the reheating circulation path. In a bath apparatus having a bath, a bath is provided with a temperature display unit for directly or indirectly displaying the hot water temperature in the bathtub during the reheating operation in real time based on the detection signal of the bath temperature sensor. apparatus. 2. The bath temperature data setting for the temperature display unit stores input data of a bathing temperature range in which the bath water temperature is a bath temperature and a bath bath temperature range in which the bath water temperature is optimal for bathing. When the bath temperature detected by the storage unit and the bath temperature sensor is within the bathable temperature range, it is displayed that bathing is possible, and the bath temperature detected by the bath temperature detection sensor indicates the bathing optimum temperature. 2. The bath apparatus according to claim 1, further comprising a temperature distinguishing display section for displaying the optimum bathing when the temperature is within the range. 3. A reheating circulation path having a reheating heat exchanger connected to a side wall of the bathtub via a connecting tool, and a water level of the bathtub provided at a location communicating with the reheating circulation path by water pressure. A water level sensor for detecting, a hot water supply heat exchanger, a pouring passage that communicates the hot water supply passage of the hot water supply heat exchanger with a reheating circulation passage through a pouring control valve, and a reheating circulation passage from the hot water supply passage. A flow rate sensor for detecting the amount of hot and cold water supplied to the bathtub through the bath, and hot water on the side of the hot water supply heat exchanger are dropped into the bathtub based on the filling data of the bathtub water level (P) and the bathtub water amount (Q). In a bath apparatus having an automatic water filling means for performing automatic water filling, a bathtub water level detection unit for detecting a bathwater level during automatic water filling calculated based on the flow rate detected by the flow rate sensor and the water filling characteristic data. , The bath water level detector The bath apparatus according to claim 1 or 2, further comprising a water level display unit that directly or indirectly displays the detected bath water level in real time. 4. A bath level data setting storage unit for storing input data of a bathable water level range in which the bath level is a bath level and a bath optimal water level range in which the bath level is optimal for bathing, When the bathtub water level detected by the bathtub water level detection unit is within the bathable water level range, it is indicated that bathing is possible, and when the bathtub water level detected by the bathtub water level detection unit is within the bathing optimal water level range, the bathing optimum display is made. The bath device according to claim 3, wherein the bath device is configured by providing a distinction display unit.