JPH0328657A - Bath water heating device - Google Patents

Abstract

PURPOSE:To provide an energy saving without applying any burden to a user by a method wherein means for inputting an output from means for temporarily releasing a taking-bath time set, comparing it and calculating it and means for driving a heating driving means with its output are provided. CONSTITUTION:A signal inputting circuit 32 is composed of a hot water setting means 33, a taking-bath time setting means 34, a taking-bath time releasing means 35 and a thermistor 19. A micro-computer 36 has a comparing and a calculating means 37, a timer 38 and a driving discriminating means 40. An output circuit 41 has a heater driving means 42 for receiving an output signal from the driving discrimination means 40 and operating and a pump driving means 43. As the taking bath-time is set, it is discriminated whether the present time is before the taking-bath time, for example, one hour or not. If it is YES, a present hot water temperature Tw is detected and compared with a hot water temperature set value Ts. If a relation of Tw>=Ts is attained, a circulation pump 12 and an electric heater 3 are turned ON and the hot water is heated until a relation of Tw=Ts is attained. As the taking-bath time releasing bottom is depressed during taking bath, it is assumed that the taking-bath time is finished and a keeping of hot temperature is not performed until the next taking- bath time comes.

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a bath water heating device for heating bath water and keeping it warm. 2. Description of the Related Art Conventionally, there has been a device that circulates bath water and returns it to the bathtub in order to use the bath water repeatedly. This type of bath water heating device has a bath controller equipped with a bath water temperature setting means for setting the bath water temperature and a bathing time setting means, and allows the user to set the bathing time and temperature as desired by the user. can be set freely. Problems to be Solved by the Invention However, in the conventional bath water heating device described above, even though the bathing time set by the user has already been completed, the setting does not continue until the end of the set bathing time. Since the water continues to be kept warm at the same temperature, the electricity used to keep it warm is wasted, and in order to save money, you have to change the bathing time settings, and in that case, you will have to change the bath time settings again the next day. It was necessary to reconfigure the settings, which was time-consuming and inconvenient for the user. Also, depending on the user's lifestyle, for example, if the user does not need to take a bath for just one day and wants to cancel the bathing time setting to save on electricity costs, it may be inconvenient to change the setting in the same way as described in -L. It was something.

In view of the above-mentioned problems, the present invention provides a bath water heating device that saves labor and labor without causing any inconvenience to users. In order to solve the problem -Y step 12, the present invention provides a bath water temperature setting means for setting the temperature of bath water, a bathing time setting means, and a bathing time setting means. The apparatus is provided with a comparison calculation means for manually inputting and performing a comparison calculation on the output of a bath time cancellation means for temporarily canceling the bath time set, and a drive determination means for driving the heating drive means based on the output of the comparison calculation means.

Further, the present invention temporarily cancels consecutive bathing time periods only when there is an output from the bathing time canceling means during the bathing time period. Further, according to the present invention, all bathing times between times a predetermined time ahead of that time are temporarily canceled by the output of the bathing time canceling means.

Effect of the present invention With the above-described configuration, when a bath is finished within a preset bathing time and it is no longer necessary to maintain the water temperature, the continuous bathing time is ended at that point by operating the bathing time canceling means. As a result, the bath will not be kept warm until the next bath time, resulting in a waste of labor.

Further, in the present invention, by operating the bathing time canceling means, all bathing times included in a predetermined time, for example, 24 hours after that time, are ignored, and the bathing time is set according to the user's lifestyle pattern without much effort. Energy savings can be achieved. Embodiment Hereinafter, one embodiment of the bath heating device of the present invention will be described based on FIGS. 1 to 3 of the accompanying drawings. Figure 1 shows the overall configuration of the device. In the figure, 1 is a bathtub, 2 is a bath water heating device for purifying and sterilizing the bath water in the bathtub, and further heating it to keep it warm for reuse. 3 is a bath water heating device. This is an electric heater for keeping and heating the bath water in the bath water heating device 2. An inlet 4 and a spout 5 provided in the bathtub 1 are connected to a bath water intake 6 and a bath water return port 7 provided in the bath water heating device 2 via a return pipe 8 and an outflow pipe 9, respectively. There is.

Further, the bath water heating device 2 is provided with a filter tank 11 having a filter 10, a circulation pump 12, a sterilization treatment device 13, and a filter tank 15 having a filter stone l4. It is provided in the lower part 16.

Reference numeral 17 is a controller for changing bath time and bath water temperature, 18 is a control device for controlling the electric heater 3, circulation bomb 12, etc. based on signals from the bath controller 17, and 19 is a control device for controlling the bath water. This is a hot water temperature sensor that detects the temperature of the bath water flowing in from the intake port 6 and sends it to the control device. In the above configuration, the bath water sucked in from the suction port 4 is guided to the bath water heating device 2 through the return pipe 8. The water is guided from the side of the filter lull to the filter tank 11, hair and the like are removed as it passes through the filter 10, and then guided from the bottom of the filter tank 1l to the circulation pump 12 via a connecting pipe. The bath water discharged from the circulation pump 12 is sterilized in a sterilization tank 13 and guided into a filtration tank 15. Filtration tank 15
The bath water led into the bathtub is cleaned of dirt such as fat and organic matter when it passes through a filter stone 14, heated by an electric heater 3, and returned to the bathtub l through a bathwater return port 7 and a spout 5. ．． In this way, the bath water is always kept clean. 17 Figure 2 is an external view of the bath controller rod. 20 is a thermometer that displays the set water temperature and the current water temperature. The temperature can be freely set within the range of an upper limit of 45°C and a lower limit of 35°C using the setting buttons 2l and 22. The example in Figure 2 shows that the temperature is set at 40°C. Reference numeral 23 denotes a current time clock; to change the time, press the current time change button 24 and then press the forward button 25 or update button 26 to change the display on the time clock 23. When the desired display is achieved, press the set button 27 to confirm the current time. 28 is a bath time clock, which is composed of 24 LEDs 29.
- LED's correspond to 1 hour. To change this time, press the bathing time change button 30, then press the forward button 25 or the update button 26, and change the display on the bathing time meter 28. Once the desired display is achieved, press the set button 27
Press to confirm the bathing time. The example in FIG. 2 shows that a bath reservation has been made from 6:00 PM to 10:00 PM. 3l is the bathing time release button, which by pressing will temporarily cancel the bathing reservation. FIG. 3 is a configuration diagram of a control device according to an embodiment of the present invention. Each element expresses only the part necessary for implementing the present invention,
Other elements are omitted. 32 is a human power circuit {ε, which includes a hot water temperature setting means 33 for setting the bath water temperature, a bathing time setting thousand steps 34, a bathing time canceling means 35, and a sensor ξ.
It is composed of a star 19.

36 is a microcomputer, and comparison calculation means 37
, a timer 38, a display means 39, and a drive determination means 40.

Reference numeral 41 denotes an output circuit, which has heater drive means 42 and bomb drive means 43, which operate in response to the output signal of the drive judgment stage 40.
Connected to bomb l2. 44 is a power supply for the microphone l'J combination and output circuit.

The operation of this embodiment configured as above will be explained.

When the bathing time is set, first the current time is set to bathing time, 41
It is determined whether it is 1 hour before 1. If YES, the current hot water temperature Tw is detected and compared with the hot water temperature set value -f's, and if Tw≧Ts, the circulation bomb 12 and electric heater 3 are turned on to heat the dry water temperature to Tw=Ts. Thereafter, the heater is turned on and off to keep the bath warm until the end of the bathing time. If the bathing time release button is pressed during this bathing time, the continuous bathing time is considered to have ended, and the body will not be kept warm until the next bathing time. In addition, in the second embodiment, when the bathing time release button is pressed, all bathing times up to 24 hours from that time are ignored, and after that, IJD heat/warmth is maintained according to the original settings. .

Effects of the Invention As described above, the present invention provides a bath temperature setting means for setting the temperature of bath water, a bathing time setting means, and a bathing time for temporarily canceling the bathing time set by the bathing time setting means. Comparison calculation means for manually inputting and comparing the outputs of the cancellation means, and drive determination means for driving the heating drive means based on the output of the comparison calculation means, and the output of the bathing time cancellation means is present during the bathing time period. Since the continuous bathing time period is temporarily canceled only when bathing is necessary, unnecessary heat retention at the end of bathing can be eliminated, and labor savings can be achieved without requiring much effort. In addition, the present invention temporarily cancels all bathing times that are between a predetermined time and a predetermined time by the output of the bathing time canceling means, so it can be done easily and easily in accordance with the lifestyle patterns of Icheon people. Energy savings can be achieved.

[Brief explanation of drawings]

FIG. 1 is an overall configuration diagram of an embodiment of the present invention, FIG. 2 is an external view of a bath controller of the embodiment, and FIG. 3 is a configuration diagram of a control device of the embodiment. 1...Bathtub, 2...Bath water heating device,
3...Electric heater, 6...Bath water intake, 7...Bath water return port, l2...
Circulation pump, cancer... Bath control... Ichira, L9
...Threat lA detection thermistor, 33...
Water temperature setting means, 34...Bath time 511 setting means, 35...Bathing time canceling means, 36...
・Main port computer 1-night, 42...Heater driving means, 44...Power source.

Claims (3)

[Claims] (1) Water temperature setting for setting the temperature of the bath water by providing a bath water intake, a circulation pump, a heating means for heating the bath water, a bath water return port, and water piping connecting these. means, a bath time setting means, and a comparison calculation means for performing a comparison operation using an output of the bath time cancellation means for temporarily canceling the bath time set by the bath time setting means; A bath water heating device provided with a drive determining means for driving a heating drive means based on an output. (2) The bath water heating device according to claim (1), wherein the bath water heating device temporarily cancels consecutive bathing time periods only when there is an output from the bathing time canceling means during the bathing time period. (3) The bath water heating device according to claim (1), wherein the output of the bathing time canceling means temporarily cancels all bathing times that are within a predetermined time period from the specified time.