JPH06313617A - Automatic bath device - Google Patents

Abstract

PURPOSE:To perform an automatic feeding of hot water through a solar heat heating device in such a manner that a user can take a bath safely and a desired temperature of the hot water can be attained. CONSTITUTION:A bath remote controller 12 is provided with a hot water temperature displaying part 12d for indicating a temperature of a bath tub 6. In the case that a temperature of fed water is higher than a set temperature of the bath remote controller 12, the hot water temperature displaying part 12 flickers. In addition, a water level in the bath is set in response to a difference between the fed water temperature and the set temperature.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic bath apparatus for automatically pouring hot water into a bath and boiling it to an appropriate temperature with a single switch.

[0002]

2. Description of the Related Art In a conventional water heater with an automatic bath function, when the inlet temperature of the water heater is lower than the temperature at which the bath is heated, it is possible to heat the water heater to bring it to a predetermined temperature. However, on the contrary, when the temperature is high, there is a problem that the temperature does not reach a predetermined temperature and the bath is filled with hot water at a high temperature.

The conventional example shown in FIG. 6 will be described below. As shown in the figure, one of the outlets of the hot water heating device 2 is connected to the hot water tap 3 and the other is connected to the bath heating device 5 via the water filling valve 4 in the main body 1. Then, a pump 7 for circulating the hot water of the bath 6 at the inlet side of the bath heating device 5 of the circuit forming the bath 6 and the bath heating device 5, a bath temperature sensor 8 for detecting the temperature of the bath 6 in front of it, and a water level of the bath 6. A water level sensor for detecting In addition, a water temperature sensor 9 for detecting the water temperature at the inlet side of the hot water heater 2.
A hot water supply temperature sensor 10 for detecting the temperature after being heated by the hot water supply heating device 2 is provided on the outlet side. And the control device 11 for controlling them and the main body 1 from the bathroom
The bath remote controller 12 is remotely operated so that When the automatic operation switch 12a of the bath remote control 12 is turned on, the water filling valve 4 is opened, and hot water heated by the hot water supply heating device 2 is poured into the bathtub 6 through the bath heating device 5 and the pump 7, and the bath remote control 12 Hot water temperature control 12b
The hot water is automatically poured to reach the set temperature of the set temperature and the water level adjustment 12c.

[0004]

However, in this configuration, it is possible to turn off the hot water supply heating device 2 when the temperature of the incoming water temperature sensor 9 is higher than the set temperature of the hot water temperature control 12b of the bath remote controller 12. There was, but hot water temperature adjustment 12
There is a problem that hot water having a temperature higher than the set temperature of b is filled in the bathtub 6.

Therefore, according to the present invention, even when the temperature of the incoming water temperature sensor 9 is higher than the temperature set by the hot water temperature control 12b of the bath remote controller 12, the user can enter the bath while checking in what state the bath is springing. A first object is to provide an automatic bath device.

A second purpose is that the user pours water when the temperature is higher than the set temperature of the hot water temperature control 12b of the bath remote controller 12, but after the pouring, it is roughly the same as the set water level of the water level control 12c of the bath remote controller 12. It is the one.

A third object is to set the temperature of the hot water temperature control 12b of the bath remote controller 12 so that the user can see the bath at a predetermined set temperature and set water level without checking the user's condition. When the temperature is higher, the temperature is lowered.

A fourth object is to allow a bath to spring at a predetermined set temperature and set water level in a short time.

[0009]

In order to achieve the object of the first item, the automatic bath apparatus of the present invention displays the temperature of the bath and blinks the temperature when it is higher than the set temperature of the bath. It was made to let.

Further, in order to achieve the second object, the present invention is such that when the temperature of the incoming water is higher than the set temperature of the bath, the larger the difference in temperature is, the less water is set in the bathtub than the set water level. is there.

Further, in order to achieve the third object, according to the present invention, when the incoming water temperature is higher than the set temperature of the bath remote controller, it is made to approach the set temperature of the bath remote controller by being cooled by the combustion fan. .

In order to achieve the fourth object, according to the present invention, when the incoming water temperature is higher than the set temperature of the bath remote controller, another water supply is connected and the water mixing valve is used to achieve the set temperature of the bath remote controller by cooling and mixing. It was made.

[0013]

When the automatic bath device of the present invention is connected to the solar heating device, the temperature of the hot water in the bathtub is displayed on the bath remote control and blinks when it is higher than the set temperature, so the user can check the temperature condition of the bath. You can check at a glance what the condition is and you won't get burned.

Further, when the water temperature is higher than the set temperature of the bath remote controller, the larger the difference is, the smaller the water level is set in the bathtub so that the user can pour water into the bathtub. The hot water can be poured at the set water level without overflowing the hot water.

Further, since the temperature is set close to the set temperature of the bath remote controller by being cooled by the combustion fan, the user can pour hot water into the bathtub at a predetermined temperature and a predetermined water level without injecting water.

Furthermore, since another water supply is connected and the variable mixing valve is used to cool and mix the bath remote control to the set temperature, it is possible to pour hot water into the bathtub at a predetermined temperature and a predetermined water level in a shorter time. .

[0017]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An automatic bath apparatus according to a first embodiment of the present invention will be described below with reference to the drawings.

As shown in FIG. 1, in the main body 1, one of the outlets of the hot water supply heating device 2 is connected to the hot water tap 3, and the other is filled with a water filling valve 4.
It is connected to the bath heating device 5 via. A pump 7 that circulates the hot water of the bath 6 on the inlet side of the bath heating device 5 of the circuit that forms the bath 6 and the bath heating device 5, and a bath temperature sensor 8 and a bath 6 that detect the temperature of the bath 6 in front of the pump 7.
A water level sensor is provided to detect the water level of. Further, an inlet water temperature sensor 9 for detecting the inlet water temperature is provided on the inlet side of the hot water heater 2 and a hot water temperature sensor 10 for detecting the temperature after being heated by the heater 2 is provided on the outlet side. And a control device 11 for controlling them,
It is composed of a bath remote controller 12 that is remotely operated so that the main body 1 can be operated from the bathroom. Then, the solar heating device 13 and the hot water supply heating device 2 of the main body 1 which are provided separately from the main body 1
And will be connected by connection work, and will form an automatic bath system that uses solar as a heat source. In addition, the bath remote control has an automatic operation switch 12 that starts automatic bath operation.
a and hot water temperature control 12b that allows you to arbitrarily select the temperature of the hot water in the bathtub 6.
And the water level adjustment 12c that allows you to arbitrarily select the water level of the hot water in the bathtub 6.
And a temperature display 12 that displays the temperature of the bath temperature sensor 8.
d.

Next, the operation will be described with reference to FIG.
When the automatic operation switch 12a of the bath remote control 12 is turned on, the water filling valve 4 is opened, and the hot water heated by the solar heating device 13 and the hot water supply heating device 2 flows into the bathtub 6 through the bath heating device 5 and the pump 7. The hot water is automatically stretched to the set temperature of the hot water temperature control 12b of the bath remote control 12 and the set water level of the water level control 12c. At this time, when the temperature of the incoming water temperature sensor 9 is higher than the set temperature of the hot water temperature adjustment 12b of the bath remote controller 12, the temperature display unit 12 of the bath remote controller 12
It is configured to blink d. In this embodiment, the hot water temperature of the bath remote controller 12 is adjusted by the solar heating device 13.
Even if the temperature of the hot water becomes higher than the set temperature of 12b, it is expected that the user will be aware of the risk of burns in advance and the treatment with water will be performed beforehand. Further, since the temperature of the hot water in the bathtub 6 is displayed, the user can always easily manage the temperature of the hot water.

Next, a second embodiment will be described with reference to FIG. As the temperature difference between the temperature of the temperature sensor 9 at the inlet of the hot water supply heating device 2 and the set temperature set by the hot water temperature control 12b of the bath remote controller 12 increases, the bath remote controller 1
The hot water is poured into the bathtub 6 so as to be less than the set water level of the water level adjustment 12c of 2. By doing so, when the bathtub 6 is filled with water at a temperature higher than the set temperature in the first embodiment, the higher the temperature, the larger the amount of water to be warmed up, which is much higher than the set water level. It will never overflow from the bathtub.

Next, a third embodiment will be described with reference to FIG. When the temperature of the temperature sensor 9 at the entrance of the hot water supply heating device 2 is higher than the set temperature set by the hot water temperature control 12b of the bath remote controller 12, the hot water supply fan 14 and the bath fan 15 are operated to fill the water with a bath. When the set water level of the water level adjustment 12c of the remote controller 12 is reached, the operation is temporarily stopped. Next, the bath pump 7 is operated to detect the temperature of the hot water in the bathtub 6 and the temperature sensor 8 detects the temperature of the bath, and when the temperature is higher than the set temperature of the bath remote controller 12, the bath fan 15 is operated to cause the temperature of the hot water in the bathtub 6. To cool down to the set temperature. When the temperature reaches the set temperature, the operation of the bath fan 15 and the bath pump 7 is stopped. Then, it notifies the completion of springing. If the temperature does not reach the set temperature even after standing for 30 minutes, the temperature display 12d of the bath remote controller is blinked.

By doing so, when the hot water having a temperature higher than the set temperature is supplied, the hot water is cooled by the combustion fan so that the action of pouring water is not necessary.

Next, a fourth embodiment will be described with reference to FIG. The hot water supply heating device 2 is connected to the water supply 18 separately from the solar heating device 13, and is provided with a variably mixable water amount control valve 16 in front of the incoming water temperature sensor 9 at the entrance of the hot water supply heating device 2. The check valve 17 is provided between the device 13 and the water supply 18 and the water amount control valve 16, and the temperature of the temperature sensor 9 at the inlet of the hot water supply heating device 2 is set by the hot water temperature control 12b of the bath remote controller 12. When the temperature is higher than the temperature, the amount of water from the water supply 18 is increased by the water amount control valve 16 so that the temperature of the water temperature sensor 9 is adjusted to the set temperature of the bath remote controller.

By doing so, hot water can be surely poured into the bathtub 6 at a temperature equal to the set temperature of the bath remote controller.

[0025]

As described above, according to the first aspect of the present invention, the temperature of the hot water in the bathtub is displayed on the bath remote controller, and when the temperature of the hot water in the bathtub is higher than the set temperature of the bath remote controller, the temperature is displayed. By blinking, it is possible to realize an automatic bath device compatible with solar heating devices at a low cost.

Further, according to claim 2, as the difference between the temperature of the temperature sensor at the entrance of the hot water supply heating device and the set temperature of the bath remote controller increases, the hot water is supplied to the bathtub at a temperature lower than the water level for adjusting the water level of the bath remote controller. It is possible to realize an automatic bath device for solar heating devices that is closer to the set water level.

Further, according to claim 3, when the temperature of the hot water in the bathtub is higher than the set temperature of the bath remote control, the hot water is cooled by the combustion fan, so that the set water level is more reliable and the solar heating device can be manufactured at a low cost. An automatic bath device can be realized.

Further, in claim 4, water supply is connected to the inlet of the hot water supply heating device separately from the connection of the solar heating device,
By providing a water quantity control valve for mixing and adjusting the water supply and the hot water heated by the solar heating device, it is possible to realize an excellent automatic heating bath device compatible with the solar heating device that enables reliable water level and temperature setting.

[Brief description of drawings]

FIG. 1 is a configuration diagram of an automatic bath device according to a first embodiment of the present invention.

FIG. 2 is a flowchart explaining the operation of the device.

FIG. 3 is a characteristic diagram for obtaining a bath water level of an automatic bath device according to a second embodiment of the present invention.

FIG. 4 is a flowchart for explaining the operation of the automatic bath device according to the third embodiment of the present invention.

FIG. 5 is a configuration diagram of an automatic bath device according to a fourth embodiment of the present invention.

FIG. 6 is a configuration diagram of a conventional automatic bath device.

[Explanation of symbols]

 2 Hot water heating device 4 Hot water filling valve 5 Bath heating device 7 Bath pump 8 Bath temperature sensor 9 Water temperature sensor 11 Control device 12 Bath remote control 13 Solar heating device 14 Hot water fan 15 Bath fan 16 Water volume control valve 17 Check valve

Claims (4)

[Claims] 1. A hot water supply heating device for hot water supply, a water temperature sensor provided at an inlet of the hot water supply heating device, a bath heating device provided so as to communicate with the hot water supply heating device, and the bath. A pump that circulates the hot water of the bath in conjunction with the heating device, a bath temperature sensor provided at the entrance of the bath heating device, a water level sensor that detects the water level of the bath, and a solar heating device that communicates with the hot water heating device. When the temperature of the incoming water temperature sensor is higher than the hot water temperature control temperature of the bath, neither the hot water heating device nor the bath heating device is operated, and the solar heating device supplies water to the bath and the bath. An automatic bath system equipped with a display that flashes the water supply status when the temperature is higher than the water temperature adjusted by the remote control. 2. The automatic bath apparatus according to claim 1, wherein hot water is supplied to the bathtub at a temperature lower than the water level for adjusting the water level of the bath as the difference between the temperature of the water temperature sensor and the set temperature of the bath increases. 3. The hot water supply heating device and the bath heating device have a combustion fan, and when the temperature of the incoming water temperature sensor is higher than the set temperature of the bath, hot water is supplied to the bathtub while only the combustion fan is operating. Item 1. The bath automatic device according to item 1. 4. A water quantity control valve is provided upstream of the position where the water temperature sensor is provided, and when the temperature of the water temperature sensor is higher than the hot water temperature of the bath, the water quantity control valve is used to control the temperature of the bath. The automatic bath apparatus according to claim 1, wherein the hot water temperature is controlled.