JP2022093851A - Bathroom system - Google Patents

Abstract

To provide a bathroom system that can enhance convenience of a user.SOLUTION: A bathroom system comprises a bathtub washing device control unit for controlling a bathtub washing device, a bathroom heating dryer control unit for controlling a bathroom heating dryer, a bathtub plug control unit for opening/closing a bathtub plug provided in a bottom part of a bathtub, and a water heater control unit for controlling a water heater for filling the bathtub with hot water, and is constituted so as to be capable of executing one operation mode selected from a plurality of operation modes including at least three operation modes, i.e., a first operation, a second operation, and a third operation when receiving a user instruction for opening the bathtub plug. The first operation is an operation mode for opening the bathtub plug, and washing the bathtub by the bathtub washing device. The second operation is an operation mode for opening the bathtub plug, washing the bathtub by the bathtub washing device, and performing a drying operation by the bathroom heating dryer after completion of the washing. The third operation is an operation mode for opening the bathtub plug, washing the bathtub by the bathtub washing device, and filling the bathtub with hot water by the water heater after completion of the washing.SELECTED DRAWING: Figure 2

Description

This disclosure relates to a bathroom system.

The following Patent Document 1 discloses a bathroom cleaning device that cleans and dries a bathroom.

Japanese Unexamined Patent Publication No. 2005-56983

Before cleaning and drying the bathroom with the bathroom cleaning device of Patent Document 1, the user must first drain the water in the bathtub. Further, the user needs to wait for the drainage to finish, and then operate the operation panel provided outside the bathroom to input the cleaning / drying command of the bathroom. From these things, there is a problem that it is not always convenient for the user.

The present disclosure has been made to solve the above-mentioned problems, and an object of the present disclosure is to provide a bathroom system capable of improving user convenience.

The bathtub system according to the present disclosure includes a bathtub cleaning device that automatically cleans a bathtub, a bathtub cleaning device control unit that controls the bathtub cleaning device, and a bathroom heater / dryer that dries and heats a bathtub provided with a bathtub. A bathroom heater / dryer control unit that controls the bathroom heater / dryer, a bathtub stopper control unit that opens and closes the bathtub stopper provided at the bottom of the bathtub, a water heater that applies hot water to the bathtub, and a water heater that controls the bathtub. A bathtub system including a control unit, wherein each of the bathtub cleaning device control unit, the bathtub heater / dryer control unit, the bathtub plug control unit, and the water heater control unit can communicate with an external communication device and has a bathtub plug. When receiving a user instruction, it is configured to be able to execute one operation mode selected from a plurality of operation modes including at least three operation modes of the first operation, the second operation, and the third operation. One operation is an operation mode in which the bathtub plug is opened and the bathtub is washed by the bathtub cleaning device, and the second operation is the operation mode in which the bathtub plug is opened, the bathtub is washed by the bathtub washing device, and the bathtub is dried by the bathroom heater / dryer after the washing is completed. It is an operation mode in which the bathtub is operated, and the third operation is an operation mode in which the bathtub plug is opened, the bathtub is washed by the bathtub washing device, and the bathtub is filled with hot water by the water heater after the washing is completed.

According to the present disclosure, it is possible to provide a bathroom system that can improve the convenience of the user.

It is a figure which shows the bathroom system by Embodiment 1. FIG. It is a flowchart which shows the operation example of the bathroom system by Embodiment 1. FIG.

Hereinafter, embodiments will be described with reference to the drawings. The common or corresponding elements in each figure are designated by the same reference numerals to simplify or omit the description. In the following description, the description of "water" means, in principle, liquid water, and may include low-temperature water to high-temperature hot water.

Embodiment 1.
FIG. 1 is a diagram showing a bathroom system 100 according to the first embodiment. The bathroom system 100 of the present embodiment has a bathtub cleaning device 90 that automatically cleans the bathtub 30, a bathtub cleaning device control unit 93 that controls the bathtub cleaning device 90, and drying and heating of the bathroom 80 provided with the bathtub 30. The bathroom heater / dryer 60, the bathroom heater / dryer control unit 61 that controls the bathroom heater / dryer 60, the bathtub stopper control unit 51 that opens and closes the bathtub stopper 50 provided at the bottom of the bathtub 30, and the bathtub 30. A water heater for hot water beaming and a water heater control unit 36 for controlling the water heater are provided. Each of the bathtub cleaning device control unit 93, the bathroom heater / dryer control unit 61, the bathtub plug control unit 51, and the water heater control unit 36 can communicate with the external communication device 44 by wired communication or wireless communication.

Each of the bathtub cleaning device control unit 93, the bathroom heater / dryer control unit 61, the bathtub plug control unit 51, the water heater control unit 36, and the external communication device 44 has, for example, at least one memory and at least one processor. It may be a thing. When the bathroom system 100 operates, any two of the bathtub cleaning device control unit 93, the bathroom heater / dryer control unit 61, the bathtub plug control unit 51, the water heater control unit 36, and the external communication device 44. The above may cooperate to control the operation, or any one of them may independently control the operation.

In the present embodiment, as a water heater for hot water filling the bathtub 30, a hot water storage type water heater 35 provided with a hot water storage tank 8 will be described as an example. However, the water heater in the present disclosure is not limited to the hot water storage type, and may be, for example, an instantaneous water heater. In the following description, the hot water stored in the bathtub 30 may be referred to as "bath water". Further, the temperature of the bath water in the bathtub 30 is referred to as "bathtub temperature".

The hot water storage type water heater 35 includes a tank unit 33 having a built-in hot water storage tank 8 and an HP unit 7 using a heat pump cycle. The HP unit 7 is arranged outdoors. The tank unit 33 is arranged outdoors or indoors. The HP unit 7 and the tank unit 33 are connected to each other via an HP going pipe 14, an HP return pipe 15, and an electric wiring (not shown). In the illustrated example, the water heater control unit 36 is built in the tank unit 33. The operation of various valves, pumps, and the like included in the tank unit 33 and the HP unit 7 is controlled by the water heater control unit 36 electrically connected to these.

The kitchen remote controller 48 is installed in the kitchen. The bath remote controller 49 is installed in the bathroom 80. Each of the kitchen remote controller 48 and the bath remote controller 49 and the water heater control unit 36 can communicate with each other by wired communication or wireless communication. Each of the kitchen remote controller 48 and the bath remote controller 49 is an example of a user interface. Each of the kitchen remote controller 48 and the bath remote controller 49 has a function of accepting user operations related to operation operation commands and changes in set values. Each of the kitchen remote controller 48 and the bath remote controller 49 may be equipped with a display unit that displays information such as the status of the hot water storage type water heater 35, an operation unit such as a switch operated by the user, a speaker, a microphone, and the like. .. Each of the kitchen remote controller 48 and the bath remote controller 49 corresponds to a water heater communication means for setting the hot water storage type water heater 35 according to a user instruction.

The bathtub cleaning remote controller 92 corresponds to a bathtub cleaning communication means for setting the bathtub cleaning device 90 according to a user instruction. The bathroom heater / dryer remote controller 64 corresponds to a bathroom heater / dryer communication means for setting the bathroom heater / dryer 60 according to a user instruction. The bathroom system of the present disclosure may be provided with at least one communication means of a bathtub washing communication means, a bathroom heater / dryer communication means, and a water heater communication means.

Each of the bathtub cleaning remote controller 92 and the bathroom heater / dryer remote controller 64 is an example of a user interface. Each of the bathtub cleaning remote controller 92 and the bathroom heater / dryer remote controller 64 may be equipped with a display unit for displaying information, an operation unit such as a switch operated by the user, a speaker, a microphone, and the like.

Each display unit of the kitchen remote controller 48, the bath remote controller 49, the bathtub cleaning remote controller 92, and the bathroom heater / dryer remote controller 64 has a function as a notification means for notifying the user of information. The bathroom system in the present disclosure is not limited to the one that uses the display unit as the notification means, and may use another notification means such as a voice guidance device.

Each of the bathtub cleaning device control unit 93, the bathroom heater / dryer control unit 61, the bathtub plug control unit 51, and the water heater control unit 36 can communicate with an external line via the external communication device 44. The external line may be, for example, an internet line via a broadband router in the house. Each of the bathtub cleaning device control unit 93, the bathroom heater / dryer control unit 61, the bathtub plug control unit 51, and the water heater control unit 36 may be connectable to the cloud server via the external communication device 44.

At least one of the bathtub cleaning device control unit 93, the bathroom heater / dryer control unit 61, the bathtub plug control unit 51, and the water heater control unit 36 is indirectly or externally communicated via the external communication device 44. It may be possible to directly communicate with the external communication terminal 70 without going through the 44. The external communication terminal 70 may be, for example, a mobile terminal such as a smartphone or tablet terminal carried by the user, or may be a smart speaker installed in the house. The external communication terminal 70 may be configured to be used as a user interface of the bathroom system 100.

The HP unit 7 functions as a heating means for heating the low temperature water led from the hot water storage tank 8 included in the tank unit 33. The HP unit 7 constitutes a heat pump cycle by connecting a compressor 1, a water refrigerant heat exchanger 3, an expansion valve 4, and an air heat exchanger 6 in an annular shape by a refrigerant pipe 5. The water-refrigerant heat exchanger 3 is for exchanging heat between the refrigerant flowing through the refrigerant pipe 5 and the low-temperature water guided from the tank unit 33. The HP unit 7 further includes an outside air temperature detecting unit 94 that detects the outside air temperature, which is the outside air temperature.

The tank unit 33 contains the following various parts, pipes, and the like. The hot water storage tank 8 is for storing hot water. In the following description, the hot water stored in the hot water storage tank 8 may be referred to as "tank water". A third water supply pipe 9c is connected to the water introduction port 8a provided at the bottom of the hot water storage tank 8. The water supplied from a water source such as a water supply is adjusted to a predetermined pressure by the pressure reducing valve 31 and then flows into the hot water storage tank 8 through the third water supply pipe 9c. The branch portion 76 communicating with the hot water introduction outlet 8d provided at the upper part of the hot water storage tank 8 is provided with a hot water supply pipe 21 for supplying the hot water stored in the hot water storage tank 8 to the outside of the hot water storage type water heater 35. The hot water pipe 13 is connected.

The hot water heated by the HP unit 7 flows into the hot water storage tank 8 from the hot water introduction port 8d, and the low temperature water from the third water supply pipe 9c flows in from the water introduction port 8a, so that the hot water is moved up and down. Hot water is stored so that a temperature difference occurs. Further, a plurality of hot water storage temperature sensors 42, 43 are attached to the surface of the hot water storage tank 8 at different heights. By detecting the temperature distribution of the hot water in the hot water storage tank 8 with these hot water storage temperature sensors 42 and 43, the amount of remaining hot water and the amount of heat storage in the hot water storage tank 8 are grasped, and the boiling water in the hot water storage tank 8 is boiled by the HP unit 7. The start and stop of the top operation are controlled.

A circulation pump 12 and a bath heat exchanger 20 are built in the tank unit 33. The circulation pump 12 is a pump for circulating hot water in various pipes, and is provided on the HP going pipe 14. The bath heat exchanger 20 exchanges heat between a fluid such as tank water flowing through the primary side flow path 20a and the bath water flowing through the secondary side flow path 20b. One end of the secondary side flow path 20b is connected to the bathtub 30 via the bath going pipe 27. The other end of the secondary side flow path 20b is connected to the bathtub 30 via the bath return pipe 28. A bath circulation circuit is formed by the secondary side flow path 20b, the bath going pipe 27, the bath returning pipe 28, and the bathtub 30. In the middle of the bath going pipe 27, a bath going temperature sensor 37 that detects the temperature of the bath water coming out of the bath heat exchanger 20, a water flow detecting means 46 that determines the circulation of the bath water, and the water level of the bathtub 30 are displayed. A water level sensor 47 for detection is installed. In the middle of the bath return pipe 28, a bath circulation pump 29 for circulating the bath water in the bath circulation circuit and a bath return temperature sensor 38 for detecting the temperature of the bath water discharged from the bathtub 30 are installed.

The tank unit 33 has a first water supply pipe 9a, a second water supply pipe 9b, a hot water supply mixing valve 22, a bath mixing valve 23, a first hot water supply pipe 24, and a second hot water supply pipe 25. The upstream portion of the first water supply pipe 9a is connected to a water source such as a water supply. A second water supply pipe 9b and a third water supply pipe 9c are connected to the downstream side of the first water supply pipe 9a via a pressure reducing valve 31. The second water supply pipe 9b branches from the middle and is connected to each of the hot water supply mixing valve 22 and the bath mixing valve 23. Further, the hot water supply pipe 21 branches from the middle and is connected to each of the hot water supply mixing valve 22 and the bath mixing valve 23.

The hot water mixing valve 22 and the bath mixing valve 23 allow the user to adjust the flow ratio between the hot water supplied from the hot water supply pipe 21 and the low temperature water supplied from the second water supply pipe 9b so that the user can use the kitchen remote control 48. Alternatively, hot water having a set temperature set by the bath remote control 49 is generated and flows into the first hot water supply pipe 24 and the second hot water supply pipe 25, respectively. The hot water whose temperature has been adjusted by the hot water supply mixing valve 22 passes from the first hot water supply pipe 24, via the hot water supply plug 34, and the hot water supply external pipe 81, to the shower 82 of the bathroom 80, or a faucet such as a curan (not shown). Is supplied to. At this time, the general hot water supply flow rate sensor 32 detects the flow rate of hot water passing through the first hot water supply pipe 24.

In the middle of the second hot water supply pipe 25, a bath solenoid valve 26 for opening and closing the second hot water supply pipe 25 and a bath flow sensor 45 for detecting the flow rate of hot water passing through the second hot water supply pipe 25 are provided. The hot water whose temperature has been adjusted by the bath mixing valve 23 is supplied from the second hot water supply pipe 25 to the bathtub 30 via the bath electromagnetic valve 26, the bath flow sensor 45, the bath going pipe 27, and the bath returning pipe 28.

A three-way valve 11, a four-way valve 18, and a heat recovery switching valve 19 are provided in the tank unit 33. The water outlet 8b at the bottom of the hot water storage tank 8 is connected to the a port of the three-way valve 11 by a pipe 10. The outlet of the primary side flow path 20a is connected to the b port of the three-way valve 11 by a pipe 73. The c port of the three-way valve 11 is connected to the water inlet of the water refrigerant heat exchanger 3 by the HP going pipe 14. The hot water outlet of the water refrigerant heat exchanger 3 is connected to the c port of the four-way valve 18 by the HP return pipe 15.

The hot water storage tank 8 is provided with a hot water introduction port 8c and a heat recovery outlet 8e. The heat recovery outlet 8e is located at the bottom of the hot water storage tank 8. The hot water inlet 8c is located higher than the heat recovery outlet 8e. The a port of the four-way valve 18 is connected to the hot water introduction port 8c by a pipe 16. A branch portion 71 is formed in the HP going pipe 14 on the downstream side of the circulation pump 12. The b port of the four-way valve 18 is connected to the branch portion 71 by a pipe 17. The d port of the four-way valve 18 is connected to the branch portion 76 by the hot water supply pipe 13.

The a port of the heat recovery switching valve 19 is connected to the inlet of the primary side flow path 20a by a pipe 72. The b port of the heat recovery switching valve 19 is connected to the branch portion 75 formed in the middle of the hot water supply pipe 13 by the pipe 74. The c port of the heat recovery switching valve 19 is connected to the heat recovery outlet 8e by a pipe 77.

Next, a hot water beam operation for storing hot water in the bathtub 30 will be described. For example, when the user operates the bath remote controller 49, the water heater control unit 36 starts the hot water filling operation. In the hot water filling operation, the hot water supply device control unit 36 is used for the bath so that the hot water supply temperature detected by the bath going temperature sensor 37 or the bath return temperature sensor 38 becomes equal to the set temperature set by the user as the desired bath water temperature. By controlling the mixing valve 23, hot water having a set temperature can be stored in the bathtub 30. When the set amount of hot water has been supplied, the water heater control unit 36 closes the bath solenoid valve 26 and ends the hot water filling operation.

During the follow-up operation, the water heater control unit 36 controls, for example, as follows. The circulation pump 12 and the bath circulation pump 29 are operated. The high-temperature tank water flowing out from the hot water introduction outlet 8d of the hot water storage tank 8 passes through the branch portion 76, the hot water supply pipe 13, the branch portion 75, the pipe 74, the heat recovery switching valve 19, and the pipe 72, and the primary side flow path 20a. Inflow to. The bath water heated by the bath heat exchanger 20 flows into the bathtub 30 through the bath going pipe 27. In the bath heat exchanger 20, the temperature of the tank water drops because the heat of the tank water is taken away by the bath water. The tank water whose temperature has dropped is connected to the pipe 73, the three-way valve 11, the HP going pipe 14, the circulation pump 12, the branch portion 71, the pipe 17, the four-way valve 18, the pipe 16, and the hot water introduction port 8c from the primary side flow path 20a. It passes through and flows into the hot water storage tank 8.

The water heater control unit 36 may continue to execute the automatic bath operation for keeping the bathtub temperature constant after the hot water filling operation is completed. In the automatic bath operation, the water heater control unit 36 controls, for example, as follows. The bath circulation pump 29 is operated periodically (for example, every 10 minutes) to circulate the bath water in the bathtub 30 to the bath circulation circuit, and the bathtub temperature is detected by the bath return temperature sensor 38. If the bathtub temperature is lower than the set temperature, the chasing operation is started, and if the bathtub temperature rises to the set temperature, the chasing operation is stopped. The water heater control unit 36 continues the operation of automatic bath operation until the user manually stops when taking a bath or the set time elapses.

A bathroom heater / dryer 60 is arranged, for example, on the ceiling of the bathroom 80. The bathroom heater / dryer 60 can perform a heating operation or a drying operation by blowing warm air heated by a heat source such as a heater into the bathroom 80. In the drying operation, the bathroom heater / dryer 60 may perform a ventilation operation for blowing unheated air into the bathroom 80 instead of the warm air operation, or perform a ventilation operation for taking in outside air into the bathroom 80. Alternatively, a cold air operation may be performed in which the cold air cooled by the heat exchanger is blown into the bathroom 80. The user can set the operation of the bathroom heater / dryer 60 by using the bathroom heater / dryer remote controller 64. The bathroom heater / dryer 60 includes a bathroom temperature sensor 63 that detects the bathroom temperature, which is the room temperature of the bathroom 80. The bathroom temperature sensor 63 corresponds to a bath room temperature detection unit. In the illustrated example, the bathroom heater / dryer control unit 61 can communicate with the external communication device 44 and the external line via the bathroom heater / dryer external communication device 62.

The bathtub plug control unit 51 can automatically open and close the bathtub plug 50 by an actuator. When draining the remaining hot water in the bathtub 30, by opening the bathtub plug 50, all the bath water in the bathtub 30, that is, the remaining hot water can be drained from the bathtub plug 50 to the outside of the bathtub 30. A bathtub plug open / close switch 52 is installed at or near the bathtub 30. The bathtub plug open / close switch 52 is electrically connected to the bathtub plug 50 and the bathtub plug control unit 51. The user can open and close the bathtub plug 50 by operating the bathtub plug open / close switch 52. The bathtub plug open / close switch 52 corresponds to the operation unit of the bathtub plug 50.

The bathtub cleaning device 90 in the present embodiment includes a cleaning injection port 91 capable of injecting water into the bathtub 30. The fourth water supply pipe 9d supplies water from the water source to the bathtub cleaning device 90. The bathtub cleaning device 90 cleans the bathtub 30 by injecting cleaning water into the bathtub 30 from the cleaning injection port 91. The bathtub cleaning device in the present disclosure is not limited to the illustrated example, and may be configured to clean the bathtub 30 by any method. For example, the bathtub cleaning device in the present disclosure may be a device for cleaning using microbubbles, a device for cleaning using creamy foam, an ultrasonic cleaning device, or a wiper for wiping a wall surface. It may be a device for cleaning by using. Further, the bathtub cleaning device in the present disclosure may be a device capable of cleaning not only the bathtub 30 but also at least a part of the floor surface or the wall surface of the washing place of the bathroom 80.

The bathroom system 100 is one selected from a plurality of operation modes including at least three operation modes of a first operation, a second operation, and a third operation, which will be described later, when receiving a user instruction to open the bathtub plug 50. It is configured to be able to execute the operation mode. The user instruction to open the bathtub stopper 50 is hereinafter referred to as "bathtub stopper opening instruction". The bathtub plug opening instruction may correspond to, for example, a user's operation on the bathtub plug open / close switch 52, a kitchen remote controller 48, a bath remote controller 49, a bathroom heater / dryer remote controller 64, a bathtub cleaning remote controller 92, and an external communication terminal 70. It may correspond to the user's command input to at least one of them. When at least one of the kitchen remote control 48, the bath remote control 49, the bathroom heater / dryer remote control 64, the bathtub cleaning remote control 92, and the external communication terminal 70 receives the bathtub plug opening instruction, the water heater control unit 36, the bathroom heating Information on the bathtub plug opening instruction is transmitted from the dryer control unit 61, the bathtub cleaning device control unit 93, or the external communication terminal 70 to the bathtub plug control unit 51 via the external communication device 44. According to the present embodiment, the user can issue an instruction to open the bathtub even when he / she is in a place other than the bathroom 80, so that excellent convenience can be obtained.

The first operation is an operation mode in which the bathtub plug 50 is opened and the bathtub 30 is washed by the bathtub cleaning device 90. According to the first operation, the inside of the bathtub 30 can be drained and the bathtub 30 can be automatically washed only by the user issuing an instruction to open the bathtub. Therefore, the user does not need to input the bathtub cleaning instruction to the bathtub cleaning remote controller 92, so that excellent convenience can be obtained.

The second operation is an operation mode in which the bathtub plug 50 is opened, the bathtub 30 is washed by the bathtub washing device 90, and the drying operation is performed by the bathroom heater / dryer 60 after the washing is completed. According to the second operation, the user can automatically drain the bathtub 30, wash the bathtub 30, and dry the bathroom 80 simply by issuing an instruction to open the bathtub. Therefore, the user does not need to input the bathtub cleaning instruction to the bathtub cleaning remote controller 92 or the bathroom drying instruction to the bathroom heater / dryer remote controller 64, so that excellent convenience can be obtained. .. For example, if the user plans to clean the bathroom 80 after the bathing of the day is finished and the inside of the bathtub 30 is drained, the second operation can be selected to drain the inside of the bathtub 30 and wash the bathroom. 80 can be dried automatically. Therefore, there is an advantage that the user can easily clean the bathroom 80.

The third operation is an operation mode in which the bathtub plug 50 is opened, the bathtub 30 is washed by the bathtub washing device 90, and after the washing is completed, the bathtub 30 is filled with hot water by the hot water storage type water heater 35. According to the third operation, the user can automatically drain the inside of the bathtub 30, wash the bathtub 30, and pour hot water into the bathtub 30 simply by issuing an instruction to open the bathtub. .. Therefore, the user does not need to input the bathtub cleaning instruction to the bathtub cleaning remote controller 92 or the hot water bathing instruction to the kitchen remote controller 48 or the bath remote controller 49, which is excellent in convenience. Be done. For example, when the remaining hot water of the previous day is stored in the bathtub 30 until the next day as a preparation for a disaster, the inside of the bathtub 30 is drained and the bathtub 30 is washed before the next day, and then the hot water is poured as it is. Excellent convenience can be obtained by selecting the operation.

The plurality of operation modes of the bathroom system 100 may further include a fourth operation. In the fourth operation, the bathtub plug 50 is opened, the bathtub 30 is washed by the bathtub cleaning device 90, hot water is applied to the bathtub 30 by the hot water storage type water heater 35, and the heating operation is performed by the bathroom heater / dryer 60. It is an operation mode to perform. For example, in case of a disaster, the remaining hot water of the previous day is stored in the bathtub 30 until the next day, the inside of the bathtub 30 is drained and the bathtub 30 is washed before the next day, and then the hot water is poured as it is. In particular, the fourth operation is suitable as an effective operation mode for measures against heat shock when the bathroom temperature is low such as in winter. In such a case, excellent convenience can be obtained by selecting the fourth operation.

The plurality of operation modes of the bathroom system 100 may further include a fifth operation. In the fifth operation, the bathtub plug 50 is opened, the bathtub 30 is washed by the bathtub cleaning device 90, hot water is applied to the bathtub 30 by the hot water storage type water heater 35, and the drying operation is performed by the bathroom heater / dryer 60. It is an operation mode to perform. For example, in case of a disaster, the remaining hot water of the previous day is stored in the bathtub 30 until the next day, the inside of the bathtub 30 is drained and the bathtub 30 is washed before the next day, and then the hot water is poured as it is. The fifth operation is a suitable operation mode for the user who dislikes the humidity when entering and staying in the bathroom 80. In such a case, excellent convenience can be obtained by selecting the fifth operation.

Which of the above-mentioned plurality of operation modes the bathroom system 100 executes when the bathtub plug opening instruction is received is determined by the kitchen remote controller 48, the bath remote controller 49, the bathroom heater / dryer remote controller 64, and the bathtub cleaning remote controller 92. , And any of the external communication terminals 70 may be configured to be preset by the user. By predetermining which of the above-mentioned plurality of operation modes the bathroom system 100 executes when the bathtub plug opening instruction is received, the user selects which operation mode to execute each time. Excellent convenience is obtained because it is not necessary.

In the bathroom system 100, the user first with respect to any one of the bathtub plug open / close switch 52, the kitchen remote controller 48, the bath remote controller 49, the bathroom heater / dryer remote controller 64, the bathtub cleaning remote controller 92, and the external communication terminal 70. When the operation is performed, the above-mentioned preset operation mode is executed. This first operation may be, for example, a short press of the bathtub plug open / close switch 52, or any of the kitchen remote controller 48, the bath remote controller 49, the bathroom heater / dryer remote controller 64, the bathtub cleaning remote controller 92, and the external communication terminal 70. You may also press the button provided by the remote controller for a short time.

The bathroom system 100 may be further capable of performing the sixth operation, which is an operation mode in which the bathtub plug 50 is only opened when the bathtub plug opening instruction is received. The sixth operation is an operation mode assuming that the bathtub plug 50 is opened for a purpose other than the purpose of draining the remaining hot water in the bathtub 30, for example. Further, the user can select the sixth operation when none of the bathtub washing, the bathroom heating, the bathroom drying, and the hot water beam is required and only the inside of the bathtub 30 needs to be drained. The user performs a second operation different from the first operation for any one of the kitchen remote controller 48, the bath remote controller 49, the bathroom heater / dryer remote controller 64, the bathtub cleaning remote controller 92, and the external communication terminal 70. Then, the bathroom system 100 may be configured to perform the sixth operation. This second operation may be performed, for example, by pressing and holding the bathtub plug open / close switch 52, or any of the kitchen remote controller 48, the bath remote controller 49, the bathroom heater / dryer remote controller 64, the bathtub cleaning remote controller 92, and the external communication terminal 70. You may press and hold the button provided by the remote controller. This provides excellent convenience.

The bathroom system 100 automatically performs when the outside air temperature detected by the outside air temperature detection unit 94 is lower than the first predetermined temperature α when the third operation or the fifth operation is set to be executed. You may switch to the fourth operation with. The first predetermined temperature α is a temperature required to reliably suppress a heat shock, especially in winter. The value of the first predetermined temperature α may be, for example, 10 ° C. When the outside air temperature is below the first predetermined temperature α, if the third operation or the fifth operation is automatically switched to the fourth operation, the bathroom temperature rises due to the heating operation, and the heat shock can be surely suppressed. ..

As a modification, when the bathroom system 100 is set to perform the third operation or the fifth operation and the outside temperature is lower than the first predetermined temperature α, the kitchen remote controller 48 and the bath remote controller It may be recommended to the user to switch to the fourth operation by using at least one of the notification means of 49, the bathroom heater / dryer remote controller 64, the bathtub cleaning remote controller 92, and the external communication terminal 70. In this case, with the consent of the user, the bathroom system 100 switches from the third operation or the fifth operation to the fourth operation. An effect similar to the above effect can be obtained by this modification as well.

The bathroom system 100 automatically performs when the bathroom temperature detected by the bathroom temperature sensor 63 is lower than the second predetermined temperature β when the third operation or the fifth operation is set to be executed. You may switch to the fourth operation. The second predetermined temperature β is a temperature necessary for reliably suppressing a heat shock, especially in winter. The value of the second predetermined temperature β may be, for example, 15 ° C. When the bathroom temperature is below the second predetermined temperature β, if the third operation or the fifth operation is automatically switched to the fourth operation, the bathroom temperature rises due to the heating operation, and the heat shock can be surely suppressed. ..

As a modification, when the bathroom system 100 is set to perform the third operation or the fifth operation and the bathroom temperature is lower than the second predetermined temperature β, the kitchen remote controller 48 and the bath remote controller It may be recommended to the user to switch to the fourth operation by using at least one of the notification means of 49, the bathroom heater / dryer remote controller 64, the bathtub cleaning remote controller 92, and the external communication terminal 70. Then, with the consent of the user, the bathroom system 100 may switch from the third operation or the fifth operation to the fourth operation. An effect similar to the above effect can be obtained by this modification as well.

When the bathroom system 100 automatically switches from the third operation or the fifth operation to the fourth operation, the kitchen remote controller 48, the bath remote controller 49, the bathroom heater / dryer remote controller 64, the bathtub cleaning remote controller 92, and the external communication terminal 70. It is desirable to notify the user of the automatic switching by using at least one of the notification means. This can give the user a sense of security and can surely inform the user that it is not a malfunction.

In the bathroom system 100, when both the first condition that the outside air temperature is below the first predetermined temperature α and the second condition that the bathroom temperature is below the second predetermined temperature β are satisfied, It may be recommended to the user to automatically switch from the third operation or the fifth operation to the fourth operation or to switch to the fourth operation, and when at least one of the conditions is satisfied, the third operation or the fifth operation. It may be recommended to the user to automatically switch to the fourth operation or to switch to the fourth operation.

It is desirable that the value of the second predetermined temperature β is higher than the value of the first predetermined temperature α. This makes it possible to suppress the heat shock more reliably. However, in the present disclosure, the second predetermined temperature β may be equal to the first predetermined temperature α.

Using at least one of the kitchen remote controller 48, the bath remote controller 49, the bathroom heater / dryer remote controller 64, the bathtub cleaning remote controller 92, and the external communication terminal 70, the value of the first predetermined temperature α and the value of the second predetermined temperature β. And may be configured to be user modifiable. As a result, the value of the first predetermined temperature α and the value of the second predetermined temperature β can be adjusted to more appropriate values according to the difference in needs or the difference in the usage environment for each user.

FIG. 2 is a flowchart showing an operation example of the bathroom system 100 according to the first embodiment. Hereinafter, an operation example of the bathroom system 100 will be further described with reference to FIG. Upon receiving the bathtub plug opening instruction, the bathroom system 100 first determines whether or not the user's operation method corresponds to the first operation (step S1). If the first operation is applicable, the process proceeds from step S1 to step S2. On the other hand, if the user's operation method does not correspond to the first operation and corresponds to the second operation, the sixth operation is performed. Therefore, the process proceeds from step S1 to step S6-6, and the bathroom system 100 Ends the process after opening the bathtub plug 50.

If the process proceeds to step S2, the bathroom system 100 opens the bathtub plug 50 and starts cleaning the bathtub 30 by the bathtub cleaning device 90 (step S3). After that, when the cleaning of the bathtub 30 is completed in step S4, the bathroom system 100 determines which of the first operation, the second operation, the third operation, the fourth operation, and the fifth operation is set. Confirmation (step S5), and subsequent operations are performed according to the set mode. When the first operation is set, the process proceeds from step S5 to step S6-1, and the bathroom system 100 ends the operation as it is.

When the second operation is set, the process proceeds from step S5 to step S6-2, and the bathroom system 100 performs a drying operation by the bathroom heater / dryer 60. The drying operation in step S6-2 may be, for example, an operation of blowing warm air from the bathroom heater / dryer 60, or an operation of blowing air from the bathroom heater / dryer 60.

When the third operation is set, the process proceeds from step S5 to step S6-3-1, and in the bathroom system 100, is the outside air temperature detected by the outside air temperature detection unit 94 equal to or higher than the first predetermined temperature α? Please confirm at least one condition of whether or not the bathroom temperature detected by the bathroom temperature sensor 63 is equal to or higher than the second predetermined temperature β. If both the conditions that the outside air temperature is equal to or higher than the first predetermined temperature α and the condition that the bathroom temperature is equal to or higher than the second predetermined temperature β are satisfied, or if either of the conditions is satisfied, the step is performed. From S6-3-1 to step S6-3-2, the bathroom system 100 closes the bathtub plug 50. After that, the bathroom system 100 performs hot water filling of the bathtub 30 by the hot water storage type water heater 35 (step S6-3-3).

If the fourth operation is set, the process proceeds from step S5 to step S6-4-1, and the bathroom system 100 executes the fourth operation. Further, in step S6-3-1 described above, when either or both of the condition that the outside air temperature is less than the first predetermined temperature α and the bathroom temperature is less than the second predetermined temperature β are satisfied. Further, by proceeding to step S6-4-1, the bathroom system 100 automatically switches from the third operation to the fourth operation. In the fourth operation, the bathroom system 100 first closes the bathtub plug 50 (step S6-4-1). Subsequently, the bathroom system 100 performs hot water filling of the bathtub 30 by the hot water storage type water heater 35 and heating operation by the bathroom heater / dryer 60 (step S6-4-2).

When the fifth operation is set, the process proceeds from step S5 to step S6-5-1, and in the bathroom system 100, is the outside air temperature detected by the outside air temperature detection unit 94 equal to or higher than the first predetermined temperature α? Please confirm at least one condition of whether or not the bathroom temperature detected by the bathroom temperature sensor 63 is equal to or higher than the second predetermined temperature β. If both the conditions that the outside air temperature is equal to or higher than the first predetermined temperature α and the condition that the bathroom temperature is equal to or higher than the second predetermined temperature β are satisfied, or if either of the conditions is satisfied, the step is performed. Proceeding from S6-5-1 to step S6-5-2, the bathroom system 100 closes the bathtub plug 50. After that, the bathroom system 100 performs hot water filling of the bathtub 30 by the hot water storage type water heater 35 and a drying operation by the bathroom heater / dryer 60 (step S6-5-3). The drying operation performed in S6-5-3 may be the same operation as the drying operation (step S6-2) performed in the second operation, or may be a ventilation operation for ventilating the space in the bathroom 80, or the bathroom heating. Cold air operation may be performed in which air cooled by the heat exchanger in the dryer 60 is sent. By lowering the humidity in the bathroom 80 by the drying operation of S6-5-3, it is possible to surely suppress the user who enters and stays in the bathroom 80 from feeling the humidity.

Further, in step S6-5-1 described above, when either or both of the condition that the outside air temperature is less than the first predetermined temperature α and the bathroom temperature is less than the second predetermined temperature β are satisfied. By proceeding to step S6-4-1, the bathroom system 100 automatically switches from the fifth operation to the fourth operation.

The bathroom system 100 can be preset by the user to omit cleaning the bathtub 30 by the bathtub cleaning device 90 when performing the first operation, the second operation, the third operation, the fourth operation, or the fifth operation. May be configured. For example, a user who does not need to clean the bathtub 30 by the bathtub cleaning device 90 uses at least one of a kitchen remote control 48, a bath remote control 49, a bathroom heater / dryer remote control 64, a bathtub cleaning remote control 92, and an external communication terminal 70. It may be possible to set in advance that the cleaning of the bathtub 30 by the bathtub cleaning device 90 is omitted. When it is set in advance that the cleaning of the bathtub 30 by the bathtub cleaning device 90 is omitted, the bathroom system 100 omits the steps S3 and S4 in the flowchart of FIG.

1 Compressor, 3 Water refrigerant heat exchanger, 4 Expansion valve, 5 Refrigerator piping, 6 Air heat exchanger, 7 HP unit, 8 Hot water storage tank, 8a Water inlet, 8b Water outlet, 8c Hot water inlet, 8d Hot water Introductory outlet, 8e heat recovery outlet, 9a 1st water supply pipe, 9b 2nd water supply pipe, 9c 3rd water supply pipe, 9d 4th water supply pipe, 10 pipes, 11 three-way valve, 12 circulation pump, 13 hot water supply pipe, 14 HP Outward piping, 15 HP return piping, 16 piping, 17 piping, 18 four-way valve, 19 heat recovery switching valve, 20 bath heat exchanger, 20a primary side flow path, 20b secondary side flow path, 21 hot water supply piping, 22 hot water supply Mixing valve, 23 Mixing valve for bath, 24 First hot water supply pipe, 25 Second hot water supply pipe, 26 Electromagnetic valve for bath, 27 Bath going pipe, 28 Bath return pipe, 29 Bath circulation pump, 30 Bathtub, 31 Pressure reducing valve, 32 Flow sensor for general hot water supply, 33 Tank unit, 34 Hot water tap, 35 Hot water storage type water supply machine, 36 Water supply machine control unit, 37 Bath going temperature sensor, 38 Bath return temperature sensor, 42, 43 Hot water storage temperature sensor, 44 External communication device , 45 Bath flow sensor, 46 Water flow detection means, 47 Water level sensor, 48 Kitchen remote control, 49 Bath remote control, 50 Bath plug, 51 Bath plug control unit, 52 Bath plug open / close switch, 60 Bathroom heater / dryer, 61 Bathroom heating / drying Machine control unit, 62 Bathroom heater / dryer external communication device, 63 Bathroom temperature sensor, 64 Bathroom heater / dryer remote control, 70 External communication terminal, 71 Branch, 72 Piping, 73 Piping, 74 Piping, 75 Branch, 76 Branch , 77 piping, 80 bathroom, 81 hot water supply external piping, 82 shower, 90 bath cleaning device, 91 cleaning injection port, 92 bath cleaning remote control, 93 bath cleaning device control unit, 94 outside temperature detection unit, 100 bathroom system

Claims (13)

A bathtub cleaning device that automatically cleans the bathtub,
A bathtub cleaning device control unit that controls the bathtub cleaning device,
A bathroom heater / dryer that dries and heats the bathroom provided with the bathtub, and
The bathroom heater / dryer control unit that controls the bathroom heater / dryer,
A bathtub plug control unit that opens and closes the bathtub plug provided at the bottom of the bathtub, and
A water heater that applies hot water to the bathtub,
A water heater control unit that controls the water heater,
It is a bathroom system equipped with
Each of the bathtub cleaning device control unit, the bathroom heater / dryer control unit, the bathtub plug control unit, and the water heater control unit can communicate with an external communication device.
When receiving a user instruction to open the bathtub plug, one operation mode selected from a plurality of operation modes including at least three operation modes of first operation, second operation, and third operation can be executed. Being done
The first operation is an operation mode in which the bathtub plug is opened and the bathtub is washed by the bathtub cleaning device.
The second operation is an operation mode in which the bathtub plug is opened, the bathtub is washed by the bathtub washing device, and the drying operation is performed by the bathroom heater / dryer after the washing is completed.
The third operation is a bathroom system which is an operation mode in which the bathtub plug is opened, the bathtub is washed by the bathtub washing device, and after the washing is completed, hot water is poured into the bathtub by the water heater. A bathtub cleaning communication means for setting the bathtub cleaning device according to a user's instruction,
A bathroom heater / dryer communication means that sets the bathroom heater / dryer according to the user's instruction.
A water heater communication means that makes settings related to the water heater according to user instructions, and
Equipped with at least one of the means of communication,
The first aspect of the present invention is that the user can preset which of the plurality of operation modes to execute when the user instructs to open the bathtub plug is executed by using the at least one communication means. The bathroom system described. The bathroom system according to claim 2, wherein when the user first performs an operation on the at least one communication means or the operation unit of the bathtub plug, the preset operation mode is executed. The plurality of operation modes further include a fourth operation.
In the fourth operation, the bathtub plug is opened, the bathtub is washed by the bathtub washing device, and after the washing is completed, the bathtub is heated by the water heater and the bathroom heater / dryer is used to perform the heating operation. The bathroom system according to any one of claims 1 to 3, which is an operation mode to be performed. The plurality of operation modes further include a fifth operation.
In the fifth operation, the bathtub plug is opened, the bathtub is washed by the bathtub washing device, and after the washing is completed, the bathtub is hot-watered by the water heater and the bathroom heater / dryer is used for the drying operation. The bathroom system according to claim 4, which is an operation mode to be performed. Equipped with an outside air temperature detector that detects the outside air temperature
If the outside air temperature is below the first predetermined temperature when the third operation or the fifth operation is set to be executed, the fourth operation is automatically switched to or the fourth operation is performed. The bathroom system according to claim 5, wherein the user is recommended to switch to operation. A bath room temperature detector for detecting the room temperature of the bathroom is provided.
If the room temperature of the bathroom is lower than the second predetermined temperature when the third operation or the fifth operation is set, the fourth operation is automatically switched to or the fourth operation is performed. (Iv) The bathroom system according to claim 6, which recommends the user to switch to operation. The bathroom system according to claim 7, wherein the second predetermined temperature is equal to the first predetermined temperature, or the second predetermined temperature is higher than the first predetermined temperature. The bathroom system according to claim 7 or 8, wherein the value of the first predetermined temperature and the value of the second predetermined temperature can be changed by the user. A bathtub cleaning communication means for setting the bathtub cleaning device according to a user's instruction,
The bathroom heater / dryer communication means and the bathroom heater / dryer communication means according to the user's instruction to set the bathroom heater / dryer.
A water heater communication means that makes settings related to the water heater according to user instructions, and
Equipped with at least one of the means of communication,
At least when the third operation or the fifth operation is automatically switched to the fourth operation, or when the user is recommended to switch from the third operation or the fifth operation to the fourth operation. The bathroom system according to any one of claims 6 to 9, which notifies the user to that effect by one communication means. The plurality of operation modes further include a sixth operation.
The bathroom system according to any one of claims 1 to 10, wherein the sixth operation is an operation mode in which only the bathtub plug is opened. A bathtub cleaning communication means for setting the bathtub cleaning device according to a user's instruction,
The bathroom heater / dryer communication means and the bathroom heater / dryer communication means according to the user's instruction to set the bathroom heater / dryer.
A water heater communication means that makes settings related to the water heater according to user instructions, and
Equipped with at least one of the means of communication,
The user can preset which of the plurality of operation modes to execute when the user instructs to open the bathtub plug is executed by using the at least one communication means.
When the user performs the first operation on the at least one communication means or the operation unit of the bathtub plug, the preset operation mode is executed.
The bathroom system according to claim 11, wherein when the user performs a second operation different from the first operation with respect to the at least one communication means or the operation unit of the bathtub plug, the sixth operation is executed. .. From claim 1, the user can set in advance that the cleaning of the bathtub by the bathtub cleaning device is omitted when the first operation, the second operation, or the third operation is executed. The bathroom system according to any one of claims 12.

Images