JP6948511B2 - Bathroom heater / dryer - Google Patents

Description

The present invention relates to a bathroom heater / dryer having a function of heating the bathroom and other rooms adjacent to the bathroom during bathing, or drying the inside of the bathroom after bathing.

Some bathrooms equipped with a bathroom heater / dryer on the ceiling or the like have a function of heating the inside of the bathroom when the temperature is low and quickly drying the inside of the bathroom after bathing.

Some such bathroom heaters / dryers have a function of heating another room (for example, a dressing room) adjacent to the bathroom in parallel.

Patent Document 1 is known as a prior document related to the above-mentioned prior art.

Japanese Patent No. 3129993

A bathroom heater / dryer equipped with a heat source in a housing installed on the ceiling surface or the like, for example, an electric heater is provided in the same housing as the housing in which the blower is housed, and the electric heater is used as a heat source to heat the bathroom and other rooms. In bathroom dryers and heaters, there is a limit to the heat capacity of the heater, that is, the maximum power consumption, depending on the installation standard.

Therefore, when it is desired to rapidly heat the bathroom and other rooms in a severe cold weather, the bathroom and other rooms may not be heated rapidly.

The present invention has been made to solve the above problems, and an object of the present invention is to provide a bathroom heater / dryer capable of efficiently heating a bathroom and another room adjacent to the bathroom.

In order to solve the above problems, the bathroom heater / dryer according to one aspect of the present invention is a bathroom heater / dryer provided with a first housing, a second housing, and a control means, and the first one. The housing is sucked by the first blower that blows the air in the bathroom sucked from the suction port on the bathroom side, the ventilation air passage that blows the air sucked by the first blower to the outside from the ventilation outlet, and the first blower. The bathroom circulation air passage that blows the collected air from the air outlet on the bathroom side to the bathroom, the bathroom heater provided in the bathroom circulation air passage, the opening area of the ventilation air passage, and the opening area of the bathroom circulation air passage. The second housing includes a second blower that blows air in another room sucked from the suction port on the other room side, and an air that is sucked in by the second blower. The bathroom heater / dryer detects the temperature of the bathroom, comprising a ventilation air passage in the other room that blows out from the air outlet on the other room side to the other room and a heater in the other room provided in the circulation air passage in the other room. The control means includes a bathroom temperature sensor for ventilating and another room temperature sensor for detecting the temperature of the other room, and the control means has a two-room linked heating mode and a bathroom circulation mode, and the two-room linked heating mode. Partially secures the opening area of the ventilation air passage by the air passage switching means, performs partial ventilation to ventilate a part of the air in the bathroom, and uses the air passage switching means to provide the ventilation air passage. The opening area is set to less than one-third of the sum of the opening areas of the ventilation air passage and the bathroom circulation air passage, and the air in the bathroom heated by the bathroom heater is circulated to the bathroom, and the other When the air in the other room heated by the room heater is circulated to the other room and the bathroom temperature detected by the bathroom temperature sensor is lower than the other room temperature detected by the other room temperature sensor, the other room The output of the bathroom heater is controlled to be larger than the output of the heater, and a part of the air in the other room is provided through the communication port provided between the bathroom and the other room by the partial ventilation. In the bathroom circulation mode, when the bathroom temperature is higher than the temperature of the other room, the ventilation air passage is closed and the bathroom circulation air passage is opened by the air passage switching means. Te, circulating air in the bathroom, which is heated by the bath heater to the bathroom, Ru Oh in modes.

According to the bathroom heater / dryer of the present invention, the bathroom and other rooms adjacent to the bathroom can be efficiently heated.

Schematic diagram showing a bathroom in which a bathroom heater / dryer is installed and another adjacent room. The schematic diagram which shows the blow-out panel on the other room side. The block diagram which shows the electric composition of the bathroom heater / dryer. A flowchart showing the operation of the bathroom heater / dryer. A flowchart showing the operation of the bathroom heater / dryer. A flowchart showing the operation of the bathroom heater / dryer. A flowchart showing the operation of the bathroom heater / dryer. A flowchart showing the operation of the bathroom heater / dryer. A flowchart showing the operation of the bathroom heater / dryer. A flowchart showing the operation of the bathroom heater / dryer. The schematic diagram which shows the operation of the bathroom heater / dryer. The schematic diagram which shows the operation of the bathroom heater / dryer. The schematic diagram which shows the operation of the bathroom heater / dryer. The schematic diagram which shows the operation of the bathroom heater / dryer.

Hereinafter, an embodiment of the bathroom heater / dryer will be described with reference to the drawings.

As shown in FIG. 1, a first housing 3 and a second housing 4 constituting a bathroom heater / dryer are installed in the ceiling 2 of the bathroom 1. A first blower 5 in which a fan is rotationally driven by a motor is provided in the first housing 3. Then, when the first blower 5 is activated, the air in the bathroom 1 is sucked into the first housing 3 from the bathroom side suction port 6 that opens into the bathroom 1 on the lower surface of the first housing 3.

The first housing 3 is branched from a bathroom circulation air passage 8 that communicates with the air outlet of the first blower 5 and communicates with a bathroom side air outlet 7 that opens toward the bathroom 1 and a bathroom circulation air passage 8. A ventilation air passage 10 communicating with a ventilation outlet 9 that opens to the outside of the bathroom 1 is provided.

At the branch portion between the bathroom circulation air passage 8 and the ventilation air passage 10, an air passage switching damper 11 is provided as an air passage switching means. The air passage switching damper 11 is rotated by the driving force of the motor, and the opening areas of the bathroom circulation air passage 8 and the ventilation air passage 10 are adjusted based on the rotation operation. Then, the amount of air blown from the first blower 5 to the bathroom circulation air passage 8 and the ventilation air passage 10 is adjusted.

The bathroom circulation air passage 8 is provided with a bathroom heater 12 in the vicinity of the bathroom side air outlet 7. The bathroom heater 12 heats the air blown into the bathroom 1 from the bathroom side outlet 7.

In the first housing 3, a bathroom temperature sensor 13 is provided in the vicinity of the bathroom side suction port 6, detects the temperature of the air sucked from the bathroom 1, and sends the detection signal above the first housing 3. It is output to the control means 14 provided.

A second blower 15 in which a fan is rotationally driven by a motor and a circulation air passage 17 in another room are provided in the second housing 4. The second blower 15 sucks the air in the other room 16 such as the dressing room adjacent to the bathroom 1, and blows the sucked air to the other room 16 through the circulation air passage 17 in the other room.

A suction port 18 on the other room side is provided at one end of the circulation air passage 17 on the other room side, and the suction port 18 on the other room side is opened to the other room 16 via a communication pipe 19. An outlet 20 on the other chamber side is formed at the other end of the circulation air passage 17 in the other chamber, and the outlet 20 on the other chamber side is opened to the other chamber 16 via a communication pipe 21.

In the other room circulation air passage 17, the other room temperature sensor 22 is provided in the vicinity of the other room side suction port 18, detects the temperature of the air sucked from the other room 16, and outputs the detection signal to the control means 14. do.

Further, in the other room circulation air passage 17, the other room heater 23 is provided in the vicinity of the other room side air outlet 20. The other room heater 23 heats the air blown from the other room side air outlet 20 into the other room 16.

Further, below the other room 16, a slab that enables air to flow between the other room 16 and the bathroom 1 is provided as a communication port 28.

As shown in FIG. 2, in the other room 16, the other room side blowing panel 24 is provided at the opening of the communication pipe 21, and the other room side blowing panel 24 is provided with the wind direction switching portion 25. The wind direction switching unit 25 is provided with a louver 26 whose angle can be adjusted by the operation of a motor. Then, when the angle of the louver 26 is rotated to the state shown in FIG. 2 by the motor controlled by the control means 14, the air blown from the communication pipe 21 is directed diagonally downward of the communication port 28, that is, the other chamber 16. It is blown.

As shown in FIG. 1, an operation unit 27 is provided on the wall surface of the other room 16. The operation unit 27 is used when starting the bathroom heater / dryer or making various settings such as an operation mode, and the operation signal is output to the control means 14.

Next, the electrical configuration of the bathroom heater / dryer as described above will be described with reference to FIG.

An operation unit 27 is connected to the control means 14, and the control means 14 operates in a two-room cooperative heating mode, a bathroom circulation mode, a bathroom drying mode, a pure ventilation mode, and 2 based on a preset program. Performs control operations such as room independent heating mode. Further, the control means 14 is equipped with a timer for measuring the operation time in each mode.

The control means 14 is connected to the first blower 5, the air passage switching damper 11, the bathroom heater 12, and the bathroom temperature sensor 13 in the first housing 3, and in each of the above modes, these are based on a preset program. It controls and receives the detection signal of the bathroom temperature sensor 13.

The control means 14 is connected to the second blower 15 in the second housing 4, the other room temperature sensor 22, and the other room heater 23, and in each of the above modes, these are controlled based on a preset program, and the like. Receives the detection signal of the room temperature sensor 22.

The control means 14 is connected to the wind direction switching unit 25, and controls the angle of the louver 26 based on a preset program in each of the above modes.

Next, the operation of the bathroom heater / dryer configured as described above will be described.

[Two-room linked heating mode]
In the two-room cooperative heating mode, the ratio of the opening area of the ventilation air passage 10 and the bathroom circulation air passage 8 is set to 1: 9 by the air passage switching damper 11, and the other room heater 23 is partially ventilated in the bathroom 1. This is a mode in which the air of the other room 16 heated by the above is introduced into the bathroom 1 to heat the bathroom 1.

FIG. 4 shows a case where a bathroom heater / dryer equipped with a bathroom temperature sensor 13 and another room temperature sensor 22 operates in a two-room cooperative heating mode. When the two-chamber cooperative heating mode is started by the operation of the operation unit 27 by the operator, the air passage switching damper 11 is controlled by the control means 14, and the ratio of the opening areas of the ventilation air passage 10 and the bathroom circulation air passage 8 is increased. It is controlled to be 1: 9. Further, the first blower 5 and the second blower 15 are operated, and the bathroom heater 12 and the other room heater 23 are operated with the same output (step 1).

Then, as shown in FIG. 1, the air sucked from the bathroom 1 by the first blower 5 is blown from the bathroom circulation air passage 8 into the bathroom 1 as the bathroom circulation air A1, and is also blown into the bathroom 1 as the ventilation air passage A2. Ventilation is performed from 10 to the outside of bathroom 1. The air volume ratio of the bathroom circulating air A1 and the ventilation air A2 is 9: 1. The bathroom circulating air A1 is heated by the bathroom heater 12 and blown into the bathroom 1.

Further, by the operation of the second blower 15, the air sucked from the other room 16 is heated by the other room heater 23 and blown to the other room 16 as the other room circulating air A3. At this time, the louver 26 of the wind direction switching portion 25 is rotated in an oblique direction as shown in FIG. 2, and the other chamber circulating air A3 is blown from the wind direction switching portion 25 toward the lower side of the other chamber 16, that is, the communication port 28. NS.

Further, since the ventilation air A2 blows a negative pressure in the bathroom 1, a part of the circulation air A3 in the other room 16 flows into the bathroom 1 as the negative pressure air A4 from the communication port 28. Therefore, the air in the bathroom 1 is heated in cooperation with the bathroom heater 12 and the other room heater 23.

In this state, the control means 14 compares the bathroom temperature with the other room temperature based on the detection signals of the bathroom temperature sensor 13 and the other room temperature sensor 22 (step 2). Then, when the bathroom temperature is higher than the temperature of the other room, the operation of step 1 is continued.

If the bathroom temperature is lower than the temperature of the other room 16 in step 2, the process proceeds to step 3 and the control means 14 is operated with the output ratio of the bathroom heater 12 and the other room heater 23 set to 2: 1. As a result, the air in the bathroom 1 is rapidly heated.

Then, the control means 14 terminates the two-chamber cooperative heating mode after the operation of step 2 is continued for a predetermined time by the timer (step 4).

[Bathroom circulation mode]
FIG. 5 shows a case where the bathroom heater / dryer operates in the bathroom circulation mode. When the bathroom circulation mode is selected by the operation of the operation unit 27 by the operator, the control means 14 operates the air passage switching damper 11 to close the ventilation air passage 10, and the ventilation air passage 10 and the bathroom circulation air passage 8 are closed. The ratio of the opening area is 0:10. Then, the first blower 5 and the bathroom heater 12 are operated (step 5).

Then, as shown in FIG. 11, the air sucked from the bathroom 1 by the first blower 5 is heated by the bathroom heater 12 and blown into the bathroom 1 as the bathroom circulating air A1. The air in the bathroom 1 is heated by such an operation.

Then, when the preset predetermined time elapses, the bathroom circulation mode is terminated (step 6).

In step 5, the second blower 15 and the other room heater 23 may be operated to heat the air in the other room 16. In this case, the output ratio of the bathroom heater 12 and the other room heater 23 is set to 1: 1.

[Two-room linked heating mode + bathroom circulation mode]
FIG. 6 shows an operation when the bathroom heater / dryer automatically switches from the two-room cooperative heating mode to the bathroom circulation mode based on the bathroom temperature and the temperature of another room.

After the two-chamber cooperative heating mode is started in the same operation as in step 1 shown in FIG. 4 (step 7), the control means 14 sets the bathroom temperature based on the detection signals of the bathroom temperature sensor 13 and the other room temperature sensor 22. Compare the temperatures of other rooms (step 8). Then, when the bathroom temperature is lower than the temperature of the other room, the operation of step 7, that is, the operation of the two-room cooperative heating mode is continued.

In this state, as shown in FIG. 12, the air sucked from the bathroom by the first blower 5 is blown from the bathroom circulation air passage 8 into the bathroom 1 as the bathroom circulation air A1, and is also ventilated as the ventilation air A2. Ventilation is performed from the road 10 to the outside of the bathroom 1. The air volume ratio of the bathroom circulating air A1 and the ventilation air A2 is 9: 1. The bathroom circulating air A1 is heated by the bathroom heater 12 and blown into the bathroom 1.

Further, by the operation of the second blower 15, the air sucked from the other room 16 is heated by the other room heater 23 and blown to the other room 16 as the other room circulating air A3. At this time, the louver 26 of the wind direction switching portion 25 is rotated in an oblique direction, and the other chamber circulating air A3 is blown from the wind direction switching portion 25 toward the communication port 28, that is, the lower side of the other chamber 16. Since the inside of the bathroom 1 becomes negative pressure due to the ventilation, a part of the other room circulating air A3 in the other room 16 flows into the bathroom 1 as the negative pressure air A4 from the communication port 28. Therefore, the air in the bathroom 1 is heated in cooperation with the bathroom heater 12 and the other room heater 23.

If the bathroom temperature is higher than the temperature of the other room in step 8, the operation of the two-room cooperative heating mode is terminated, and the bathroom circulation mode is entered.

Then, in step 9, the same control as in step 5 shown in FIG. 5 is performed, and after the preset predetermined time has elapsed, the bathroom circulation mode is terminated (step 10).

When the bathroom temperature becomes higher than the temperature of the other room due to such an operation, the air in the bathroom 1 is quickly heated by shifting to the operation of the bathroom circulation mode shown in FIG.

[Bathroom circulation mode + high-speed heating in other rooms]
FIG. 7 shows an operation when the bathroom heater / dryer has a function of heating the other room 16 at high speed in the bathroom circulation mode.

When the operation of the bathroom circulation mode is started, the same control is performed in step 5 shown in FIG. 5 in step 11. In step 11, the other room heater 23 is operated with the same output as the bathroom heater 12.

In this state, the control means 14 compares the bathroom temperature with the other room temperature based on the detection signals of the bathroom temperature sensor 13 and the other room temperature sensor 22 (step 12). Then, when the bathroom temperature is lower than the temperature of the other room, the operation of step 11, that is, the operation of the bathroom circulation mode is continued.

If the bathroom temperature is higher than the temperature of the other room in step 12, the process proceeds to step 13. That is, while the heating operation on the bathroom 1 side is continued, the output of the other room heater 23 is operated as twice that of the bathroom heater 12.

Then, after the preset predetermined time has elapsed, the bathroom circulation mode is terminated (step 14).

As a result of such an operation, when the temperature of the bathroom 1 becomes higher than the temperature of the other room 16 in the bathroom circulation mode, the temperature of the other room 16 is quickly raised by increasing the output of the other room heater 23.

[Pure ventilation mode]
FIG. 8 shows the operation of the bathroom heater / dryer in the pure ventilation mode. When the pure ventilation mode is started, the air passage switching damper 11 is controlled by the control means 14 so that the ratio of the opening areas of the ventilation air passage 10 and the bathroom circulation air passage 8 is 10: 0. Further, the first blower 5 is operated, the second blower 15 is stopped, and the bathroom heater 12 and the other room heater 23 are stopped (step 15).

Then, as shown in FIG. 14, all the air sucked from the bathroom 1 by the first blower 5 is ventilated from the ventilation air passage 10 to the outside of the bathroom 1 as the ventilation air A2, and the inside of the bathroom 1 becomes a negative pressure. Therefore, the negative pressure air A4 flows into the bathroom 1 from the other room 16 through the communication port 28.

Then, the control means 14 terminates the pure ventilation mode after the operation of step 15 is continued for a predetermined time by the timer (step 16). By such an operation, the air in the bathroom 1 is ventilated.

[2 room independent heating mode + 2 room linked heating mode]
FIG. 9 shows an operation when the bathroom heater / dryer automatically switches from the two-chamber independent heating mode to the two-chamber cooperative heating mode based on the bathroom temperature and the temperature of the other room.

When the two-chamber independent heating mode is started, the air passage switching damper 11 is controlled by the control means 14 so that the ratio of the opening areas of the ventilation air passage 10 and the bathroom circulation air passage 8 is 0:10. .. Further, the first blower 5 and the second blower 15 are operated, and the bathroom heater 12 and the other room heater 23 are operated with the same output (step 17).

Then, all the air sucked from the bathroom 1 by the first blower 5 is blown into the bathroom 1 from the bathroom circulation air passage 8 as the bathroom circulation air A1. The bathroom circulating air A1 is heated by the bathroom heater 12 and blown into the bathroom 1.

Further, by the operation of the second blower 15, the air sucked from the other room 16 is heated by the other room heater 23 and blown to the other room 16 as the other room circulating air A3. By such an operation, the bathroom 1 and the other room 16 are independently heated by the bathroom heater 12 and the other room heater 23, respectively.

In this state, the control means 14 compares the bathroom temperature with the other room temperature based on the detection signals of the bathroom temperature sensor 13 and the other room temperature sensor 22 (step 18). Then, when the bathroom temperature is higher than the temperature of the other room, the operation of step 17 is continued.

In step 18, when the bathroom temperature is lower than the temperature of the other room, the two-room independent heating mode is terminated and the mode shifts to the two-room cooperative heating mode.

Then, similarly to step 1 shown in FIG. 4, the air passage switching damper 11 is controlled by the control means 14 so that the ratio of the opening areas of the ventilation air passage 10 and the bathroom circulation air passage 8 is 1: 9. NS. Further, the first blower 5 and the second blower 15 are operated, and the bathroom heater 12 and the other room heater 23 are operated with the same output (step 19).

Then, as shown in FIG. 1, the air sucked from the bathroom 1 by the first blower 5 is blown from the bathroom circulation air passage 8 into the bathroom 1 as the bathroom circulation air A1, and is also blown into the bathroom 1 as the ventilation air passage A2. Ventilation is performed from 10 to the outside of bathroom 1. The air volume ratio of the bathroom circulating air A1 and the ventilation air A2 is 9: 1. The bathroom circulating air A1 is heated by the bathroom heater 12 and blown into the bathroom 1.

Further, by the operation of the second blower 15, the air sucked from the other room 16 is heated by the other room heater 23 and blown to the other room 16 as the other room circulating air A3. At this time, the louver 26 of the wind direction switching portion 25 is rotated in an oblique direction as shown in FIG. 2, and the other chamber circulating air A3 is blown from the wind direction switching portion 25 toward the lower side of the other chamber 16, that is, the communication port 28. NS.

Further, since the ventilation air A2 blows a negative pressure in the bathroom 1, a part of the circulation air A3 in the other room 16 flows into the bathroom 1 as the negative pressure air A4 from the communication port 28. Therefore, the air in the bathroom 1 is heated in cooperation with the bathroom heater 12 and the other room heater 23.

Then, the control means 14 terminates the two-chamber cooperative heating mode after the operation of step 19 is continued for a predetermined time by the timer (step 20).

By such an operation, when the bathroom temperature is higher than the temperature of the other room, the bathroom 1 and the other room 16 are independently heated by the bathroom heater 12 and the other room heater 23, so that the bathroom 1 is quickly heated. NS.

When the bathroom temperature is lower than the temperature of the other room, the bathroom 1 is quickly heated by the bathroom heater 12 and the other room heater 23.

[Bathroom drying mode]
FIG. 10 shows the operation of the bathroom heater / dryer in the bathroom drying mode.

When the bathroom drying mode is started, the air passage switching damper 11 is controlled by the control means 14 so that the ratio of the opening areas of the ventilation air passage 10 and the bathroom circulation air passage 8 is 1: 2. Further, the first blower 5 is operated, the second blower 15 is stopped, the bathroom heater 12 is operated, and the other room heater 23 is stopped (step 21).

Then, as shown in FIG. 13, the air sucked from the bathroom 1 by the first blower 5 is blown from the bathroom circulation air passage 8 into the bathroom 1 as the bathroom circulation air A1, and is also blown into the bathroom 1 as the ventilation air passage A2. Ventilation is performed from 10 to the outside of bathroom 1. The air volume ratio of the bathroom circulating air A1 and the ventilation air A2 is 2: 1. The bathroom circulating air A1 is heated by the bathroom heater 12 and blown into the bathroom 1.

Further, since the inside of the bathroom 1 becomes a negative pressure due to the ventilation air A2, the air in the other room 16 flows into the bathroom 1 as the negative pressure air A4 from the communication port 28. Therefore, the air in the bathroom 1 is heated by the bathroom heater 12 and ventilated to reduce the humidity and dry.

Then, the control means 14 ends the bathroom drying mode after the operation of step 21 is continued for a predetermined time by the timer (step 22).

In the bathroom heater / dryer as described above, the following effects can be obtained.

(1) In the two-room cooperative heating mode, the air in the bathroom 1 can be heated by the bathroom heater 12, and a part of the heated air in the other room 16 can be introduced into the bathroom 1 from the communication port 28. can. Therefore, since the air in the bathroom 1 can be heated based on the outputs of the bathroom heater 12 and the other room heater 23, the heating efficiency and the heating speed of the bathroom 1 can be improved.

(2) In the two-room cooperative heating mode, when the bathroom temperature is lower than the temperature of the other room, the output of the bathroom heater 12 can be made larger than the output of the other room heater 23. Therefore, since the outputs of the bathroom heater 12 and the other room heater 23 can be adjusted according to the bathroom temperature and the other room temperature, the heating efficiency and heating speed of the bathroom 1 can be improved, and the bathroom temperature can be adjusted to the other room. When the temperature is higher than the temperature, unnecessary power consumption can be suppressed by suppressing the output of the other room heater 23.

(3) In the bathroom circulation mode, the ventilation air passage 10 can be closed, all the air sucked from the bathroom 1 by the first blower 5 can be heated by the bathroom heater 12, and then blown into the bathroom 1. Therefore, the bathroom 1 can be heated quickly.

(4) In the mode of shifting from the two-room linked heating mode to the bathroom circulation mode, when the bathroom temperature is higher than the other room temperature, the two-room linked heating mode can be switched to the bathroom circulation mode, so that the bathroom 1 should be heated promptly. Can be done.

(5) In the bathroom circulation mode, when the bathroom temperature is higher than the other room temperature, the output of the other room heater 23 can be made larger than that of the bathroom heater 12. Therefore, the heating speed of the other room 16 can be improved.

(6) In the two-chamber cooperative heating mode, the air blown from the outlet panel 24 on the other room side can be blown downward by the louver 26 of the wind direction switching unit 25 toward the communication port 28. Therefore, the air heated by the heater 23 in the other room can be efficiently blown into the bathroom 1 from the communication port 28.

(7) In the two-room cooperative heating mode, the opening area of the ventilation air passage 10 by the air passage switching damper 11 is 1 to 20% of the total opening area of the ventilation air passage 10 and the bathroom circulation air passage 8, so that ventilation is performed. While securing the air passage 10, it is possible to sufficiently secure the opening area of the bathroom circulation air passage 8.

(8) In the bathroom drying mode, ventilation is performed from the ventilation air passage 10 by setting the opening area of the ventilation air passage 10 to one-third or more of the total opening area of the ventilation air passage 10 and the bathroom circulation air passage 8. The air volume can be increased. Therefore, the amount of air flowing from the other room 16 to the bathroom 1 can be increased, and the humidity in the bathroom 1 can be efficiently lowered.

(9) In the pure ventilation mode, the opening area of the ventilation air passage 10 can be the total of the opening areas of the ventilation air passage 10 and the bathroom circulation air passage 8, that is, 100%. All of the blown air can be guided to the ventilation air passage 10. Therefore, ventilation or humidity reduction in the bathroom 1 can be performed promptly.

(10) In the two-room independent heating mode, when the bathroom temperature is lower than the temperature of the other room, it is possible to shift from the two-room independent heating mode to the two-room linked heating mode. Therefore, by blowing the heated air from the other room 16 into the bathroom 1, the heating efficiency and heating speed of the bathroom 1 can be improved.

The above embodiment may be changed as follows.

-In the two-room cooperative heating mode, the opening area of the ventilation air passage 10 is preferably about 10% of the sum of the opening areas of the ventilation air passage 10 and the bathroom circulation air passage 8. That is, it is desirable that the content is within the range of 1 to 20% or 5 to 15%.

-The first housing 3 and the second housing 4 may have an integrated structure partitioned by a partition wall. That is, the first blower 5 and the second blower 15 may be housed in one housing, and the first blower 5 and the second blower 15 may be partitioned by a partition plate. In this case, it can be considered that the first housing 3 and the second housing 4 are provided in one housing. That is, the first housing 3 and the second housing 4 share a partition plate, and in one housing, one side is the first housing 3 and the other side is the second housing 4 with reference to the partition plate. Can be thought of as.

The communication port 28 may utilize a gap formed around the door between the bathroom and the other room, in addition to the slab provided below the other room 16.

-In the bathroom drying mode, clothes can be dried in the bathroom 1.

-The first housing 3 and the second housing 4 do not have to be integrated as long as they are electrically connected, and may be provided apart from each other.

Although the bathroom heater / dryer according to the present invention has been described above based on the embodiment, the present invention is not limited to the embodiment. As long as the gist of the present invention is not deviated, various modifications that can be conceived by those skilled in the art are applied to the present embodiment, and a form constructed by combining components in different embodiments is also included in the scope of the present invention. ..

The bathroom heater / dryer according to the present invention can be used for heating in a bathroom, ventilation, drying in a bathroom (for example, drying laundry), heating of another room adjacent to the bathroom, and the like.

1 Bathroom 3 1st housing 4 2nd housing 5 1st blower 6 Bathroom side suction port 7 Bathroom side air outlet 8 Bathroom circulation air passage 9 Ventilation air outlet 10 Ventilation air passage 11 Air passage switching damper 12 Bathroom heater 13 Bathroom temperature Sensor 14 Control means 15 Second blower 16 Other room 17 Other room circulation air passage 18 Other room side suction port 20 Other room side air outlet 22 Other room temperature sensor 23 Other room heater 24 Other room side air outlet panel 25 Wind direction switching unit 27 Operation Department 28 Communication port

Claims (7)

A bathroom heater / dryer provided with a first housing, a second housing, and control means.
The first housing is
The first blower that blows the bathroom air sucked in from the bathroom side suction port,
A ventilation air passage that blows out the air sucked by the first blower from the ventilation outlet to the outside,
A bathroom circulation air passage that blows the air sucked by the first blower from the bathroom side outlet to the bathroom, and
The bathroom heater provided in the bathroom circulation air passage and
An air passage switching means for switching the ratio between the opening area of the ventilation air passage and the opening area of the bathroom circulation air passage, and
With
The second housing is
The second blower that blows the air in the other room sucked in from the suction port on the other room side,
The other chamber circulation air passage that blows the air sucked by the second blower from the outlet on the other chamber side to the other chamber,
With the other room heater provided in the other room circulation air passage,
With
The bathroom heater / dryer
A bathroom temperature sensor that detects the temperature of the bathroom and
The other room temperature sensor that detects the temperature of the other room and
With
The control means
Two-room linked heating mode and
Bathroom circulation mode and
Have,
The two-room cooperative heating mode is
A part of the opening area of the ventilation air passage is secured by the air passage switching means, and partial ventilation for ventilating a part of the air in the bathroom is performed.
The opening area of the ventilation air passage is made less than one-third of the sum of the opening areas of the ventilation air passage and the bathroom circulation air passage by the air passage switching means, and the bathroom heater is used to heat the ventilation air passage. The air in the bathroom is circulated to the bathroom,
The air in the other room heated by the heater in the other room is circulated to the other room.
When the bathroom temperature detected by the bathroom temperature sensor is lower than the other room temperature detected by the other room temperature sensor, the output of the bathroom heater is controlled to be larger than the output of the other room heater.
Due to the partial ventilation, a part of the air in the other room flows into the bathroom through the communication port provided between the bathroom and the other room.
It is a mode called
The bathroom circulation mode is
When the bathroom temperature is higher than the other room temperature
The ventilation air passage is closed and the bathroom circulation air passage is opened by the air passage switching means, and the air in the bathroom heated by the bathroom heater is circulated to the bathroom.
Bathroom heater / dryer in this mode. The control means
The bathroom heater / dryer according to claim 1, wherein in the bathroom circulation mode, when the bathroom temperature is higher than the other room temperature, the output of the other room heater is controlled to be larger than the output of the bathroom heater. Downstream of the outlet on the other room side, an outlet panel on the other room side having a wind direction switching unit for changing the direction of the air blown to the other room is provided.
The control means
The bathroom heating / drying according to claim 1 or 2, wherein in the two-chamber cooperative heating mode, the direction of the wind direction switching unit is controlled so that the air blown from the other room side blowing panel to the other room faces the communication port. Machine. The control means
In the two-chamber cooperative heating mode, the air passage switching means is such that the opening area of the ventilation air passage is 1% to 20% with respect to the sum of the opening areas of the ventilation air passage and the bathroom circulation air passage. The bathroom heater / dryer according to any one of claims 1 to 3. The control means
It also has a bathroom drying mode,
The bathroom drying mode is
By the air passage switching means, the opening area of the ventilation air passage is reduced to one-third or more of the sum of the opening areas of the ventilation air passage and the bathroom circulation air passage.
The bathroom air heated by the bathroom heater is circulated to the bathroom, and the non-circulated bathroom air is ventilated.
A part of the air in the other room flows into the bathroom through the communication port.
The bathroom heater / dryer according to any one of claims 1 to 4, which is the mode. The control means
It also has a pure ventilation mode,
The pure ventilation mode is
The air passage switching means is controlled so that the opening area of the ventilation air passage is 100% with respect to the sum of the opening areas of the ventilation air passage and the bathroom circulation air passage.
The bathroom heater / dryer according to any one of claims 1 to 5, which is the mode. The bathroom circulation mode is
Including 2 independent heating modes
The two-room independent heating mode is
The ventilation air passage is closed and the bathroom circulation air passage is opened by the air passage switching means, and the air in the bathroom heated by the bathroom heater is circulated to the bathroom.
The air in the other room heated by the heater in the other room is circulated to the other room.
It is a mode called
The control means
After the two-chamber independent heating mode is selected by the operator, if the bathroom temperature detected by the bathroom temperature sensor is lower than the other room temperature detected by the other room temperature sensor, the two-chamber independent heating mode is selected. The bathroom heater / dryer according to any one of claims 1 to 6, which shifts to a two-room cooperative heating mode.

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