JP2002267220A - Unit room - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a unit room wherein in a unit room in which a fan apparatus and an acoustic apparatus are installed, when a user hears a sound with the acoustic apparatus during the operation of the fan, the troublesomeness faced by the user who must perform switching operation of the acoustic apparatus to enjoy better sound is eliminated. SOLUTION: In a unit room comprising a fan for ventilating or circulating air, a fan revolution control device for controlling on/off and revolutions of an fan, and an acoustic device when acoustic effect is predicted from the acoustic device, the fan is brought into prescribed speed of revolution or is interrupted.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fan unit for ventilation and air circulation, and a unit room in which a sound generator is installed.

[0002]

2. Description of the Related Art Conventionally, in a unit room constituting a part of a residential space, a fan is installed for the purpose of ventilation and circulation of air in the unit room. For example, in a bathroom as a unit room, a ventilation fan that discharges high-humidity air in the bathroom to the outside, a bathroom heating / dryer that further includes a circulation fan and a heater to dry and heat the bathroom, and the like are known. . In addition, generally, a ventilation fan for ventilating a room is attached to each of a washroom, a kitchen, and a toilet.

[0003] On the other hand, in the past, the place of relaxation in a house was a living room or a bedroom, but there has been a growing demand for relaxation in other unit rooms.
Various relaxation functions are incorporated in each unit room. In those relaxation functions,
In order to listen to your favorite music and relax, speakers and audio devices are installed in each unit room to enable you to enjoy sound in the unit room.

[0004]

However, when listening to sound such as music in a unit room where a fan is installed, the following problems may occur.

[0005] In a bathroom or a toilet, a switch of a ventilation fan is often installed outside the room, and in a kitchen or a lavatory, even if the switch is in a room, the switch may be away from a position where a user is. When trying to listen to music in such a state, if the user feels it is difficult to hear the music due to the noise of the ventilation fan and wants to stop the ventilation fan or reduce the rotation speed, `` The ventilation fan switch is out of the room Some troubles such as "you have to go out of the room to operate the switch for a certain reason" and "put off the switch operation and listen to music that is difficult to listen to". Also, even if the switch is relatively close to the room, "turn on the music. Then the noise of the fan made it difficult to listen to the music. So I operated the fan switch and stopped the fan."
Such a series of operations is troublesome, and there is a problem that the relaxing effect by listening to music is reduced.

[0006] On the other hand, if the fan operation is started while listening to music or the like with the audio device, it is difficult to listen to music due to the noise of the fan. The series of operations of "increase the volume" is also troublesome, and may reduce the relaxing effect.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a unit room in which a fan device and an audio device are installed, in which sound is heard by the audio device during operation of the fan. Another object of the present invention is to provide a unit room in which a user does not have to perform a switch operation of a fan or an audio device, and the sound can be more easily heard.

[0008]

Means for Solving the Problems and Action / Effect To attain the above object, the invention according to claim 1 provides a fan for ventilating or circulating air, and an on / off switch for the fan
In a unit room composed of a fan rotation control device that controls off and rotation speed, and a sound generation device, the fan rotation control device sets the fan to a predetermined rotation speed based on the start of operation of the sound generation device. Characterized by being lowered or stopped. According to the present invention, when the power supply on switch or the operation start switch of the sound generation device is turned on to start sound generation, the fan is stopped or the fan is rotated without the troublesome operation of operating the fan switch. The number can be reduced, the noise from the fan is reduced, and the sound becomes easier to hear.

According to a second aspect of the present invention, a fan for ventilating or circulating air, a fan rotation control device for controlling on / off of the fan and controlling the number of revolutions, and a sound generating device are provided. Unit room
When the operation of generating the sound is detected, the fan rotation control device reduces or stops the fan to a predetermined rotation speed. According to the present invention, when the operation of the sound generation device is detected by means such as sound generation detection for a predetermined time or longer, the fan is stopped or the number of rotations of the fan is reduced without performing the troublesome operation of operating the fan switch. The noise can be reduced, and the sound can be heard more easily.

According to a third aspect of the present invention, the fan rotation control device includes a fan rotation speed storage unit for storing a fan rotation speed immediately before the fan is reduced to a predetermined rotation speed or stopped. When the sound of the apparatus is stopped, the fan is rotated at the fan speed stored in the fan speed storage means. According to the present invention, when the sound stops, it is possible to return to the fan operation before the sound is generated. Therefore, the problem that the purpose of the entire fan driving operation is terminated on the way by the act of listening to the sound is eliminated.

According to a fourth aspect of the present invention, the fan is rotated at the fan speed stored in the fan speed storage means after a predetermined on-delay time elapses from the time when the sound is stopped. . ADVANTAGE OF THE INVENTION According to this invention, when the on / off of the start switch of a sound generation apparatus is repeated complicatedly, the on / off of a fan prevents a "buzz" from producing | generating in conjunction with this. Thus, it is possible to eliminate a situation in which the user does not like the occurrence of a “beat” and hesitates to repeat the ON / OFF of the voice generating device.

According to a fifth aspect of the present invention, a fan for ventilating or circulating air, a fan rotation control device for controlling on / off of the fan and controlling the number of revolutions, and a sound generating device are provided. Unit room
The volume level of the sound generator is increased based on the start of the rotation operation of the fan. According to the present invention, when the operation start switch of the fan rotation control device is turned on to start the operation of the fan, without performing the cumbersome operation of operating the switch of the sound generation device,
The volume can be increased, and the sound becomes easier to hear.

[0013] The invention according to claim 6 comprises a fan for ventilating or circulating air, a fan rotation control device for controlling on / off of the fan and the number of rotations, and a sound generating device. Unit room
When the rotation operation of the fan is detected, the volume level of the sound generator is increased. According to the present invention, when the operation of the fan is detected by means such as fan rotation sound detection for a predetermined time or longer, the volume can be increased without performing the troublesome operation of operating the operation switch of the audio device, Sound becomes easier to hear.

According to a seventh aspect of the present invention, the sound generating device includes a volume level storage unit for storing a volume level immediately before increasing the volume level, and the volume level storage unit when the fan is stopped. The sound is generated at the sound volume level stored in the. ADVANTAGE OF THE INVENTION According to this invention, when a fan stops, it can return to the volume level before a fan rotation operation. Therefore, it is possible to solve the problem that the sound volume remains high even though there is no noise due to the rotation of the fan.

The invention according to claim 8 is characterized in that sound is generated at a sound volume level stored in the sound volume level storage means after a predetermined on-delay time has elapsed from the time of stopping the fan. According to the present invention, it is possible to solve the problem that when the on / off operation of the fan rotation operation is repeatedly performed in a complicated manner, the sound volume of the audio device is increased or decreased in conjunction with this, making it difficult to hear the sound. be able to.

According to a ninth aspect of the present invention, the unit room comprises a bathroom space, a washroom space, a kitchen space, or a toilet space. According to the present invention, in a bathroom space, when a user tries to listen to music while bathing in a strong heating operation of a bathroom heating / drying machine, the user does not need to operate a switch of the bathroom heating / drying machine outside the bathroom. The heater / dryer operates weakly, reducing the noise of the fan and making it easier to listen to music. In a washroom space or a kitchen space, when a user tries to listen to music in each space while the ventilation fan is operating, the trouble of turning off the ventilation fan is eliminated. Also, when listening to music in the toilet space, the user can easily listen to the music without having to go out of the toilet and switch off the ventilation fan.

[0017]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

FIG. 1 shows a configuration diagram of a unit room of the present invention. A fan 2 for ventilation and air circulation of the unit room 1 is installed in the unit room 1, and a fan rotation control device 3 is connected to the fan 2. The fan rotation control device 3 includes a fan operation unit 6, a microcomputer 7, a fan output unit 4, and a fan rotation number input unit 5.

The fan rotation speed input means 5 supplies a pulse having a frequency corresponding to the rotation speed of the fan 2 to the microcomputer 7 using a Hall IC or the like. The microcomputer 7 can calculate the number of rotations of the fan 2 from the frequency of the pulse and store it in a memory inside the microcomputer 7.

When a pulse having an arbitrary pulse width is output from the PWM output port of the microcomputer 7 to the fan output means 4, the fan output means 4 supplies a voltage corresponding to the pulse width to the fan 2, and the fan 2 The motor rotates at a rotation speed corresponding to the voltage. Therefore, the microcomputer 7 can control the rotation speed of the fan 2 by changing the pulse width of the PWM output.

The user can operate the fan 2 by the fan operation means 6. That is, the microcomputer 7 controls ON / OFF of the fan 2 and control of the number of rotations based on the operation content of the user.

On the other hand, a sound generating device 8 is installed in the unit room 1 so that a user can listen to music or the like via a speaker 9 in the unit room 1. The sound generator 8 includes a speaker 9, a sound source 10, a sound controller 1,
1 and sound operation means 12.

The sound source means 10 extracts and amplifies an acoustic signal from a sound source such as a music CD, and supplies the amplified sound signal to the speaker 9. Instead of the sound source means 10, a sound signal may be input from a sound source such as a CD player installed outside the sound generating device 8 and supplied to a speaker.

The sound operation means 12 includes the sound operation panel 14 shown in FIG. 2, and a user can operate the operation of the voice generating device 8 through the sound operation panel 14. On the acoustic operation panel 14, a drive on / off switch 15, a start switch 16, a stop switch 17, a volume minus switch 18, and a volume plus switch 19 are arranged. When the operation on / off switch 15 is depressed in the operation off state, the operation is turned on and the power of the sound generating device 8 is turned on,
Operable. Conversely, when the operation on / off switch 15 is pressed in the operation on state, the power of the sound generator 8 is turned off and the operation is turned off. Further, when the start switch 16 is depressed in the driving state, sound generation starts, and when the stop switch 17 is depressed, sound stops. During sound generation, the volume minus switch 18 and the volume plus switch 1
Pressing 9 decreases the volume, respectively.

The sound control unit 11 controls sound generation, stop, and volume control based on the operation contents of the sound operation unit 12. Further, the sound volume level can be stored in a memory in the sound control means 11.

The communication medium 13 transmits to the fan rotation control device 3 information on whether or not the start switch 16, the stop switch 17, or the operation on / off switch 15 of the acoustic operation panel is pressed. The type of the communication medium 13 is not particularly limited, and may be wired or wireless. Further, when the fan rotation control means 3 and the sound generation means 8 are connected to a home network using a power line, a wireless line, or a dedicated line as a communication medium, the first press information is transmitted via the home network. You may make it.

The operation of the embodiment according to the first aspect of the present invention having the preceding configuration will be described below with reference to the flowchart of FIG.

At the start (S1) in FIG. 3, the fan 2 is rotating at 2000 rpm for normal operation. Here, "kaiten", which indicates the set fan speed, is "2000rpm"
(S2), the timer “timer1” is “0” (S3),
The flag “f_teika” indicating that the fan rotation is decreasing is “0” (S
3), the flag “f_start1” indicating that sound is being generated is “0”
(S3) is stored.

From (S4), the operation of the fan 2 at the normal rotation speed will be described.

In (S4), since “f_teika” = “0”, the process transits to (S5) in (S4-YES).
In (S5), the content of “kaiten” is stored in “kaiten_bf” (that is, “2000 rpm” is stored in “kaiten_bf”). Next, in (S6), since the start switch 16 has not been depressed, the process transits to (S8) in (S6-NO). In (S8), since the stop switch 17 has not been depressed in (S8-NO), (S8-NO). Transit to S10).

In (S10), “f_start1” =
Since it is “0”, the process transits to (S11) in (S10-NO). Since “timer1” = “0” in (S11), the process transits to (S12) in (S11-YES),
In (S12), “f_teika” is cleared to “0”,
In (S13), the content of “kaiten_bf” is stored in “kaiten”, and the process transits to (S19). In (S19), “ka
The microcomputer 7 controls the rotation speed of the fan 2 based on the rotation speed stored in “iten.” Here, since the content of “kaiten” is “2000 rpm”, the fan 2 rotates at 2000 rpm.

Returning from (S19) to (S4), the fan 2 continues to rotate at 2000 rpm to make the same transition.

Subsequently, the fan 2 is operated at a normal operating speed of 2000 r.
The operation when the start switch 16 of the acoustic operation panel 14 is pressed while the rotation is continued at pm is shown from (S4).

In (S4), since “f_teika” = 0, the process transits to (S5) in (S4-YES), and stores the content of “kaiten” in “kaiten_bf” in (S5) (ie, “kaiten_bf”). Is stored as "2000 rpm"). Next, the process proceeds to (S6) where the start switch 16
Is detected, the process transits to (S7) in (S6-YES), and sets "f_start1" to "1" in (S7). In (S8), since the stop switch 17 has not been pressed, the process transits to (S10) in (S8-NO).

In (S10), since "f_start1" is "1", (S10-YES) transits to (S16). In (S16), “10” is stored in “timer1”,
In step S17, “1” is set in “f_teika”, and then in step S18, “1000 rpm” is stored in “kaiten” (here, the content stored in “kaiten” is “20”).
(The speed is changed from “00 rpm” to “1000 rpm”.) (S19) The microcomputer 7 controls the rotation speed of the fan 2 with “1000 rpm” stored in “kaiten”. From 2000 rpm to 1000
rpm.

Returning from (S19) to (S4), the same transition is performed thereafter, so that the fan 2 continues to rotate at 1000 rpm. That is, when the start switch 16 is pressed, the fan rotation speed is reduced.

Subsequently, while the fan 2 continues to rotate at 1000 rpm, the stop switch 17 of the acoustic operation panel 14 is stopped.
The operation when is pressed is shown from (S4).

In (S4), since "f_teika" has been set to "1" in (S17), the process transits to (S6) in (S4-NO). In (S6), since the start switch 16 has not been pressed, (S6-NO) and (S6
Transition to 8). In (S8), the press of the stop switch 17 is detected, so (S8-YES)
The state transits to 9), and “f_start1” is set to “0” in (S9).
Is cleared.

Next, the processing makes a transition to (S10). Since "f_start1" is "0" in (S10), (S10-NO)
To (S11). In (S11), “timer
Since "1" is already set to "10" in (S16) (S11-NO), the process transits to (S14) (S14).
Then, the time of the one-second cycle is measured, and when the one-second cycle has elapsed, the process transits to (S15) at (S14-YES), and transits to (S19) at (S14-NO) other than the one-second cycle. (S1
In 5), “timer1” is decremented by “1”, and the process transits to (S19). That is, the timer "timer1" is counted down in a one-second cycle. In (S19), “kaite
Since the content of “n” is “1000 rpm”, the fan 2
Rotate at 0 rpm.

Returning from (S19) to (S4), the same transition is performed thereafter, so that the fan 2 continues to rotate at 1000 rpm. However, in (S15), “timer1” is down-counted to “0”. At the time, that is, when 10 seconds have elapsed after the stop switch 17 is pressed, the process transits to (S12) in (S11) (YES in (S11)). (S1
In 2), “f_teika” is cleared to “0” (S13)
Transitions to. In (S13), the content of “kaiten_bf” is stored in “kaiten”. Here, since the content of “kaiten_bf” is “2000 rpm”, the content of “kaiten” is “1
000 rpm "to" 2000 rpm ", and then (S13).
To (S19). In (S19), “kait
microcomputer 7 with “2000rpm” of the content stored in “en”
Performs the rotation speed control of the fan 2. Thereby, the rotation speed of the fan 2 is increased from 1000 rpm to 2000 of the normal operation.
Return to rpm.

Returning from (S19) to (S4), the content of “kaiten” is “2000 rpm”, “timer1” is “0”, “f_teika” is “0”, and “f_start1” is “0”. Therefore, hereinafter, the operation at the normal rotation speed of 2000 rpm is continued. That is, 10 seconds after the stop switch 17 is pressed,
The fan rotation speed returns from 1000 rpm to 2000 rpm.

In the above-described embodiment, the operation signal of the sound generator 8 is transmitted to the fan rotation controller 3 through the communication medium 13, and the number of rotations of the fan is reduced based on the start of the operation of the sound generator 8. Although the controlled device has been described, a sound pressure detecting means (not shown) for detecting that the sound generating device 8 has been operated is provided, and the sound pressure detecting means continues for a predetermined period of time such that the noise can be identified. When a sound pressure equal to or higher than a predetermined level is detected, the fan rotation control device 3 may reduce or stop the rotation speed of the fan.

Next, the operation of the embodiment according to the second aspect of the present invention having the preceding configuration will be described with reference to the flowchart of FIG.

At the start (S20) in FIG. 4, the sound generator 8 is generating sound at the volume level 4. Here, “onryou” indicating the volume level is “level4” (S2
1) The timer “timer2” is “0” (S22), and the flag “f_zouka” indicating that the volume level is increasing is “0” (S2).
2) The flag “f_start2” indicating that the fan operation is ON stores “0” (S22).

From (S23), the normal operation of the sound generator 8 while the fan 2 is stopped will be described.

In (S23), "f_zouka" = "0"
Therefore, the process transits to (S24) in (S23-YES). In (S24), the content of “onryou” is changed to “onryou_b
(ie, “level4” is stored in “onryou_bf”) Then, in (S25), the fan 2 is turned off.
Therefore, the process transits to (S26) in (S25-NO),
In (S26), "f_start2" is cleared to "0",
Transit to (S28).

In (S28), “f_start2” =
Since it is "0", the process transits to (S29) in (S28-NO). Since “timer2” = “0” in (S29), the process transits to (S30) in (S29-YES),
In (S30), “f_zouka” is cleared to “0”,
In (S31), the content of “onryou_bf” is stored in “onryou”, and the flow shifts to (S37). In (S37), “on
ryou ”at the volume level stored in
Produces sound. Here, the content of “onryou” is “le
vel4 ", the sound generator 8 generates sound at a volume of level 4.

Returning from (S37) to (S23), the sound generator 8 continues to generate sound at the volume of level 4 in order to make the same transition.

Next, the operation when the fan 2 is turned on while the sound generator 8 continues generating sound at the volume of level 4 will be described from (S23).

In (S23), since “f_zouka” = 0, the process transits to (S24) in (S23-YES), and
In 24), the contents of “onryou” are stored in “onryou_bf” (that is, “level4” is stored in “onryou_bf”). Next, the process transits to (S25). Here, since the fan 2 is on, the process transits to (S27) in (S25-YES), and after setting "f_start2" to "1" in (S27) (S28) ).

In (S28), since "f_start2" is "1", (S28-YES) transits to (S34). In (S34), “15” is stored in “timer2”,
In step S35, "1" is set in "f_zouka", and then in step S36, "level7" is stored in "onryou" (where the contents stored in "onryou" are "leve
(Change from l4 to "level7".) (S37) The sound control means 11 generates sound at the volume level of "level7" stored in "onryou". The generated volume increases from level 4 to level 7.

Returning from (S37) to (S23), the same transition is performed thereafter, and the sound generator 8 continues to generate sound at the volume of level 7. That is, the volume level increases when the fan 2 is turned on.

Subsequently, the operation when the fan 2 is stopped while the sound generating device 8 is generating sound at the volume of level 7 (S
23).

In (S23), "f_zouka" has been set to "1" in (S35) (S23-NO).
To (S25). In (S25), since the fan 2 is off, the process transits to (S26) in (S25-NO). In (S26), “f_start2” is “0”
Is cleared.

Next, the processing makes a transition to (S28), and since "f_start2" is "0" in (S28) (S28-NO).
To (S29). In (S29), “timer
Since "2" has been set to "15" in (S34), the process transits to (S32) in (S29-NO) (S32).
Then, the time of the one-second cycle is measured, and when the one-second cycle has elapsed, the process transits to (S33) with (S32-YES), and transits to (S37) with (S32-NO) other than the one-second cycle. (S3
In 3), "timer2" is decremented by "1", and the routine transits to (S37). That is, the timer “timer2” is counted down in a one-second cycle. In (S37), “onryo
Since the content of “u” is “level7”, the sound generator 8 generates sound at a volume of level 7.

Returning from (S37) to (S23), the same transition is performed thereafter, so that the sound generator 8 continues to generate sound at the volume of level 7, but in (S33) the "timer
When “2” is down-counted to “0”, that is, when 15 seconds have elapsed after the fan 2 has stopped, the process transits to (S30) in (S29-YES) in (S29) (S3).
In (0), “f_zouka” is cleared to “0” (S31).
Transitions to. In (S31), the content of “onryou_bf” is stored in “onryou”. Here, since the content of “onryou_bf” is “level4”, the content of “onryou” is “le
“vel7” changes to “level4.” Next, the state transits from (S31) to (S37). In (S37), “onryou”
Voice control means 11 with "level4" of the content stored in
Produces sound. As a result, the volume of the sound generator 8 returns from level 7 to level 4 of normal operation.

Returning from (S37) to (S23), the contents of "onryou" are "level4", "timer2" is "0", "f_zouka" is "0", and "f_start2" is "0". Therefore, hereinafter, the operation at the normal volume level 4 is continued.
That is, the volume returns from level 7 to level 4 15 seconds after the fan 2 stops.

In the above-described embodiment, the operation signal of the fan rotation controller 3 is transmitted to the sound generator 8 through the communication medium 13 and the volume level is controlled based on the start of the operation of the fan 2. However, a sound pressure detecting means (not shown) for detecting that the fan 2 is operated is provided, and the sound pressure detecting means (not shown) continues for a predetermined period of time such that the sound pressure detecting means can identify noise. Is detected, the sound generator 8 may increase the volume.

FIG. 5 shows a bathroom space as an embodiment of the unit room of the present invention. A fan 2 constituting a bathroom heater / dryer is disposed on a wall surface of the bathroom, and a fan rotation control device 3 is disposed on the back of the bathroom wall. The user controls the operation of the bathroom heater / dryer by the fan operation means 6 installed outside the bathroom. That is, operations such as operation modes such as heating and drying, rotation ON / OFF of the fan 2 and intensity are performed. On the other hand, the sound generating device 8 and the speaker 9 are arranged on the wall surface of the bathroom, and the user can enjoy music and the like while bathing in the bathtub 21. Further, operations such as playing and stopping music can be performed by the sound generating device 8 while taking a bath. The sound generator 8 and the fan rotation controller 3 are connected by a communication medium 13.

FIG. 6 shows a washroom space as an embodiment of the unit room of the present invention. A fan 2 of a ventilation fan for ventilating a washroom and a fan rotation control device 3 are arranged on a wall surface of the washroom. The fan operating means 6 is installed near the door 24, and the user operates the fan operating means 6 to turn on / off the fan 2. On the other hand, the speakers 9 are disposed on both side walls of the vanity 25, and the user can enjoy music and the like while operating the vanity 25 by operating the sound generating means 8. The sound generator 8 and the fan rotation controller 3 are connected by a communication medium 13.

FIG. 7 shows a kitchen space as an embodiment of the unit room of the present invention. The smoke generated during cooking is ventilated by the fan 2 incorporated in the system kitchen 26. The user operates the fan 2 by the fan operating means 6.
On / off and rotation strength. On the other hand, the speaker 9 and the sound generator 8 are arranged on the wall of the system kitchen 26, and the user can enjoy music and the like while cooking in the system kitchen 26 by operating the sound generator 8. The sound generator 8 and the fan rotation controller 3 are connected by a communication medium 13.

FIG. 8 shows a toilet space as an embodiment of the unit room of the present invention. The ventilation of the toilet room is performed by the fan 2 and the fan rotation control device 3. The fan operating means is installed outside the toilet room, and the user operates the fan 2 on / off outside the toilet room. On the other hand, the speaker 9 is installed on the back wall of the toilet 27, and the user can enjoy music and the like by operating the sound generating means 8 while sitting on the toilet 27. The sound generator 8 and the fan rotation controller 3 are connected by a communication medium 13.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration example of a unit room according to an embodiment of the present invention.

FIG. 2 is a diagram illustrating a configuration example of an acoustic operation panel according to an embodiment of the present invention.

FIG. 3 is a flowchart showing a control operation of the embodiment according to the first aspect of the present invention.

FIG. 4 is a flowchart showing a control operation of the embodiment according to the second aspect of the present invention.

FIG. 5 is a diagram showing a bathroom space according to an embodiment of the present invention.

FIG. 6 is a diagram showing a washroom space according to an embodiment of the present invention.

FIG. 7 is a diagram showing a kitchen space according to an embodiment of the present invention.

FIG. 8 is a diagram showing a toilet space according to an embodiment of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Unit room, 2 ... Fan, 3 ... Fan rotation control device, 4 ... Fan output means, 5 ... Fan rotation number input means, 6 ... Fan operation means, 7 ... Microcomputer, 8 ... Sound generator, 9 ... Speaker, DESCRIPTION OF SYMBOLS 10 ... Sound source means, 11 ... Sound control means, 12 ... Sound operation means, 13 ... Communication medium, 14 ... Sound operation panel, 15 ... Operation on / off switch, 16 ... Start switch, 17 ... Stop switch, 18 ... Volume minus Switch, 19 ... Volume plus switch, 20 ...
Windows, 21 bathtub, 22 shower, 23 mirror, 24 door, 25 vanity stand, 26 kitchen kitchen, 27
... toilet bowl, 28 ... toilet paper holder

Claims (9)

[Claims] In a unit room including a fan for ventilating or circulating air, a fan rotation control device for controlling on / off of the fan and controlling the number of rotations, and a sound generation device, the sound generation is performed. On the basis of the start of operation of the device, the fan rotation control device reduces or stops the fan to a predetermined rotation speed,
Unit room. 2. The unit according to claim 1, further comprising a fan for ventilating or circulating air, a fan rotation control device for controlling on / off of the fan and controlling the number of revolutions, and a sound generating device. Wherein the fan rotation control device reduces or stops the fan to a predetermined rotation speed upon detecting the operation of the unit room. 3. The fan rotation control device according to claim 1, further comprising: a fan rotation speed storage unit configured to store a fan rotation speed immediately before the fan is reduced or stopped to a predetermined rotation speed. 3. The unit room according to claim 1, wherein the fan is rotated at the fan speed stored in the speed storage means. 4. The fan according to claim 3, wherein the fan is rotated at a fan speed stored in the fan speed storage unit after a predetermined on-delay time has elapsed from the time when the sound is stopped. Unit room. 5. A unit room comprising a fan for ventilating or circulating air, a fan rotation control device for controlling on / off of the fan and controlling the number of revolutions, and a sound generating device, A unit room, wherein a volume level of the sound generator is increased based on a start of a rotation operation. 6. A unit room comprising a fan for ventilation or air circulation, a fan rotation control device for controlling on / off of the fan and controlling the number of revolutions, and a sound generating device, wherein: A unit room, wherein when a rotation operation is detected, a volume level of the sound generator is increased. 7. The sound generator includes a sound volume level storage unit that stores a sound volume level immediately before increasing the sound volume level. When the fan stops, the sound is generated at the sound volume level stored in the sound volume level storage unit. 7. The unit room according to claim 5, wherein the unit room is generated. 8. The unit room according to claim 7, wherein sound is generated at a volume level stored in said volume level storage means after a predetermined on-delay time has elapsed since the fan stopped. 9. The unit room according to claim 1, wherein the unit room comprises one of a bathroom space, a washroom space, a kitchen space, and a toilet space.