JP2000346410A - Ventilation device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To execute a small ventilation amount operation mode, as a trouble due to ventilation is prevented from occurring to a specified object area to be ventilated of a plurality of areas to be ventilated. SOLUTION: A control means 23 causes an air supply means 15 for ventilation to be operated such that a supply air amount is adjusted to an ordinary supply air amount when an ordinary ventilation amount operation mode is commanded by an operation command means Cm. When a small ventilation amount operation mode is commanded, the air supply means 15 for ventilation is operated such that a supply air amount is adjusted to a small supply air amount lower than an ordinary supply air amount. In a so formed ventilation device, a ventilation switching means S is provided to be switched to an operation state where suction operation by an air supply means 15 for ventilation for the specified area to be ventilated of a plurality of areas to be ventilated is executed and a non-operation state where suction operation applied on the specified area to be ventilated by the air supply means 15 for ventilation is reduced. The control means 23 is constituted such that when a small ventilation amount operation mode is executed, the ventilation switching means S is switched to the non-operation state.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION The present invention relates to a ventilating means for inhaling a plurality of areas to be ventilated, and an operation command means for commanding execution of a normal ventilation operation mode and execution of a low ventilation operation mode. The control means for controlling the operation of the ventilation ventilation means is provided, when execution of the normal ventilation amount operation mode is instructed based on command information from the operation command means, the ventilation means for ventilation is provided. When the operation is performed so that the amount becomes the normal ventilation amount, and the execution of the small ventilation amount operation mode is instructed, the operation is performed such that the ventilation amount for the ventilation is a small ventilation amount smaller than the normal ventilation amount. The invention relates to a ventilator configured to cause the ventilation.

[0002]

2. Description of the Related Art Such a ventilating apparatus is constructed so that a plurality of areas to be ventilated, for example, a bathroom, a dressing room, a toilet, etc., can be simultaneously ventilated by one ventilating means. The configuration is such that a normal ventilation operation mode in which the ventilation capacity is large and a small ventilation operation mode in which the ventilation capacity is smaller than the normal ventilation operation mode can be selectively executed. The small ventilation operation mode is one that is continuously executed over a long period of time, for example, is always executed.The normal ventilation operation mode is, for example, when ventilation is necessary, as necessary. It runs only for time.

[0003] Such a ventilation device is provided, for example, in a house having excellent airtightness. As shown in FIG. 7, the house having excellent airtightness includes a bathroom BR, a dressing room DR and a toilet TR.
In each living room LR (bedroom, living room, etc.) other than the sanitary area composed of
In addition, in order to allow ventilation between the sanitary area and each living room LR, the door of each living room LR is provided with an undercut or a rag (not shown). The ventilation device M is attached to the ceiling of the bathroom BR so that the built-in ventilation ventilation means draws air into the bathroom BR, and the ventilation grill M provided on the ceiling of each of the ventilation device M, the dressing room DR, and the toilet TR. Each of them is connected by an intake duct 20, and the built-in ventilation ventilation means is used for the dressing room DR and the toilet TR.
Each is designed to act as an air intake. Further, the intake air from the ventilation means is passed through the exhaust duct 22 through the exhaust grill 2.
The air is exhausted from 1 to the outside.

The ventilator M is always operated, for example, in the small ventilation mode, so that outside air is taken in from each air supply port 25 of each room LR as shown by arrows in FIG. By flowing air from the living room LR to the sanitary area and exhausting the air together with the air in the sanitary area, ventilation can be performed over substantially the entire area of the highly airtight house.

Conventionally, in both the normal ventilation operation mode and the low ventilation operation mode, all of a plurality of ventilation target areas to be ventilated are configured to be ventilated.

[0006]

Such a ventilation device is installed in a plurality of ventilation target areas which require ventilation by executing a normal ventilation operation mode as required. The mass operation mode is of a nature that is continuously executed for a long time. Therefore, among the plurality of ventilation target areas, not only those requiring the execution of the low ventilation mode continuously for a long period of time, but also some inconveniences when ventilation is performed. For example, in a ventilation target area during heating or cooling, when ventilation is performed, a disadvantage such that heating performance or cooling performance is reduced occurs. Alternatively, in the case where the bathroom is a ventilation target area, if ventilation is performed during bathing, the inconvenience that outdoor air flows in through a door rag or the like and a sense of cool wind occurs.

However, conventionally, when the low ventilation operation mode is executed, all of the plurality of ventilation target areas to be ventilated are ventilated, so that the ventilation target area where inconvenience occurs when ventilation is performed is also performed. Thus, improvement was desired.

The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a low ventilation system for a specific ventilation target area of a plurality of ventilation target areas while preventing inconvenience caused by ventilation. Volume operation mode.

[0009]

Means for Solving the Problems [Invention according to claim 1]
The characteristic configuration according to claim 1, wherein an operation state in which an intake action is applied by the ventilation ventilation unit to a specific ventilation target region among the plurality of ventilation target regions, and the ventilation ventilation unit to the specific ventilation target region. Ventilation switching means is provided which can be switched to a non-operation state in which the intake function is reduced, and the control means switches the ventilation switching means to the non-operation state when executing the low ventilation operation mode. It is to be configured in.

According to the first aspect of the present invention, when the low-ventilation operation mode is executed, the intake operation by the ventilation ventilation means is reduced in a specific ventilation target area among a plurality of ventilation target areas. Therefore, the low ventilation operation mode can be executed while lowering the ventilation rate for the specific ventilation target area among the plurality of ventilation target areas. By the way, the degree to which the ventilation switching means is deactivated and the intake action by the ventilation ventilation means is reduced may be such that the intake action is stopped so that the specific ventilation target area is not ventilated, or the inconvenience due to ventilation may be caused. The intake action may be reduced so that the ventilation is reduced to such an extent that no more airflow occurs. Accordingly, it is possible to execute the low ventilation operation mode while preventing the inconvenience due to ventilation from occurring in some specific ventilation target areas among the plurality of ventilation target areas.

The invention according to claim 2 is characterized in that the operation command means switches the ventilation switching means to the inactive state when executing the low ventilation operation mode. The control means is configured to switch the ventilation switching means based on command information from the operation command means when executing the low ventilation operation mode. That it is configured to operate.

[0012] According to the characteristic configuration of the second aspect, when the low ventilation operation mode is executed, whether to execute the ventilation mode in a specific ventilation target area in a state where the ventilation volume is reduced to such an extent that no inconvenience due to ventilation occurs. The operation command means can select whether the specific ventilation target area is to be executed in a normally ventilated state. Therefore, when executing the low ventilation operation mode, it is necessary to select whether to reduce the ventilation rate or to perform ventilation as usual, so that no inconvenience occurs in the specific ventilation target area, depending on whether or not the inconvenience due to ventilation occurs. Therefore, the usability is further improved.

According to a third aspect of the present invention, the specific ventilation target area is a bathroom provided with bathroom heating means.

That is, when the bathroom provided with the bathroom heating means is ventilated while the bathroom heating means is operated for heating,
If the heating performance decreases and if ventilation is performed during bathing, regardless of whether the bathroom heating means is heating or not, it is particularly easy to feel the feeling of cool air. When the operation is continuously performed over the range, the ventilation target area is likely to cause inconvenience due to ventilation. Therefore, according to the characteristic configuration of the third aspect, since the bathroom provided with the bathroom heating means is set as the specific ventilation target area, the effect of the present invention can be made more effective.

According to a fourth aspect of the present invention, there is provided the control device according to the fourth aspect of the present invention, wherein the control means is located corresponding to a ventilation target area other than the specific ventilation target area, separately from the operation command means. Sub-operation command means for commanding execution of the normal ventilation operation mode is provided, and the control means controls the ventilation switching means based on the execution command of the normal ventilation operation mode from the operation command means. Switching to the operating state, executing the normal ventilation operation mode, and switching the ventilation switching means to the non-operation state based on the execution command of the normal ventilation operation mode from the sub-operation command means, The present invention is configured to execute the ventilation operation mode.

According to the fourth aspect of the present invention, when the execution of the normal ventilation operation mode is instructed from the operation instructing means, the intake action of the ventilation ventilation means is normally applied to all of the plurality of ventilation target areas. As such, all of the plurality of ventilation areas are ventilated normally. On the other hand, when the execution of the normal ventilation operation mode is instructed from the sub-operation instruction means, for the bathroom as the specific ventilation target area, the intake action of the ventilation ventilation means is reduced and the ventilation volume is reduced. The amount of ventilation decreases in the ventilation target area other than the bathroom because of the decrease. Therefore, when the ventilation area other than the bathroom is to be ventilated in a shorter time than usual, the execution of the normal ventilation operation mode can be instructed by using the sub-operation instruction means positioned corresponding to the ventilation area. Because it is good, usability is further improved. Incidentally, for example, a toilet is suitable as a ventilation target area in which the sub-operation instruction means is installed.

According to a fifth aspect of the present invention, in the configuration according to the fifth aspect, the operation command means is configured to instruct execution of a heating operation mode for heating the bathroom, and the control means includes: The present invention is configured to heat the bathroom heating means and to switch the ventilation switching means to the non-operating state based on a heating operation mode execution command from the operation command means.

According to the characteristic configuration of the fifth aspect, when execution of the heating operation mode is instructed from the operation instructing means, the bathroom heating means is operated for heating, and the ventilation switching means is switched to the non-operating state. Is reduced by the ventilation means for ventilation. Therefore, the bathroom can be heated in a state where the inconvenience due to ventilation does not occur by operating one operation command unit, so that the operability can be improved.

According to a sixth aspect of the present invention, in the characteristic configuration of the sixth aspect, the operation command means is configured to instruct the stop of the heating operation mode, and the control means is configured to control the operation command means. The heating operation of the bathroom heating means is stopped based on the stop command of the heating operation mode from the above, and after the stop, the ventilation switching means is configured to switch to the operation state when a set time elapses. It is in.

According to the characteristic configuration of the present invention, when the stop of the heating operation mode is instructed from the operation command means, after the heating operation of the bathroom heating means is stopped, the ventilation switching means is brought into the operating state when a set time elapses. Can be switched. In other words, during bathing, the bathroom is heated by the steam, so that the bathroom heating means is preliminarily heated and the bathroom is preheated before taking a bath to save energy. Heating operation may be stopped. Therefore, in the case of preheating the bathroom in this way, it is possible to suppress the discharge of warm air during the set time after the preheating is completed, even if the low ventilation operation mode is being executed. Can be avoided.

According to a seventh aspect of the present invention, in the characteristic configuration according to the seventh aspect, the operation instruction means is configured to instruct an execution of a drying operation mode for drying the bathroom, and the control means includes: Based on the execution command of the drying operation mode from the operation command unit, the ventilation ventilation unit is operated such that the ventilation amount becomes the normal ventilation amount, the ventilation switching unit is switched to the operation state, and The bathroom heating means is configured to perform a heating operation.

According to the characteristic configuration of the seventh aspect, when execution of the drying operation mode for drying the bathroom is instructed from the operation instruction means, the bathroom is heated by the bathroom heating means, and the interior of the bathroom is ventilated by the ventilation means. The bathroom is dried because some of the moist air is exhausted. Therefore, the ventilation means for ventilating the bathroom and the area to be ventilated other than the bathroom are also used for discharging the humid air in the bathroom when the bathroom is dried. A ventilator having a function of heating and drying a bathroom in addition to a function of ventilating a plurality of ventilation target areas can be provided at a low price.

[0023]

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIGS. 1 and 7, the ventilation device has a built-in ventilation fan 15 as ventilation ventilation means and is provided on the ceiling of the bathroom BR such that the ventilation fan 15 acts on the bathroom BR. Suction grill 19 provided on the ceiling of each of apparatus main body M, dressing room DR and toilet TR, air intake duct 20 connecting suction grill 19 and apparatus main body M so that ventilation fan 15 operates, outer wall of house , An exhaust duct 22 connecting the exhaust grill 21 and the apparatus main body M so that the suction air of the ventilation fan 15 is exhausted from the exhaust grill 21, and control as control means for controlling various types of ventilators. Unit 23, a main remote controller Cm (corresponding to an operation instruction unit) provided in the dressing room DR and the like for instructing the control unit 23 of various operation information, and provided in the toilet TR. It is constructed provided with like (corresponding to the sub operation command means) sub remote controller Cs to be.

The apparatus main body M includes a ventilation unit M1 and a bathroom heating unit M2 (corresponding to bathroom heating means).
A ventilation unit M1 and a bathroom heating unit M2,
The control unit 23 is integrally assembled. The ventilation device includes a dressing room DR, a toilet TR, and a bathroom BR.
In addition to the function of ventilating the bathroom BR, it is configured to have a function of drying and heating the bathroom BR.

As shown in FIG. 7, the ventilation device is provided in a house having excellent airtightness, for example, as in the case of the above-mentioned conventional device. As described above, this house having excellent airtightness is provided with an air supply port 25 in each of the living rooms LR other than the sanitary region including the bathroom BR, the dressing room DR, and the toilet TR, and has a sanitary region and each of the living rooms LR. In order to allow ventilation between the rooms, the doors of each room LR are provided with undercuts and gulls.

A description will be given of the bathroom heating unit M2 with reference to FIG. The bathroom heating unit M2 has an opening on the lower side, a casing 1 having an exhaust communication port 2 for exhausting ventilation air on one side, and a suction section 3 and a blowing section 4 so as to close the lower side of the casing 1. A grill plate 5 is provided. A circulating air path 6 connecting the suction part 3 and the blowing part 4 is formed in the casing 1. Thus, it is formed so as to communicate with the circulation air passage 6. A circulating fan 7 inside the circulating air passage 6, which acts on the suction portion 3 and ventilates the suction air to the blowing portion 4 and the exhaust communication port 2.
And a heat exchanger 8 for heating air flowing through the circulation air passage 6. The heat exchanger 8 includes an external heat source device (not shown)
A hot water circulation path 9 for circulating and supplying hot water is connected to the hot water circulation path 9, and a heat valve 10 for intermittently supplying hot water to the heat exchanger 8 is provided in the hot water circulation path 9.

The ventilation unit M1 will be described with reference to FIG. The ventilation unit M1 has a casing 1 having a bathroom inlet 12 on one side, two other chamber inlets 13 on another side, and an exhaust port 14 on another side.
1, a ventilation fan 15 as ventilation ventilation means is provided.
The suction ports 12, 13, and 13 are provided so as to perform a suction action and a suction action to send suction air to an exhaust port 14.

The exhaust communication port 2 of the casing 1 for the bathroom heating unit and the casing 11 for the ventilation unit are provided.
When the casing 11 for the ventilation unit is attached to the side of the casing 1 for the bathroom heating unit in a cantilevered position in a state where the bathroom intake port 12 overlaps with the bathroom intake port 12, the ventilation fan 15 causes the bathroom intake port 12 and the exhaust The ventilation unit M is operated in a state in which the air acts on the circulation air passage 6 through the communication port 2.
1 and the bathroom heating unit M2 are integrally assembled.

Further, the exhaust communication port 2 is opened, and an open state in which the suction operation of the ventilation fan 15 to the circulation air passage 6 is performed, and the ventilation fan for the circulation air passage 6 is closed by closing the exhaust communication port 2. A shutter device S is provided which can be freely operated to switch between a closed state in which the suction operation by the shutter 15 is stopped. As shown in FIG. 1, the shutter device S includes a horizontal shaft body 16 disposed laterally at a substantially central portion of the exhaust communication port 2 in the vertical direction, and the exhaust communication port 2
The shutter plate 17 pivotally supported at a substantially central portion so as to be swingable in a state where the shutter plate 17 is biased to a vertical position, and the shutter plate 17 is energized while the shutter plate 17 is in the vertical position. It is provided with an electromagnet 18 that is attracted to the upper end and held in a vertical orientation.

The electromagnet 18 is arranged so as to be attracted to the upper end of the rear surface of the shutter plate 17 when viewed from the bathroom heating unit M2 side, thereby suppressing the electromagnet 18 from being exposed to the humidity of the bathroom BR. , To improve durability. When the electromagnet 18 is in the non-energized state, the shutter plate 17 swings downward on the ventilation unit M1 side by the suction action of the ventilation fan 15 to be in the horizontal position, and opens the exhaust communication port 2. (See FIG. 2). The shutter plate 17 is bent in a "<" shape in a side view so that the lower portion is positioned closer to the ventilation unit M1 than the upper portion in the closed state in the vertical position, and the shutter plate 17 is closed. A moment force is applied to the opening so that the closing operation is smooth.

Further, in the casing 1 for the bathroom heating unit, a temperature sensor 24 for detecting the temperature of the air in the bathroom BR sucked from the suction portion 3 is provided near the suction portion 3.

The apparatus M constructed as described above
Is installed with the bottom opening of the casing 1 for the bathroom heating unit facing the ventilation opening formed in the ceiling of the bathroom BR, and the grill plate 5 is attached from below the ceiling of the bathroom BR. In addition, the other room intake port 13 of the ventilation unit M1 is connected to the suction grill 19 of each of the dressing room DR and the toilet TR by an intake duct 20, and the ventilation unit M1
The exhaust port 14 and the exhaust grill 21 are connected by an exhaust duct 22.

Therefore, the bathroom BR, the dressing room DR, and the toilet TR correspond to a ventilation target area, and the bathroom BR is set as a specific ventilation target area. And the ventilation fan 15
Are the bathroom intake port 12, the exhaust communication port 2, and the circulation air path 6.
Through the bathroom BR, through each other room intake port 13
And through each air intake duct 20, the dressing room DR and the toilet T
Inspires R. The shutter device S is a ventilation that can be freely switched between an operation state in which the suction operation of the ventilation fan 15 on the bathroom BR as the specific ventilation target area is applied and a non-operation state in which the suction operation of the ventilation fan 15 on the bathroom BR is reduced. Functions as switching means. The state in which the electromagnet 18 is energized corresponds to the non-operating state. In the non-operating state, as shown in FIG.
8, the shutter plate 17 is held in the vertical position, and the exhaust communication port 2 is closed. The state in which the electromagnet 18 is in the non-energized state corresponds to the above-mentioned operation state. In this operation state, as shown in FIG. The exhaust communication port 2 is opened.

The ventilation device is a drying operation mode for drying the bathroom BR (hereinafter abbreviated as a drying mode), a cool air operation mode for circulating the air in the bathroom BR (hereinafter abbreviated as a cooling air mode), and heats the bathroom BR. Heating operation mode (hereinafter,
In addition to the heating mode), various ventilation operation modes described below can be executed. The ventilation operation mode includes a normal ventilation operation mode (hereinafter, abbreviated as a normal ventilation mode) in which the bathroom BR, the dressing room DR, and the toilet TR are ventilated at a normal ventilation amount, and a dressing room in which the ventilation of the bathroom BR is stopped. The normal ventilation mode in the bathroom off state in which the DR and the toilet TR are ventilated at the normal ventilation amount, and the 24-hour ventilation mode (the small ventilation mode) in which the bathroom BR, the dressing room DR, and the toilet TR are ventilated with a smaller ventilation amount than the normal ventilation amount It is possible to execute a 24-hour ventilation mode in a bathroom-off state in which the ventilation of the bathroom BR is stopped and the dressing room DR and the toilet TR are ventilated at the small ventilation rate.

As shown in FIG. 6, the main remote controller Cm includes a drying switch 31 for instructing execution and stop of the drying mode, a drying lamp 32 for displaying that the drying mode is being executed, and execution and stopping of the cool air mode. A cool air switch 33 for instructing, a cool air lamp 34 for displaying that the cool air mode is being executed, a heating switch 35 for instructing execution and stop of the heating operation mode, a heating lamp 36 for indicating that the heating mode is being executed, A 24-hour ventilation switch 37 for instructing execution and stop of the 24-hour ventilation mode, a 24-hour ventilation lamp 38 for displaying that the 24-hour ventilation mode is being executed, a command for executing and stopping the normal ventilation mode,
In addition, a ventilation switch 39 for switching whether or not to enter the bathroom off state in the 24-hour ventilation mode, a ventilation high lamp 40 for displaying that the normal ventilation mode is being executed, and a bathroom off state in the normal ventilation mode or the 24-hour ventilation mode , A timer switch 42 for setting a timer time, and a timer display unit 43 for displaying the timer time set by the timer switch 42.

The timer time that can be set by the timer switch 42 includes the operation time of each of the drying mode, the cool air mode, the heating operation mode, and the normal ventilation mode, and the condition that the bathroom is turned off during the execution of the 24-hour ventilation mode. You can set the time to do.

Each of the drying switch 31, the cool air switch 33, the heating switch 35 and the 24-hour ventilation switch 37
Each time the operation is performed, execution and stop are commanded alternately. Each time the ventilation switch 39 is operated, the details will be described later with reference to FIG. 4 in connection with the execution state of each operation mode by the drying switch 31, the cool air switch 33, the heating switch 35, and the 24-hour ventilation switch 37. Command various operation information. In addition, in FIG. 4, A shows the 24-hour ventilation mode in the bathroom off state, B shows the normal ventilation mode, C shows the 24-hour ventilation mode, and D shows the operation stop state in which the operation of the ventilator is stopped, respectively. .

Although not shown, the sub remote controller Cs is provided with a switch for instructing execution and stop of the normal ventilation mode in the bathroom off state.

Next, the control operation of the control unit 23 will be described. First, based on FIG. 4, the control operation executed based on the operation of the ventilation switch 39 in relation to the execution state of each operation mode by each of the drying switch 31, the cool air switch 33, the heating switch 35, and the 24-hour ventilation switch 37. Will be described.

First, the control operation executed based on the operation of the ventilation switch 39 in relation to the command states of the drying switch 31, the cool air switch 33 and the heating switch 35 when the 24-hour ventilation mode C is being executed will be described. I do. When none of the drying mode, the cool air mode, and the heating mode is executed (described as “stop” in FIG. 4), the first operation of the ventilation switch 39 executes the 24-hour ventilation mode A in the bathroom off state. Then, the normal ventilation mode B is executed by the second operation, the normal ventilation mode B is stopped by the third operation, and the 24-hour ventilation mode C is executed again. If any of the drying mode or the cool air mode is commanded during the execution of the 24-hour ventilation mode C, the 24-hour ventilation mode C is interrupted, the commanded mode is executed, and the heating mode is commanded. And the 24-hour ventilation mode A in the heating mode and the bathroom-off state are executed in parallel. When the 24-hour ventilation mode C is being executed, one of the drying mode, the cool air mode, and the heating mode is instructed. When the instructed mode is being executed, the ventilation switch 39 is operated for the first time. ,
Among the drying mode, the cool air mode, and the heating mode, the running mode is stopped to execute the normal ventilation mode B, and the second operation is performed to stop the normal ventilation mode B and execute the 24-hour ventilation mode C. .

Next, the control operation executed by operating the ventilation switch 39 in relation to the command states of the drying switch 31, the cool air switch 33 and the heating switch 35 when the 24-hour ventilation mode C is not executed will be described. I do. When none of the drying mode, the cool air mode, and the heating mode is executed (described as “stop” in FIG. 4),
In the first operation of the ventilation switch 39, the normal ventilation mode B
Is performed, and the normal ventilation mode B is stopped by the second operation to set the operation stop state D. When any of the drying mode, the cool air mode, and the drying mode is instructed when the 24-hour ventilation mode C is not executed, the instructed mode is executed. When the 24-hour ventilation mode C is not executed, any one of the drying mode, the cool air mode, and the heating mode is instructed. When the instructed mode is being executed, the first operation of the ventilation switch 39 is performed. In the drying mode, the cool air mode and the heating mode, the running mode is stopped, the normal ventilation mode B is executed, and the running normal ventilation mode B is stopped by the second operation, and the operation is stopped. D.

Next, the control operation in each operation mode will be described with reference to FIG. In FIG. 5, the lighting state of each lamp is indicated by “○”, and the extinguished state is indicated by “X”. The operating states of the ventilation fan 15 and the circulation fan 7 are indicated by “に て”, and the stopped states are indicated by “X”. or,
The energized state (corresponding to the non-operating state) of the electromagnet 18 is indicated by “○”, and the non-energized state (corresponding to the operating state) is indicated by “×”. Further, the open state of the thermal valve 10 is indicated by “、”, and the closed state is indicated by “×”.

When the execution of the 24-hour ventilation mode is instructed, the 24-hour ventilation lamp 38 is turned on and the number of rotations at which the ventilation fan 15 has a small airflow while the electromagnet 18 is in a non-energized state. Operate with. Therefore, as shown in FIG. 2, the shutter plate 17 is turned to the horizontal position by the suction operation of the ventilation fan 15, and the exhaust communication port 2 is opened, so that the bathroom BR, the dressing room DR, and the toilet TR have a small ventilation volume. Ventilated at. When the ventilator is installed in a house having excellent airtightness as shown in FIG. 7, ventilation is performed over substantially the entire area of the house with the ventilation of the sanitary area including the bathroom BR, the dressing room DR, and the toilet TR.

When the 24-hour ventilation switch 37 is pressed for 2 seconds or more, the 24-hour ventilation lamp 38 is turned off, the ventilation fan 15 is stopped, and the 24-hour ventilation mode is ended.

As the small air flow, the main remote controller C
m by a built-in switch (not shown).
It can be set to any of m ³ / h, 100 m ³ / h and 120 m ³ / h. The small airflow is, for example,
When ventilation is performed over substantially the entire area of a house having excellent airtightness, the ventilation rate is set to be 0.5 times / h.

When the execution of the 24-hour ventilation mode in the bathroom off state is instructed, the timer display section 43 is displayed, the bathroom off lamp 41 is turned on, and the electromagnet 18 is turned on while the 24-hour ventilation lamp 38 is kept on. Is turned on, and the ventilation fan 15 is set for closing the shutter (for example, about 6 seconds).
After that, the ventilation fan 15 is operated again at the small airflow. The timer display section 43 displays the previously set timer time. If necessary, the timer switch 42 can be used to set the timer time for turning off the bathroom during execution of the 24-hour ventilation mode. Therefore, while the ventilation fan 15 is temporarily stopped, as shown in FIG. 1, the shutter plate 17 is attracted by the electromagnet 18 to be in a vertical position, and the exhaust communication port 2 is closed, so that the bathroom BR is ventilated. Is stopped, the dressing room DR and the toilet TR are ventilated with a small ventilation volume.

When the timer time elapses during execution of the 24-hour ventilation mode in the bathroom off state, the electromagnet 18 is de-energized, and the normal 24-hour ventilation mode is executed.

When the normal ventilation mode is commanded, the timer display section 43 is displayed, the high ventilation lamp 40 is turned on, and the ventilation fan 15 is ventilated with the small ventilation while the electromagnet 18 is turned off. It is operated at a rotation speed that is larger than the amount of normal ventilation. As the normal ventilation amount,
For example, it is set to about 170 m ³ / h. The timer display section 43 displays the previously set timer time,
If necessary, the timer switch 42 can be used to set a timer time for executing the normal ventilation mode. Therefore, the shutter plate 1 is actuated by the suction action of the ventilation fan 15.
Since the exhaust communication port 2 is opened with the air conditioner 7 in the horizontal position, the bathroom BR, the dressing room DR, and the toilet TR are ventilated at a normal ventilation rate larger than the small ventilation rate.

If the ventilation switch 39 is pressed again,
When the timer time has elapsed, if the 24-hour ventilation mode has not been executed before executing the normal ventilation mode, the display of the timer display unit 43 is stopped, the ventilation high lamp 40 is turned off, and the ventilation fan 15 is turned off. The operation is stopped and the operation is stopped. On the other hand, before executing the normal ventilation mode, 2
When the 4-hour ventilation mode has been executed, the 24-hour ventilation mode is executed.

When the sub remote controller Cs is turned on and the execution of the normal ventilation mode in the bathroom off state is commanded, the ventilation high lamp 40 and the bathroom off lamp 41 are turned on.
The electromagnet 18 is turned on, the ventilation fan 15 is temporarily stopped for the shutter closing time, and then the ventilation fan 15 is operated again at the normal airflow. Therefore, while the ventilation fan 15 is temporarily stopped, the shutter plate 17 is attracted by the electromagnet 18 to be in a vertical position, and the exhaust communication port 2 is closed. The room DR and the toilet TR are ventilated. Therefore, since the bathroom BR is not ventilated, the dressing room D
The ventilation volume of R and the toilet TR can be made larger than the normal ventilation volume.

When the sub remote controller Cs is turned off, if the 24-hour ventilation mode has not been executed before the normal ventilation mode in the bathroom off state, the high ventilation lamp 40 and the bathroom off lamp 41 Is turned off, the electromagnet 18 is turned off, the ventilation fan 15 is stopped, and the operation is stopped. On the other hand, if the 24-hour ventilation mode has been executed before executing the normal ventilation mode in the bathroom off state, the 24-hour ventilation mode is executed.

When the drying mode is commanded, the timer display section 43 is displayed, the drying lamp 32 is turned on, and the electromagnet 18 is turned on.
In a state where is not energized, the ventilation fan 15 is operated at a rotation speed at which the ventilation amount becomes the normal ventilation amount, and
The thermal valve 10 is opened and the circulation fan 7 is operated (corresponding to a heating operation state). Also, the temperature sensor 24
When the detected temperature becomes equal to or higher than the set temperature for stopping heating (for example, 50 ° C.) based on the detected temperature, the thermal valve 10 is closed, the supply of hot water to the heat exchanger 8 is stopped, and When the temperature falls below the set temperature for heating (for example, 40 ° C.), the thermal valve 10 is opened to circulate and supply hot water to the heat exchanger 8. The timer display section 43 displays the previously set timer time. If necessary, the timer switch 42
, A timer time for the drying mode operation can be set.

Therefore, the shutter plate 17 is turned to the horizontal position by the suction action of the ventilation fan 15 and the exhaust communication port 2 is opened, so that the air is sucked from the bathroom BR through the suction part 3 and flows through the circulation air passage 6. A part of the generated air is discharged through the exhaust communication port 2, and the remaining part is heated by passing through the heat exchanger 8 and then returned to the bathroom BR from the blowing part 4. Therefore, since the relative humidity of the bathroom BR decreases, the bathroom BR
Also, the laundry or the like installed in the bathroom BR is dried. At the same time, the dressing room DR and the toilet TR are also ventilated.

When the drying switch 31 is pressed again,
If the 24-hour ventilation mode has not been executed before executing the drying mode after the timer time has elapsed, the display on the timer display section 43 is stopped, the drying lamp 32 is turned off, and the thermal valve 10 is closed. Then, the ventilation fan 15 and the circulation fan 7 are stopped, and the operation is stopped. on the other hand,
If the 24-hour ventilation mode has been executed before executing the drying mode, the 24-hour ventilation mode is executed.

When the cool air mode is commanded, the timer display section 43 is displayed, the cool air lamp 34 is turned on, and the electromagnet 18 is turned on.
Is turned off, the ventilation fan 15 is operated at a rotation speed at which the air flow becomes the normal air flow, and the circulation fan 7 is operated. The timer time set for the last time is displayed on the timer display section 43, and the timer time for the operation in the cool air mode can be set by the timer switch 42 as necessary.

Therefore, the shutter plate 17 is turned to the horizontal position by the suction action of the ventilation fan 15, and the exhaust communication port 2 is opened, so that the air is sucked from the bathroom BR through the suction part 3 and passes through the circulation air passage 6. Part of the flowing air is discharged through the exhaust communication port 2, and the remaining part is
Is returned to the bathroom BR. At the same time, the dressing room DR and the toilet TR are also ventilated.

If the cool air switch 33 is pressed again,
When the timer time has elapsed, if the 24-hour ventilation mode has not been executed before executing the cool air mode, the display of the timer display section 43 is stopped, the cool air lamp 34 is turned off, and the ventilation fan 15 and the circulation air The fan 7 is stopped, and the operation is stopped. On the other hand, if the 24-hour ventilation mode was executed before executing the cool air mode,
Perform time ventilation mode.

When the heating mode is instructed, 2
When the 4-hour ventilation mode is not being executed, the timer display section 43 is displayed, the heating lamp 36 is turned on, the thermal valve 10 is opened, and the circulation fan 7 is operated. When the 24-hour ventilation mode is being executed, in addition to the above-described control, the electromagnet 18 is further turned on, and the ventilation fan 1 is turned on.
5 is temporarily stopped for the shutter closing set time, and then the ventilation fan 15 is operated again with the small airflow. Further, based on the temperature detected by the temperature sensor 24, when the detected temperature becomes equal to or higher than the heating stop set temperature, the thermal valve 1
When the detected temperature falls below the set temperature for heating, the thermal valve 10 is opened. The timer time set previously is displayed on the timer display section 43, and the timer time for the heating mode operation can be set by the timer switch 42 as necessary.

Therefore, when the heating mode is commanded in the state where the 24-hour ventilation mode is executed, the shutter plate 17 is in the vertical position as shown in FIG. In the closed state, the air sucked from the bathroom BR through the suction unit 3 is heated by passing through the heat exchanger 8 and then returned from the blowout unit 4 to the bathroom BR, and
The dressing room DR and the toilet TR are ventilated. That is, the heating mode and the 24-hour ventilation mode with the bathroom turned off are executed in parallel. In this case, since the exhaust communication port 2 is closed, the ventilation performance of the dressing room DR and the toilet TR is prevented from lowering the heating performance of the bathroom BR.

If the heating switch 35 is pressed again,
When the timer time has elapsed, if the 24-hour ventilation mode has been executed before executing the heating mode, the display of the timer display unit 43 is stopped, the heating lamp 36 is turned off,
The thermal valve 10 is closed, the circulation fan 7 is stopped, and thereafter, when a set time for heating maintenance (for example, about one hour) elapses, the electromagnet 18 is turned off. Therefore, the 24-hour ventilation mode with the bathroom turned off is executed until the heating keeping time elapses, and the normal 24-hour ventilation mode is executed after the heating keeping time elapses. Become. When the heating switch 35 is pressed again or the timer time has elapsed, if the 24-hour ventilation mode has not been executed before the heating mode is executed, the display of the timer display unit 43 is stopped and the heating lamp 36 is turned off. And
The thermal valve 10 is closed, the circulation fan 7 is stopped, and the operation is stopped.

[Another Embodiment] Next, another embodiment will be described. (A) The specific configuration of the ventilation switching means is not limited to the shutter device S exemplified in the above embodiment. For example, the shutter plate may be operated by an actuator to open and close the exhaust communication port 2. Further, in the above-described embodiment, the case where the exhaust communication port 2 is closed and the intake operation of the ventilation fan 15 is not operated as the non-operating state has been described as an example, but the exhaust operation is performed by the operation of the damper by the actuator. The opening degree of the communication port 2 may be configured to be narrower than that in the above-described operation state, so that the intake operation may be reduced.

(B) In the above embodiment, the case where the ventilation unit M1 and the bathroom heating unit M2 are integrally assembled has been exemplified. However, the ventilation unit M1 and the bathroom heating unit M2 are configured separately. Is also good. In this case, the bathroom inlet 12 of the ventilation unit M1 is directly connected to the bathroom BR. The bathroom heating unit M2 separate from the ventilation unit M1 may be provided with a configuration for discharging a part of the air flowing through the circulation air passage 6. Bathroom heating unit M
2, the heating function and the drying function of the bathroom BR may be omitted by providing only the ventilation unit M1.

(C) The number of ventilation target areas is not limited to the three illustrated in the above embodiment.
The number may be two or four or more. In the above-described embodiment, the bathroom BR, the dressing room DR, and the toilet TR are set as the ventilation target areas. However, the present invention is not limited to this, and the living room LR other than the bathroom BR, the dressing room DR, and the toilet TR is set. May be set.

(D) In the above-described embodiment, the bathroom BR is set as the specific ventilation target area. However, the present invention is not limited to this. For example, a dressing room DR, a toilet TR, or a living room LR other than the bathroom BR may be used. May be set. The number of the specific ventilation target areas is not limited to one illustrated in the above embodiment, and may be two or more.

[Brief description of the drawings]

FIG. 1 is a block diagram of a ventilation device, and FIG.
The figure which shows the ventilation state at the time of 4 hour ventilation mode execution

FIG. 2 is a block diagram of a ventilation device and a diagram showing a ventilation state when a 24-hour ventilation mode is executed.

FIG. 3 is a block diagram of a ventilation device and a diagram showing a ventilation state when a heating mode is executed.

FIG. 4 is a diagram showing driving information commanded by a main remote controller;

FIG. 5 is a diagram showing an operation state of each part of the ventilation device in each operation mode.

FIG. 6 is a front view of a main remote controller.

FIG. 7 is a plan view of the house showing the installation state of the drying device.

[Explanation of symbols]

 15 Ventilation ventilation means 23 Control means Cm Operation command means Ct Sub-operation command means M2 Bathroom heating means S Ventilation switching means

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁷ Identification FI FI Theme Court ゛ (Reference) F26B 9/02 F26B 9/02 A (72) Inventor Kazuyuki Morimoto 1-1-1 Oka, Minami-shi, Minato-ku, Osaka-shi, Osaka No. 52 Harman Co., Ltd. (72) Inventor Hiroaki Doi 1-152 Oka, Minami-shi, Minato-ku, Osaka City, Osaka Prefecture 72. Inventor Hirosaku Imamura 1-1-52 Oka, Minami-shi, Minato-ku, Osaka, Osaka Inside Harman Co., Ltd. (72) Inventor Katsuhiro Uchikawa 1-152 Oka, Minami-shi, Minato-ku, Osaka-shi, Osaka F-term (reference) 3L056 BF01 3L058 BE04 BE05 BG04 3L072 AA08 AD07 AD16 3L080 AA05 AC01 3L113 AA01 AB01 BA01 BA04 CB01 CB23 DA09

Claims (7)

[Claims] 1. A ventilation ventilation means for inhaling a plurality of ventilation target areas, and an operation instruction means for instructing execution of a normal ventilation operation mode and execution of a low ventilation operation mode are provided. The control means for controlling the operation of the ventilation means, based on the command information from the operation command means, when the execution of the normal ventilation operation mode is instructed, the ventilation amount for the ventilation means the normal ventilation amount And when the execution of the small ventilation amount operation mode is instructed, the ventilation means for ventilation is configured to be operated such that the ventilation amount is a small ventilation amount smaller than the normal ventilation amount. A ventilating device, wherein an action state of applying an air intake action by the ventilation ventilation means to a specific ventilation target area of the plurality of ventilation target areas, and a suction state by the ventilation ventilation means to the specific ventilation target area. Ventilation switching means is provided which can be switched to a non-operation state for reducing pneumatic action, wherein the control means switches the ventilation switching means to the non-operation state when executing the low ventilation mode. The ventilation system that is made up. 2. The operation command means is configured to be able to instruct whether or not to execute switching of the ventilation switching means to the inactive state when executing the low ventilation operation mode. The ventilation device according to claim 1, wherein the control unit is configured to switch the ventilation switching unit based on command information from the operation command unit when executing the low ventilation mode. 3. The ventilation device according to claim 1, wherein the specific ventilation target area is a bathroom provided with bathroom heating means. 4. An auxiliary operation commanding means for instructing the control means to execute the normal ventilation amount operation mode, separately from the operation commanding means, corresponding to a ventilation target area other than the specific ventilation target area. The control means, based on the execution command of the normal ventilation operation mode from the operation command means, switches the ventilation switching means to the operating state, to execute the normal ventilation operation mode, 4. The normal ventilation amount operation mode is executed by switching the ventilation switching unit to the non-operation state based on an execution instruction of the normal ventilation amount operation mode from the auxiliary operation instruction unit. The described ventilation system. 5. The operation instruction means is configured to instruct execution of a heating operation mode for heating the bathroom, and the control means is configured to execute an operation instruction of the heating operation mode from the operation instruction means. 5. The ventilation device according to claim 3, wherein the bathroom heating means is operated for heating, and the ventilation switching means is switched to the inactive state. 6. The operation command means is configured to instruct a stop of the heating operation mode, and the control means controls the heating of the bathroom based on a stop command of the heating operation mode from the operation command means. 6. The ventilation device according to claim 5, wherein the heating operation of the means is stopped, and the ventilation switching means is switched to the operation state when a set time has elapsed after the stop. 7. The operation command means is configured to instruct execution of a drying operation mode for drying the bathroom, and the control means is configured to execute the drying operation mode from the operation command means. The system is configured to operate the ventilation ventilation means so that the ventilation amount becomes the normal ventilation amount, switch the ventilation switching means to the operation state, and heat the bathroom heating means. The ventilation device according to any one of claims 3 to 6.