JPH07336775A - Ventilation fan - Google Patents

Abstract

PURPOSE:To obtain a ventilation fan without losing its operability, which can avoid injury when remote driving to check and clean the ventilation fan main body. CONSTITUTION:The ventilation fan is provided with a ventilation fan main body having a fan 2 inside a box linking an indoor part and an outdoor part and a remote control switch 10 remotely controlling the ventilation fan main body 1 with a wireless signal. The remote control switch 10 is fitted removably to a mount jig 14 fixed to a position apart from the ventilation fan main body 1 and a wireless signal is sent when the switch is mounted to the mount jig 14 and for a prescribed time only after it is removed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a ventilation fan device for ventilating a living room, a bathroom, a kitchen or the like.

[0002]

2. Description of the Related Art In recent years, a ventilation fan for ventilating a room such as a living room, a bathroom, or a kitchen is required as an auxiliary facility of a house, which emphasizes simplification of construction and design.

A conventional ventilation fan of this type will be described with reference to FIGS. 10 to 13 by taking a ventilation fan for a living room as an example.

As shown in the figure, the ventilation fan main body 101 mounted on the indoor ceiling has a blower 102 for communicating the inside and the outside of the room, and a decorative panel 103 is arranged on the inside of the room. A box-shaped control case 104 is fitted and attached to the decorative panel 103 from the lower surface of the decorative panel 103. Further, inside the control case 104, a wireless operation signal transmitted from a remote control switch 105 arranged at a position distant from the ventilation fan main body 101 is received, and operation of the blower 102 is performed based on this signal.
Receiving means 106 for stopping and controlling speed is arranged.

On the other hand, the remote control switch 105 is detachably attached to a fixture 107 fixed to the wall surface of the room. A key switch 108 for operating the ventilation fan main body 101 is provided inside the remote control switch 105.
And a transmitting means 109 for transmitting an operation signal of the key switch 108. Also, remote control switch 1
In the inside of 05, a reed switch 111 of an automatic resetting type A contact structure which is turned on / off by a magnetic force of a magnet piece 110 provided on the fitting 107 and an ON / OFF signal of the reed switch 111 inside the fitting 107. Based on this, the transmission prohibiting means 112 for stopping the transmission signal transmitted from the transmitting means 109 is provided.

[0006]

In such a conventional ventilation fan structure, the remote control switch 105 is detachably provided on the mounting member 107 in consideration of maintainability such as battery replacement. The remote control switch 105 is operated from an unexpected place during maintenance work such as inspection and cleaning of the inside of the ventilation fan body 10.
The remote control switch 105 is attached to the fixture 1 so that the blower 102 does not get injured due to the sudden movement of the blower 102 and the like.
When it is removed from 07, the reed switch 111 is separated from the magnet piece 110 and turned off. Based on this, the transmission prohibiting means 112 stops the transmission from the transmitting means 109, so that the ventilation fan main body 101 does not operate unexpectedly. However, even if there is sufficient transmission output, if it is difficult to operate due to the arrangement of people or furniture, the remote control switch 105 could not be operated toward the ventilation fan main body 101.

The present invention solves the above problems by providing a ventilating fan which, while performing maintenance work on the ventilating fan body, prevents the ventilating fan body from being remotely operated from an unexpected place and injuries, but does not impair the operability. It is intended to be provided.

[0008]

In order to achieve the above object, the first aspect of the present invention is to provide a ventilating fan main body having a box-like interior provided with a fan for communicating the inside and the outside of the ventilating fan main body, and the ventilating fan main body. And a remote control switch for remote control using a wireless signal, wherein the remote control switch is detachably attached to a fixture fixed at a location distant from the ventilation fan main body, and when attached to the fixture and after removal. The ventilation fan is provided with a transmission prohibition unit that enables transmission only during a predetermined time.

In order to achieve the above-mentioned object, the second means is a box-shaped ventilation fan main body having a blower inside, which communicates the inside and outside of the room, and the ventilation fan main body is remotely operated by using a wireless signal. A remote control switch, wherein the remote control switch is detachable from a fixture fixed at a place away from the ventilation fan main body, and when attached to the fixture, performs a normal transmission and removes from the fixture. During the operation, a ventilation fan is provided with a transmission control means for transmitting a signal for operating after a lapse of a predetermined time after a confirmation sound.

[0010]

According to the present invention, by the configuration of the above-mentioned first means, even if the remote control switch is detached from the mounting tool, the remote control can be performed for a predetermined time, and thereafter the remote control of the ventilation fan main body cannot be performed.

Further, according to the structure of the second means, if the remote control switch is detached from the mounting tool and operated remotely, a warning is given by the buzzer and then the operation is started after a lapse of a predetermined time.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A first embodiment of the present invention will be described below with reference to FIGS.

As shown in the figure, the ventilation fan main body 1 mounted on the indoor ceiling has a blower 2 for communicating the inside and the outside of the room, and a decorative panel 4 having a lattice hole 3 on the inside of the room. A spring 5 provided on the decorative panel 4 and a stopper 6 provided on the ventilation fan main body 1 are detachably engaged with each other. A mounting hole 7 is provided in the decorative panel 4, and a box-shaped control case 9 having a hemispherical protrusion 8 on the upper side surface of the mounting hole 7 is fitted and mounted from the lower surface of the decorative panel 4. Has been done. Further, inside the control case 9, a wireless operation signal transmitted from a remote control switch 10 arranged at a position distant from the ventilation fan main body 1 is received, and operation / stop and speed control of the blower 2 are performed based on this signal. The receiving means 11 for performing, the first display means 12 for displaying the first address for identifying the ventilation fan main body 1, and the first setting means 13 for setting the first address, which is a small dip switch, are received. The means 11 and the first display means 12 are arranged so as to face the lower surface side of the control case 9, and the first setting means 13 face the side surface side.

On the other hand, the remote control switch 10 is detachably attached to a fixture 14 fixed to the wall surface of the room. Inside the remote control switch 10, a key switch 15 for operating the ventilation fan main body 1, a second display means 16 for displaying a second address for specifying the remote control switch 10, and a second address are set. The second setting means 17 composed of a small DIP switch and the transmitting means 18 for transmitting the operation signal of the key switch 15 are arranged. Further, inside the remote control switch 10, a reed switch 20 of an automatic return type A contact structure which is turned on / off by a magnetic force of a magnet piece 19 provided on the mounting tool 14 on the mounting tool 14 side, and this reed switch 20. O
Transmission prohibition means 2 for stopping the transmission signal transmitted from the transmission means 18 after a predetermined time based on the N / OFF signal
1 is provided.

When the remote control switch 10 is properly mounted on the mounting tool 14 in the above-described structure, the magnet piece 19 of the mounting tool 14 becomes the reed switch 2 of the remote control switch 10.
The reed switch 20 is turned on by making contact with 0 through the outer shell of the remote control switch 10. Then, by operating the key switch 15 of the remote control switch 10, the ventilation fan main body 1 can be operated remotely.

When performing maintenance work such as inspection or cleaning of the ventilation fan body 1, the remote control switch 1
Even if a child other than the worker removes 0 from the fixture 14 and brings it to another place, and operates the key switch 15, the remote control switch 10 is removed from the fixture 14 and at the same time,
The reed switch 20 separates from the magnet piece 19 and is turned off. Based on this, the transmission control means 22 stops the signal transmitted from the transmission means 18 after a predetermined time (for example, 5 seconds), and from an unexpected place. Never drive unexpectedly.

If it is difficult to operate in a fixed state due to the arrangement of people or furniture even if there is a sufficient transmission output, remove the remote control switch 10 from the fixture 14 and operate the key switch 15 toward the receiving means 11. The transmission signal can be transmitted from the transmission unit 18 within a predetermined time (for example, 5 seconds), and the ventilation fan main body 1 can be remotely operated.

A second embodiment of the present invention will be described below with reference to FIGS.
This will be described with reference to FIG. The same parts as those in the first embodiment are designated by the same reference numerals and detailed description thereof will be omitted.

As shown in the figure, the remote control switch 10A
In the inside of the A, an automatic return type A that is turned on / off by the magnetic force of the magnet piece 19 provided on the fixture 14 on the fixture 14 side.
A reed switch 20 having a contact structure and a transmission control means 22 for switching a transmission signal transmitted from the transmission means 18 based on an ON / OFF signal of the reed switch 20 and for making a buzzer sound by the OFF signal of the reed switch 20 are provided.

In the above structure, the remote control switch 10A
When is properly attached to the mounting tool 14, the magnet piece 19 of the mounting tool 14 comes into contact with the reed switch 20 of the remote control switch 10A via the outer shell of the remote control switch 10A, and the reed switch 20 is turned on. Then, by operating the key switch 15 of the remote control switch 10A, the ventilation fan main body 1 can be operated remotely.

When performing maintenance work such as inspection or cleaning of the ventilation fan body 1, the remote control switch 1
Even if a child other than the worker removes the 0A from the fixture 14 and takes it to another place, and operates the key switch 15, the remote control switch 10A is removed from the fixture 14 and at the same time, the reed switch 20 is removed from the magnet piece 19. Turned off
Based on this, the transmission control means 22 sends a signal "run after a predetermined time (for example, 5 seconds) after sounding the buzzer" from the transmission means 18, and does not drive suddenly.

Further, when it is difficult to operate in a fixed state due to the arrangement of people and furniture even if there is a sufficient transmission output, the remote control switch 10A is detached from the fixture 14 and the key switch 15 is directed toward the receiving means provided in the ventilation fan main body. If you operate
When a predetermined time (for example, 5 seconds) elapses after the buzzer sound is generated, the operation is performed and the ventilation fan main body 1 can be remotely operated.

[0023]

As is apparent from the above embodiments, according to the present invention, even if the remote control switch is detached from the fitting, the remote control can be performed for about one operation time, and thereafter the remote control of the ventilation fan main body cannot be performed. Therefore, during maintenance work such as inspection and cleaning of the ventilation fan body, you can prevent the wireless switch from being injured by being carried to an unexpected location and being operated remotely by a child's mischief. It is possible to provide an effective ventilation fan.

Although the remote control can be remotely operated even if the remote control switch is detached from the fixture, if the remote control is remotely operated in the detached state, the operation is started after a predetermined time after the buzzer warns the operator. During maintenance work such as inspection and cleaning, even if the wireless switch is carried to an unexpected location and remotely operated by a child's mischief, the danger can be recognized and avoided, and injury can be prevented.

[Brief description of drawings]

FIG. 1 is a perspective view showing an installed state of a ventilation fan according to a first embodiment of the present invention.

FIG. 2 is a sectional view showing a state where the ventilation fan of the first embodiment is installed on a ceiling.

FIG. 3 is a sectional view of a decorative panel portion of the ventilation fan of the first embodiment.

FIG. 4 is a sectional view of a remote control switch of the ventilation fan of the first embodiment.

FIG. 5 is an electric circuit diagram of a remote control switch of the ventilation fan of the first embodiment.

FIG. 6 is a flowchart of a remote control switch of the ventilation fan of the first embodiment.

FIG. 7 is a sectional view of a remote control switch of the ventilation fan of the second embodiment.

FIG. 8 is an electric circuit diagram of a remote control switch of the ventilation fan of the second embodiment.

FIG. 9 is a flowchart of a remote control switch of the ventilation fan of the second embodiment.

FIG. 10 is a perspective view showing an installation state of a conventional ventilation fan.

FIG. 11 is a sectional view of a remote control switch of the ventilation fan.

FIG. 12 is an electric circuit diagram of a remote control switch of the ventilation fan.

FIG. 13 is a flowchart of a remote control switch of the ventilation fan.

[Explanation of symbols]

 1 Ventilation fan main body 2 Blower 10 Remote control switch 10A Remote control switch 14 Fixture 21 Transmission prohibition means 22 Transmission control means

Claims (2)

[Claims] 1. A ventilating fan main body having a box-like shape for internally and externally provided with a blower therein, and a remote control switch for remotely controlling the ventilating fan main body using a wireless signal, wherein the remote control switch is the ventilating fan. A ventilation fan provided with a transmission prohibiting means that is detachable from a fixture fixed to a place away from the main body and that can transmit only when the fixture is attached and only during a predetermined time after removal. 2. A ventilating fan main body having a box-like shape for internally and externally provided with a blower therein, and a remote control switch for remotely controlling the ventilating fan main body using a wireless signal, wherein the remote control switch is the ventilating fan. It is detachable from a fixture fixed at a place away from the main body, and when attached to the fixture, normal transmission is performed, and when operating after detaching from the fixture, a confirmation sound is heard and driving is performed after a predetermined time has elapsed. A ventilation fan provided with transmission control means for transmitting a signal.