KR940003927B1 - Radio receiver for restroom - Google Patents

Abstract

The radio receiver allows a user to simultaneously enjoy radio broadcast in a bath room and at the outside of the bath room. A master set is provided with an output switching circuit which switches the output of a low frequency amplifier to a jack to be applied to an external speaker, and the circuit is activated in response to the control signal. The switching control is executed synchronously with the switching operation of the output switching circuit and when the low frequency signal of a tuner is transmitted to a slave set, the output of the output switching circuit is connected to the jack. When the low frequency signal of the tuner is transmitted to the master set, the output of the output switching circuit is connected to a speaker. Thus, when an external speaker or an earphone is connected to the jack, the radio broadcast is enjoyed even in a kitchen.

Description

Radio receiver with internal and external bathroom equipment

1 is a block diagram of a gas hot water bath system and a radio receiver showing an embodiment of the present invention.

FIG. 2 is a bird's eye view of the indoor which shows the installation state of the gas hot water bath system of this embodiment. FIG.

3 is an assembly diagram showing a state structure in the case where the bathroom internal device and the bathroom remote controller of the radio receiver of the present embodiment are installed together.

4 is a perspective view when the radio receiver and the bathroom remote control of the present embodiment are combined.

5 is a cross-sectional view of the bathroom wall showing a state of being fixed to the wall of the bathroom of the bathroom internal device of the radio receiver of the present embodiment.

* Explanation of symbols for main parts of the drawings

30: radio receiver 31: external bathroom equipment

32: tuner (radio receiver) 33, 34: speaker

40: jack (connection part) 41: internal bathroom equipment

50: bathroom side casing A: kitchen

B: Bathroom S: External Speaker

The present invention relates to a radio receiver installed in a gas water bath system, and more particularly, to a radio receiver including an internal device for a bathroom interior and an external device for a bathroom exterior.

Conventionally, as a device for enjoying radio broadcasting and music in a bathroom, Japanese Unexamined Patent Application Publication No. 63-29307 has been devised.

This invention is intended to enjoy radio broadcasting using a remote control device for a water heater. A speaker is installed in a remote control device (hereinafter referred to as a remote control) installed in a bathroom and a remote control installed outside the bathroom, and the radio receiver is used as a radio receiver. The tuner is installed only on the remote controller outside the bathroom, and the output signal of the tuner is amplified and applied to the speakers of both remote controllers so that a good radio broadcast can be enjoyed even in a bathroom where reception of the radio broadcast is difficult.

As described above, in the above invention, the radio signal can be enjoyed even in the bathroom by applying the amplified output signal without selecting the speakers provided in the remote control in the bathroom and the remote control outside the bathroom. The outside speakers have no choice but to reproduce the sound.

However, in many cases, the same broadcast is rarely enjoyed at the same time in the bathroom and outside the bathroom such as the kitchen. Therefore, when enjoying the radio broadcast in the bathroom, it becomes annoying and disturbed outside the bathroom. For this reason, in order to prevent the voice from being reproduced in the speaker of the remote control outside the bathroom, the volume of the volume must be reduced by adjusting the volume on the remote control side outside the bathroom, which is cumbersome.

The present invention relates to a radio receiver having a speaker inside and outside the bathroom, respectively, the radio receiver can be easily enjoyed in the bathroom, at this time does not obstruct the outside of the bathroom and does not require complicated operation and At the same time, it is an object of the present invention to provide a radio receiver that can enjoy radio broadcasting at the same time, even when outside the bathroom.

The present invention provides a radio receiver having an internal device for an interior of a bathroom and an external device for an exterior of a bathroom, the bathroom internal device having an output speaker 44 installed in a bathroom of a building; A bathroom external device (31) installed outside of the bathroom and connected to the bathroom internal device (41) so as to be capable of signal transmission and having a radio receiver (32) and a speaker (34) for receiving radio broadcasts; Attached to the internal device 41 and the external device 31, respectively, it is possible to select an output to the corresponding device, and to transmit a signal from the radio receiver 32 to the corresponding device 41 or 31 when the output is selected. Control units 37 and 47; A connection part 40 installed at the bathroom external device 31 to enable connection of an additional external speaker S; According to a control signal from the controllers 37 and 47, when the internal device 41 is selected, the signal from the radio receiver 32 is connected to the connection part 40 and the external device 31 is selected. It is a technical means to include an output switching circuit 38 for connecting to the speaker 34 of the external device 31 when.

In the present invention, when a radio broadcast is enjoyed in the bathroom, the audio signal is applied only to the speaker of the bathroom internal device, but not to the speaker provided in the bathroom external device, so that the voice is not reproduced in the external device and the speaker.

On the contrary, when a radio broadcast is enjoyed by the external bathroom device, since a voice signal is applied only to the speaker of the external bathroom device, the audio is not reproduced by the speaker of the internal bathroom device.

In addition, in the case of enjoying radio broadcasting in the bathroom, when the outside device is also desired to enjoy radio broadcasting at the same time, the sound can be reproduced by connecting external speakers, earphones, or the like to the connection part provided in the bathroom external device. In this case, therefore, radio broadcasting can be simultaneously enjoyed in and outside the bathroom.

In the present invention, when the radio broadcast is enjoyed in the bathroom, since the sound is not reproduced in the speaker of the external device, the sound is not disturbed.

In addition, by connecting external speakers or the like as necessary, radio broadcasting can be enjoyed at the same time in the bathroom and outside the bathroom.

Next, the present invention will be described based on Examples.

FIG. 1 shows the configuration of the radio receiver 30 of the present embodiment, and the radio receiver 30 is provided in the gas hot water bath system 1 as shown in FIG.

In general, the gas hot water bath system 1 can be easily added to the hot water supply, and the hot and cold water filling and the additional heating can be easily performed. Thus, the hot water supply main body 2 has a main price for hot water supply and hot water supply by the main gas burner. The hot water and the bath heater which circulates hot water in a bathtub by a pump, and reheats a bath by a gas burner, these heaters are controlled by the control apparatus 3 provided in the water heater main body 2. As shown in FIG.

The control device 3 is provided with a main remote control 10 and a bathroom remote control 20. The main remote control 10 is outside the bathroom, for example, in the kitchen A, and the bathroom remote control 20 is the bathroom B. ) Is installed.

Each of the remote controllers 10 and 20 has remote controller circuits connected to the controller 3, and each remote controller circuit is configured around a microcomputer operated by electric power supplied from the controller 3, A plurality of switches for instructing operation, temperature setting, etc., a liquid crystal display device for displaying the instruction content such as the set temperature, the operation content, and the like, and a buzzer for notifying completion of automatic water-filling.

As shown in FIG. 1, the radio receiver 30 includes a bathroom external device 31 installed in the main remote controller 10 and a bathroom internal device 41 installed in the bathroom remote controller 20. The external device 31 and the bathroom internal device 41 are connected to each other by a connection cable 61 made of a control cable and an audio signal cable.

In this embodiment, the radio receiver 30 operates independently irrespective of the operating state of the water heater main body 2, and the power supply thereof is, for example, a power supply line wired separately from each remote control unit from the controller 3. The power supply circuit may be provided to the bathroom external device 31 on the side of the main remote controller 10 and may be connected to the light line of the kitchen A.

Hereinafter, the radio receiver 30 will be described.

The bathroom external device 31 is provided with a tuner 32 composed of an AM receiver for receiving medium-wave broadcasts and an FM receiver for receiving FM broadcasts or television voices. 46) receive and detect the desired broadcast selected according to the user's desire to obtain a low frequency signal.

The receiver 32 is a dedicated IC composed of an IF amplifier circuit and a detector circuit for each receiver except for the front end of the receiver, for example, a high frequency amplifier and a tuning circuit. The IF amplifier circuit and the detector circuit of both the receiver and the FM receiver may be assembled in one IC.

In addition, each receiving unit uses an electronic tuning system tuned by a switch of a tuning circuit connected to an IC, so that automatic tuning and preset tuning are possible.

In addition, the bathroom external device 31 includes a low frequency amplifier 33 for amplifying the low frequency signal detected by the tuner 32, and a speaker 34 for reproducing voice by applying an output voltage of the low frequency amplifier 33. It is.

In addition, the bathroom external device 31 has a liquid crystal display device 35 for displaying a reception state such as a frequency of a broadcast being received, an output level of a low frequency signal, and the like. A switch group 36 which performs selection, tuning, and volume control of the receiver, and low frequency signals for selection, tuning, and volume control of the receiver in the tuner 32 according to the operation of the switch group 36. The control part 37 which consists of a microcomputer which performs level adjustment etc. and an IC which comprises an analog switch circuit etc. is provided.

In the bathroom external device 31, an output switching circuit 38 for switching the output of the low frequency amplifier 33 to a jack 40 for applying to an external speaker or the like is provided, and the output switching circuit 38 is a control unit. It operates according to the control signal from (37).

The control unit 37 selects either the external bathroom device 31 or the internal bathroom device 41 according to the operation of the switch groups 36 and 46 to perform switching control for transmitting the low frequency signal of the tuner 32. will be.

Since the switching control is synchronized with the switching operation of the output switching circuit 38, when the low frequency signal of the tuner 32 is transmitted to the bathroom internal device 41, the output of the output switching circuit 38 is connected to the jack 40. ), And when the low frequency signal of the tuner 32 is transmitted to the bathroom external device 31, the output of the output switching circuit 38 is connected to the speaker 34.

In this case, the external bathroom device 31 is provided with a light emitting diode 39, and the low frequency signal of the tuner 32 is transmitted to the internal bathroom device 41 to the low frequency amplifier 33 of the external bathroom device 31. If it is not transmitted, the light emitting diode 39 is turned on to indicate that the low frequency signal is being transmitted to the bathroom internal device 41 side. Therefore, when the external speaker S, earphones, etc. are connected to the jack 40 at this time, radio broadcasting can be enjoyed also in the kitchen A. FIG.

On the other hand, the bathroom internal device 41 is provided with the same functional parts as the bathroom external device 31 except for the tuner 32, the output switching circuit 38, and the jack 40 in the bathroom external device 31. The functional unit includes an amplifier 43, a speaker 44, a liquid crystal display device 45, a switch group 46, and a control unit 47, and each function in the bathroom external device 31, respectively. Has the same function as wealth.

In addition, when the low frequency signal of the tuner 32 of the light emitting diode 49 is transmitted to the low frequency amplifier 33 on the side of the bathroom external device 31, the light is turned on. In the bathroom internal device 41 on the side of the bathroom 20, Indicates that speech is not reproduced.

Next, a concrete configuration in the case where the radio receiver 30 having the above configuration is provided in parallel with the gas hot water bath system 1 is described in relation to the bathroom remote control 20 and the bathroom internal device 41 in the bathroom B. FIG. A brief description will be given with reference to FIGS. 3 and 4.

3 and 4, reference numeral 21 denotes a remote control casing of the bathroom remote controller 20, and 50 denotes a bathroom side casing in which the bathroom internal device 41 of the radio receiver 30 is accommodated.

Each of these casings 21 and 50 is constituted by combining a plurality of resin members having an airtight structure in order to prevent the internal circuit members from being affected by moisture in the bathroom B. The circuit elements of are protected.

In each of these casings 21 and 50, mounting screw holes 21a and 50a are provided in order to fix them integrally to the wall C surface in the bathroom B, and in these screw holes 51a and 51a. Screws (not shown) are fitted and fixed to the fixing portions 51a and 51b respectively provided on the base 51.

In order to make the casings 21 and 50 show the remote control casing 21 of the bathroom remote controller 20 and the bathroom side casing 50 of the bathroom internal device 41 again, the makeup frame 52 for the rim is integrated. ) Is installed to improve aesthetics. The makeup frame 52 is formed with two openings 51a and 52b exposing the front part 21b and the front part 50b respectively formed with a step in the remote control casing 21 and the bathroom side casing 50, respectively. Each front part 21b, 50b is fitted in each opening 52a, 52b, and a sense of unity is obtained.

As shown in FIG. 5, the base 51 is formed with a tubular portion 51c to which one end portion of the pipe 53, which penetrates the wall C of the bathroom B, is connected. Is disposed so as to penetrate into the through-hole D provided in the wall C in the installation work.

Outside the wall C, an outdoor unit 54 made of a remote control fixing member connected to the other end of the pipe 53 is installed, and the outdoor unit 54 is provided with a remote controller between the wall C with the aircraft. The casing 21 and the bathroom side casing 50 are fixed.

In the pipe 53, a control cable 60 for connecting the bathroom remote control 20 and the control device 3 is arranged, and the bathroom internal device 41 and the bathroom external device (in the bathroom side casing 50) are arranged. The connection cable 61 which connects 31 is arrange | positioned together.

Next, a method of operating and using the radio receiver 30 having the above configuration will be described.

When power is applied by operating the power switch of each switch group 36 and 46 of the bathroom external device 31 or the bathroom internal device 41, the operation as the radio receiver 30 is started, and the tuner 32 The broadcast tuned by the selection switch is received, and a low frequency signal is transmitted to the low frequency amplifier of the bathroom external device 31 or the bathroom internal device 41 on which the power switch is operated, and reproduced by the speaker.

At this time, the speaker on the side of the bathroom external device 31 or the bathroom internal device 41 that is not selected cannot reproduce the audio signal, and instead indicates that it is being used on the other side by the light emitting diode.

For example, in order to enjoy radio broadcasting in the bathroom B, when the operation is performed in the bathroom internal device 41, the tuner 32 is operated by the switch group 46 of the bathroom internal device 41. Then, the reception unit is selected, AM broadcast or FM broadcast is received, and the received broadcast station is similarly performed by the operation of the switch group 46.

At this time, the light emitting diode 39 is turned on in the external bathroom device 31, and the output of the low frequency amplifier 33 is disconnected from the output of the low frequency amplifier 33 by the output switching device 38, and the low frequency amplifier 33 The output of is connected to the jack 40. Therefore, the audio signal is not reproduced in the speaker 34, but by connecting the jack 40 and the external speaker S, radio broadcasting can be enjoyed in the kitchen A.

The relationship between each operation state and operation state in the bathroom external apparatus 31 and the bathroom internal apparatus 41 is shown in a 1st table | surface.

TABLE 1

As described above, in the present embodiment, when the radio broadcast is enjoyed in the bathroom B, since the audio is not reproduced in the kitchen A, it is not necessary to perform operations such as lowering the volume on the kitchen A side.

At this time, when the kitchen A side also wants to enjoy radio broadcasting, it is possible to enjoy simultaneously by connecting an external speaker S or the like to the jack 40.

In addition, in the present embodiment, since the radio receiver 30 is provided in parallel with each of the remote controllers 10 and 20 in the gas hot water bath system, a through hole D for connecting the remote controllers 10 and 20 at the time of installation construction. The external bathroom and the internal bathroom equipment can be connected to each other, so there is no need to install the through-holes separately for their connection.

In the present embodiment, low frequency amplifiers are provided in the external bathroom equipment and the bathroom internal equipment, respectively, but the low frequency amplifier may be provided only in the external bathroom equipment, and the output voltage from the output switching circuit to the jack may be transmitted to the speaker of the bathroom internal equipment.

Although the present embodiment shows that the radio receiver is housed in a casing separate from each remote controller in the gas hot water bath system 1, the external bathroom device 31 is connected to the main remote controller 10 and the bathroom internal device ( 41 may be housed in the same casing as the bath remote control 20.

In addition, a microphone may be provided in each of the external bathroom device and the internal bathroom device to add an interphone function for making a call between the external bathroom device and the internal bathroom device.

In the above embodiment, the radio receiver is shown to be installed in the gas hot water bath system, but the hot water supply system by the oil burner may be used, or the hot water supply system by the electric heating may be used.

Claims (1)

A radio receiver having an internal device for a bathroom interior and an external device for a bathroom exterior, comprising: a bathroom internal device 41 having an output speaker 44 installed in a bathroom of a building; A bathroom external device (31) installed outside of the bathroom and connected to the bathroom internal device (41) so as to be capable of signal transmission and having a radio receiver (32) and a speaker (34) for receiving radio broadcasts; Attached to the internal device 41 and the external device 31, respectively, it is possible to select an output to the corresponding device, and to transmit a signal from the radio receiver 32 to the corresponding device 41 or 31 when the output is selected. Control units 37 and 47 to perform; A connection part 40 installed at the bathroom external device 31 to enable connection of an additional external speaker S; According to a control signal from the controllers 37 and 47, when the internal device 41 is selected, the signal from the radio receiver 32 is connected to the connection part 40, and the external device 31 is connected. And an output switching circuit (38) for connecting to a speaker (34) of the external device (31) when selected.

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