JPH0635554Y2 - Radio receiver - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a radio receiving device in which a speaker is provided in a casing fixed in a bathroom.

[Prior Art] As a device for enjoying radio broadcasts and music in a bathroom, there is a device disclosed in Japanese Utility Model Publication No. 61-37977.

This invention is intended to enjoy radio broadcasting and the like by using a remote control device for a water heater. A remote control device (hereinafter referred to as a "remote control") provided in a bathroom does not have electronic circuit parts or the like and is a speaker. The remote control provided outside the bathroom is provided with, for example, a jack as an insertion port for connecting the speaker and the audio device, a radio,
Audio equipment such as a stereo is connected to a jack via a connection cord and reproduced by speakers in the bathroom for enjoyment.

[Problems to be Solved by the Invention] As described above, since the above-mentioned invention is intended to avoid providing electronic circuit parts in the bathroom, when connecting an audio device to a jack, , Be sure to connect the output of the low frequency amplifier that can drive the speaker.

However, in recent audio equipment such as CD radio-cassettes, which have excellent usability, a built-in speaker along with a low-frequency amplifier and an external output terminal are provided to enable sufficient reproduction by itself. For example, the output that is small enough to connect earphones or the line level for connecting to a low-frequency amplifier is output that is suitable for driving a speaker as in the above invention. Few.

Also, even if there is an audio device suitable for connecting to the jack, it is necessary to move the audio device outside the bathroom near the remote controller and to provide a connection cable between the remote controller and the remote controller. I can't enjoy broadcasting and music in the bathroom. Generally, the remote control is fixed to the wall so that it does not get in the way,
Since the connection cord is arranged between the remote controller and the audio device, there is a problem that the connection cord becomes an obstacle.

It is an object of the present invention to allow a radio receiver having a speaker provided in the bathroom to easily enjoy music other than radio broadcasting or other audio information in the bathroom.

[Means for Solving the Problems] The present invention provides a radio receiving apparatus for receiving radio broadcasts, which is provided in a bathroom side portion having at least a speaker in a casing fixed in the bathroom, and in a building other than the bathroom. The outside of the bathroom, and a signal transmission line connecting the bathroom side portion and the outside of the bathroom, the outside of the bathroom is provided with an FM receiving function unit for receiving FM broadcast, and the bathroom side portion. Is provided with a selection operation means for selectively operating an FM reception wave received by the FM reception function unit, and reproduces an audio signal received by the FM reception function unit outside the bathroom with the speaker. Technical means.

[Operation and Effect of Invention] In the present invention, the FM reception function unit is provided outside the bathroom of the radio reception device. Further, a selection operation means for selecting the FM received wave is provided on the side of the bathroom. Therefore, when the selection operation means is operated on the bathroom side, the FM reception wave is selected outside the bathroom and the signal is transmitted to the bathroom side, so that the bathroom side enjoys the FM broadcasting etc. received outside the bathroom. be able to.

Further, in the FM broadcast wave band, noise and interference are small, and good quality voice information can be transmitted. For example, even a transmission wave from a simple FM transmitter can be well received and good quality voice information can be reproduced.

Therefore, simply connect the simple FM transmitter to the audio equipment,
The voice information reproduced by the audio device can be reproduced by the speaker in the bathroom.

Therefore, since it is not necessary to move the audio equipment or connect the audio equipment to the outside of the bathroom, it is possible to confuse the vicinity of the outside of the bathroom, enjoy the music or read aloud easily without the connection cord getting in the way, You can use recordings such as lectures and learning.

As a result, even though there is no FM reception function unit on the bathroom side, it is possible to select the reception frequency of the FM reception function unit by operating the selection operation means on the bathroom side. Can freely select FM broadcasting from the bathroom or transmission from a simple FM transmitter connected to audio equipment.

[Embodiment] Next, the present invention will be described based on an embodiment.

FIG. 2 shows the installation state of a gas hot water bath system 1 that can easily perform automatic hot water filling, reheating, and the like in addition to general hot water supply. It consists of a main heater for tensioning and a bath heater that circulates hot and cold water in the bathtub with a pump and reheats it with a bath gas burner. These heaters are control devices provided in the water heater main body 2. Three
Controlled by.

The control device 3 is provided with a main remote controller 10 and a bath remote controller 20, and the remote controllers 10 and 20 are installed in the kitchen A and the bathroom B, respectively.

Each of the remote controllers 10 and 20 is provided with a remote controller circuit, and each remote controller circuit is mainly composed of a microcomputer that operates by electric power supplied from the control device 3, and a plurality of remote controller circuits for giving instructions such as operation and temperature setting. Switch, a liquid crystal display device for displaying instruction contents such as set temperature and operation contents, and a buzzer for notifying completion of automatic water filling.

Further, in the present embodiment, each remote controller 10, 20 is provided with a radio receiving device 30 for enjoying a radio broadcast, and the radio receiving device 30 will be described below.

As shown in FIG. 1, the radio receiving device 30 is composed of a main unit 31 attached to the main remote controller 10 and a subordinate unit 40 attached to the bath remote controller 20, independent of the operating state of the water heater body 2. The power may be supplied from the control device 3 through a power line that is wired separately from each remote controller, or a power circuit may be provided in the main unit 31 on the main remote controller 10 side. , Which may be connected to the power line of kitchen A.

The main unit 31 includes an AM receiving unit 32 and an FM receiving unit for receiving a medium wave broadcast.
An FM receiving unit 33 for receiving broadcast or television sound is provided as a receiving function unit, and the receiving unit selected according to the user's request receives and detects the target broadcast and outputs a low frequency signal. To get

Each receiving unit is, for example, each receiving unit except for the front end including the high frequency amplifying unit and the tuning circuit of each receiving unit.
Although it is a dedicated IC having an IF amplification circuit and a detection circuit, the IF amplification circuit and the detection circuit of both the AM reception unit and the FM reception unit may be incorporated in one IC.

Each receiver uses an electronic tuning system that tunes by a switch of a tuning circuit connected to the IC, and can perform automatic tuning and preset tuning.

Further, the main machine 31 is provided with a low-frequency amplifier 34 for amplifying the low-frequency signal detected by these receiving sections, and a speaker 35 for reproducing voice.

Further, the main unit 31 has a liquid crystal display device for displaying a reception state such as a reception frequency and an output level of a low frequency signal.
36, a radio receiving device 30, a switch group 37 for performing various operations such as turning the power on and off, selecting and selecting a receiving section, and adjusting the volume, and selecting a receiving section according to the operation of the switch group 37. A control unit 38 including an IC that constitutes a microcomputer and an analog switch circuit for adjusting the level of a low frequency signal for tuning and adjusting the volume is provided.

The control unit 38 also performs switching control for selecting either the main unit 31 or the subordinate unit 40 according to the operation of the switch group 37 and transmitting the low frequency signals of the receiving units 32 and 33.

In this case, the main machine 31 is provided with the light emitting diode 39, and when the low frequency signal of each receiving section is not transmitted to the low frequency amplifier 34 of the main machine 31, the light emitting diode 39 is turned on and the low frequency signal is transmitted. Indicates that the data is being transmitted to the subordinate machine 40 side.

The subordinate unit 40 is an AM receiving unit 32 and an FM receiving unit in the main unit 31.
Each functional part except 33 is provided like the main engine 31,
The functional units include a low-frequency amplifier 44, a speaker 45, a liquid crystal display device 46, a switch group 47, and a control unit 48, each having the same function as each functional unit in the main machine 31.

Further, the light emitting diode 49 is lit when the low frequency signal of each receiving section is transmitted to the low frequency amplifier 34 on the main engine 31 side,
It is displayed that the sound is not reproduced on the subordinate device 40 on the bath remote control 20 side.

Next, a specific configuration in the case where the radio receiving device 30 having the above configuration is installed together with each remote controller will be briefly described with reference to FIGS. 3 and 4 for the bath remote controller 20 and the subordinate device 40 in the bathroom B. To do.

In FIGS. 3 and 4, reference numeral 21 denotes the bath remote controller.
Reference numeral 20 denotes a remote control casing, and 50 denotes a bathroom-side casing in which the subordinate device 40 of the radio reception device 30 is stored.

Each of these casings 21 and 50 is provided so that the internal circuit members are not affected by the moisture in the bathroom B.
It is configured by combining a plurality of resin members having an airtight structure, and protects circuit elements such as a microcomputer.

Each of these casings 21 and 50 has a screw hole for attachment in order to integrally fix them to the wall C surface in the bathroom B.
21a and 50a are provided, and screws (not shown) are passed through these screw holes 21a and 50a to be fixed to fixing portions 51a and 51b provided on the base 51, respectively.

To each casing 21, 50, in order to make the remote control casing 21 of the bath remote control 20 and the bathroom-side casing 50 of the subordinate device 40 integrally visible, a decorative frame 52 for edging is provided.
Is provided to improve aesthetics.

The decorative frame 52 is the remote control casing 21 and the bathroom side casing.
The front surface 21b and the two openings 52a and 52b that expose the front surface 50b are formed in the step 50, respectively. You get a tight fit and a sense of unity.

As shown in FIG. 5, the base body 51 has a tubular portion to which one end of a pipe 53 provided through the wall C of the bathroom B can be connected.
51c is formed, and the pipe 53 is arranged so as to penetrate through the through hole D provided in the wall C during the installation work.

Outside the wall C, an outdoor unit 54 made up of a remote control fixing member connected to the other end of the pipe 53 is provided.
Holds the wall C together with the base body 50 to fix the remote control casing 21 and the bathroom-side casing 50.

In the pipe 53, a control cable 60 for connecting the bath remote controller 20 and the control device 3 is arranged, and a connection cable 61 for connecting the subordinate device 40 in the bathroom casing 50 and the main unit 31 together. It is distributed.

Next, the operation and effective use of the radio receiving device 30 having the above configuration will be described.

When the power is turned on by operating the power switch of each switch group 37, 47 of the main machine 31 or the subordinate machine 40, the radio receiving device 30
, The broadcast selected by the receiving section selected by the selection switch is received, the low frequency signal is transmitted to the low frequency amplifier of the selected main unit 31 or subordinate unit 40, and the speaker Reproduced.

At this time, the broadcast cannot be reproduced by the speaker on the non-selected side of the main unit 31 or the subordinate unit 40, and instead the light emitting diode indicates that the tuner is the other one used.

When the subordinate device 40 side is selected, the receiving unit is selected by the switch group 47 of the subordinate device 40, and AM broadcasting or FM
Broadcasts are received, and the broadcast stations that receive them are also switches
It is performed according to the operation of 47.

At this time, for example, a radio cassette player, a stereo device, or a CD installed in the living room L or the like relatively close to the kitchen A
A simple FM transmitter (FM transmitter) 101, which is separately provided, is connected in advance to a single audio device 100 such as a player, cassette deck, or video deck, and the reproduced audio information is FM-modulated to a predetermined frequency. When transmitted, the radio wave transmitted from the simple FM transmitter 101 is received by the FM receiver 33 of the main unit 31 by operating the switch group 47 of the subordinate unit 40, and the detected voice signal is transmitted to the subordinate unit 40. To be done.

Therefore, in the subordinate device 40 in the bathroom B, the reproduced sound of the audio device 100 connected to the simple FM transmitter 101 can be reproduced.

As a result, each audio device 100 can be moved or the kitchen A
Since it is not necessary to provide a connection cord between the main unit 31 fixed to the main unit 31 and the audio device 100, the reproduced sound of the audio device 100 can be easily performed in the bathroom without confusing the vicinity of the kitchen A where the main unit 31 is installed. It can be reproduced.

As described above, according to the present embodiment, it is possible to reproduce various audio devices 100 in the bathroom B without confusing the vicinity of the kitchen A where the main engine 31 is installed and without moving various audio devices. You can easily enjoy the sound.

Further, in the present embodiment, since the radio receiver 30 is provided with each remote controller, during installation work, it is possible to connect the main machine and the subordinate machines by using the through holes for connecting each remote controller. Therefore, since it is not necessary to separately provide a through hole, no extra work is required, and the burden of installation work is small.

In the above embodiments, the radio receiver is provided in the gas hot water bath system, but the hot water supply system may be an oil burner or an electric heating hot water supply system.

[Brief description of drawings]

FIG. 1 is a block diagram of a gas hot water bath system and a radio receiving apparatus showing an embodiment of the present invention, and FIG. 2 is an indoor overhead view showing an installation state of the gas hot water bath system of the present embodiment,
FIG. 3 is an assembly diagram showing the structure of the combined state when the subordinate device of the radio receiving apparatus of this embodiment and the bath remote control are installed side by side, and FIG. 4 shows the radio receiving apparatus of this embodiment and the bath remote control installed side by side. FIG. 5 is a perspective view of the case, and FIG. 5 is a sectional view of the wall of the bathroom showing a fixed state of the subordinate device of the radio receiving apparatus of this embodiment to the wall of the bathroom. In the figure, 30 ... radio receiving device, 31 ... main unit (outside the bathroom), 33 ... FM receiving unit (FM receiving unit), 40 ... subordinate unit (bathroom side), 45 ... speaker, 47 ... … Switch group (selection operation means), 50 …… Bathroom casing (casing), 61 …… Connection cable (signal transmission line), A …… Kitchen (in building), B …… Bathroom.

Claims (1)

[Scope of utility model registration request] 1. A radio receiving device for receiving a radio broadcast, wherein a bathroom side portion having at least a speaker in a casing fixed in the bathroom, a bathroom outside provided in a building other than the bathroom, and the bathroom side. Section and a signal transmission line connecting the outside of the bathroom, the outside of the bathroom is provided with an FM reception function section for receiving FM broadcast, and the bathroom side section is provided with the FM reception function section. A radio receiving apparatus, characterized in that selection operation means is provided for selecting an FM reception wave to be received, and an audio signal received by the FM reception function unit outside the bathroom is reproduced by the speaker.