JPS5911311Y2 - Water heater for kitchen and bathroom hot water supply - Google Patents

Description

[Detailed description of the invention] The present invention relates to a water heater for kitchen and bathroom hot water supply. are installed in the kitchen and bathroom, each with a remote control panel that allows you to set the temperature of the water heater.
To provide a water heater which is equipped with an ice solenoid valve connected to a bathroom remote control panel so that hot water temperature can be set with priority given to the bathroom remote control panel.

Conventional water heaters have one hot water supply port, and hot water is supplied through piping from this hot water supply port to the kitchen and bathroom.

However, when supplying hot water, if a remote control panel with a water temperature setting volume is installed in two places, one in the kitchen and one in the bathroom,
A switch for setting the hot water temperature is required on one of the control panels.

However, if a switch is installed on the remote control panel in the kitchen, if the hot water supply temperature is set to a high temperature in the kitchen while taking a shower in the bathroom, the shower water will become too hot and there is a risk of burns. .

On the other hand, if a changeover switch is provided on the bathroom-side remote control panel, there is an inconvenience such as having to go to the bathroom and operate the changeover switch when using high-temperature water in the kitchen.

The present invention is a water heater that improves such inconveniences, namely, the hot water supply circuit in the water heater is branched into a bathroom side and a kitchen side, each equipped with a remote control panel, and connected via piping, so that both sides can be connected via piping. The bathroom side circuit is equipped with a water solenoid valve that opens only when hot water is supplied in the bathroom and closes when hot water is not supplied in the bathroom, and this water solenoid valve is connected to the hot water supply temperature setting switch provided on the bathroom side remote control panel. When hot water is supplied in the bathroom, the initiative for setting the hot water temperature is transferred, and when hot water is not being supplied, the initiative for setting the hot water temperature is transferred to the kitchen remote control panel using an automatic or manual switch installed on the bathroom remote control panel. This is a water heater designed to move.

In other words, the temperature setting selector switch provided on the bathroom side remote control panel is connected to the water solenoid valve provided on the bathroom side circuit, and the hot water temperature setting is given priority on the bathroom side remote control panel to prevent the risk of burns. The most important thing to do is to eliminate the inconvenience of operating the changeover switch by automatically transferring control over the hot water temperature setting to the kitchen control when hot water is not being supplied.

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the kitchen and bathroom water heater according to the present invention will be described in detail below with reference to the accompanying drawings.

Reference numeral 1 denotes a water heater housing, and a hot water heat exchanger 2 and a reheating bath pot 3 are built into the housing 1, and the heat exchanger 2 has a pre-stop governor 4 at the water inlet, and has two outlets. A branched hot water supply circuit is installed, with one side having a hot water supply port 5 that leads to the kitchen, and the other side having a water solenoid valve 6 connected to a hot water temperature setting changeover switch on a remote control panel B installed in the bathroom, which will be described later. The hot water supply inlet 7 is connected to a conduit 10.11 provided with a valve 8, 9, respectively.

The heat exchanger 2 inside the box 1 is equipped with a thermistor 12 on the outlet pipe, which senses the hot water temperature, and controls the burner proportional control with a hot water temperature setting volume provided on the remote control panel to control the set hot water temperature. Supply warm water.

A water level switch 13 is provided in the bath pot 3, and this water level switch 13 is connected to the water solenoid valve 6 so that the water level switch 13 is turned to O.
When the temperature becomes N, the water solenoid valve 6 is closed.

Reference numeral 14 denotes a burner, and the burner 14 is controlled by automatically adjusting the amount of gas in proportion to the hot water temperature set by the hot water temperature setting volume described above.

In addition, a remote control panel A is installed in the kitchen, and this remote control panel A includes a power lamp 16 and a hot water temperature setting volume 17.
, hot water bath reheating combustion lamp 18, kitchen hot water temperature setting lamp 1
9, and the bathroom is also equipped with the remote control panel B.

The remote control panel B on the bathroom side includes a power lamp 20,
Water temperature setting volume 21. Automatic hot water supply switch 22, manual hot water supply kitchen water temperature setting switch 23, bath combustion switch 24
, an automatic hot water supply lamp 25, a hot water supply lamp (water solenoid valve open indicator lamp) 26, and a bath combustion lamp 27.

The present invention has the above-mentioned structure, and when hot water is to be supplied in the kitchen, turn on the power switch 15 of the remote control panel A installed in the kitchen, and when the power lamp 16 is on, check that the kitchen hot water temperature setting lamp 19 is also on. When the main valve 8 is opened, the pre-stop water governor 4 is operated, the gas valve is opened, the burner proportional controller ignites the burner, and at the same time the hot water bath refiring combustion lamp 18 is turned on.

The water supplied from the water supply port due to the combustion of this burner undergoes heat exchange while passing through the heat exchanger 2, and the hot water temperature is detected by the thermistor 12 installed at the outlet of the heat exchanger 2, and the kitchen hot water temperature is set by burner proportional control. Hot water is supplied at a constant temperature set by the volume 17.

When hot water is being supplied in the kitchen and you want to supply hot water in the bathroom, open the valve 9 to supply water, the water solenoid valve 6 will open, and at the same time the kitchen hot water temperature setting lamp 19 on the remote control panel A installed in the kitchen will go out, and the hot water temperature will be set in the bathroom. The hot water temperature will be set at the remote control panel B.

When the hot water supply in the bathroom is finished, the kitchen hot water temperature setting lamp installed on the remote control panel A installed in the kitchen lights up again, and the hot water temperature reaches the set temperature and hot water is supplied.

Next, if you want to supply hot water in the bathroom, make sure that the power lamp 20 on the remote control panel B installed in the bathroom is lit and the hot water supply lamp 26 is off, and then turn on the bathroom valve 9 if you want to automatically supply hot water. Open it and press the automatic hot water supply switch 22.

At the same time, the automatic hot water supply lamp 25 and the hot water supply lamp 26 are turned on, the water solenoid valve 6 is opened, and the burner 14 starts combustion.

The thermistor 12 allows hot water to be supplied at the temperature set by the hot water temperature setting volume 21 provided on the remote control panel B in the bathroom.
Sign.

Also, when hot water is supplied and the bathtub 28 reaches a certain amount, the water level switch 1
3, the water solenoid valve 6 connected to the water level switch 13 is automatically closed, the burner 14 is extinguished, and the automatic hot water supply lamp 26 is turned off.

Next, when manually supplying hot water from automatic hot water supply, when the manual hot water supply kitchen water temperature setting switch 23 is pressed, the hot water supply lamp 6 is turned on, and when the water solenoid valve 6 is opened and the bathroom valve 9 is opened, the burner 14 starts burning.

Further, through this combustion, hot water is supplied at the hot water temperature set by the thermistor 12 in the hot water temperature setting volume 21 on the remote control panel B in the same manner as described above.

When the valve 9 in the bathroom is closed, hot water supply is stopped and the burner 14 is extinguished.

After using hot water, press the manual hot water kitchen water temperature setting switch 23 to turn off the hot water lamp 26, the water solenoid valve 6 will close, and the kitchen hot water temperature setting lamp 19 on the kitchen remote control panel A will turn on, allowing the kitchen to take the initiative in setting the hot water temperature. Rights are transferred.

Also, if hot water is supplied in the kitchen while hot water is being supplied in the bathroom, the hot water temperature will be the same as the bathroom hot water temperature setting volume.

When hot water is being supplied at a high temperature in the kitchen during hot water supply in the nursery room, when the manual hot water supply kitchen water temperature setting switch 23 on the bathroom remote control panel is pressed, the hot water supply lamp 26 goes out, the water solenoid valve is closed, hot water supply to the bathroom is stopped, and the hot water supply to the bathroom is stopped. The hot water temperature setting lamp on the remote control panel turns on, and hot water is supplied at the hot water temperature set with the hot water temperature setting volume 17 on the kitchen control panel A.

As mentioned above, the present invention branches the hot water supply circuit in the water heater into the bathroom side and the kitchen side, and the bathroom side circuit is equipped with a water solenoid valve that opens only when hot water is being supplied in the bathroom and closes when hot water is not being supplied in the bathroom. , the kitchen side circuit is connected to the piped conduit having a valve, and the kitchen side circuit is connected to the piped conduit, and a hot water supply temperature setting changeover switch is provided on the bathroom side remote control control panel B, and the changeover switch is connected to the bathroom side hot water supply circuit. When connected to the installed water solenoid valve and turned on the switch in the bathroom, the water solenoid valve opens and the bathroom has control over the hot water temperature setting, so hot water temperature settings can be changed from the kitchen like in the past. There is no danger and it is safe.

In addition, when hot water is to be supplied in the kitchen, pressing the manual hot water supply kitchen hot water temperature setting switch installed on the bathroom side remote control panel B transfers control over the hot water temperature setting to the kitchen. If you turn on the power switch 15 provided at A and confirm that the power lamp 16 and the kitchen hot water temperature setting lamp 19 are on, hot water can be supplied at a constant temperature set by the hot water temperature setting volume 17, so there is no inconvenience like in the past.

[Brief explanation of drawings]

The drawings show an embodiment of the water heater for the kitchen and bathroom according to the present invention. Fig. 1 is an explanatory diagram, Fig. 2 is a front view of a remote control panel installed in the kitchen, and Fig. 3 is an illustration of the water heater in the bathroom. It is a front view of a remote operation control panel. 1... Water heater casing, 2... Intermediate hot water heat exchanger, 3... Reheating bath pot, 4... Pre-stop water governor, 5 ...Kitchen hot water inlet, 6...
...Water solenoid valve, 7...Hot water inlet for the bath room, 8,9.
...Valve, 10.11 ...Piping, 12
...Thermistor, 13 ... Water level switch, 14 ... Burner, 15 ... Power switch, 16 ... Power lamp, 17 ...・・・
...Water temperature setting volume, 18...Hot water bath reheating combustion lamp, 19...Kitchen hot water temperature setting lamp,
20...Power lamp, 21...Water temperature setting volume, 22...Ring hot water supply switch, 23
...Manual hot water supply kitchen water temperature setting switch, 24...
... Bath combustion switch, 25 ... Automatic hot water supply lamp, 26 ... Hot water supply lamp, 27 ...
・Bath combustion lamp, 28... Bathtub, A, B...
...Remote control panel.

Claims (1)

[Scope of utility model registration request] A pre-stop water governor is installed at one end of the water supply port of the heat exchanger inside the water heater casing, and the outlet is branched into two hot water supply ports for the bathroom and the hot water supply port for the kitchen. A thermistor connected to the burner proportional controller is installed at the outlet of the bathroom, and a water solenoid valve is installed in the middle of the hot water supply port on the bathroom side, which opens only when hot water is being supplied in the bathroom and closes when hot water is not being supplied in the bathroom. It is installed in communication with the changeover switch of the remote control panel installed, and the remote control panel on the bathroom side is equipped with an indicator lamp,
A water heater for kitchen and bathroom hot water supply, which is equipped with temperature, setting volume, and changeover switches, and the other kitchen is equipped with a remote control panel with an indicator lamp, power switch, and hot water temperature setting volume.