JPH10122570A - Cooking appliance - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prevent accidents such as fire by calling an attention of a user that a heater is being used and preventing the user from forgetting to turn off the heater is cooking appliances such as a gas cooker, an electric cooker, an electromagnetic cooker, etc. SOLUTION: An electric circuit having loads such as a buzzer 21, an alarm lamp 22, etc., connected together is attached to a cooking appliance such as a gas cooker, an electric cooker. The ignition or the heat generation of the cooking appliance causes the switches 30a to 30d of the electric circuit to be turned on and electric current to be supplied to the loads such as the buzzer 21, the alarm lamp 22, etc., to inform a user of the using state of the cooking appliance.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to cooking appliances such as gas stoves, electric stoves, and electromagnetic stoves.
In particular, the present invention relates to a cooking appliance with improved safety by preventing inadvertent forgetting to erase.

[0002]

2. Description of the Related Art Generally, gas stoves, electric stoves, electromagnetic stoves and the like are installed in households as cooking appliances. Was not considered at all.

For example, when boiling water with a kettle, a kettle that sounds a horn by steam pressure when boiling is proposed, but there is no means for preventing the cooking appliance itself from being turned off. It is a fact.

[0004]

As described above, although cooking appliances are frequently used every time cooking is performed, safety measures such as forgetting to turn them off are not taken. During such operations, there is a risk of accidentally forgetting to do so, wasting cooking ingredients, cooking utensils such as pots, gas fuel, etc., and in some cases, causing accidents such as fires.

[0005] The present invention has been made in view of such circumstances, and when a control device such as a gas stove or an electric stove is in use, a buzzer sounds, a warning light blinks or lights, and the user's attention is paid to this. It is an object of the present invention to provide a cooking appliance capable of reliably preventing an accident such as a fire from occurring without wasting food, cooking utensils, and fuel by calling out.

[0006]

In order to achieve the above object, the present invention provides an electric circuit to which a load such as a buzzer or a warning light is connected to a cooking appliance and ignites the cooking appliance or A switch of the electric circuit is turned on by the heat generation operation, and a load such as a buzzer or a warning lamp is energized.

Here, examples of the adjusting device include gas stoves, electric stoves, and electromagnetic stoves.

The electric circuit may use a household power supply (100 V) with a transformer to reduce the power to about 3 to 6 V, or use a dry cell power supply or both.

A load such as a buzzer or a warning light for issuing an alarm is connected to this electric circuit, and both may be used alone or in combination. In particular, when a buzzer is used, a variable resistor is used. It is preferable that a volume adjustment can be provided.

Next, as a switch means of this electric circuit, for example, a push-type ignition knob is provided so that the switch is turned on when the cooking appliance is used and turned off when the cooking appliance is not used. In the gas stove to be used, a movable contact is arranged on the knob and a fixed contact is arranged on the stove main body so that the fixed contact and the movable contact come into contact when the knob is ignited. In the gas stove of the type that pushes and turns the adjustment knob, a movable contact is provided on the outer periphery of the heating power adjustment knob and a fixed contact is provided on the stove body side, and when the ignition is turned by turning the heating power adjustment knob, the electric circuit is energized. Just do it.

In order to improve the safety of the switch mechanism, a relay type switch may be used.
When the cooking appliance is not used, electricity flows to the relay, the switch is sucked up, and the switch is turned off. When the cooking appliance is used, electricity is not supplied to the relay, and the switch is turned on by the spring return of the switch itself. Ensure that electricity flows to the load, such as a warning light.

As is apparent from the above configuration, according to the present invention, when a cooking appliance such as a gas stove is used, a switch of an electric circuit is turned on, and a buzzer sounds or a warning light is turned on or blinks. Thus, the user can always confirm that these cooking appliances are in use, and do not forget to turn them off and leave them in use for a long time.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of a cooking appliance according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a front view of a gas stove to which the present invention is applied, FIG. 2 is a side view of the gas stove, FIGS. 3 and 4 are circuit diagrams showing electric circuits installed on the gas stove, and FIG. FIG. 4 shows the switch ON state. 5 is a front view showing another embodiment of a gas stove to which the present invention is applied, and FIGS. 6 and 7 are circuit diagrams showing another embodiment of an electric circuit, showing a switch OFF state and a switch ON state, respectively. is there.

First, as shown in FIGS. 1 and 2, four ignition knobs 11 (11a to 11a)
d) is provided, and when the ignition knob 11 is pushed, each burner 12 corresponding to each ignition knob 11 is ignited.
Numeral 1 protrudes forward by an internal spring means when in the ignition state, and is immersed and locked inside the gas stove 10 when in the fire extinguishing state.

By the way, the gas stove 10 according to the present invention
Has a means for constantly informing the user of the ignition state, and is characterized in that the electric circuit shown in FIG. 3 is incorporated.

That is, this electric circuit is similarly lit or flashed by a power supply 20 of about 3 to 6 V transformed from a general household power supply of 100 V by a transformer, and a buzzer 21 which sounds when the electric circuit is energized. A warning light 22 is connected, and if desired, a variable resistor 23 may be provided so that the volume of the buzzer 21 can be adjusted. Alternatively, a dry battery can be used as the power supply 20. In this case, a dry cell power supply may be used in combination with a household power supply as an auxiliary power supply.

The switch mechanism of the electric circuit is operated by operating the operating knob 11 of the gas stove 10 so that the switch is turned on when the ignition is in the ignition state and turned off when the fire is in the extinguishing state. Knobs 11a-1
Switches 30a to 30d corresponding to 1d are provided.

The switches 30a to 30d are connected to the ignition knob 11a as shown in an enlarged view of the switch 30a in FIG.
Is provided with a movable contact 31a, while a fixed contact 32a is provided on the main body side of the stove 10. Hereinafter, the movable knobs 3b, 11c, and 11d for the ignition are similarly provided.
1 is installed.

When the ignition knob 11a is pushed, the ignition knob 11a projects. At this time, the fixed contact 32a and the movable contact 31a come into contact with each other, as shown in FIG. , Switch 30a is ON
And the electric circuit is energized.

As described above, the switches 30 correspond to the switches 30a to 30d corresponding to the ignition knobs 11a to 11d.
d are connected in parallel, so that at least 1
If the gas stove 10 is used by operating the ignition knob 11 at the location, the buzzer 21 sounds and the warning light 22
Lights or flashes.

To adjust the volume of the buzzer 21,
What is necessary is just to make the resistance value of the variable resistor 23 in the circuit variable,
The buzzer 21 and the warning light 22 are preferably installed in a living room or the like for the buzzer 21, and it is desirable that the warning light 22 be installed in a place where the user can easily see when going out, such as inside an entrance.

Further, as the gas stove 10 to which the present invention is applied, in addition to the one provided with the push-type ignition knob 11, the present invention can be applied to a rotary-type heating power adjustment knob.

That is, as shown in FIG. 5, the provision of the movable contact 31 on the outer periphery of the heating power adjustment knob 13 and the provision of the fixed contact 32 on the main body side of the gas stove 10 is the same as in the above-described embodiment. What is necessary is just to make it the structure which both contacts 31, 32 carry out electricity and both contacts 31, 32 intermittently at the time of fire extinguishing.

As described above, since the gas stove 10 to which the present invention is applied incorporates an electric circuit to which a load such as a buzzer 21 and a warning light 22 is connected, at least one ignition knob 11 of the gas stove 10 Adjustment knob 1
When the gas stove 10 is in the ignition state by operating 3
Since the buzzer 21 always sounds and the warning lamp 22 is always lit or blinking, the user can use these buzzers 21
The caution is alerted by the warning light 22 so that the user does not forget to turn it off, so that cooking ingredients, cooking utensils, and gas fuel can be wasted, and accidents such as fire can be avoided.

Next, an embodiment using a relay-type switch as a switch of an electric circuit will be described with reference to FIGS.

The same parts as those of the above embodiment are denoted by the same reference numerals, and detailed description thereof will be omitted.

FIG. 6 shows a state when the fire is extinguished, and FIG. 7 shows a state when the fire is ignited.
Is pulled by the relay 40, the movable contact 33a and the fixed contact 33b are separated from each other, and the buzzer 21 and the warning light 22
Is not energized.

The switch 4 for energizing the relay 40
As 1, the gas stove 10 is turned on when the fire is extinguished,
A switch mechanism that is turned off at the time of ignition is provided in the ignition knob 11 and the heating power adjustment knob 13.

Therefore, when the gas stove 10 is not used, that is, as shown in FIG. 6, when the fire is extinguished, the switch 41 provided on the ignition knob 11 is in the ON state.
0, the movable contact 3 of the switch 33
3a is pulled toward the relay 40, and the switch 33 is
In the FF state, the buzzer 21 and the warning lamp 22 are not energized, but if the ignition knob 11 or the heating power adjustment knob 13 of the gas stove 10 is operated to be in the ignition state, the switch 41 is turned off, and the relay 41 is turned off. 40 is not energized.

When the relay 40 is not energized, as shown in FIG. 7, the movable contact 33a returns to a spring, and the switch 33 is closed, so that the buzzer 21 and the warning lamp 22 are energized, and the buzzer 21 is energized. It sounds and the warning light 22 is turned on or blinks, which can draw the user's attention.

Although the embodiment in which the present invention is applied to the gas stove 10 has been described above, the same operation and effect can be obtained by applying the present invention to an electric stove or an electromagnetic stove or the like. And warning light 22
Are arranged side by side, but only one of them may be used if desired.

[0033]

As described above, the cooking appliance according to the present invention is provided with an electric circuit incorporating a load such as a buzzer or a warning light, and operates an ignition knob or the like of a gas stove to bring it into an ignition state. When the cooking appliance is in use, the switch of the electric circuit is configured to be ON,
During use of the cooking appliance, the buzzer sounds or the warning light is lit or flashing, so that the user can be alerted at all times. There is an effect that cooking utensils, fuel, and the like are not wasted, an accident such as a fire is not caused, and safety is excellent.

[Brief description of the drawings]

FIG. 1 is a front view showing a gas stove as one embodiment of a cooking appliance according to the present invention.

FIG. 2 is a side view showing a part of the gas stove shown in FIG.

FIG. 3 is a circuit diagram showing a switch OFF state of an electric circuit incorporated in the cooking appliance according to the present invention.

FIG. 4 is a circuit diagram showing a switch ON state in the electric circuit shown in FIG. 3;

FIG. 5 is a front view showing a gas stove as another embodiment of the cooking appliance according to the present invention.

FIG. 6 is a circuit diagram showing a switch OFF state in another embodiment of the electric circuit incorporated in the cooking appliance according to the present invention.

FIG. 7 is a circuit diagram showing a switch ON state in the electric circuit shown in FIG. 6;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Gas stove 11 (11a-11d) Ignition knob 13 Thermal power adjustment knob 21 Buzzer 22 Warning light 23 Variable resistor 30 (30a-30d) Switch 31 (31a-31d) Movable contact 32 (32a-32d) Fixed contact 33 Switch 40 Relay 41 switch

Claims (4)

[Claims] An electric circuit to which a load such as a buzzer and a warning light is connected is attached to a cooking appliance, and a switch of the electric circuit is turned on by an ignition or a heating operation of the cooking appliance. A cooking appliance characterized by being energized by a load such as a lamp. 2. The cooking appliance is a gas stove, and a switch of an electric circuit is installed on an ignition knob of the gas stove. When the gas stove is ignited, the switch is turned on,
2. The cooking appliance according to claim 1, wherein electricity is supplied to a load of the electric circuit, and when the gas stove is extinguished, the switch is turned off, and supply of electricity to the load of the electric circuit is stopped. 3. The cooking appliance according to claim 1, wherein the switch is a relay type switch. 4. The cooking appliance according to claim 1, wherein a variable resistor is provided in the electric circuit as a sound volume adjusting mechanism of the buzzer connected to the electric circuit.