KR19980041354A - Electronic ignition and method of gas oven - Google Patents

Abstract

The present invention relates to an electronic ignition device and a method of a gas oven, in particular, when the user turns on the operation switch 30 to ignite a desired burner, the control unit 40 opens the solenoid valve 34 to the gas inlet. From the gas flow, and then open the corresponding proportional valve 36 selected by the user to drive the igniter 42 to ignite the corresponding burner, the control unit 40 is a flame detection rod that the ignition of the burner was made ( The first step (101 to 105) to determine by the output signal of 32, the control unit 40 in the first step, if the burner is ignited by the output signal of the salt detection rod 32, the user is the burner If the user adjusts the burner to a predetermined number by determining whether the number of stages is adjusted, the controller 40 changes the number of stages of the corresponding burner, and then controls the applied voltage of the proportional side 36 according to the number of stages. In the second step (106 to 109) of performing the combustion mode with the changed number of stages, in the second step, the control unit 40 determines whether the user has turned off the operation switch 30 during the combustion mode, so that the user operates the operation switch (30). When off, the control unit 40 has a third step (110 to 112) to turn off the proportional side 36 of the corresponding burner currently burning, and then to control the solenoid valve 34 to cut off the gas supply Apart from the mechanical operation method, the burner can be controlled by one-touch method by operation switch.

Description

An Apparatus and A Method for igniting of Gas Oven Range Using the Electro Magnetic Valve

The present invention relates to an electronic ignition device and a method of a gas oven, in particular, a salt detection rod and a separate circuit in the gas oven, and a proportional side corresponding to the number of burners to configure the ignition of the gas oven in one-touch method. The present invention relates to an electronic ignition device and a method of a gas oven which can control each burner by a one-touch switch operation by avoiding a mechanical operation of a cock of a burner to be ignited.

In general, a thermocouple is heated by a spark in a gas oven to generate thermoelectric power. The thermoelectric power is applied to a magnetic power unit mounted in a cock of the gas oven, and the electromagnet is opened in a gas valve. It is supposed to maintain. 4 is a view showing a conventional cock that operates as described above, the handle 10 for igniting the gas oven is formed, the cock 12 is a safety valve 14 for supplying or blocking gas to the burner and The plunger 16 is coupled to the knob of the cock 12 and pushes the safety valve 14 backward so that gas is supplied to the burner.

On the other hand, the safety valve 14 is composed of an elastic spring 18 for pushing the safety valve 14 forward to block the gas supplied to the burner.

In addition, a thermocouple 20, which is heated by a flame and generates thermoelectric power, is coupled to an electromagnet 22 mounted in the cock 12, and the thermoelectric power generated by the thermocouple 20 is transferred to the electromagnet 22. When applied, the plunger 16 coupled to the safety valve 14 is pulled toward the electromagnet 22 side so that the gas inflow to the burner can be maintained smoothly.

Accordingly, when the user pushes and rotates the knob of the cock 12 backward by using the handle 10, the gas moves to the burner as the plunger 16 coupled to the knob pushes the safety valve 14 backward. The ignition transformer (not shown), which is supplied and then linked to the cock 12, is driven to ignite the gas supplied to the burner.

However, in the ignition apparatus operated as described above, the cock 12 for each burner, such as the top of the cock top, the oven burner and the grill burner, is separately configured, and the cock 12 of the side to be ignited is complicated. There is a hassle to mechanically operate the), and the normal cock 12 is formed in a line in the front, so that it is difficult to find the position of the burner, and a detection unit by a separate micro switch has to be configured.

The present invention is to solve the above problems, the switch input unit and the display unit in the gas oven burner, and also to form a salt detection rod and a circuit, the proportional side corresponding to the number of burners by one-touch switch It is an object of the present invention to provide a gas oven electronic ignition apparatus and method for controlling each gas burner by an operation and displaying an ignition state through a display unit.

In order to achieve the above object, the device of the present invention is a solenoid valve for supplying or cutting off gas from a gas inlet by an operation switch, a salt supporting rod heated by combustion heat of a burner to generate thermoelectric power, and the salt detecting rod And a proportional side which is turned on or off in accordance with the output signal of the controller.

On the other hand, in the method of the present invention, when the user turns on the operation switch to ignite the desired burner, the control unit opens the solenoid valve to inject gas from the gas inlet, and then open the corresponding proportional valve selected by the user to open the igniter Drive to ignite the burner, and the control unit judges whether the burner has been ignited by the output signal of the salt detection rod, and in the first step, the control unit ignites the burner by the output signal of the salt detection rod. If the user has determined that the number of stages of the burner is adjusted by the user and the user adjusts the burner with a certain number of stages, the control unit varies the number of stages of the corresponding burner, and then controls the applied voltage of the corresponding proportional side according to the stage number. Performing a combustion mode in a single stage in which the control unit performs the combustion mode in the second stage. If the user determines that the operation switch is turned off and the user turns off the operation switch, the control unit has a third step of turning off the proportional valve of the corresponding burner which is currently burning, and then controlling the solenoid valve to cut off the gas supply. It is characterized by.

1 schematically shows an electronic ignition apparatus for a gas oven according to the present invention.

Block Diagram,

2 is a view showing the operation panel of the gas oven according to the present invention;

3 is a flowchart illustrating an electronic ignition method of a gas oven according to the present invention;

4 is a view for explaining a conventional mechanical cock.

* Description of the symbols for the main parts of the drawings *

10: handle 12: cock

14: safety valve 16: plunger

18: elastic spring 20: thermocouple

22: electromagnet 30: operation switch

32: salt detection rod 34: solenoid valve

36: proportional side 38: display unit

40: control unit 42: igniter

44: grill switch 46: oven switch

48: lamp display section 50: display section

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Figure 1 is a block diagram schematically showing the configuration of the electronic ignition device of the gas oven according to the present invention, the operation switch 30 for turning on or off the burner by the user's selection, and heated by the heat of combustion of the burner The salt supporting rods 32 which generate electric power are connected to the control part 40, respectively.

In addition, the solenoid valve 34 for supplying or blocking gas from the gas inlet to the corresponding burner, the proportional sides 36 corresponding to the number of burners, the display unit 38 for displaying the ignition state of the corresponding burner, The igniter 42 which ignites the gas supplied to the burner is configured to be controlled by the control unit 40.

Therefore, when the user turns on the operation switch 30 formed on the operation panel, the solenoid valve 34 is first opened, and then the proportional valve 36 of the corresponding burner selected by the user is opened to the maximum, and the gas inlet is opened. The igniter 42 discharges the gas supplied to the burner to ignite it.

On the other hand, when the ignition is made by the discharge of the igniter 42, the salt detection rod 32 detects the flame and outputs this detection signal to the controller 40.

Figure 2 is a view showing the operation panel of the gas oven according to the present invention, one side of the operation panel of the operation panel 30 for operating the burner of the cock top portion, the grill switch 44 for operating the grill burner, An oven switch 46 for operating the oven burner is formed, and on the other side, a lamp display unit 48 for displaying the on or off state of the burner is formed.

On the other hand, the central portion of the operation panel is configured with a display unit 50 for displaying the ignition state of the burner selected by the user so that the user can easily recognize.

The operation and effects of the gas oven configured as described above will be described in detail with reference to the flowchart of FIG. 3.

First, when the user turns on the operation switch 30 to ignite a corresponding burner suitable for cooking in order to cook food (101), the control unit 40 supplies a solenoid valve 34 for supplying gas from the gas inlet. When the gas is introduced by injecting the gas (102), and then the proportional side 36 of the corresponding burner selected by the user is opened to supply gas through the corresponding proportional side 36 (103), the controller 40 controls the igniter ( 42 to ignite the gas supplied to the burner by the discharge of the igniter 42 (104), the control unit 40 to the output signal of the salt detection rod 32 to detect the flame when the burner ignition It is determined whether the burner has been ignited by the 105 (105).

In addition, if the burner is ignited by the output signal of the salt detecting rod 32, the controller 40 determines whether the user adjusts the number of burners, and the user burns the burner with a predetermined number of steps for smooth cooking of the food. If the control unit 106 is adjusted, the control unit 40 changes the number of stages of the burner (107), and then adjusts the opening degree of the proportional side 36 by controlling the applied voltage of the corresponding proportional side 36 according to the number of stages. As shown in FIG. 108, the combustion mode is performed in a variable stage selected by the user (109).

On the other hand, the control unit 40 determines whether the user has turned off the operation switch 30 during the normal combustion mode (110), if the user completes cooking and then turns off the operation switch 30, the control unit 40 The combustion mode is to cut off the gas supply to the corresponding burner by turning off the proportional valve 36 of the corresponding burner currently burning (111), and then controlling the solenoid valve 34 to cut off the gas supplied from the gas inlet. Will be terminated (112).

As described above, the present invention can be used to control the burner in a one-touch manner by the operation switch by deviating from the mechanical operation method by the conventional operation knob, and can easily grasp the position of the burner in operation through the display unit of the operation panel. There is no need of detection part by micro switch, so configuration is simple and free functions such as reservation ignition and fire extinguishing can be added.

Claims (2)

In the electronic ignition device of the gas oven, the solenoid valve 34 for supplying or blocking gas from the gas inlet by the operation switch 30, and the salt supporting rod 32 which is heated by the combustion heat of the burner to generate thermoelectric power. ), A control unit 40 for outputting a control signal according to the output signal of the salt detection rod 32, and a proportional side 36 that is turned on or off in accordance with the output signal of the control unit 40 Gas ignition electronic ignition device. In the electronic ignition method of the gas oven, when the user turns on the operation switch 30 to ignite the desired burner, the control unit 40 opens the solenoid valve 34 to flow gas from the gas inlet, and then After opening the corresponding proportional valve 36 selected by the user, the igniter 42 is driven to ignite the corresponding burner, and the controller 40 is controlled by the output signal of the salt detecting rod 32 to determine whether the corresponding burner is ignited. In the first step (101 to 105) to determine, in the first step the control unit 40 is the ignition of the burner by the output signal of the salt detection rod 32, it is determined whether the user adjusted the number of stage burner When the user adjusts the corresponding burner by a predetermined number of stages, the control unit 40 varies the number of stages of the corresponding burner, and then controls the applied voltage of the proportional side 36 according to the number of stages. In the second step (106 to 109), the control unit 40 in the second step determines whether the user turned off the operation switch 30 during the combustion mode, if the user turned off the operation switch 30, 40 is a gas oven characterized in that it comprises a third step (110 to 112) of turning off the proportional side 36 of the corresponding burner currently burning, and then controlling the solenoid valve 34 to cut off the gas supply Electronic ignition of the stove.