KR200473450Y1 - Heater comprising childlock switch - Google Patents

Heater comprising childlock switch Download PDF

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Publication number
KR200473450Y1
KR200473450Y1 KR2020130007948U KR20130007948U KR200473450Y1 KR 200473450 Y1 KR200473450 Y1 KR 200473450Y1 KR 2020130007948 U KR2020130007948 U KR 2020130007948U KR 20130007948 U KR20130007948 U KR 20130007948U KR 200473450 Y1 KR200473450 Y1 KR 200473450Y1
Authority
KR
South Korea
Prior art keywords
child lock
state
switch
time
cooker
Prior art date
Application number
KR2020130007948U
Other languages
Korean (ko)
Inventor
이태식
이민우
Original Assignee
(주)신화셀렉스
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by (주)신화셀렉스 filed Critical (주)신화셀렉스
Priority to KR2020130007948U priority Critical patent/KR200473450Y1/en
Application granted granted Critical
Publication of KR200473450Y1 publication Critical patent/KR200473450Y1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/006—Stoves or ranges heated by electric energy using electrically heated liquids
    • F24C7/008—Stoves or ranges heated by electric energy using electrically heated liquids using electrode heaters
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches

Abstract

According to an embodiment of the present invention, a cooker includes a child lock switch, a timer for measuring a time when the child lock switch is contacted, and a controller for controlling the operation of the child lock switch, And a control unit for changing the child lock state when the contact is further made a first number of times.

Description

Heater comprising child lock switch < RTI ID = 0.0 >

The present invention relates to a cooker including a child lock switch.

Most electric cookers currently in circulation use a touch-type touch switch to implement a child-lock function. When a touch-type touch switch is used, the cooker may be operated by unintentional operation of the switch due to inadvertent contact, which may cause fire and safety problems.

For example, the child lock can be set or released by pressing and holding the child lock switch. This method has the advantage of easily setting and releasing the child lock, but when the switch touches the switch unintentionally, the child lock is set or released. Also, in the process of wiping the upper part (plate) of the cooker with a cleaning tool (dishwasher) to clean the cooker, the child-lock switch was unintentionally unintentionally opened and the cooker was operated.

The technical challenge of the present invention is to provide a cooker that prevents unintentional manipulation of the switch.

According to an embodiment of the present invention, a cooker includes a child lock switch, a timer for measuring a time when the child lock switch is contacted, and a controller for controlling the operation of the child lock switch, And a control unit for changing the child lock state when the contact is further made a first number of times.

Wherein the control unit releases the child lock when the child lock is set when the child lock switch is in contact with the child for the first number of times within the first time after the timer starts the measurement and if the child lock is released, Can be set.

The timer can be initialized when the child lock state is changed or when the first time has elapsed.

The cooker further includes a power switch, and the controller can control on / off of the power regardless of the state of the child lock according to the contact of the power switch.

The first number may be one.

The controller may set a child lock when the child lock switch is contacted a second predetermined number of times within a predetermined second time after the timer starts the measurement.

The controller may set a child lock when the child lock switch is continuously pressed for a predetermined third time.

The first time or the first number may be set according to an external input.

The child lock switch may be a touch switch.

The cooker further includes a power switch and at least one control switch, and the control unit sets the child lock state to a set state when the child lock switch, the power switch and the control switch are not operated for a predetermined fourth time .

According to the embodiment of the present invention, when the child lock switch is touched a predetermined number of times within a preset time, by changing the state of the child lock, unintentional operation of the switch can be prevented and the safety of the cooker can be ensured.

1 shows a cooker according to an embodiment of the present invention.
2 is a block diagram of the operation and display unit of Fig.
Figure 3 is a block diagram of the cooker of Figure 1;
Fig. 4 is a timing chart showing an embodiment of the operation of the cooker of Fig. 1; Fig.
5 is a flowchart showing an operation method of the cooker of FIG.

Specific structural or functional descriptions for embodiments in accordance with the concepts of the present inventions disclosed herein are illustrated for the purpose of describing embodiments only in accordance with the concepts of the present invention, But may be embodied in many different forms and is not limited to the embodiments set forth herein.

The embodiments according to the concept of the present invention can be variously modified and have various forms, so that the embodiments are illustrated in the drawings and described in detail in the specification. It should be understood, however, that it is not intended to limit the embodiments according to the concepts of the present invention to the particular forms disclosed, but includes all changes, equivalents, or alternatives falling within the spirit and scope of the present invention.

The terms first, second, or the like may be used to describe various elements, but the elements should not be limited by the terms. The terms may be named as a second component only for the purpose of distinguishing one component from another component, for example, without departing from the scope of the right according to the concept of the present invention, The second component may also be referred to as a first component.

It is to be understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, . On the other hand, when an element is referred to as being "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between. Other expressions that describe the relationship between components, such as "between" and "between" or "neighboring to" and "directly adjacent to" should be interpreted as well.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In this specification, the terms "comprises ", or" having ", or the like, specify that there is a stated feature, number, step, operation, , Steps, operations, components, parts, or combinations thereof, as a matter of principle.

Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the meaning of the context in the relevant art and, unless explicitly defined herein, are to be interpreted as ideal or overly formal Do not.

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the preferred embodiments of the present invention with reference to the accompanying drawings.

Fig. 1 shows a cooker according to one embodiment of the present invention, Fig. 2 is a block diagram of the operation and display unit of Fig. 1, and Fig. 3 is a block diagram of the cooker of Fig.

1 to 3, the cooker 100 may be an electric range or an induction range according to an embodiment.

The cooker 100 may include a cooking unit 130, a control unit 140, a timer 150, and an operation and display unit 200. The controller 140 and the timer 150 may be located inside the cooker 100.

The operation and display unit 200 may include a child lock switch 110, a power switch 120, at least one control switch 160, and a display unit 170.

The operation and display unit 200 may be positioned on the plate on the upper surface of the cooker 100 according to the embodiment.

The child lock switch 110 is a switch for setting and releasing the child lock. According to the embodiment, the child lock switch 110 may be implemented as a touch-type touch switch.

The power switch 120 is a switch for controlling on / off of the power of the cooker 100.

The cooking unit 130 may be embodied as at least one cooking zone capable of raising the cooking vessel. Each cooking zone includes a heating body, and the cooking vessel above the cooking zone can be heated using the heating body.

The control unit 140 may control the operation of the timer 150. [ The control unit 140 can change the child lock state or control the operation of the cooking unit 130 according to the outputs of the child lock switch 110, the power switch 120, the control switch 160 and the timer 150 . The control unit 140 may control the display unit 170 to display the child lock state and the operation state of the cooking unit 130. [

The control switch 160 is a switch for controlling the operation of the cooking unit 130 according to a user's operation.

The display unit 170 may be implemented as a light-emitting diode (LED) lamp, but the embodiment of the present invention is not limited thereto.

The display unit 170 may display the on / off state of the lamp, the character or the number, and display the child lock state and the operation state of the cooking unit 130.

The child lock state may be a set state or a released state. The child lock setting state means a state in which the operation of the other switches, for example, the power switch 120 and the control switch 160 is blocked, or the processing according to the operation is not performed even if the other switches are operated.

In the child lock setting state, other switches, for example, the power switch 120 and the control switch 160, can be put into a locked state. At this time, the control unit 140 can maintain the operation of the cooking unit 130 even if the power switch 120 and the control switch 160 are operated.

In the child lock setting state, the controller 140 may cut off the power (not shown) connected to the power switch 120 and the control switch 160 according to the embodiment.

According to another embodiment, the control unit 140 can set the control switch 160 to be locked without being physically depressed.

The controller 140 controls the power of the cooker 100 to be turned off regardless of the state of the child lock when the power switch 120 is operated when the cooker 100 is powered on .

Therefore, even if the child lock is set, the device can be stopped immediately without releasing the child lock and stopping the operation of the device in an urgent situation.

According to the embodiment, the controller 140 can set a child lock when all of the switches 110, 120, and 160 are not operated for a preset time.

For example, the control unit 140 can set a child lock when all of the switches 110, 120, and 160 are not operated for 10 minutes after the operation of the cooking unit 130 is terminated.

Fig. 4 is a timing chart showing an embodiment of the operation of the cooker of Fig. 1; Fig.

The timer 150 may start to measure time from the time t1 when the child lock switch 110 is contacted.

The time when the child lock switch 110 is touched is defined as a time point when the child lock switch 110 is switched from the off state to the on state where the child lock switch 110 is pressed.

According to another embodiment, the contact time can be defined as a time point at which the child lock switch 110 transits from the ON state to the OFF state.

The control unit 140 can change the child lock state when the child lock switch 110 is further contacted by the predetermined number of times within a predetermined first time period ts after the timer 150 starts the measurement.

For example, if the child lock switch 110 is in contact with the child lock switch 110 for the first number of times within a first time ts after the timer 150 starts counting, the control unit 140 releases the child lock if the child lock is set And the child lock can be set if the child lock is released.

Depending on the embodiment, the first number may be one.

According to the embodiment, the first time ts and the first number may be set according to the external input.

The timer 150 can be initialized when the child lock state is changed or when the first time ts has elapsed.

According to the embodiment described above, when the child lock switch is touched by a preset number of times within a predetermined time, the state of the child lock is changed to prevent the unintentional operation of the switch, thereby securing the safety of the cooker.

According to an embodiment, the control unit 140 may set a child lock when the child lock switch 110 is in contact with the second predetermined number of times within a predetermined second time period after the timer 150 starts the measurement.

According to an embodiment, the control unit 140 can set a child lock when the child lock switch 110 is continuously pressed for a predetermined third time.

Accordingly, in the process of wiping the upper portion (plate) of the cooker with the cleaning tool (dish) to clean the cooker 100, the child lock switch 110 is inadvertently contacted several times or the child lock switch 110 is continuously By setting the child lock when depressed, the operation of the unintentional control switch 160 can be prevented, and the safety of the cooker 100 can be ensured.

5 is a flowchart showing an operation method of the cooker of FIG.

1, 3 and 5, the child lock switch 110 is contacted (S11).

The timer 150 starts measuring the time in accordance with the contact of the child lock switch 110 (S13).

The control unit 140 determines whether the child lock switch 110 is in contact with the predetermined time (S15).

When the child lock switch 110 is touched, the control unit 140 changes the child lock state (S17).

If the child lock state is changed or the child lock switch 110 within a predetermined time is not touched, the control unit 140 initializes the timer 150 (S19).

While the present invention has been described with reference to exemplary embodiments thereof, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the present invention . Accordingly, the true scope of protection of the present invention should be determined by the technical idea of the appended claims.

100: cooker 110: child lock switch
120: power switch 130:
140: control unit 150: timer
160: Control switch

Claims (10)

In the cooker,
A child lock switch which is a touch switch;
A timer for measuring a time from a time point at which the child lock switch transits from the first state to the second state different from the first state;
A control unit for changing a child lock state when the child lock switch transits a predetermined number of times from the first state to the second state within a predetermined first time after the timer starts the measurement; And
A power switch,
The control unit
The child lock state is changed from the set state to the released state when the child lock switch further shifts the first time from the first state to the second state within the first time after the timer starts the measurement , Or changes the state from the released state to the set state and turns off the power supply regardless of the child lock state in accordance with the contact of the power switch when the cooker is powered on,
The timer
When the child lock state is changed or when the first time has elapsed,
Wherein the first number of times is one. delete delete delete delete The apparatus of claim 1, wherein the control unit
And sets the child lock when the child lock switch transits a second predetermined number of times from the first state to the second state within a predetermined second time after the timer starts the measurement. The apparatus of claim 1, wherein the control unit
And sets the child lock when the child lock switch is continuously pressed for a third predetermined time. 2. The method of claim 1, wherein the first time or the first number is
Cooker set according to external input. delete The cooking apparatus according to claim 1, wherein the cooker
Further comprising at least one control switch,
The control unit
And changes the child lock state to a set state when the child lock switch, the power switch and the control switch are not operated for a predetermined fourth time.
KR2020130007948U 2013-09-25 2013-09-25 Heater comprising childlock switch KR200473450Y1 (en)

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Application Number Priority Date Filing Date Title
KR2020130007948U KR200473450Y1 (en) 2013-09-25 2013-09-25 Heater comprising childlock switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2020130007948U KR200473450Y1 (en) 2013-09-25 2013-09-25 Heater comprising childlock switch

Publications (1)

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KR200473450Y1 true KR200473450Y1 (en) 2014-07-04

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KR2020130007948U KR200473450Y1 (en) 2013-09-25 2013-09-25 Heater comprising childlock switch

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101927841B1 (en) 2018-03-22 2018-12-12 (주)쿠첸 Home appliance having child-lock function
KR102105924B1 (en) 2018-12-24 2020-05-04 린나이코리아 주식회사 Method for Detecting whether Normal or Aabnormal of Touch Switch of Cooking Apparauts

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR900016684A (en) * 1989-04-27 1990-11-14 아오이 죠이찌 Cooker
JP2005121287A (en) 2003-10-16 2005-05-12 Matsushita Electric Ind Co Ltd Cooking device
KR100832118B1 (en) 2007-03-26 2008-05-27 주식회사 부방테크론 Cancellation key control method of electric pressure rice cooker, and electric pressure rice cooker using thereof
JP2008172695A (en) * 2007-01-15 2008-07-24 Sanyo Electric Co Ltd Electric equipment

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR900016684A (en) * 1989-04-27 1990-11-14 아오이 죠이찌 Cooker
JP2005121287A (en) 2003-10-16 2005-05-12 Matsushita Electric Ind Co Ltd Cooking device
JP2008172695A (en) * 2007-01-15 2008-07-24 Sanyo Electric Co Ltd Electric equipment
KR100832118B1 (en) 2007-03-26 2008-05-27 주식회사 부방테크론 Cancellation key control method of electric pressure rice cooker, and electric pressure rice cooker using thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101927841B1 (en) 2018-03-22 2018-12-12 (주)쿠첸 Home appliance having child-lock function
KR102105924B1 (en) 2018-12-24 2020-05-04 린나이코리아 주식회사 Method for Detecting whether Normal or Aabnormal of Touch Switch of Cooking Apparauts

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