KR102238451B1 - Heating device for detecting heating target and informing user - Google Patents

Abstract

A heating device including at least one crater according to an aspect of the technical idea of the present disclosure includes a user operation unit receiving an input signal for controlling each of the at least one crater, and at least one crater at a predetermined period. It is determined whether a heating element is present, and when it is determined that an object to be heated is present on a first crater among at least one crater, highlighting the first crater control operation unit receiving an input signal for controlling the first crater among the user operation units, and And a control unit for changing the first cooking zone control operation unit to an operable state.

Description

A heating device that detects the object to be heated and notifies the user {HEATING DEVICE FOR DETECTING HEATING TARGET AND INFORMING USER}

The technical idea of the present disclosure relates to a heating device, and in detail, to a heating device that detects an object to be heated and notifies a user.

Various types of heating devices are used in homes or restaurants for various purposes including cooking or sterilization. In the past, gas stoves using gas as fuel have been widely used and widely used, but in recent years, heating devices for heating an object to be heated such as a pot, a frying pan, a steamer, or a kettle using electricity have been popularized.

The heating method using electricity largely includes a resistance heating method and an induction heating method. The resistance heating method is a method of heating an object by directly transferring heat generated when current is passed through a metal resistance wire or a non-metallic heating element such as silicon carbide through radiation or conduction. On the other hand, the induction heating method is a method of generating an induction current in the object to be heated by using a change in the magnetic field (magnetic flux density) generated around the working coil when high frequency power is applied to the working coil to heat the object to be heated.

On the other hand, the heating device may include a plurality of craters indicating a portion for heating the object to be heated. When the user of the heating device puts the object to be heated on one of the plurality of craters and then tries to heat the object to be heated in the corresponding crater, it is not clear where the control unit for operating the output of the crater is located. There are quite a few cases. The user can find the control unit for manipulating the output of the crater only after manually manipulating all the control units. As described above, there is a need for a method for solving the problem that the user cannot know the location of the operation unit that operates the crater on which the object to be heated is placed.

The technical idea of the present disclosure provides a method and apparatus for informing a user of a location of a cooking zone control operation unit corresponding to a crater on which an object to be heated is placed in a heating device.

In order to achieve the above object, a heating device including at least one crater according to an aspect of the technical idea of the present disclosure includes a user operation unit receiving an input signal for controlling each of the at least one crater, and a predetermined It determines whether or not there is an object to be heated on at least one crater per cycle, and when it is determined that there is an object to be heated on the first of the at least one crater, an input signal for controlling the first crater of the user's operation unit is received. It may include a control unit for emphasizing the first cooking zone control manipulation unit to be controlled and changing the first cooking area control manipulation unit to an operable state.

A heating device including at least one crater according to an aspect of the technical idea of the present disclosure includes at least one processor and, when executed by at least one processor, a memory for storing instructions that cause the heating device to perform the following: It may include, and the instructions include the step of determining whether an object to be heated is present on at least one crater at a predetermined period by the heating device, when the object to be heated is detected, a crater corresponding to the estuary where the object to be heated is detected The step of emphasizing the control operation unit and the step of changing the cooking zone control operation unit to an operable state may be performed.

According to the heating apparatus according to an exemplary embodiment of the present disclosure, the object to be heated placed on the crater is sensed, the object to be heated is emphasized, and the cooking zone control operation unit corresponding to the detected crater is emphasized, and the corresponding cooking unit control operation unit is made operable. By changing, it is possible to inform the user of the position of the cooking area control operation unit corresponding to the cooking area on which the object to be heated is placed.

1 shows a heating device according to an exemplary embodiment of the present disclosure.
2 shows a heating device according to an exemplary embodiment of the present disclosure.
3 is a flowchart illustrating a method of notifying a location of a cooking zone control operation unit of a heating device according to an exemplary embodiment of the present disclosure.
4A and 4B illustrate a user operation unit according to an exemplary embodiment of the present disclosure.
Fig. 5 is a flowchart illustrating an operation method when a user inputs a selection of a crater to be used as a selection input, according to an exemplary embodiment of the present disclosure.
6 shows a heating device including a free zone crater according to an exemplary embodiment of the present disclosure.

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

1 shows a heating device 10 according to an exemplary embodiment of the present disclosure. The heating device 10 may include a first crater 100_1, a second crater 100_2, a third crater 100_3, and a user manipulation unit 200. FIG. 1 shows that the heating device 10 includes three craters 100_1, 100_2, and 100_3, but the number of craters is not limited thereto, and includes a larger number of craters or a smaller number of craters. Can include. For example, the heating device 10 may include only one crater. Also, the arrangement of the craters 100_1, 100_2, and 100_3 is not limited to the arrangement disclosed in FIG. 1. For example, the first crater 100_1, the second crater 100_2, and the third crater 100_3 may be arranged in a row, or may be arranged in any other structure. In addition, FIG. 1 illustrates that the first crater 100_1, the second crater 100_2, and the third crater 100_3 have the same size, but are not limited thereto, and the first crater 100_1 and the second crater ( 100_2) and at least some of the third crater 100_3 may have different sizes.

For convenience of description of the craters 100_1, 100_2, and 100_3, a representative first crater 100_1 will be described. The first crater 100_1 may heat an object to be heated placed on the first crater 100_1 by using electric energy as an energy source. To this end, the heating device 10 may include a heating unit that heats an object by using an electrical principle under the first crater 100_1. The heating unit may include a working coil that generates heat in a dedicated container through an induction action by a magnetic body, a metal plate that heats the object to be heated by direct heat, or a ceramic plate in which a heating wire is distributed, and various heating elements that generate heat using electricity. It may contain one of the following. The heating device 10 may include the same type of heating unit under the first cooking area 100_1, the second cooking area 100_2, and the third cooking area 100_3, and at least some are configured to include different types of heating units. It could be. For example, the heating device 10 may be a hybrid heating device including a working coil under the first and second cooking zones 100_1 and 100_2 and including a heating element under the third cooking zone 100_3.

The user manipulation unit 200 may represent all portions manipulated by the user to control the heating device 10. The user manipulation unit 200 may receive an input signal for controlling the craters. In some cases, the user manipulation unit 200 may support both a display function and a manipulation function. The user manipulation unit 200 may include at least one of various input devices such as a touch panel, a rotation button, a push button, a trackball, a point stick, and a scanner.

According to the heating device 10 according to the exemplary embodiment of the present disclosure, the heating device 10 can detect the object to be heated placed on the craters 100_1, 100_2, 100_3, and It is possible to emphasize the cooking area control operation unit corresponding to the cooking area in which the heating element is detected. For example, when an object to be heated is placed on the first crater 100_1, the heating device 10 may emphasize a crater control operation unit that controls the first crater 100_1 of the user manipulation unit 200 to the user. In addition, the heating apparatus 1000 may maintain the cooking zone control operation units in an unoperable state until the object to be heated is detected, and may change the cooking area control operation unit corresponding to the cooking area in which the heating object is sensed to an operable state. By emphasizing the crater control operation unit corresponding to the crater in which the object to be heated is detected, the user of the heating device 10 can be informed of the location of the corresponding crater control operation unit, and the cooking unit control operation unit corresponding to the crater in which the object to be heated is detected can be operated. By changing to, it is possible to reduce the problem that the heating operation is performed on a crater without an object to be heated due to a user's mistake.

2 shows a heating device 10 according to an exemplary embodiment of the present disclosure. The heating device 10 includes a plurality of heating units 110_1 to 110_n, a plurality of driving units 120_1 to 120_n corresponding to each heating unit, and a plurality of measurement units 140_1 to 140_n, a user operation unit 200, and a control unit. 300 and a memory 400 may be included. Description of the heating device 10 overlapping with that of FIG. 1 will be omitted.

For convenience of description of the plurality of heating units 110_1 to 110_n, the plurality of driving units 120_1 to 120_n, and the plurality of measurement units 140_1 to 140_n, the first heating unit 110_1 and the first driving unit 120_1 ) And the first measurement unit 140_1 will be described. The first heating unit 110_1 may heat the object to be heated placed on the first crater corresponding to the first heating unit 110_1 through a direct heating method or an induction heating method. The first driving unit 120_1 may receive external power as an input to drive the first heating unit 110_1, and for example, power applied to the first heating unit 110_1 under the control of the control unit 300 The frequency and output of can be adjusted differently. As a non-limiting example, since the first driving unit 120_1 includes a rectifier and an inverter, AC power may be generated based on a switching control signal of the controller 300 to drive the first heating unit 110_1. The first measurement unit 140_1 may measure, as a measurement signal, a physical quantity for determining whether an object to be heated is placed on a first crater corresponding to the first heating unit 110_1. For example, when the first heating unit 110_1 heats an object to be heated by an induction heating method including a working coil, the first measurement unit 140_1 may be configured to generate a current flowing through the first heating unit 110_1 or both ends. The voltage applied to it can be measured as a measurement signal. However, the present invention is not limited thereto, and a pressure sensor may be included in the first crater corresponding to the first heating unit 110_1, and the first measurement unit 140_1 may convert the sensing signal received from the pressure sensor into an electrical signal. have.

The user manipulation unit 200 may include crater control manipulation units 220_1 to 220_n corresponding to each of the plurality of craters. For convenience of explanation, the first crater control operation unit 220_1 will be described as a representative. The first crater control operation unit 220_1 may receive a control variable for controlling the first crater corresponding to the first heating unit 110_1 from the outside of the heating device 10. For example, the first crater control operation unit 220_1 may receive an output of the first crater as a control variable. However, the present invention is not limited thereto, and the first cooker control operation unit 220_1 may receive various variables such as a heating time and a cooking mode of the first cooker as control variables. The first crater control operation unit 220_1 may be included in the user operation unit 200 from the time of manufacture of the heating device 10, as described in FIG. 4A. However, the present invention is not limited thereto, and the first crater control operation unit 220_1 may be an operation unit that is generated on the screen as necessary. For example, as described in FIG. 4B, when the user manipulation unit 200 receives a touch input signal through a screen and includes a display unit that provides information necessary for the operation of the heating device, the first cooking zone control manipulation unit 220_1 ) May be generated on the screen through the display unit.

The controller 300 may generally control the operation of various components in the heating device 10. The control unit 300 may be implemented in various forms such as a central processing unit (CPU), a processor, a microprocessor, an application processor (AP), a micro controller unit (MCU), a microcomputer, or a mini computer. . The controller 300 may perform various control operations by executing instructions stored in the memory 400. The controller 300 may control a plurality of driving units 120_1 to 120_n and may control the user manipulation unit 200. In addition, the control unit 300 may receive an input signal from the user manipulation unit 200 and may receive measurement signals from the plurality of measurement units 140_1 to 140_n. The controller 300 may determine whether an object to be heated is present in a crater corresponding to the plurality of heating units 110_1 to 110_n based on measurement signals received from the plurality of measurement units 140_1 to 140_n. For example, in the turn-on state of the heating device 10, the control unit 300 determines whether or not an object to be heated is present in a crater corresponding to the plurality of heating units 110_1 to 110_n at a predetermined period. I can judge.

The memory 400 may store information about the heating device 10 and various types of information necessary for controlling the heating device 10. For example, the memory 400 may store various types of information, algorithms, and instructions necessary for a control operation of the controller 300. The memory 400 may include at least one of a nonvolatile memory such as a flash memory and a magnetoresistive memory, and a volatile memory such as DRAM and SRAM. The memory 400 may be implemented as hardware separate from the controller 300. However, the present invention is not limited thereto, and for example, when the controller 300 is implemented as a microcomputer or a minicomputer, the memory 400 may be implemented as one piece of hardware with the controller 300.

According to the heating device 10 according to an exemplary embodiment of the present disclosure, the heating device 10 detects an object to be heated placed on the cooking zones and emphasizes a cooking zone control operation unit corresponding to the detected cooking zone. (10) Users can be notified of the location of the crater control control unit, and by changing the cooking unit control operation unit corresponding to the heated object to a state where it can be operated, the heating operation is performed on a crater without a heated object due to a user's mistake. It can reduce the problems that are performed.

3 is a flowchart illustrating a method of notifying a location of a cooking zone control operation unit of a heating device according to an exemplary embodiment of the present disclosure. FIG. 3 is described with reference to FIG. 2 together.

In step S120, the heating device 10 may perform an operation of detecting the object to be heated on the crater. For example, the heating device 10 may determine whether an object to be heated is present on the craters corresponding to the plurality of heating units 110_1 to 110_n every predetermined period. The predetermined period may be a constant period or a variable period. For example, the control unit 300 of the heating device 10 is heated on the craters corresponding to the plurality of heating units 110_1 to 110_n based on the measurement signals received from the plurality of measurement units 140_1 to 140_n. It can be determined whether a sieve is present or not.

In step S140, the following operation may be performed differently depending on whether the object to be heated is detected. If the object to be heated is not detected, step S120 may be performed again. When the object to be heated is detected, step S160 may be performed.

In step S160, when the object to be heated is detected, the heating device 10 may highlight a cooking zone control operation unit corresponding to the crater where the object to be heated is sensed. For convenience of explanation, a case where the object to be heated is placed on the first crater will be described as an example. The heating device 10 may further include a light-emitting unit for emphasizing the first cooking area control manipulation unit 220_1 by emitting light on the user manipulation unit 200, and when it is determined that there is an object to be heated on the first cooking area, the control unit ( 300) may highlight the first crater control operation unit 220_1 by controlling the light emitting unit so that the light emitting unit emits light. However, the present invention is not limited thereto, and the user manipulation unit 200 may include a display unit that receives a touch input signal through a screen and provides information necessary for the operation of the heating device 10 to the user of the heating device 10, When it is determined that there is an object to be heated on the first crater, the control unit 300 can highlight the first crater control operation unit 220_1 by controlling the display unit so that the display unit forms the first crater control operation unit 220_1 through the screen. have. In addition to this, the heating device 10 may emphasize the cooking zone control operation unit through various methods. For example, the heating device 10 may further include a speaker unit that transmits information to the user of the heating device 10 through an audible method, and when it is determined that there is an object to be heated on the first crater, the control unit ( 300) may control the speaker unit so that the speaker unit outputs a voice message informing that the object to be heated has been detected on the first crater.

In step S180, when the object to be heated is detected, the heating device 10 may change the cooking zone control operation unit corresponding to the crater in which the object to be heated is sensed to an operable state. For example, the heating device 10 may maintain the cooking area control operation unit in an unoperable state until the object to be heated is sensed, and change only the cooking area control operation unit corresponding to the cooking unit on which the heating object is placed into an operable state.

4A and 4B illustrate user manipulation units 200a and 200b according to an exemplary embodiment of the present disclosure. 4A and 4B will be described with reference to FIG. 2 together.

Referring to FIG. 4A, the user manipulation unit 200a may include a first crater control manipulation unit 220_1, a second crater control manipulation unit 220_2, and a third crater control manipulation unit 220_3. It should be noted that the number, specific configuration and arrangement method of the crater control operation units 220_1 to 220_3 are parts that can be variously changed according to embodiments.

The heating device may further include a light emitting unit for emphasizing each cooking zone control operation unit by emitting light on the user operation unit. The light-emitting unit may include a first light-emitting unit for emphasizing the first crater, a second light-emitting unit for emphasizing the second crater, and a third light-emitting unit for emphasizing the third crater. The first light-emitting unit emits light on the edge of the first crater control operation unit 220_1 to highlight the first crater control operation unit 220_1, and emits or blinks a small circular light within the first crater control operation unit 220_1. As a result, the first crater control operation unit 220_1 can be emphasized. Various embodiments may exist for a specific emphasis method.

The control unit 300 of the heating device 10 can detect the object to be heated on the crater, and when the object to be heated is detected, the light emitting unit for emphasizing the cooking zone control operation unit corresponding to the crater at which the object to be heated is sensed emits light. The light emitting part can be controlled. For example, as shown in FIG. 4A, when an object to be heated is placed on the second crater, the control unit 300 emits light so that the second light emitting unit for emphasizing the second crater control operation unit 220_2 corresponding to the second crater emits light. By controlling the unit, the second crater control operation unit 220_2 may be emphasized to the user. The user can easily find out the location of the second crater control operation unit 220_2 through this.

Referring to FIG. 4B, the user manipulation unit 200b may include a display unit that receives a touch input signal through a screen and provides information necessary for the operation of the heating device 10 to a user of the heating device 10. For example, the user manipulation unit 200b may include a touchable display as a display unit. As a non-limiting example, the user manipulation unit 200b may include a TFT LCD (Thin Film Transistor LCD) that receives a touch input signal under an upper glass plate.

The control unit 300 of the heating device 10 can detect the object to be heated on the crater, and when the object to be heated is detected, the display unit displays the display unit to form a cooking zone control operation unit corresponding to the crater where the object to be heated is sensed. We can control wealth. For example, as shown in FIG. 4B, when the object to be heated is placed on the first crater, the control unit 300 controls the display unit to form the first crater control operation unit 220_1 corresponding to the first crater through the screen. I can. The first crater control operation unit 220_1 may include at least one of a crater position indication message 230, a heating object detection notification message 232, and a control variable manipulation guide 233. The crater location display message 230 may indicate a message indicating the location of the crater at which the object to be heated is sensed in a simplified model of the heating device 10. The heating object detection notification message 232 may indicate a message indicating that the heating object is detected in the corresponding cooking zone, as shown in FIG. 4B. The control variable manipulation guide 233 may display a message guiding the user to manipulate the control variable. The specific messages or shapes of the crater location indication message 230, the heating object detection notification message 232, and the control variable manipulation guide 233 disclosed in FIG. 4B are exemplary only, and even if the specific parts are different, the message to the same effect is used. Note that transformation is possible. The user is provided with the first crater control operation unit 220_1 formed through the user operation unit 200, so that the position of the control operation unit can be easily determined without extra effort.

5 is a flowchart illustrating an operation method when a user inputs a selection of a crater to be used as a selection input, according to an exemplary embodiment of the present disclosure. In particular, FIG. 5 is a flowchart illustrating an operation method when the object to be heated is not detected in step S120 of FIG. 3, but a selection of a crater to be used is received as a selection input signal from an external user. FIG. 5 is described with reference to FIG. 2.

In step S210, the user operation unit 200 of the heating device 10 may receive a selection of a crater to be used in the heating device 10 from the outside of the heating device 10 as a selection input signal.

In step S220, the heating device 10 may perform an operation of detecting an object to be heated on the selected crater according to the reception of the selection input signal. For example, the controller 300 may determine whether an object to be heated is present on the selected crater based on a measurement signal received from a measuring unit corresponding to the selected crater.

In step S230, the following operation may be performed differently depending on whether the object to be heated is detected on the selected crater. If the object to be heated is not detected, step S240 may be performed. When the object to be heated is detected, step S250 may be performed.

In step S240, if it is determined that the object to be heated does not exist on the selected crater, the heating device 10 may warn the user through a message notifying that the object to be heated does not exist in the selected crater. Through this, the user can perform an appropriate heating operation by placing the object to be heated on the crater to be used.

In step S250, when it is determined that the object to be heated is present on the selected crater, the heating device 10 may highlight the selection crater control operation unit corresponding to the selected crater. The method of emphasizing the cooking zone control operation unit may be substantially the same as step S160 of FIG. 3.

In step S260, if it is determined that the object to be heated exists on the selected crater, the heating device 10 may change the selection crater control operation unit corresponding to the selected crater to an operable state.

6 shows a heating device 2000 including a free zone crater 2100 according to an exemplary embodiment of the present disclosure. The heating device 2000 may include a free zone crater 2100, a second crater 2200, and a user control unit 2300, and the free zone crater 2100 includes a first free zone crater 2120 and a second free zone crater It may include a crater 2140 and a third free zone configuration crater 2160. The number, configuration, and arrangement of craters are not limited to FIG. 6 and may be variously changed in embodiments. Descriptions of the heating device 2000 with reference to FIGS. 1 to 5 except for the specificity of the free zone crater 2100 may be the same or substantially the same in FIG. 6.

The free zone crater 2100 represents a crater that individually or simultaneously operates a plurality of free zone craters according to the size of the object to be heated 3000 placed on the free zone crater 2100. For example, when the object to be heated 3000 has a size as shown in FIG. 6, the first free zone crater 2120 and the second free zone crater 2140 included in the free zone crater 2100 are simultaneously By operating, the object to be heated 3000 can be heated as uniformly as possible.

Meanwhile, when applying the technical idea disclosed in FIGS. 1 to 5 to the heating device 10 including the free zone crater 2100 of FIG. 6, the control unit of the heating device 2000 includes the first free zone crater 2120 and Although it can be determined that the heated object is placed on the second free zone crater 2140, it is determined whether different heated objects are placed on each of the first free zone crater 2120 and the second free zone crater 2140. It may be difficult to determine whether the heating element is placed over both the first free zone component crater 2120 and the second free zone component crater 2140. Therefore, in this way, when included in the free zone crater 2100 and the object to be heated is detected on neighboring free zone craters, the heating device 2000 separates the free zone craters to each of the free zone craters through the user control unit 2300. You can inquire whether the heating object is placed or whether a single heating object is placed. When it is determined that one heating object is placed in response to a user's response, an input signal for controlling a plurality of free zone components may be input through a single control operation unit. In addition, when it is determined that a plurality of heated objects are placed on each of the free zone components in response to the user's response, the input signal for controlling the plurality of free zone components is transmitted through the control operation units corresponding to each of the free zone components. Each can be input.

As described above, exemplary embodiments have been disclosed in the drawings and specification. In the present specification, embodiments have been described using specific terms, but these are only used for the purpose of describing the technical idea of the present disclosure, and are not used to limit the meaning or the scope of the present disclosure described in the claims. . Therefore, those of ordinary skill in the art will understand that various modifications and equivalent other embodiments are possible therefrom. Therefore, the true technical scope of the present disclosure should be determined by the technical spirit of the appended claims.

Claims (7)

In the heating device comprising at least one crater,
A free zone crater configured to include a plurality of free zone craters;
A user manipulation unit receiving an input signal for controlling the plurality of free zone components; And
When determining whether an object to be heated is present on the plurality of free zone-constructed craters at a predetermined period, and when it is determined that the heated object is present on a first free-zone component of the plurality of free-zone-constituted craters, the user control unit Including a control unit for emphasizing the first cooking zone control manipulation unit receiving an input signal for controlling the first free zone configuration cooking zone, and changing the first cooking zone control manipulation unit to an operable state,
The control unit,
In response to detecting an object to be heated on the first and second free zone craters among the plurality of free zone craters, whether or not one heated object is placed on the free zone crater or plural An input to control the plurality of free zone components through the one of the user's control units when it is determined that one heated object has been placed by a query whether or not the heated objects are placed. When a signal is received and it is determined that a plurality of objects to be heated are placed in response to a query, control to receive an input signal for controlling the plurality of free zone components through a plurality of control operation units among the user operation units. Heating device, characterized in that. The method of claim 1,
The heating device,
Further comprising a light emitting unit for emphasizing the first cooking zone control operation unit by emitting light on the user operation unit,
The control unit,
When it is determined that the object to be heated is present on the first crater, the light-emitting unit is controlled so that the light-emitting unit emits light. The method of claim 1,
The user operation unit,
A display unit receiving a touch input signal through a screen and providing information necessary for the operation of the heating device to a user of the heating device,
The control unit,
And when it is determined that the object to be heated is present on the first free zone-organized crater, the display unit controls the display unit to form the first crater control operation unit through the screen. The method of claim 1,
The heating device,
Further comprising a speaker unit for transmitting information to the user of the heating device through an audible method,
The control unit,
When it is determined that the object to be heated is present on the first free zone crater, the speaker unit controls the speaker unit to output a voice message informing that the object to be heated has been detected on the first free zone crater. . The method of claim 1,
The user operation unit,
Receiving a selection of a crater to be used in the heating device from the outside of the heating device as a selection input signal,
The control unit,
When the selection input signal is received, it is determined whether an object to be heated exists on the selected crater, and when the object to be heated is present on the selected crater, the cooking zone control operation unit corresponding to the selected crater is changed to a operable state. And, when the object to be heated does not exist on the selected crater, the heating device controls to notify a user of the heating device through a display or speaker a message informing that the object to be heated does not exist. Device.
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