JP2006118730A - Cooker - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a cooker allowing everyone to easily select a desired cooking menu and to set cooking. <P>SOLUTION: As the cooker is composed of an oven main body 5 for accommodate a cooked object, a door portion 6 used for taking in and out the cooked object and comprising a glass portion 7 with a display for performing a setting operation for cooking such as a cooking menu area, a cooking temperature setting area, a cooking time setting area and the like, and sensor portions 16, 17 for detecting the setting operation for cooking, and a control portion 18 for making out the setting operation for cooking on the basis of the display of the glass portion 7 and signals of the sensor portions 16, 17, a user can make out contents of the operation by the sensor portions 16, 17 and the control portion 18 only by directly touching the cooking menu, cooking temperature, cooking time setting areas and the like displayed on a glass surface, thus the desired setting can be easily performed by everyone. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention displays operations necessary for cooking settings such as cooking menu, cooking time setting and cooking temperature display on the glass surface attached to the door of the cooker, and enables cooking settings on this glass surface. The present invention relates to a cooker with improved operability.

  Recent cookers are in a direction where all functions such as a microwave function, a thawing function, an oven function, a grill function, and a steam function are integrated and mounted in one cooker. Various cooking automations have been developed by mounting infrared sensors, weight sensors, humidity sensors, and the like. On the other hand, from the user's point of view, functions and automatic cooking are becoming more and more convenient, but on the other hand, the operation of the equipment has become very complex, and it is inconvenient and not fully usable.

  Conventionally, this type of cooker is equipped with a dot-type liquid crystal display and a transparent touch panel, and has a hierarchical display structure to display many cooking menus and cooking conditions (for example, see Patent Document 1). In addition, as a method that is widely used at present, there is a method in which a menu list with numbers added is displayed on the front face of an operation panel or door, and selected by the number.

  In FIG. 6, the control panel of the cooking appliance described in patent document 1 as the prior art example 1 is shown. As shown in FIG. 6, a plurality of genre keys 2 for selecting a cooking genre on the operation panel 1, a display 3 for hierarchically displaying menus and cooking methods in accordance with key operations, It comprises a plurality of selection keys 4 for selecting display contents.

  In FIG. 7, the operation display of the cooking appliance of the prior art example 1 is shown. For example, the case of selecting “Sanma no Shio-yaki” in the automatic menu will be described. In step 1, press the "automatic" key from the genre selection key 2. Then, the genre is displayed on the display 3. As step 2, when the side selection key 4 corresponding to “prepared food (yaki)” displayed on the display 3 is pressed from this genre, the prepared food menu is displayed next. In step 3, when the horizontal selection key 4 corresponding to “grilled fish” is pressed from the side dish menu, the “grilled fish” menu is displayed. In step 4, the desired “Sanma no Shiyaki” is selected from this grilled fish menu. Step 5 is to start.

FIG. 8 shows a microwave oven of Conventional Example 2. As shown in FIG. 8, the oven body 5, the door 6 for taking in and out the food, the glass 7 attached to the door, the automatic cooking menu group 8 printed on the door glass and numbered, and the cooking setting operation It is comprised from the operation part 9 to perform. The operation unit 9 includes a menu selection key 10 for selecting a menu, a temperature setting unit 11 for setting a cooking temperature, a time setting unit 12 for setting a cooking time, and an automatic menu key 13 for selecting an automatic cooking menu. And the display unit 14 for displaying the selection setting state and the cooking progress state. In order to select a desired menu from the group of automatic cooking menus, for example, when selecting a toast, “auto 3” is displayed on the display unit 14 by pressing the automatic menu key 13 three times. Next is “Start”.
JP 10-47684 A

  However, in the configuration of the conventional example 1, there is a problem that the setting operation requires five steps as described above from the menu selection to the start, and the operation is very poor. In addition, since the display has a hierarchical structure, it is impossible to know where the desired menu is located, and therefore, there is a problem that it cannot be understood unless a cookbook is used.

  In the configuration of Conventional Example 2, in order to select a desired menu from the automatic cooking menu group on the front of the door, it is necessary to match the number corresponding to the menu by pressing the automatic menu key a plurality of times. For those who operate for the first time, there is a problem that the operation itself may not be understood and the user-friendliness is very bad.

  Each of the conventional examples has a problem that the operation is very complicated and cannot be easily used by anyone.

  An object of the present invention is to solve the above-described conventional problems, and to provide a cooking device in which anyone can easily select a desired cooking menu and set cooking settings.

  In order to solve the above-described conventional problems, the cooking device of the present invention includes an oven main body for storing a cooked food, a door portion for taking in and out the cooked food, a cooking menu area, and a cooking temperature setting on the door portion. A glass portion with a display for performing cooking setting operations such as a region and a cooking time setting region, and a sensor portion for detecting a cooking setting operation, and based on the display of the glass portion and the signal of the sensor portion It is comprised from the control part for decoding the setting operation of cooking.

  Thus, when the user touches the cooking menu, cooking temperature setting, cooking time setting area, etc. displayed on the glass surface, the area touched by the sensor is detected, and what is selected by the control unit is detected. The user can make a desired setting simply by touching the glass part directly.

  The cooking device of the present invention is configured so that the user can make a desired selection by directly touching the cooking menu, cooking temperature setting, cooking time setting region, etc. displayed on the glass surface, so that anyone can easily Cooking setting operation is possible.

  1st invention is the oven main body which accommodates a foodstuff, the door part for putting in / out a foodstuff, and setting of cooking, such as a cooking menu area | region, a cooking temperature setting area | region, a cooking time setting area | region, in the said door part A control unit for decoding a cooking setting operation based on a display of the glass unit and a signal of the sensor unit, the glass unit having a display for performing an operation, and a sensor unit for detecting a cooking setting operation When the user touches the cooking menu, cooking temperature setting, cooking time setting area, etc. displayed on the glass surface, the area touched by the sensor is detected and what is selected by the control unit The user can make a desired setting simply by touching the glass part directly.

  In particular, the second invention comprises a light emitting diode in which the sensor part of the first invention is provided around the glass part, and a photosensor provided in a position facing the light emitting diode, thereby providing a glass part in the door part. The operation unit display can be configured on the entire surface, and an easy-to-understand simple operation can be realized without making a lot of information complicated.

  In the third aspect of the invention, in particular, the control part of the second aspect of the invention is configured to detect the light emitting diode and the photo sensor by sequential scanning, thereby enabling detection of the entire glass part with power saving and reducing temperature rise. There is an effect that can be done.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. Note that the present invention is not limited to the embodiments.

(Embodiment 1)
FIG. 1 is an external view of a cooking device according to the first embodiment of the present invention.

  In FIG. 1, a microwave oven will be described as an example. As a basic structure, it is comprised from the oven main body 5 which accommodates a foodstuff, the door part 6 which takes in / out a foodstuff, the glass part 7 attached to the door part 6, and the operation part 9 which performs cooking basic operation. The glass portion 7 is printed with an automatic cooking menu group 8 and a warming temperature setting operation group 15 from 30 ° C. to 80 ° C. in order to make cooking cooking settings for warming. Further, around the glass portion 7, a plurality of light emitting diodes 16 emitting infrared rays and a plurality of phototransistors 17 for detecting the presence or absence of light provided facing each of the plurality of light emitting diodes 16 are arranged. Yes. The operation unit 9 includes a menu selection key 10 for selecting a menu, a temperature setting unit 11 for setting an oven cooking temperature, a time setting unit 12 for setting a cooking time, and the selection setting state and the cooking progress state. It is comprised from the display part 14 for displaying. Although not shown, the control unit is configured in the machine room of the oven body 5 and receives a sensor signal.

  The sensor block diagram comprised around the glass part 7 in FIG. 2 is shown. The light emitting diodes 16 are arranged at x01, x02... And y01, y02..., And the phototransistor 17 is arranged at positions opposed to the light emitting diodes xi1, xi2 .. and yi1, yi2. The entire system can be detected. For example, the “decompressed” operation area shown in the figure is detected when the user touches the area surrounded by xi6 to xi9 and yi4 and yi5 of the phototransistor 17.

  FIG. 3 shows a control unit 18 for detecting sensor signals. The control unit includes a driving circuit 16-1 for driving the light emitting diode, a receiving circuit 17-2 for receiving a sensor signal, and a microcomputer 19 for controlling the driving circuit and the receiving circuit. Similarly, by providing a plurality of driving circuits 16-2 and receiving circuits 17-2, the entire glass portion can be detected.

  FIG. 4 shows a timing chart of sensor signals by the microcomputer. As described above, there are a plurality of driving circuits and receiving circuits. When a DC voltage is applied to the light emitting diode, it is very uneconomical in terms of power, and the temperature of the door portion is considerably high, which causes a problem of temperature rise. In order to solve these problems, as shown in the figure, the light emitting diode signals xo1 and xo2 are sequentially scanned as periodic pulse signals. On the other hand, the signal of the receiving circuit is detected in synchronization with the drive signal, such as xi1 and xi2.

  About the cooking appliance comprised as mentioned above, the operation | movement and an effect | action are demonstrated below.

  First, when a user touches a cooking menu or cooking temperature setting provided on the glass part of the door part, the light of the light emitting diodes attached to the surroundings is blocked and the blocked signal is input to the photosensor. This signal is transmitted to the control unit, and it is possible to detect which region, that is, what display is pressed.

  As described above, in the present embodiment, by displaying the operation content on the glass surface attached to the door portion, the user can make a desired selection by directly touching the glass surface, which is easy to understand and easy for anyone. Will be able to operate.

  In this embodiment, the sensor is composed of a light emitting diode and a photo sensor, but it can also be composed of a capacitance type or a surface acoustic wave, and the operation content is similarly applied to the glass surface attached to the door portion. By displaying, the user can make a desired selection by directly touching the glass surface, and anyone can easily operate it easily.

(Embodiment 2)
FIG. 2 is an external view of a cooking device according to the second embodiment of the present invention. As a basic structure, it is comprised from the oven main body 5 which accommodates a foodstuff, the door part 6 which takes in and out a foodstuff, and the glass part 7 attached to the door part 6. FIG. The glass section 7 includes an automatic cooking menu group 8, a warming temperature setting operation group 15 from 30 ° C. to 80 ° C. for performing cooking cooking settings, a menu selection key 10 for performing menu selection, and an oven cooking temperature. The temperature setting means 11 for setting the time and the time setting means 12 for setting the cooking time are printed. The temperature setting hand 11 and the time setting means 12 are of a tap type so that a touch operation can be performed. And the display part 14 for displaying the said selection setting state and a cooking progress state is comprised on the glass back surface. A light emitting diode 16 that emits infrared light and a phototransistor 17 that detects the presence or absence of light are disposed around the glass portion 7.

  As in the first embodiment, the user can make a desired selection by directly touching the glass surface, and anyone can easily operate it easily. In addition, there is no need for a separate operation unit, which has a significant cost reduction effect.

  As described above, the cooker according to the present invention displays the operation content on the glass surface attached to the door portion, so that the user can make a desired selection by directly touching the glass surface, which is easy to understand. However, since it can be easily operated, it can be applied to uses such as a microwave oven, an IH cooker, and a washing machine.

External view of cooking device in Embodiment 1 of the present invention Sensor block diagram of cooker in Embodiment 1 of the present invention The block diagram of the control part of the cooking appliance in Embodiment 1 of this invention Timing chart of cooker in Embodiment 1 of the present invention External view of cooker in Embodiment 2 of the present invention Schematic of the control panel of the cooking device of Conventional Example 1 Explanatory drawing of the operation display of the cooking appliance of the prior art example 1 External view of cooker of Conventional Example 2

Explanation of symbols

5 Oven body 6 Door part 7 Glass part 16 Light emitting diode (sensor part)
17 Phototransistor (sensor part)
18 Control unit

Claims (3)

To perform cooking setting operations such as a cooking menu area, a cooking temperature setting area, a cooking time setting area, and the like, which are arranged in the oven main body for storing the food, a door portion for putting in and out the food, and the door portion. A cooker comprising: a glass part with a display; a sensor part for detecting a cooking setting operation; and a control part for decoding the cooking setting operation based on the display of the glass part and a signal of the sensor part. . The cooking device according to claim 1, wherein the sensor unit includes a light emitting diode provided around the glass unit and a photosensor provided at a position facing the light emitting diode. The cooker according to claim 2, wherein the control unit is configured to detect the light emitting diode and the photosensor by sequential scanning.