JP4721839B2 - Cooker - Google Patents

Description

  The present invention relates to a cooking device including an operation panel for inputting cooking conditions such as cooking time, such as a microwave oven and a microwave oven.

In a cooking device in which a door is provided in front of a cooking chamber for storing and heating an object to be cooked, an operation panel is disposed adjacent to the door, and a plurality of operation keys are disposed on the operation panel. As shown in FIG. 1, there is a configuration in which an operation panel is manually tilted up and down.
Japanese Utility Model Publication No. 5-79307

  On the other hand, in the configuration described in Patent Document 1, once the operation panel is inclined according to the installation conditions of the cooking device, the operation panel is inclined regardless of the use of the cooking device, and the upper end portion of the operation panel from the front surface of the main body. Or there exists a problem that a lower end part protrudes ahead and gives a discomfort in appearance.

  Further, the operation panel may be returned to the vertical state every time use is finished, but there is a problem that the operation is troublesome.

  Therefore, an object of the present invention is to automatically tilt the operation panel according to the use state of the cooking device, improve the operability of the operation panel, and improve the usability.

According to the first aspect of the present invention, in the case where a door and an operation panel are mounted at appropriate positions on the front surface of the cooker body, the operation panel is configured to be tiltable in the vertical direction by the electric mechanism, and the electric mechanism is Control means for controlling is provided. The control means is configured to detect when the door is opened and operate the electric mechanism to tilt the operation panel. The control means is attached to the operation panel. After the predetermined start key for cooking is turned on, the electric mechanism is operated to drive the operation panel in a vertical state after a predetermined time has elapsed .

According to a second aspect of the present invention, in the first aspect, the operation panel is provided with an operation panel key for operating the operation panel in a tilted or vertical state .

With the configuration according to claim 1 of the present invention, the operation panel is tilted up and down by the electric mechanism, and when the cooking chamber door is opened, this is detected and the operation panel is tilted. When the door is opened, the operation panel is automatically tilted, and the operability of the operation keys arranged on the operation surface of the operation panel can be improved. When the star key arranged on the operation panel is operated and cooking is started, the operation panel is automatically returned to the vertical state after a predetermined time, so that the human body to the operation panel due to the protrusion of the operation panel during cooking It is possible to prevent such contact.

With the configuration described in claim 2 of the present invention, the operation panel is provided with an operation panel key for tilting or returning the operation panel to a vertical position, so that it is desired to tilt the operation panel without opening the door for some reason. Even in this case, it can be easily tilted by operating the operation panel keys .

  An embodiment according to the present invention will be described first with reference to FIG. 1. Reference numeral 1 denotes a floor-type cooker body that is incorporated in a system kitchen or the like, for example. The operation panel 3 is arranged next to the door.

  The operation panel 3 is configured such that the height dimension thereof is shorter than the height dimension of the door 2, the fixing plate 4 is disposed below the operation panel 3, and the height of the fixing plate and the operation panel 3 is set to the height of the door 2. As shown in FIG. 2, the operation panel 3 is pivotally supported at its upper end by a rotary shaft 5 and closed at its bottom by a bottom plate 6 as shown in FIG. A rack gear 7 is attached.

  Below the rack gear 7, a pinion gear 8 that is located behind the fixed plate 4 and meshes with the rack gear 7 and a geared motor 9 that rotationally drives the pinion gear are arranged, and these constitute an electric mechanism 10. ing.

  FIG. 3 shows an embodiment of the operation panel 3, in which a display 11 composed of a liquid crystal panel, a fluorescent display tube or the like is arranged at the top, and an operation unit 12 is provided below the display. .

  The display 11 is provided with a cooking menu 13..., A setting display unit 14 for displaying temperature and output, a timer unit 15 for displaying time and timer, and the like.

  The operation unit 12 includes a lock key 16 for setting key lock, an audio key 17 for setting sound volume, and an operation panel key 18 for returning the operation panel 3 to be inclined or vertical. An automatic cooking key 19 for selecting and setting the automatic cooking menu, a manual cooking key 20 for selecting and setting the manual cooking menu, and a finishing key 21 for setting the finished state of cooking to be harder or softer are arranged side by side. Three time keys 24, 25, and 26 for arranging the temperature keys 22 and 23 for setting the cooking temperature side by side and for setting the time and timer time are arranged below these keys. Are arranged side by side, and a start key 27 and a cancel key 28 are arranged below these time keys.

  FIG. 4 shows an embodiment of the control circuit 30 constituting the control means, in which a power supply circuit 33 is connected to a commercial AC power supply 31 via a door switch 32 that opens and closes contacts according to the opening and closing of the door 2. At the same time, a microcomputer 34 is connected to the output of the power circuit.

  The output port of the microcomputer 34 drives a display circuit 35 for driving the display 11, a buzzer circuit 37 for operating the buzzer 36, and a geared motor 9 for tilting the operation panel 3 electrically. A motor drive circuit 39 that operates, an electromagnetic valve drive circuit 41 that drives an electromagnetic valve 40 that controls fuel supply to a gas burner (not shown) that is a heat source of the cooker body 1, and an igniter 42 that ignites the gas burner An igniter drive circuit 43 that connects to an interior light drive circuit 45 that flashes an interior light 44 that illuminates a cooking chamber (not shown) formed inside the door 2, and opens and closes the door 2. The output of the door opening / closing detection circuit 46 for detecting the input, the output of the key input circuit 47 for detecting the input of each operation key arranged in the operation unit 12, and the temperature of the cooking chamber (not shown) The output of the inside temperature detection circuit 48 for detecting, with and connects the output of the flame detection circuit 49 for detecting the ignition of the gas burner, are connected to memory 50 for data storage in the input and output ports.

  Reference numeral 51 denotes a self-holding circuit connected to the output port of the microcomputer 34, which drives a self-holding relay contact 52 connected in parallel to the door switch 32 by its output. The door 2 is opened. When the door switch 32 is closed and the microcomputer 34 is energized from the power supply circuit 33, the relay contact 52 is closed by the output of the self-holding circuit 51, and the door 2 is closed and the door switch 32 is opened by the start of cooking or the like. The power supply circuit 33 is energized via the relay contact 52 to continue cooking.

  The microcomputer 34 is used when cooking has been completed and a predetermined time has elapsed, or when there is no input operation of each operation key disposed on the operation unit 12 even after a predetermined time has elapsed since the door 2 was closed. The relay contact 52 is opened to cut off the power supply to the power supply circuit 33 so that power is not consumed during so-called standby.

  Further, when the door 2 is opened and energized, the microcomputer 34 operates the geared motor 9 with the output of the motor drive circuit 39 to tilt the operation panel 3 as shown by the broken line in FIG. Each key arranged in the section 12 is configured to be easily operated.

  When the start key 27 is turned on and cooking is started, the microcomputer 34 reverses the geared motor 9 when a first predetermined time (for example, 2 seconds) elapses after the start key is turned on. The operation panel 3 is configured to return to the vertical state.

  Thereby, the operation panel 3 is returned to a vertical state during cooking, and damage to the human body and the operation panel 3 due to the contact of the human body and the transported object with the operation panel 3 can be surely prevented.

  On the other hand, when cooking is finished and the door 2 is opened, this is detected by the output of the door opening / closing detection circuit 46, the geared motor 9 is operated by the motor drive circuit 39, and the operation panel 3 is tilted. It is configured to facilitate the input operation.

  When the door 2 is opened and the object to be cooked is taken out and the door 2 is closed, this is detected by the output of the door opening / closing detection circuit 46, and the operation panel 3 is brought into the vertical state after a predetermined time elapses as described above. return.

  For some reason, when it is desired to return the operation panel 3 to the vertical state with the door 2 opened, it can be easily returned by operating the operation panel key 18.

  Further, the microcomputer 34 has a motor when the operation panel 3 is tilted and there is no operation from each key arranged on the operation unit 12 even after the second predetermined time (for example, 1 minute) has elapsed. The drive circuit 39 operates the geared motor 9 to return the operation panel 3 to the vertical state.

It is a front view which shows the Example of this invention. It is a side view of the principal part similarly. It is a front view of an operation panel similarly. It is also a block diagram of a control circuit.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Cooker body 2 Door 3 Operation panel 10 Electric mechanism 18 Operation panel key 27 Start key 30 Control circuit (control means)

Claims (2)

In the case where a door and an operation panel are mounted at appropriate positions on the front surface of the cooker body, the operation panel is configured to be tiltable in the vertical direction by an electric mechanism, and a control means for controlling the electric mechanism is provided, and the control means When the door is opened, this is detected and the electric mechanism is operated to incline the operation panel, and the control means is arranged so that the start key for starting cooking is placed on the operation panel. A cooking device characterized by being configured to operate the electric mechanism to drive the operation panel in a vertical state after a predetermined time has elapsed after being operated . The cooking device according to claim 1, wherein the operation panel is provided with an operation panel key for operating the operation panel in a tilted or vertical state.

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