JP2011150904A - Induction heating cooker - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an induction heating cooker which does not have a limitation of a design by giving a role of a lid to an operation panel. <P>SOLUTION: The induction heating cooker has a panel case 15 fixed to a main body 2, and the operation panel 20 which is detachable from the panel case 15. The operation panel 20 has a panel sheet 17 molded in a projected shape from a switch button 17a , and a panel cover 16 wherein a hook section 16a with a C-shape and a switch button hole 16b to be fixed to the panel case 15 is provided. The panel case 15 has a connector hole 15a, a hook hole 15b capable of inserting the hook section 16a, and a switch adapter 27, and the switch adapter 27 is arranged so as to approximately come in contact with the switch button 17a of the panel sheet 17 by passing through the switch button hole 16b of the panel cover 16. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a built-in induction heating cooker in which a control program can be rewritten.

  2. Description of the Related Art Conventionally, in a heating cooker, cooking is performed by the cook confirming the temperature of the cooked food and adjusting the heating power of the cooking cooker by the cook.

  In recent years, cooks have been able to automatically check the temperature of cooked foods and adjust the heating power by control means equipped with a microcomputer, and rewrite the control program for the microcomputer. Cookers that can be added have been commercialized.

  As an example, as shown in Patent Document 1, when a cooking program stored in a microcomputer 9 inside the main body is to be rewritten, a connector provided with an IC card 4 for rewriting a new cooking program from outside is provided inside the main body. A microwave oven is described in which the lid 6 provided in the opening 5 on the top surface of the housing 1 can be opened and closed so that the lid can be attached to the top of the housing 1.

Japanese Patent Laid-Open No. 09-184634

  Unlike the built-in type stored in the system kitchen, the microwave oven described in Patent Document 1 is a stationary type, so that the periphery of the housing is open and the opening 5 for mounting the IC card 4 is provided. It can be provided on the top surface of the housing 1 that is not conspicuous.

  However, in the heating cooker incorporated in the system kitchen, the opening 5 is provided for mounting the IC card 4 (controller) and the connector 8 for storing a new control program around the main body in the system kitchen. The position of is limited to the operation panel.

  For this reason, if the operation panel is provided with a cover 6 for protecting the connector 8 or a screw for fixing the cover, there is a problem that the design is deteriorated.

  The present invention has been made to solve the above-mentioned drawbacks. In claim 1, in the main body of the induction heating cooker, a heating coil, an inverter, a control means for controlling the inverter, and the control means. And a panel provided with a switch button indicating the position of the switch on the front surface of the main body, and the control means includes a microcomputer that can rewrite a control program and an external device. And a connector for inputting a control program for rewriting. The panel includes a panel case fixed to the main body and an operation panel removable from the panel case. The operation panel forms the switch button in a convex shape. A switch button hole in the position of the switch button and the position of the switch button and a U-shaped collar for fixing to the panel case A panel cover provided, and the panel case includes a connector hole that matches the position of the connector, a flange hole through which the flange portion can be inserted, and a switch adapter that operates in conjunction with the switch. The switch button hole of the panel cover is provided so as to substantially contact the switch button of the panel sheet.

  In claim 2, the (a) dimension of the switch button hole is added to the (c) dimension of the collar hole and the (b) dimension of the switch adapter to be passed, and the thickness of the U-shaped collar part (D) It is set larger than the dimension minus the dimension.

  As described above, according to the present invention, it is possible to provide an induction heating cooker in which design restrictions are eliminated by providing the operation panel with a role of protecting a connector for inputting a new control program to the microcomputer.

It is the perspective view which accommodated the built-in induction heating cooking appliance of this invention in the system kitchen. It is explanatory drawing which removed the plate of the upper surface of the same induction heating cooking appliance. It is explanatory drawing which shows the front surface of the induction heating cooking appliance. It is explanatory drawing which shows the circuit block of the induction heating cooking appliance. It is AA sectional drawing of FIG. It is BB sectional drawing of FIG. It is detail explanatory drawing of the panel part of the same induction heating cooking appliance. It is explanatory drawing which removed the operation panel of the induction heating cooking appliance.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS.

  The main body 2 of the built-in induction heating cooker is installed by dropping from the upper surface of the system kitchen 1 and storing it. After installation, the roaster 4 and the operation panel 20 can be operated from the front part of the system kitchen 1.

  And the clearance gap which generate | occur | produces between the opening part of the front part of the system kitchen 1 and the main body 2 has inserted and covered the louver 12. FIG.

  A cooking pan (not shown) for cooking is placed on a plate 3 made of heat-resistant glass or the like disposed on the upper surface of the main body 2.

  A cooking pan (not shown) can be cooked by being placed on the placement portion 6 drawn on the plate 3. The placement unit 6 has a placement unit right 6a and a placement unit left 6b arranged in front of the upper surface of the plate 3 on the upper surface of the main body 2, and is placed in the back (center rear) between the placement units 6a and 6b. The center 6c is arranged. And the heating coil unit 25 mentioned later for heating a cooking pot below each mounting part 6 on both sides of the plate 3 is each installed.

  The plate 3 is provided with a frame 14 for protecting the peripheral end surface, the frame front 14a attached to the upper upper edge in front of the plate 3, the frame rear 14b attached to the rear upper edge of the plate 3, and the right upper edge. 14c attached to the upper left edge and a frame left 14d attached to the upper left edge. In this example, the frame is divided into 4 pieces, but it can be integrated, 2 pieces or any number of pieces.

  An upper surface operation unit 9 and an upper surface display unit 10 are provided on the front side of the main body 2, and the heating power set by the upper surface operation unit 9, the time for timer cooking, and the set oil temperature for fried food are displayed on the upper surface display unit 10. The The upper surface display unit 10 is disposed on the back side of the plate 3, and the plate 3 is processed so that it can be seen through the plate 3 when viewing the display.

  And the upper surface operation part 9 and the upper surface display part 10 are divided for every mounting part 6 of the plate 3, respectively, and can set the thermal power of the heating coil 13 of three places freely now.

  An intake port 7 and an exhaust port 8 for sucking air from the outside of the main body 2 are provided on the rear side of the main body 2, and the air sucked through the intake port 7 generates a heating coil unit 25 described later that generates heat inside the main body 2. After the electronic parts are cooled, they are discharged from the exhaust port 8 to the outside. Further, waste heat of the roaster 4 is also discharged from the exhaust port 8 at the same time.

  The roaster 4 is used to bake fish, pizza and the like, and is sometimes called a grill or an oven. The cooking chamber 4c for baking fish, pizza or the like with the roaster 4 is covered with a door 4a, and the door 4a is provided with a handle 4b for grasping when the door 4a is opened and closed.

  The heating coil unit 25 includes a heating coil 13, a coil base 24, and ferrite (not shown). The heating coil unit 25 is heated by the loss of the heating coil 13 and the like. It is installed so that a certain gap is opened so that can flow.

  A heating coil unit right 25a is provided below the placement portion right 6a, a heating coil unit left 25b is provided below the placement portion left 6b, and a heating coil unit center 25c is provided below the placement portion center 6c. It has been.

  Temperature detection of the pan such as during automatic cooking is performed by a temperature detection element 21 embedded in the heating coil 13, and the temperature at the bottom of the pan is indirectly detected via the plate 3. In the figure, the temperature detecting element 21 is installed in the heating coil unit right 25a and the heating coil unit 25b, but it can also be installed in the heating coil unit center 25c.

  Next, the control will be briefly described.

  The operation / display unit 75 includes the upper surface operation unit 9 and the upper surface display unit 10 described so far. Menus, heating power information, cooking start / off information, etc., input by the operation unit of the operation / display unit 75 are sent as input to the control means 74 described later, and processing such as information recognized by the control means 74, cooking progress status, etc. The situation is sent as a display signal to the operation / display unit 75 and displayed on the upper surface display unit 10.

  The control means 74 includes the microcomputer 26 in which the control program is rewritten and the connector 22 for inputting a new control program to the microcomputer 26, and connects the connector 22 and the controller 23 for rewriting the control program to connect the microcomputer. 26 control programs are rewritten. The control means 74 is mounted on the control board 28.

  The control means 74 controls the heating coil 13 and the like based on the contents set by the operation / display unit 75 and the automatic cooking program incorporated in the control program, and starts cooking based on the set contents. Stop and heating power setting information is sent to the inverter control means 73 or the heater control means 82. And temperature information is received by receiving temperature information from the temperature detection element 21 which detects temperature.

  The switch 18 is for supplying power to the control means 74, and the contact configuration is normally opened and closed when pressed.

  The inverter control unit 73 sets power from the inverter 72 to the heating coil 13 and starts and stops energization based on an instruction from the control unit 74.

  The inverter 72 is means for supplying electric power to the heating coil 13 and supplies power to the heating coil 13 based on an instruction from the inverter control means 73. Further, like the inverter control means 73, it is provided corresponding to each heating coil 13.

  The heater 81 heats an object to be heated (not shown) placed in the cooking chamber 4 c of the roaster 4.

  Next, the panel 5 will be described in detail with reference to FIGS.

  The panel 5 includes a panel case 15, a panel cover 16, and a panel sheet 17.

  The panel sheet 17 is made of a polyester film, is provided with a switch button 17 a protruding in a convex shape of about 0.5 mm, and is glued to the panel cover 16.

  The panel cover 16 has a switch button hole 16b at the position of the switch button 17a provided on the panel sheet 17, and two U-shaped flange portions 16a opened on the left side, and fixing for fixing with screws. A hole 16c is provided.

  The panel case 15 includes a connector hole 15a that is opened so that the connector 22 and the controller 23 can be connected when the control program is rewritten, and two flange holes 15b that pass through two flange portions 16a provided in the panel cover 16. A switch hole 15c that passes through a switch adapter 27 that is mounted so as to move freely in the front-rear direction in order to transmit the amount of movement of the switch button 17a to the switch 18 mounted inside the panel case 15, and a panel cover A fixing hole 15d for fixing 16 with a screw is provided.

  Here, the switch adapter 27 is provided separately. However, instead of the switch hole 15c of the panel case 15, a molded product that can move in the same manner as the switch adapter 27 described above may be provided. good.

  The switch 18 is fixed to the back side of the panel case 15. The switch adapter 27 is attached to the panel case 15 so as to freely move in the operation direction of the switch 18, and is attached so that a part thereof protrudes from the surface of the panel case 15.

  The present embodiment has the above-described configuration. Next, the operation in the case where the operation of rewriting the control program is performed will be described with reference to FIGS.

  When the control program input to the microcomputer 26 is rewritten, it is necessary to connect the connector 22 attached to the control board 28 and the controller 23 for inputting a new control program.

  For this purpose, the louver 12 that covers the gap between the front opening of the system kitchen 1 and the main body 2 is removed, and the fixing screw 19 that fixes the operation panel 20 is removed with a tribar.

  After removing the fixing screw 19, the operation panel 20 is detached from the panel case 15 by sliding the operation panel 20 to the right.

  The operation panel 20 and the panel case 15 are formed by inserting a U-shaped flange portion 16a having an opening on the left side provided in the panel cover 16 into the flange hole 15b of the panel case 15 and then opening the flange portion 16a. The panel case 15 is sandwiched and supported at the corner portion of the flange portion 16a. Therefore, when the operation panel 20 is slid to the right side, the sandwiching of the panel case 15 is released and the operation panel 20 is detached.

  When the operation panel 20 is removed, the connector 22 attached to the control board 28 appears from the connector hole 15a provided in the panel case 15, and the connector 22 and a new control program for inputting a new control program through the connector hole 15a. The controller 23 can be connected.

  When the input of the new control program is completed, the controller 23 connected to the connector 22 is removed, and the operation panel 20 can be attached by proceeding from the opposite procedure with the operation panel 20 removed.

  For attachment, the flange portion 16a provided on the back side is inserted into the flange hole 15b provided in the panel case 15 so that the fixing hole 16c is positioned on the right side.

  The flange hole 15b is provided larger than the flange part 16a, and the sliding movement amount when the operation panel 20 is attached / detached is determined from the width (c) dimension of the flange hole 15b to the thickness (d) on the base side of the flange part 16a. It depends on the size minus the dimensions.

  Further, the switch button hole 16b provided in the panel cover 16 is opened larger than the area of the switch adapter 27 that passes therethrough, and the switch adapter 27 and the panel cover 16 are not touched when the operation panel 20 is attached or detached. The dimension (a) of the button hole 16b is a value obtained by subtracting the thickness (d) of the base side of the collar part 16a from the dimension (c) of the width of the collar hole 15b that determines the moving amount of the operation panel 20 to slide. The switch adapter 27 passing through the switch button hole 16b is set to be larger than the sum (b) of the switch adapter 27.

  Further, by inserting the collar portion 16a into the collar hole 15b provided in the panel case 15, the switch adapter 27 is provided in the switch button hole 16b of the panel cover 16 so as to be substantially in contact with the back side of the switch button 17a. It has been.

  Therefore, when the switch button 17a is pushed, the switch adapter 27 is also moved in the pushed direction by the pushed amount, the switch 18 is pushed, the contact of the switch 18 is closed, and power is supplied to the control means 74.

  The operation panel 20 is fixed by sandwiching the panel case 15 by inserting the flange portion 16a into the flange hole 15b provided in the panel case 15 and then sliding it to the left side. Thereafter, the fixing hole 16c and the fixing hole 15d are fixed with the fixing screw 19, and finally, the louver 12 is inserted so as to cover the gap between the opening of the front part of the system kitchen 1 and the main body 2, and mounting work is performed. The fixing screw 19 is hidden behind the louver 12 and disappears.

  In the present embodiment, the sliding direction in which the operation panel 20 is removed is described as the right side, but instead of removing the louver 12, the roaster 4 can be removed and the sliding direction in which the operation panel 20 is removed can be the left side.

  At that time, the fixing screw 19 can be hidden by the door 4 a of the roaster 4.

  As described above, according to the present invention, design restrictions are eliminated by providing the operation panel with a role of protecting a connector for inputting a new control program to the microcomputer.

DESCRIPTION OF SYMBOLS 1 System kitchen 2 Main body 3 Plate 5 Panel 13 Heating coil 15 Panel case 15a Connector hole 15b Reed hole 16 Panel cover 16a Reed part 16b Switch button hole 17 Panel sheet 17a Switch button 18 Switch 20 Operation panel 22 Connector 26 Microcomputer 27 Switch adapter 72 Inverter 74 Control means

Claims (2)

In the body of the induction heating cooker, a heating coil, an inverter, a control means for controlling the inverter, and a switch for supplying power to the control means,
A front panel of the main body is provided with a panel provided with a switch button showing the position of the switch,
The control means includes a microcomputer in which a control program can be rewritten,
And a connector for inputting a control program for rewriting from the outside,
The panel includes a panel case fixed to the main body and an operation panel removable from the panel case,
The operation panel includes a panel sheet in which the switch button is formed in a convex shape, a U-shaped flange for fixing the switch button to the panel case, and a panel cover provided with a switch button hole at the position of the switch button. With
The panel case includes a connector hole that matches the position of the connector, a hole for insertion of the flange, and a switch adapter that is linked to the switch.
The induction heating cooker, wherein the switch adapter is provided so as to pass through a switch button hole of the panel cover and substantially contact the switch button of the panel sheet.   The (a) dimension of the switch button hole is the same as the (c) dimension of the collar hole and the (b) dimension of the switch adapter passing therethrough, and the thickness (d) dimension of the U-shaped collar part. The induction heating cooker according to claim 1, wherein the induction heating cooker is set to be larger than the drawn size.

Images