JP6476042B2 - Cooker - Google Patents

Description

  The present invention relates to a cooking device having a touch input unit.

  In Patent Document 1, a door that can be opened and closed is provided in front of a heating chamber provided in a main body, and an operation display unit is provided below the door. A panel sheet made of a hard-coated polycarbonate or acrylic sheet is used for the operation display section, and an opening that pushes a mechanical switch on this panel sheet and a touch panel with multiple electrodes on a glass smaller than the panel sheet. It is prepared by bonding.

JP 2012-247144 A

  However, the panel sheet (panel cover) shown in the above prior art is obtained by bonding an opening for pressing a mechanical switch and a glass touch panel to a panel sheet made of a polycarbonate or acrylic plate.

  For this reason, the panel sheet and touch panel are made of different materials and have a different coefficient of thermal expansion. Therefore, when the temperature rises due to operation of the cooking device, some electrodes are prevented from being pressed due to the difference in coefficient of expansion. Handling is required.

  Moreover, since the panel sheet | seat which consists of a polycarbonate material or an acrylic material bends, care must be taken at the time of manufacture so that a touch panel may not be broken by bending a panel sheet after adhere | attaching the small touch panel which consists of glass to a panel sheet | seat. Further, when a mechanical switch is provided on the panel sheet, the panel sheet becomes large and handling becomes difficult. Further, if an opening for pressing the mechanical switch is provided in the panel sheet, the panel sheet becomes weak and easily bent, and there is a problem that handling during manufacture becomes difficult.

The present invention has been made in order to solve the above-described problems, and includes a main body, a heating chamber provided in the main body for containing an object to be heated, an openable / closable door covering the front surface of the heating chamber, and the heating chamber. A heating unit that heats the object to be heated, a liquid crystal display unit that is attached to the main body or the door and inputs a setting of a heating method of the heating unit, and a mechanical switch that inputs heating start of the heating unit An operation display unit provided, and a control unit that sets a heating method based on the setting of the touch panel and controls the operation of the heating unit based on the setting by input of the mechanical switch, The operation display unit includes a glass sheet member without a hole and a resin member provided with a hole, the touch panel is adhered to the inside of the glass sheet member, and the mechanical switch opens the hole. The button into the hole of the resin member provided in operable with, the resin member is disposed as a separate member on the lower side of said sheet member, said button of the resin member spreads than the width of the touch panel is composed of a plurality A panel substrate on which the mechanical switch is disposed at a position corresponding to the button and a liquid crystal display section is disposed at a position corresponding to the touch panel, and a panel on which a push portion and a window are disposed. The operation display unit is a panel substrate so that the button transmits a pressing force to the mechanical switch through the panel pressing unit, and the liquid crystal display unit faces the touch panel through the panel window. Configured to be held against .

  According to the present invention, a panel cover made of glass that can be easily handled can be obtained.

It is a front view of the heating cooker in one Example. It is a front perspective view of the state which removed the cover of the heating cooker, and the door opened. It is a front perspective view of the state where the door using the bread-making container of the heating cooker opened. It is sectional drawing seen from the side of the heating cooker. It is the perspective view seen from the front of the operation display part of the heating cooker in one Example. It is decomposition | disassembly explanatory drawing of the operation display part of the heating cooker. It is a front view of the button of the heating cooker. It is the front perspective view seen from the button lower side of the cooking-by-heating machine. It is AA sectional drawing of FIG. It is a front view explaining the push part of the panel which removed the plate support member and button of the heating cooker in one Example. It is the cross-sectional perspective view seen from the front of the operation display part of the heating cooker. It is BB cross-sectional perspective view explaining the pushing part of the panel of FIG. It is CC sectional perspective view explaining the pushing part of the panel of FIG. It is a control block diagram explaining control of the heating cooker in one Example.

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

  As shown in FIG. 1 to FIG. 4, the cooking device of the present embodiment includes a heating chamber 2 for storing a cooking object such as food to be cooked in the main body 1, and a cooking object provided in front of the heating chamber 2. A door 3 that can be freely opened and closed, and a non-rotating table 4 on which a food to be cooked provided on the bottom surface of the heating chamber 2 is placed. This configuration is a so-called turntableless type. The door 3 has a handle 26 at the top.

  Under the table 4, weight sensors 5a, 5b and 5c for supporting the table 4 are provided, and the cooking time can be determined according to the weight of the food to be cooked detected by the weight sensors 5a, 5b and 5c. it can.

  A temperature sensor A40 composed of a thermistor is provided in the upper left part of the heating chamber 2, and cooking output, cooking time, etc. can be determined according to the temperature detected by the temperature sensor A40.

  Reference numeral 110 denotes an infrared sensor, which detects the infrared rays of the object to be cooked placed on the table 4 and measures the temperature. The infrared sensor 110 is provided at a position near the center of the left and right sides of the upper wall surface of the heating chamber 2. The temperature information measured by the infrared sensor 110 is sent to the control means 9.

  In addition, a large window portion 23 and a glass 23 a covering the window portion 23 are provided in the central portion of the door 3, so that the inside of the heating chamber 2 can be viewed from the window portion 23. Further, an operation display unit 6 is provided below the window portion 23 of the door 3. Reference numeral 25 denotes a cover that covers both side surfaces and the upper surface of the cooking device.

  And the heating cooker of a present Example has four types of heating means, the range heating means which performs microwave cooking, the oven heating means which performs oven cooking, the grill heating means which performs grill cooking, and the steam heating means which performs steam cooking Various cooking can be performed by performing alone or in combination.

  First, the heating means will be described with reference to FIGS.

  Microwave cooking is a process in which microwaves are applied to the food to be cooked placed on the table 4 and the food to be cooked is actively heated by frictional heat generated by vibrating molecules such as moisture in the food to be cooked. Is the method. A feature of this microwave cooking is that the surface and internal temperature of the object to be cooked are simultaneously heated in a short time and raised.

  The range heating means for performing microwave cooking includes a magnetron 7 that oscillates a microwave that is a heating source for microwave cooking, and an inverter board 8 that controls the output of the microwave oscillated from the magnetron 7. The inverter board 8 is controlled by the control means 9 and can apply a desired microwave to the object to be cooked to perform microwave heating.

  Further, a waveguide 10 that guides the microwave oscillated from the magnetron 7 to the heating chamber 2, a rotating antenna 11 that irradiates the heating chamber 2 while stirring the microwave, and an antenna motor 12 that rotates the rotating antenna 11 are provided. In order to prevent the microwave from concentrating on a part, the control means 9 controls the antenna motor 12 to rotate the rotating antenna 11 to perform a desired stirring operation.

  The magnetron 7, the waveguide 10, the rotating antenna 11, and the antenna motor 12 are disposed in the machine chamber 13 between the heating chamber bottom 2 a and the bottom plate 30.

  Next, grill cooking will be described. An electric heater 14 is provided outside the upper wall surface of the heating chamber 2. This electric heater 14 is controlled by the control means 9, and by applying an appropriate temperature to the upper wall surface of the heating chamber 2, desired radiant heat (far infrared rays) is given to the food to be cooked placed on the table 4 to be cooked. Grill cooking is done by heating the food from the surface.

  Next, oven cooking will be described. Oven cooking is a heating method in which the food to be cooked is heated by applying hot air to the food to be cooked placed on the table 4 by the hot air unit 15 provided outside the heating chamber back 2b.

  The oven heating means for performing the oven cooking is constituted by a hot air unit 15, and the hot air unit 15 is provided with a blower means 16 such as a fan that is rotatably provided substantially in the center of the heating chamber back 2 b, and the air of the blower means 16. An electric heater 17 provided on the outflow side of the flow and a motor 18 connected to the blowing means 16 are configured.

  And the hot air which came out of the hole 21 near the electric heater 17 heats a to-be-cooked object, and the wind after heating a to-be-cooked object is again hot air through the hole 22 provided in the approximate center part of the heating chamber back 2b. It is taken into the unit 15.

  Next, steam cooking will be described. Steam cooking is a cooking method in which steam is given to the food to be cooked placed on the table 4 and the food to be cooked is heated. As shown in FIG. 1, the steam heating means for performing steam cooking includes a detachable tank 50 under the heating chamber 2, and the water in the tank 50 is sucked up by the water supply means 19 through the pipe 51 and supplied through the pipe 52. Steam generation means 20 is provided for heating the generated water with a heater to generate steam. The steam generating means 20 is provided outside the heating chamber side surface 2 c and ejects a jet port 7 a to the heating chamber 2. The water supply means 19 and the steam generation means 20 are controlled by the control means 9 to supply a desired amount of steam to the heating chamber 2.

  And bakery cooking is demonstrated in FIG. Bakery cooking is bread making performed by removing the table 4 of the heating chamber 2 and setting a baking container 90 in the heating chamber 2.

  The bread-making container 90 is a container for making bread dough by adding a quantity of ingredients for making bread according to a menu, and is provided with a rotatable stirring blade (not shown) on the inner bottom surface. The handle 92 is provided on the front side of the bread-making container 90 and is attached and detached from the front of the heating chamber 2 where the door 3 is opened. A lock lever 93 that rotates back and forth is provided at the lower left portion of the bread-making container 90 and is fixed to a claw (not shown) provided in the heating chamber 2.

  A stirring blade (not shown) on the bottom surface of the bread-making container 90 is coupled to a stirring drive shaft (not shown) provided from the machine chamber 13 into the heating chamber 2. The stirring drive shaft (not shown) is rotated by a stirring motor 56 provided in the machine room 13 through a speed reduction means (not shown). The stirring motor 56 is controlled by the control means 9.

  A feeder 91 is placed on the top of the bread-making container 90, and yeast and ingredients are introduced.

  In the baking process, the cooking object is heated and baked by applying hot air from the hot air unit 15 to the heating chamber 2 in which the bread-making container 90 as the cooking object is set as in the above-described oven cooking.

  Next, the operation display part 6 provided in the lower part of the window part 23 of the door 3 is demonstrated in detail using FIG. 1, FIG. 5 to FIG. The operation display unit 6 may be provided directly on the main body 1 other than the door 3.

  The operation display unit 6 inputs various settings of the heating means and contents of instructions. A glass panel cover 31 provided with a display unit 70 with a touch panel for displaying various settings and instruction contents of the heating means is provided above the operation display unit 6. A lower part of the operation display unit 6 is provided with a resinous panel support member 39 in which a button 34 of a mechanical switch for operating the start and stop of heating by the heating means is disposed facing the hole 33.

  The panel cover 31 provided over the entire width of the door 3 is a sheet shape made of air-cooled tempered glass, and is not provided with a hole that causes a decrease in the strength of the glass. A display unit 70 with a touch panel (details will be described later) is provided from substantially the right side of the panel cover 31 in the horizontal width direction. The panel cover 31 includes a liquid crystal window 31a, and a glass touch panel 70a provided with a plurality of electrodes inside the liquid crystal window 31a is attached with an optical transparent resin adhesive. By doing so, an input unit for detecting a change in electrostatic capacitance at a position pressed by the user's finger from the outside of the liquid crystal window 31a is configured.

  A panel 36 that supports the panel substrate 43 is provided inside the panel cover 31 to which the touch panel 70a is bonded, and a liquid crystal display provided on the right side in the horizontal width direction of the panel substrate 43 from a window 36a provided on the panel 36. The liquid crystal display 37 is attached to the touch panel 70a so as to overlap with the touch panel 70a.

  The control means 9 outputs the content to be displayed on the liquid crystal display 37, and detects the switch input at the position where the capacitance of the touch panel 38 has changed in the portion where the key is displayed.

  The panel substrate 43 is provided with switches 43d, 43a, 43b, 43e arranged in a horizontal row in order from right to left below the liquid crystal display 37, and LED displays 43g are provided on the left and right of the switch 43a.

  Since the panel cover 31 is made of glass and has high durability even if it is wiped and cleaned, the liquid crystal window portion 31a will not be clouded with scratches. Moreover, since the panel cover 31 and the touch panel 70a are the same glass, the handling of the difference in a thermal expansion coefficient by the temperature at the time of operation | movement of a cooking-by-heating machine is easy. Further, the panel cover 31 is tempered glass, so it does not bend and is not easily cracked because of the tempered glass. Further, since no mechanical switch other than the touch panel 70a is provided on the panel cover 31, the handling is easy, and no hole for the mechanical switch is formed, so that the strength of the panel cover 31 is not reduced. Therefore, handling at the time of manufacture becomes easy.

  The display content of the display part 70 with a touch panel arranges a display indicating automatic cooking and a display indicating manual heating.

  Auto-cooking allows you to select the name of the desired auto-cooking dish by moving to the next level display by placing multiple keys and pressing each key, and by deepening some levels. It is like that.

  On the other hand, in manual cooking, by placing a plurality of keys and pressing each key, the display shifts to the next level display, and by increasing the number of levels, the desired manual heating power and heating time And you can make settings such as finish adjustment.

  The panel 36 includes a window 36 a that penetrates the liquid crystal display 37. Below the panel 36, push parts 64, 68, 63, 65 are provided in order from right to left at positions corresponding to the switches 43 d, 43 a, 43 b, 43 e provided in the horizontal row on the panel substrate 43. . The push portion 68 is provided with a hole 68d at a position corresponding to the LED display 43g provided on the left and right of the switch 43a provided in the panel substrate 43 described above. The pushing portion 68 of the panel 36 includes a wide-angle portion 68a that spreads light around a hole 68d through which the LED indicator 43g passes, and forms a collecting portion 68b on the back side where the switch 43a is pushed.

  The configuration of the button 34 and the panel support member 39 provided below the panel cover 31 under the operation display unit 6 will be described.

  An operation key group 60 composed of four operation keys arranged in a horizontal row is arranged below the panel cover 31 which is the lower part of the operation display unit 6. The operation key group 60 includes a return key 54, a warm / start key 58, a tear key 53, and a bakery key 55 in order from right to left.

  The button 34 is for operating the switches 43d, 43a, 43b, 43e, which are mechanical switches, and includes a return key 54, a warm / start key 58, a tear key 53, and a bakery key 55, which are the operation key group 60. Prepare. The return key 54, the warm / start key 58, the tear key 53, and the bakery key 55 of the button 34 are arranged facing the substantially rectangular holes 33 d, 33 a, 33 b, and 33 e of the panel support member 39. The panel support member 39 is made of resin and has a substantially L shape when viewed from the side, and the button 34 has a substantially L shape as shown in FIG. 9 along the inside of the panel support member 39.

  The button 34 will be described with reference to FIGS. The button 34 is provided with a connecting portion 34a that is inclined in the lower side in the horizontal direction with a substantially full width, and three claw portions that fit into holes (not shown) provided in the panel support member 39 on the lower surface of the rear portion of the connecting portion 34a. 34b is provided. A long hole 34c is provided on the front side of the claw 34b and connected to the claw 34b. The elongate hole 34c makes the claw portion 34b bend and be easily assembled when the claw portion 34b is fitted into a hole (not shown) provided in the panel support member 39 or disassembled.

  The structure of the return key 54, the warm / start key 58, the tear-off key 53, and the bakery key 55, which are the operation key group 60 of the button 34, will be described as a representative of the return key 54. The return key 54 has an operation surface portion 54 b operated by a finger facing outward from the hole 33 d of the panel support member 39. A flange portion 54a is provided on the entire outer periphery on the back side of the operation surface portion 54b. The flange portion 54a is in contact with the inside of the hole 33d of the panel support member 39, and the flange portion 54a of the return key 54 overlaps with the periphery of the hole 33d of the panel support member 39. Provides a waterproof effect that makes it difficult to enter the interior. In addition, the water that has entered is transmitted through the connecting portion 34 a that is provided with an inclination as described above, and flows out from the panel support member 39.

  Furthermore, the arm part 54c which connects between the lower side of the flange part 54a and the connection part 34a, and restrict | limits pushing operation of the operation surface part 54b is provided. The arm portion 54c is provided with a vertical portion R extending vertically from the flange portion 54a at two left and right end portions on the lower side of the flange portion 54a, from the lower end of the left vertical portion R to the center side, and on the right side. A horizontal portion Q extending in the horizontal direction from the lower end of the vertical portion R to the center side is provided, and a depth portion P extending to the connecting portion 34a on the back side in the front-rear direction is provided at a position closest to the center of the two left and right horizontal portions Q. It is supported at a position near the right and left center below the return key 54 by the connecting portion 34a, and supported at a position near the left and right ends of the operation surface portion 54b of the return key 54 to restrict movement.

  As a result, even if the return key 54 facing the hole 33d of the panel support member 39 is operated to push in most places in the operation surface portion 54b, substantially the same operational feeling can be obtained.

  The return key 54 is used to return to the previous layer when correcting an erroneous setting during operation of the display unit 70 with a touch panel.

  The warm / start key 58 is operated by an automatic key that measures the weight of the object to be cooked by the weight sensor 5, automatically determines the heating time according to the weight, and warms it by the range heating means, and a display unit 70 with a touch panel described later. Also serves as a start key to be pressed when cooking is started. In consideration of usability, the key area is set larger than the key 53, and the color of the LED display 43g built in the panel 36 provided for notifying operation is transmitted.

  The tear key 53 is operated to stop the heating in progress, shift to a standby state, and take out the object to be cooked.

  The bakery key 55 is a key operated when calling a bakery cooking menu on the display unit 70 with a touch panel when setting bakery cooking.

  When the operation surface portion 54b of the return key 54 facing the hole 33d of the panel support member 31 is pushed from the outside to the inside, the movement is restricted by the arm portion 54c of the return key 54, and the inside of the operation surface portion 54b is pushed by the panel 36. When the portion 64 is pushed inward, the push portion 64 can be operated by pushing a switch 43d provided on the panel substrate 43.

  Further, when the operation surface portion 58b of the warming / start key 58 facing the hole 33a of the panel support member 31 is pressed from the outside to the inside, the movement is restricted by the arm portion 58c of the warming / start key 58, and the inside of the operation surface portion 58b. When the push portion 68 of the panel 36 is pushed inward, the push portion 68 can be operated by pushing a switch 43 a provided on the panel substrate 43. During cooking, the LED indicator 43g lights up.

  According to the present embodiment described above, it is possible to improve the cleanability of the display unit 70 with a touch panel and to obtain an operation display unit that is easy to see and has excellent durability.

Moreover, since waterproofness is ensured without using a waterproof sheet, an inexpensive structure can be achieved, and since no key is pressed through the waterproof sheet, a click feeling of operation is clearly obtained, and operability is good.

DESCRIPTION OF SYMBOLS 1 Main body 2 Heating chamber 3 Door 6 Operation display part 9 Control means 23 Window part 23a Glass 31 Panel cover 33 Hole 34 Button 39 Panel support member 70 Display part 70a with a touch panel Touch panel

Claims (1)

The body,
A heating chamber provided in the main body for containing an object to be heated;
An openable / closable door covering the front of the heating chamber;
Heating means for heating the object to be heated put in the heating chamber;
A liquid crystal display unit that is attached to the main body or the door and inputs a setting of a heating method of the heating unit, and an operation display unit that includes a mechanical switch that inputs heating start of the heating unit;
Control means for setting a heating method based on the setting of the touch panel and controlling the operation of the heating means based on the setting by input of the mechanical switch;
The operation display unit includes a glass sheet member without a hole and a resin member provided with a hole, the touch panel is adhered to the inside of the glass sheet member, and the mechanical switch is a resin having the hole formed therein. A button is provided in the hole of the member to enable operation,
The resin member is disposed as a separate member on the lower side of the sheet member,
The button is composed of a plurality and is arranged on the resin member so as to extend from the width of the touch panel.
A panel substrate in which the mechanical switch is disposed at a position corresponding to the button and a liquid crystal display unit is disposed at a position corresponding to the touch panel;
Having a pushing part and a panel on which a window is arranged,
The operation display unit is connected to the panel substrate so that the button transmits a pressing force to the mechanical switch through the panel pressing unit, and the liquid crystal display unit faces the touch panel through the panel window. A heating cooker characterized by being held .

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