JP2003077632A - Induction heat-cooking device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To improve the LCD visibility of a display part of an induction heat- cooking device, to reduce the LCD display content, and to increase the quality appearance by the sense of distance from an operation panel obtained in the thick wall configuration and the strength. SOLUTION: The protective strength of an LCD 7 is improved by a transparent resin protective cover 6 of thick wall configuration provided between the operation panel 4 and the LCD 7, the quality appearance is given by the sense of distance obtained in the thick wall configuration, and the display content of a LCD 9 is reduced by providing a display means 8 such as a printing means from a back side of the protective cover 6.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an induction heating cooker for general household use, and particularly to a display.

[0002]

2. Description of the Related Art The structure of a conventional induction heating cooker is shown in FIG. FIG. 6A is a top view illustrating the overall configuration of the heating cooker, and FIG. 6B is a cross-sectional view of a main part of the main body. As shown in the figure, a main body 31 is provided with a heating coil 32 for heating an object to be heated by electromagnetic induction and a control circuit 33 for performing the electromagnetic induction, and an operation panel 34 is provided at an operation portion.
And LCD 37 below, and operation panel 34 and LC
A protective cover 36 for the LCD 37 is provided between D37.

According to this configuration, as shown in FIG. 6, the protective cover 36 of the LCD 37 interposed between the operation panel 34 and the LCD 37 is generally thin.

[0004]

However, in the operation portion of the induction heating cooker configured as described above, the surface protection cover of the LCD interposed between the operation panel and the LCD is thin, and therefore the operation panel of the operation panel is The window has low strength and lacks strength against external force from the outer shell.
When the transparent window portion of the D display operation panel is printed or colored, since there is a certain distance between the transparent window portion and the LCD, there is a visual difference between the LCD and the display of the operation panel. Moreover, there is a problem that it is difficult to secure the visibility of the LCD display.

The present invention solves the above-mentioned problems, and secures the visibility of the LCD, provides a high-class feeling due to the sense of distance from the operation panel obtained from the thick structure of the protective cover, and secures the strength. It is intended.

[0006]

In order to solve the above problems, the present invention provides a main body, a heating coil for heating an object to be heated by electromagnetic induction inside the main body, and a control circuit for performing the electromagnetic induction. An operation panel having a sheet-like transparent display window adhered to the main body in the operation portion, an LCD in the display portion, and a thick wall for protecting the LCD between the operation panel and the LCD. A protective cover made of transparent resin having a constitution is provided, and a display means is provided on the back surface of the protective cover.

Thus, the strength against the external force from the outer shell is secured, and the display means is provided from the back surface of the thick protective cover to ensure the visibility of the LCD and the operation panel obtained from the thick structure. It is possible to give a sense of luxury by the sense of distance.

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The invention according to claim 1 of the present invention is a main body, a heating coil for heating an object to be heated by electromagnetic induction inside the main body, and a control circuit for performing the electromagnetic induction. And an operation panel having a sheet-like transparent display window adhered to the main body in the operation portion, and an L-shaped operation panel in the display portion.
Between the CD and the operation panel and the LCD, the L
A protective cover made of a thick transparent resin for protecting the CD was provided, and a display means was provided on the back surface of the protective cover.

As a result, by securing the strength against the external force from the outer shell and providing the display means from the back surface of the thick protective cover, the visibility of the LCD is secured and the operation panel obtained from the thick construction is provided. It is possible to give a sense of luxury through a sense of distance.

According to a second aspect of the invention, there is provided the induction heating cooker according to the first aspect, in which the protective cover is provided with a display means such as printing from the back side for displaying by means of display means.

As a result, it is possible to confirm what kind of display is made before turning on the LCD, and at the same time, it is possible to reduce the display contents of the LCD, so that the cost of the LCD can be reduced.

According to a third aspect of the present invention, there is provided the induction heating cooker according to the first or second aspect, in which the protective cover is color-displayed with a luminous paint.

With this, when the LCD is hidden behind the cooking pot or the cooking plate, the visibility in the dark can be promoted by the luminous effect of the luminous paint.

The invention described in claim 4 is the invention according to claims 1 to 3.
In the configuration according to any one of items 1 to 3, the protective cover top surface portion and the transparent display window portion of the operation panel are provided with outward convex processing portions, and the protective cover is provided in the convex processing portion of the operation panel. I made it along the inside.

As a result, the printing effect from the operation panel and the back surface of the protective cover allows a further distance to be provided, and a high three-dimensional effect can be provided to enhance the high-class feeling.

The invention according to claim 5 is based on claims 1 to 4.
In the structure described in any one of 1 above, the entire standing surface or a part of the standing surface of the convex portion of the operation panel is made opaque.

As a result, the visibility from a wide range can be improved in the printing state from the operation panel and the back surface of the protective cover.

The invention described in claim 6 is from claim 1 to claim 5.
In the configuration described in any one of 1 above, the LCD is a backlight LCD.

As a result, the opaque portion on the entire or a part of the raised surface of the convex processing portion makes it difficult for the light of the backlight LCD to escape to the outside, so that the visibility can be enhanced and the backlight effect of the LCD can be enhanced. .

[0020]

Embodiments of the present invention will be described below with reference to the drawings.

(Embodiment 1) Hereinafter, Embodiment 1 of the present invention will be described with reference to FIG. FIG. 1A is a top view showing the overall configuration of an induction heating cooker, FIG. 1B is a sectional view of a display portion, and FIG. 1C is a plan view of a protective cover.

In this embodiment, as shown in FIG.
Inside the main body 1, there is provided a heating coil 2 for heating by electromagnetic induction, a control circuit 3 for performing the electromagnetic induction, and an operation panel 4 having a transparent window 5 in the operation part is provided, and a display part is provided. LCD 7 is used as the operation panel 4 and L
A thick transparent protective cover 6 made of a transparent resin is provided between the CDs 7 to protect the LCD 7, and the protective cover 6 is provided with a display means 8 from the rear surface.

In this structure, the thick-walled protective cover 6 is obtained from the thick-walled structure while ensuring the strength against the external force from the outer shell and ensuring the visibility of the LCD 7 by applying the display means 8 from the back surface. A sense of luxury can be provided by the sense of distance from the operation panel 4.

(Second Embodiment) A second embodiment of the present invention will be described below with reference to FIG. 2A is a plan view of the protective cover, and FIG. 2B is a side view of the protective cover. Since the basic configuration is the same as that of the first embodiment, the description is omitted. In the present embodiment, as shown in the figure, an operation panel 4 is provided in the operation part, an LCD 7 is used in the display part, and between the operation panel 4 and the LCD 7, in order to protect the LCD 7, a thick transparent structure is used. A protective cover 6 made of resin is provided, and the protective cover 6 has a structure in which, for example, a thermal power display 9 is displayed from the back surface by a display means such as printing.

In this structure, it is possible to confirm in advance what kind of display will be made before the LCD 7 is turned on by the thermal power display 9 such as printing from the back side of the protective cover 6, and at the same time, the display of the LCD 7 will be displayed. Since the contents can be reduced, the cost of the LCD 7 can be reduced.

(Embodiment 3) Regarding Embodiment 3 of the present invention,
This will be described with reference to FIG. FIG. 2C shows a plan view of the protective cover. In this embodiment, as shown in the figure,
The protective cover 6 is configured to display the color 10 of the luminous paint.

In this structure, when the LCD 7 is hidden behind the object to be heated, the luminous effect of the luminous paint causes
Visibility can be promoted.

(Embodiment 4) Regarding Embodiment 4 of the present invention,
This will be described with reference to FIG. 3A and 3B are cross-sectional views of the display portion of the operation panel. In the present embodiment, as shown in the figure, the protective cover 6 is provided with a convex portion 12 on the top surface portion or the transparent window 5 portion of the operation panel, and the protective cover 6 is attached to the transparent window 5 of the operation panel. It has a configuration along the convex processing portion 12.

In this structure, the transparent window 5 of the operation panel
With the printing effect from the back surface of the protective cover 6, it is possible to further increase the distance, and thereby to give a high three-dimensional effect.
It can enhance the sense of quality. Further, as another embodiment, as shown in FIG. 3B, if the convex processed portion 12 is formed in a convex lens shape, the characters of the LCD 7 can be displayed in an enlarged manner, and the visibility is further enhanced.

(Embodiment 5) Regarding Embodiment 5 of the present invention,
This will be described with reference to FIG. 4A and 4B are cross-sectional views of the display portion of the operation panel. In this embodiment, FIG.
As shown in FIG.
3. All or a part of the standing surface is made opaque.

With this configuration, the operation panel 4 and the protective cover 6
In the printing effect from the back surface, the visibility from a wide range can be enhanced.

(Embodiment 6) Regarding Embodiment 6 of the present invention,
This will be described with reference to FIG. 5A and 5B are cross-sectional views of the display portion of the operation panel. In this embodiment, FIG.
As shown in FIG. 5, the backlight LCD 14 is used by making the entire standing surface 13 or a part of the standing surface 13 of the convex processed portion 12 of the transparent window 5 portion of the operation panel opaque.

In this structure, the opaque portion of the entire raised surface 13 of the convex-processed portion 12 or a part of the raised surface makes it difficult for the light of the backlight LCD 14 to escape. LCD,
The backlight effect of can be enhanced.

[0034]

According to the first aspect of the present invention, LCD visibility is ensured and a sense of distance is provided due to the sense of distance from the operation panel obtained from a thick structure.

According to the second aspect of the present invention, it is possible to confirm what kind of display is displayed before turning on the LCD, and at the same time, it is possible to reduce the display content of the LCD.
LCD cost can be reduced.

According to the third aspect of the invention, when the LCD is hidden behind the cooking pot or the cooking plate, the visibility can be promoted by the luminous effect of the luminous paint.

According to the fourth aspect of the present invention, the printing effect from the operation panel and the rear surface of the protective cover allows a greater distance to be provided, and a high three-dimensional effect can be obtained, thereby enhancing the high-class feeling.

According to the fifth aspect of the invention, the visibility from a wide range can be enhanced in the printing state from the operation panel and the back surface of the protective cover.

According to the sixth aspect of the present invention, the opaque portion on the whole or a part of the standing surface of the convex processed portion makes it difficult for the light of the backlight LCD to escape, so that the backlight effect of the LCD is enhanced.

[Brief description of drawings]

1A is a configuration diagram of a main body of an induction heating cooker according to a first embodiment of the present invention, FIG. 1B is a sectional view of a display portion of the operation panel, and FIG. 1C is a plan view of the protective cover.

2A is a plan view of a protective cover for an induction heating cooker according to a second embodiment of the present invention, FIG. 2B is a side view of a protective cover for an induction heating cooker according to a second embodiment of the present invention, and FIG. The top view of the protective cover of the induction heating cooking appliance in Example 3.

FIG. 3A is a sectional view of a display portion of an induction heating cooker according to a fourth embodiment of the present invention. FIG. 3B is a sectional view of a display portion having another shape.

FIG. 4A is a sectional view of a display portion of an induction heating cooker according to a fifth embodiment of the present invention, and FIG. 4B is a sectional view of a display portion having another configuration.

FIG. 5 (a) is a sectional view of a display portion of an induction heating cooker according to a sixth embodiment of the present invention. FIG. 5 (b) is a sectional view of a display portion having another structure.

FIG. 6A is a configuration diagram of a conventional induction heating cooker. (B) Sectional view of the same main part

[Explanation of symbols]

1 body 2 heating coils 3 control circuit 4 Operation panel 5 Transparent window of operation panel 6 Protective cover 7 LCD 8 display means 9 Fire power display 10-color display 12 Convex part 13 standing 14 Backlight LCD

Claims (6)

[Claims] 1. A main body, a heating coil for heating an object to be heated by electromagnetic induction inside the main body, a control circuit for performing the electromagnetic induction, and a sheet-shaped transparent member for adhering to the main body at an operation portion. An operation panel having a large display window, an LCD on the display portion, and a protective cover made of a thick resin for protecting the LCD between the operation panel and the LCD. Is an induction cooker with display on the back. 2. The induction heating cooker according to claim 1, wherein the protective cover has a back surface provided with a thermal power display by a display means such as printing. 3. The induction heating cooker according to claim 1 or 2, wherein the protective cover is color-displayed with a luminous paint. 4. A convex outward processing portion is provided on a top surface portion of the protective cover and a transparent display window portion of the operation panel, and the protective cover is arranged inside the convex processing portion of the operation panel. The induction heating cooker according to claim 1. 5. The entire standing surface of the convex portion of the operation panel,
Alternatively, the induction heating cooker according to any one of claims 1 to 4, wherein a part of the standing surface is made opaque. 6. The induction heating cooker according to claim 1, wherein the LCD is a backlight LCD.