JP5957682B2 - Cooking equipment - Google Patents

Description

  The present invention relates to a cooking device that uses an LED element for an interior light that constitutes a cooking device, and particularly relates to a configuration that is effective for visually recognizing a cooked item for business use that frequently performs a cooking operation. It is.

  Conventionally, this type of cooking device has a high frequency generating means (magnetron) that outputs a high frequency as a heating means, and rapidly serves as a microwave oven that can efficiently heat an object to be heated in a heating chamber in a short time. Although it has become widespread, in recent years, energy saving performance has been demanded, and it has been recognized that power consumption can be reduced by replacing an interior lamp that irradiates a heating chamber from a light bulb to an LED element (see, for example, Patent Document 1). .

  In general, the interior lamp that irradiates the heating chamber irradiates the heating chamber from punching formed by a plurality of small holes provided on the wall surface of the heating chamber so as not to leak the radio waves of the heating chamber to the outside. At this time, if steam from the heating chamber condenses on the interior lamp, there is a possibility of deterioration of insulation, which is dangerous. Therefore, the punching surface is shielded with a sheet through which light passes.

JP 2003-139336 A

  However, heat cooking equipment used mainly for business use such as restaurants is frequently used for cooking, and when a sheet is attached to the outer surface of the heating chamber, dirt scattered from the heated object passes through the punching small holes. There is a problem that it adheres to the adhesive of the sheet and cannot wipe off the dirt.

  Moreover, when a sheet | seat was affixed on the side surface of a heating chamber so that stain | pollution | contamination might not adhere to an adhesive agent, the adhesive force fell with the oil etc. which scattered from the to-be-heated material, and the subject that a sheet | seat peeled also occurred. Moreover, since the light source of LED illumination is too strong, there is a problem that it is felt dazzling when light directly enters the eyes of the device user.

  The present invention solves the above-described conventional problems, and even if an LED element is used as an interior lamp during cooking, it does not give glare to the device user, and condensation of the interior lamp due to steam from the heating chamber is prevented. An object of the present invention is to provide a cooking device that prevents the heat cooking.

In order to solve the above-described conventional problems, the cooking device according to the present invention includes a heating chamber for storing an object to be heated, an interior lamp for irradiating the heating chamber, and a punching surface formed by a plurality of small holes in the heating chamber wall surface. The interior lamp is composed of a substrate on which a plurality of LED elements are mounted, the punching surface is composed of a surface provided with a step on the outside of the heating chamber, the heating chamber side of the punching surface and the heating chamber Sheets of materials having different transparency are attached to both outer surfaces, and the sheets are made of materials having different transparency on the heating chamber side and the heating chamber outside .

As a result, even if the cooking operation is frequently performed in restaurants, etc., dirt scattered from the object to be heated can be easily wiped off, preventing the risk of insulation deterioration of the interior lamp due to peeling of the sheet, and A cooking device that does not give glare to the user can be provided.

The cooking device of the present invention is configured such that the punching surface is a surface provided with a step on the outside of the heating chamber wall surface, and sheets of different materials are attached to both the heating chamber side and the heating chamber outside of the punching surface , By using a material with different transparency on the inside of the heating chamber and outside of the heating chamber , dirt scattered from the object to be heated can be easily wiped off, preventing insulation deterioration of the interior lamp due to peeling of the sheet, It is possible to provide a cooking device that can adjust the illuminance in the heating chamber to such an extent that the device user is not dazzled.

The perspective view of the state which opened the door of the heat cooking apparatus in Embodiment 1 of this invention The principal part perspective view which shows the structure of the attachment part of the interior lamp of the cooking-by-heating machine in Embodiment 1 of this invention. Sectional drawing of the principal part of the sticking part of the sheet | seat of the punching surface of the heating cooker in Embodiment 1 of this invention. Schematic of the board | substrate which mounted the LED element of the heating cooker in Embodiment 1 of this invention.

1st invention has the heating chamber which accommodates a to-be-heated material, the interior lamp which irradiates the said heating chamber, and the punching surface formed in the said heating chamber wall surface with several small holes, The heating chamber of the said punching surface In heating cooking devices used mainly for business use such as restaurants, by sticking sheets with different transparency on both the inside and outside of the heating chamber , and configuring the sheets with materials with different transparency on the heating chamber side and heating chamber outside In addition, the use frequency of cooking is high, and dirt scattered from the object to be heated does not pass through the punching small holes and adhere to the adhesive of the sheet, and can be easily wiped off.

In addition, even if the sheet inside the heating chamber is peeled off due to oil scattered from the object to be heated, the sheet outside the heating chamber can prevent vapor from entering the heating chamber. In addition, it is possible to prevent insulation deterioration of the interior lamp due to condensation, and to adjust the illuminance in the heating chamber to such an extent that the device user is not dazzled even with LED illumination with a strong light source .

  In the second aspect of the invention, in particular, the interior lamp of the first aspect of the invention is configured by a substrate on which a plurality of LED elements are mounted, thereby reducing power consumption and extending the lighting life. The heating cooking apparatus used does not require maintenance such as replacement of the interior lamp.

According to the third aspect of the invention, in particular, by using a diffusion sheet that diffuses light on the sheet to be attached to the outside of the heating chamber of the first or second aspect of the invention, the device user can see the light directly even in LED lighting with a strong light source. However, it is possible to eliminate glare.

In the fourth aspect of the invention, in particular, the punching surface of any one of the first to third aspects is configured as a surface provided with a step on the outside of the heating chamber wall surface, so that oil scattered from the object to be heated can be obtained. It is possible to prevent the sheet from coming into the bonding portion of the sheet on the heating chamber side and to prevent the sheet from peeling off.

  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 a perspective view showing a state in which the door of the cooking device according to the first embodiment of the present invention is opened, and FIG. 2 is a mounting portion of an interior lamp of the cooking device according to the first embodiment of the present invention. The principal part perspective view which shows the structure of FIG. 3, FIG. 3 is principal part sectional drawing of the sticking part of the sheet | seat of the punching surface of the heating cooker in the 1st Embodiment of this invention.

  In FIG. 1, a heating cooking apparatus includes a heating cooking apparatus body 17 in which a heating chamber 10 having an open front surface is defined, a door 11 that opens and closes a front opening of the heating chamber 10, and heating means for heating the inside of the heating chamber 10 ( A magnetron (not shown). An interior lamp window 12 is formed on the side wall surface in the heating chamber 10.

  The interior lamp window 12 has a punching surface formed by a plurality of fine punch holes (small holes), is a translucent opening, and prevents hot air from the heating chamber or dirt scattered from the object to be heated. It is shielded by the sheet.

  An upper part of the front opening of the heating chamber 10 is provided with an operation unit 14 for setting heating conditions and a display unit 15 for displaying various conditions set by the operation unit 14 and remaining time. The outside of the heating chamber 10 is covered with an exterior 16 to prevent the parts from being exposed.

  In FIG. 2, the interior lamp 13 is fixed in a space between the heating chamber 10 and the exterior 16 by tilting the surface facing the interior lamp window 12 by the interior lamp mounting plate 18. It is arrange | positioned in the position which becomes a blind spot with respect to the visual field direction from the front opening. When a light emitter such as an LED element is used for the interior lamp 13, since there is a characteristic having strong directivity, glare can be suppressed even if the device user looks into the front opening of the heating chamber 10.

  In FIG. 3, an interior lamp window 12 having a punch hole is provided on the left side upper portion from the front side of the heating chamber 10 and near the front opening. An inner sheet 21 (sheet) and an outer sheet 22 (sheet) are bonded and fixed to both the inner and outer sides of the interior lamp window 12 by adhesives 22a and 22b. Further, the step portion 10a is formed by providing a step by projecting the side surface of the heating chamber 10 to the outside of the heating chamber. The interior lamp window 12 is provided in the stepped portion 10a. Even if oil scattered during cooking in the interior is attached to the surface of the heating chamber above the interior lamp window 12, the stepped portion 10a. Due to the dent, it drops to the lower side of the interior lamp window 12 so that the oil does not easily adhere to the adhesive surface of the interior sheet 21.

  Furthermore, since the inner sheet 21 is bonded and fixed to the inner side of the stepped portion 10a, the end surface of the inner sheet 21 is hardly touched when the dirt in the heating chamber is wiped off, and can be prevented from peeling off.

  The inside sheet 21 and the outside sheet 22 are made of materials having different transparency, the inside sheet 21 is made of a transparent sheet that transmits light, and the outside sheet 22 is made of a translucent diffusion sheet that diffuses light. Yes.

  By doing this configuration, frequent cooking operations are performed in restaurants, etc. Even if it occurs that the adhesive strength decreases due to oil scattered from the object to be heated, etc., and the inner sheet 21 peels off, Since the outside sheet 22 can prevent vapor from entering the heating chamber, it can not only prevent insulation deterioration of the inside lamp due to condensation, but the outside sheet 22 uses a diffusion sheet that diffuses light. Therefore, even if the LED light source is a strong light source, even if the device user looks directly at the light, it is possible to prevent glare.

FIG. 4 is a schematic view of a substrate on which the LED element of the interior lamp of the heating cooker according to the first embodiment of the present invention is mounted.

  In FIG. 4, the interior lamp 13 has a form in which a plurality of LED elements 31 (semiconductor light emitting elements) are mounted on an LED substrate 30. A plurality of LED elements 31 constitute a cell, and L1, L2, and L3 circuits are connected in parallel in units of cells, and a signal is transmitted to a control board (not shown) via a connection terminal 32. By constituting a cell with a plurality of LED elements, the light source of each cell spreads, and even the light source of the LED element having a strong straightness can illuminate the heating chamber over a wide area, and the brightness and darkness in the heating chamber can be reduced.

  Further, in the present embodiment, the cell is configured by a plurality of LED elements. However, depending on the characteristics of the LED elements such as luminance, it may be configured by a single LED element.

  As described above, in the present embodiment, the punching surface formed by a plurality of small holes is configured as a surface provided with a step on the outside of the heating chamber wall surface, and both the heating chamber side of the punching surface and the both sides of the heating chamber outside are provided. By adhering a sheet of a different material to the surface, dirt scattered from the object to be heated can be easily wiped off, preventing insulation deterioration of the interior lamp due to peeling of the sheet, and dazzling to the equipment user. It is possible to provide a heating and cooking apparatus that does not give a thickness.

  As described above, the cooking device according to the present invention uses an LED element having a long life and low power consumption as an interior lamp, and the punching surface is formed on a surface provided with a step on the outside of the heating chamber wall surface. And by sticking the sheet | seat of the material from which transparency differs on both the heating chamber inner side and the heating chamber outer side of the punching surface, the stain | pollution | contamination etc. which scattered from the to-be-heated material can be wiped off easily.

  In addition, it is possible to provide a cooking device that prevents the deterioration of the insulation of the interior lamp due to sheet peeling and does not give glare to equipment users. This is effective for commercial cooking equipment that is used by users such as restaurants that require high durability.

DESCRIPTION OF SYMBOLS 10 Heating chamber 10a Step part 12 Inside lamp window 13 Inside lamp 21 Inside sheet (sheet)
22 Outer sheet (sheet)
30 LED substrate 31 LED element

Claims (4)

A heating chamber for storing an object to be heated; an interior lamp for irradiating the heating chamber; and a punching surface formed by a plurality of small holes in the heating chamber wall surface. A cooking apparatus in which sheets are attached to both surfaces, and the sheets are made of materials having different transparency on the heating chamber side and the heating chamber outside . The cooking appliance according to claim 1, wherein the interior lamp is configured by a substrate on which a plurality of LED elements are mounted. The cooking apparatus according to claim 1 or 2 , wherein a diffusion sheet that diffuses light is used as a sheet that is attached to the outside of the heating chamber. The cooking apparatus according to any one of claims 1 to 3 , wherein the punching surface is configured on a surface in which a step is provided outside the heating chamber on the heating chamber wall surface.