WO2013154292A1

WO2013154292A1 - Method for manufacturing cooking containers for microwave ovens, and associated cooking container

Info

Publication number: WO2013154292A1
Application number: PCT/KR2013/002739
Authority: WO
Inventors: 김진일
Original assignee: (주)정진누리마루
Priority date: 2012-04-12
Filing date: 2013-04-02
Publication date: 2013-10-17
Also published as: KR101174766B1

Abstract

The present invention relates to a method for manufacturing a cooking container for a microwave oven and to an associated cooking container. The method for manufacturing the cooking container for a microwave oven and the associated cooking container enable a cooked material to be heated quickly and for a long period of time by concentrating discharged heat onto the cooking container while blocking heat loss from the heating element, and facilitates the handling of the container and a change in the design of the container while preventing damage during use due to the swinging of the heating element. To this end, a forming step (S1), an adhesion step (S2), a biscuit-firing step (S4), and a glaze firing step (S5) are performed such that the heating element is integrally inserted and formed in a space (30) between a container (1) and a finishing member (20).

Description

Microwave cooking vessel manufacturing method and cooking vessel accordingly

The present invention relates to a method for manufacturing a cooking vessel for a microwave oven and a cooking vessel according thereto, and more particularly, to a method for manufacturing a cooking vessel for a microwave oven, which is heated by microwaves and continuously generates heat for cooking, and accordingly It relates to a cooking container.

In general, a microwave oven is a device for cooking microwaves by irradiating the workpiece, using friction heat caused by the collision of molecules in the workpiece. However, due to the nature that the cooking material is heated by the microwave, the food is dried or the flavor decreases during cooking, the outside is unchanged inside the riding occurs, the cooking range is limited.

In recent years, in order to make up for the shortcomings of the microwave oven, various microwave cooking tools have been developed by applying a heating plate (manufactured by heat press curing by mixing ferrite with a silicon binder) to emit heat by microwave heating. It is becoming.

Referring to the conventional cooking appliance for a microwave oven, Patent Registration No. 10-823837 includes a cooking vessel body, a heating plate, an inner container, a cover body, a cover side heating plate, a cover container, the heating plate is graphite as the main material Therefore, the manufacturing cost is low, the manufacturing process is simple, does not break during the heating process, it is possible to reach high temperatures in a short time.

In addition, Utility Model Registration No. 20-256292 has an iron oxide coating layer and a heating element that absorbs electromagnetic waves on the surface, bottom and ceiling of the cooking vessel and generates heat, and cooks the iron oxide coating layer and the heating element as heat sources. The food can be cooked.

However, the conventional techniques are to easily perform cooking, including cooking, steaming, hot water, rice, stew, using a microwave microwave, that is, cooking that requires a constant heat source of high temperature, many uses in The problem was raised.

First, the heat emitted from the heating element is dissipated to the outside through the gap between the inner container (base) and the cooking base (base) and the cooking base (base), so that the heat efficiency of the cookware decreases and Followed by a shortening of duration.

Second, since the mounting groove is formed in a larger size than the heating element in order to secure the flow space due to the thermal expansion of the heating element, the heating element flows from side to side before being heated and is easily broken or damaged.

Third, the inner container (container base) and the heating element, the cooking main body (support) is separated and formed, as the cookware is assembled prefabricated, difficult to wash, store and handle according to the use of heavy weight, the inner container (container base) There was a limit to the design change.

Accordingly, the present invention has been conceived to solve the above-mentioned problems, the heat of the heating element while blocking the heat loss of the heating element to be concentrated in the cooking vessel to heat the cooked goods more quickly and longer, and the handling and design of the container An object of the present invention is to provide a method for manufacturing a cooking vessel for a microwave oven and a cooking vessel according to the same, which are easy to change and prevent damage due to the flow of a heating element during use.

Features of the present invention to achieve this object,

A molding step (S1) of mixing the container 1 and the finishing member 10 after mixing 20-30 parts by weight of water with respect to 100 parts by weight of the mixture made of petalite and clay and vacuum-treating it;

The adhesive liquid which inserted the heat generating body 3 in the space part 30 between the said container 1 and the finishing member 10, and mix | blended 40-60 weight part of water with respect to 100 weight part of mixtures which consist of a petalite and a clay. An adhesive step (S2) of applying and bonding 20;

After drying the molding formed through the bonding step (S2), the piercing step (S3) to form an air hole 40 in communication with the heating element (3) on the finishing member (10);

A priming roasting step (S4) of inserting a molded article having the air hole 40 into a firing furnace and baking at 800 to 1000 ° C; And

After applying the glaze to the first roasted molding, the chaebol roasting step (S5) to bake at 1200 ~ 1400 ℃ in the firing furnace; characterized in that made through.

At this time, the mixture in the molding step (S1) and the bonding step (S2) is characterized in that the clay is mixed 50 to 60 parts by weight based on 100 parts by weight of the petalite.

In addition, the bottom surface of the container (1) in the forming step (S1) is characterized in that the space portion 30 is molded on the bottom while being pressed at a high pressure of 1 to 3 times the portion except the bottom surface.

And the microwave cooking container according to the present invention, the space portion 30 is formed between the container 1 and the finishing member 10, the heating element 3 is inserted into the space portion 30 by the container (1). ) And the finishing member 10 are integrally formed, and the space part 30 is formed to communicate with the outside through the air hole 40.

At this time, the space portion 30 is characterized in that the inclined surface 34 is formed on the side surface corresponding to the heating element (3).

According to the above configuration and operation, the present invention is prevented from damage due to the flow of the heating element during use as the heating element and the container is integrally formed, and in particular, the heat of heat emitted from the heating element is concentrated and conducted to the container without loss, so that the cooking heat lasts for a long time. In addition, the structure of the container is simple, and the handling and design change are easy.

1 is a block diagram schematically showing a method for manufacturing a microwave cooking vessel according to the present invention.

Figure 2 is a schematic view showing a microwave cooking vessel according to an embodiment of the present invention as a whole.

Figure 3 is an enlarged view showing the main portion of the microwave cooking vessel according to another embodiment of the present invention.

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

The present invention relates to a method for manufacturing a cooking vessel for a microwave oven and a cooking vessel according to the above, wherein the method for producing a cooking vessel for a microwave oven and the cooking vessel accordingly prevent heat loss of the heating element to concentrate the heat emitted into the cooking vessel to avoid In order to heat the food more quickly and longer, and to easily handle and change the design of the container, and to prevent damage due to the flow of the heating element during use, forming step (S1), bonding step (S2), first roasting step (S4), By performing the chaebol roasting step (S5), the heating element is configured to be integrally inserted molding on the space portion 30 between the container (1) and the closing member (20).

1. Molding step (S1)

Molding step (S1) according to the present invention is mixed with 20 to 30 parts by weight of water with respect to 100 parts by weight of the mixture consisting of petalite, clay, after vacuum vacuuming, molding the container (1) and the finishing member (10) It is a process to do it. At this time, the mixture is mixed with 50 to 60 parts by weight of clay with respect to 100 parts by weight of petalite.

Petalite is a lithium-aluminum silicate mineral, a material having extremely low thermal expansion coefficient and excellent resistance to rapid thermal shock, wherein the petalite should be finely pulverized to about 320 mesh when used as a glaze. It may be pulverized in the range of 20-30mesh in the use of a baking container such as. However, since the solubility is lower than that of clay, the moldability decreases when the component content is increased by 50% or more with respect to 100 parts by weight of clay, and it is preferable to mix the ratio of petalite: clay = 1: 1.

Further, the drilling process is carried out in a vacuum state so that bubbles are not generated inside the mixture during the drilling of the petalite and clay, and the drilled mixture is introduced into a separate molding apparatus into the shape of the container 1 and the finishing member 20. Molded. Here, the container 1 includes not only the container body but also the container cover.

In addition, the bottom portion of the container 1 in the forming step (S1) is pressurized at a high pressure of 1 to 3 times compared to the portion except the bottom portion, the space portion 30 is molded on the bottom. Accordingly, the bottom part of the container 1 is molded to a high density compared to the parts except the bottom part, so that deformation is prevented even when an external force is applied to the bottom part of the container in the bonding step S2 and the piercing step S3 described later.

2. Bonding step (S2)

Bonding step (S2) according to the invention is inserted into the heating element (3) between the container 1 and the finishing member 10, 40 to 60 parts by weight of water with respect to 100 parts by weight of the mixture consisting of petalite, clay It is a process of apply | coating and adhering the mix | blended adhesive liquid 20.

At this time, the mixture is mixed with 50 to 60 parts by weight of clay with respect to 100 parts by weight of petalite. Petalite is finely pulverized to about 320mesh, and if the component content is increased by 50% or more with respect to 100 parts by weight of clay, the adhesion decreases, so it is preferable to mix the ratio of petalite: clay = 1: 1.

Then, the adhesive liquid is applied by spraying or applying by brush or roller, by dipping the container or finishing member into the storage tank in which the adhesive is stored, and the container and the finishing member attached by the adhesive liquid are seated on the transfer table. Pressing in the direction of gravity by the weight of the container or the closing member is in close contact.

3. Piercing step (S3)

Piercing step (S3) according to the invention is a step of forming an air hole 40 in communication with the heating element 3 on the finishing member 10 after drying the molding formed through the bonding step (S2).

The air holes 40 are pierced on the bottom surface of the finishing member 10 as shown in FIGS. 2 to 3, or a gap is formed at a boundary point attached to the container 1 so that air is circulated onto the space part 30. Is formed.

Accordingly, the phenomenon of cracking and deforming due to the expansion of the bottom of the container due to the internal pressure increase of the space part 30 is prevented during the process of baking the forming unit through the first baking step (S4) and the second baking step (S5). .

4. Roasting stage (S4)

In the first baking step (S4) according to the present invention is a step of inserting the molded article formed with the air hole 40 in a firing furnace, baking at 800 ~ 1000 ℃ in the firing furnace.

At this time, the molded product introduced into the first roasting step (S4) is naturally dried at room temperature before or after performing the bonding step (S2) or piercing step (S3), or contained in the adhesive liquid in a drying furnace set to 60 ~ 80 ℃ After the drying process until the water evaporates more than 90%, it is transported to the kiln to be first baked at 800 ~ 1000 ℃.

5. chaebol roasting step (S5)

The chaebol roasting step (S5) according to the present invention is a process of baking at 1200 ~ 1400 ℃ in a firing furnace after applying glaze to the first roasted molding.

The chaebol roasting step (S5) is put into the firing furnace in a state in which the glaze is evenly applied to the inside and outside of the molding to be chaebol roast at 1200 ~ 1400 ℃.

At this time, the glaze is introduced into the space portion 30 through the air hole 40 and solidified to support the heating element 3, thereby preventing damage and noise caused by the flow of the heating element 3 during use.

2 is a block diagram showing the microwave cooking container according to an embodiment of the present invention as a whole, Figure 3 is a block diagram showing the main portion of the microwave cooking container according to another embodiment of the present invention.

The microwave cooking container according to the present invention has a space part 30 formed between the container 1 and the finishing member 10, and the heating element 3 is inserted into the space part 30 so that the container 1 and It is formed by attaching the finishing member 10 integrally, the space portion 30 is formed to communicate with the outside through the air hole (40). The container 1 is formed of a ceramic (eg, petalite, clay, etc.) which is excellent in heat resistance and microwave resistance to microwaves, and as shown in FIG. 2, as an example, the bottom of the container body and the top of the cover The heating element 3 is inserted into the space part 30 in the space | interval.

That is, the heating element 3 is accommodated in the space 30, and the container 1 and the finishing member 10 are applied by applying an adhesive solution to the corresponding portion. Accordingly, since the heating element 3 is accommodated in the container 1 and integrally molded, damage due to the flow of the heating element 3 during use is prevented, and the container 1 is light in structure, and the handling and design change are easy. There is this.

Here, the heating element 3 is a conventional heating element that is heated by microwaves of the microwave, and is provided to directly heat the container 1 on the space part 30, so that thermal energy of the heating element 3 is transferred to the container 1. ), And heat is continuously dissipated from the heating element 3 for a long time, so that the cooked material accommodated in the container 1 is heated more quickly and for a long time.

In addition, the space portion 30 is formed to communicate with the outside of the container 1 through the air hole 40, the internal pressure of the space portion 30 during the process of manufacturing the container 1 as the air circulation passage is secured Cracking and expansion of the container 1 due to the rise are prevented.

At this time, the space portion 30 is formed with an inclined surface 34 on the side surface corresponding to the heating element (3). In FIG. 2, the recess 1 is recessed and formed on the container 1, but is not limited thereto and may be formed on the finishing member 10 as illustrated in FIG. 3.

Accordingly, when the space part 30 is formed on the finishing plate 2, the heating element 3 is pressed in the gravity direction, that is, on the space part 30, at its own weight, as shown in FIG. 3 of the heating element 3. Since the lower edge portion is fixed to the inclined surface 34, the flow space is secured due to thermal expansion during heating and there is an advantage that the flow during use is prevented.

On the other hand, the main body of the container (1) is formed in a thickness thinner than the edge portion in the center of the bottom layer. As a result, the container body is heated more quickly by the heating element 3, so that high temperature heat comparable to the temperature of the heating element 3 is directly transferred to the cooked material, thereby reducing cooking time, as well as cooking and steaming. Cooking, requiring hot, continuous heat sources, including hot water, rice, and stew, is an advantage.

In addition, the container body has an uneven portion formed in the inner peripheral surface of the space portion 30 corresponding to the upper surface of the heat generating body (3). The uneven parts are formed in protrusions, teeth, or waveforms, and thus the heat exchange efficiency with the heat generator 3 is improved as the heat contact area is increased with the heat generator 3.

Claims

A molding step (S1) of mixing the container 1 and the finishing member 10 after mixing 20-30 parts by weight of water with respect to 100 parts by weight of the mixture made of petalite and clay and vacuum-treating it;

Inserting the heating element (3) between the container (1) and the finishing member 10, by applying the adhesive liquid 20 blended with 40 to 60 parts by weight of water with respect to 100 parts by weight of the mixture consisting of petalite, clay Adhering step (S2) for adhering;

After drying the molding formed through the bonding step (S2), the piercing step (S3) to form an air hole 40 in communication with the heating element (3) on the finishing member (10);

A priming roasting step (S4) of inserting a molded article having the air hole 40 into a firing furnace and baking at 800 to 1000 ° C; And

Applying glaze to the first roasted molded product, the chaebol roasting step (S5) to bake at 1200 ~ 1400 ℃ in the kiln; manufacturing method for a microwave oven.
The method of claim 1,

Mixing in the forming step (S1) and the bonding step (S2) is a microwave oven cooking vessel manufacturing method, characterized in that 50 to 60 parts by weight of clay mixed with respect to 100 parts by weight of the petalite.
The method according to claim 1 or 2,

The bottom surface of the container 1 in the forming step (S1) is a microwave oven, characterized in that the bottom space portion 30 is molded by applying a pressure of 1 to 3 times the pressure applied to the portion except the bottom surface. Method of manufacturing a cooking vessel.
In the microwave cooking vessel manufactured by the manufacturing method of claim 1, a space portion 30 is formed between the container 1 and the finishing member 10, and the heating element 3 is disposed in the space portion 30. Inserted into the container (1) and the closing member 10 is formed integrally, the space portion 30 is a microwave cooking vessel, characterized in that formed to communicate with the outside through the air hole (40).
The method of claim 4, wherein

The space portion 30 is a microwave cooking vessel, characterized in that the inclined surface 34 is formed on the side surface corresponding to the heating element (3).