KR20220147305A - Cookware - Google Patents

Abstract

The present invention relates to a cookware. More particularly, in manufacturing a cookware, an incombustible heat-dissipating nonwoven fabric has a double structure of upper and lower plates and is installed between the upper and lower plates. The heat from the lower plate is not transferred directly to the upper plate but through the heat-dissipating nonwoven fabric. The burning of a cooking object placed on the upper plate is prevented. The cooking object can be more easily cooked by using convective heat through a space between the upper and lower plates.

Description

Cookware {Cookware}

The present invention relates to a cooking utensil that has a double structure of upper and lower plates and has a form in which a heat dissipation nonwoven fabric is installed therebetween.

In general, appliances for cooking food, that is, appliances for cooking food such as grilled meat or fish or stews (hotpot), are provided in a relatively flat, low-top pan type in which food is thinly spread to achieve cooking in the shortest possible time.

Various types of pan-type cookware have been developed and used up to now. For example, pan-type cookware is made of cast iron or aluminum as a material or a metal plate is made into a pot with a relatively low head through a drawing process of a press. manufactured and used.

Such a fan-type cookware achieves desired cooking while directly heating the combustion heat to the bottom surface of the cookware. It is not uniform, and thus, it causes problems such as burning of cooked food or generation of smoke due to partial intensive heating. In addition, the cookability of the food is deteriorated, such as not being able to brew the original taste of the food due to the burnout of the food.

Accordingly, food is overcooked and burned in the bottom portion and the side plate of the cooking utensil that are directly heated by the fire, and the food in the portion not directly heated by the fire is not cooked.

Republic of Korea Patent Publication No. 10-0610323 (registered on Aug. 1, 2006)

The present invention has been devised to solve the above problems, and an object of the present invention is to have a dual structure in which the upper and lower plates are spaced apart from each other, and by installing a heat dissipation nonwoven fabric between the upper and lower plates, The heated heat is not directly transferred to the upper plate, but is transferred to the upper plate through the heat-dissipating nonwoven fabric, so that the cooking object located on the upper plate does not burn. An object of the present invention is to provide a cooking appliance having a structure that can be used for cooking food.

Other objects and advantages of the present invention will be set forth below and will be learned by way of example of the present invention. Further, the objects and advantages of the present invention may be realized by means and combinations indicated in the claims.

The present invention is a means for solving the above problems,

A first main plate 11 in which each of the depressions 13 recessed into the bottom surface and the projections 14 protruding upwards are continuously formed alternately in a ring shape that gradually increases in diameter from the center toward the outside; a lower plate 10 composed of a first side plate 12 bent upward from the edge of the first main plate 11;

It has the same shape as the first main plate 11 and is integrally contacted with the upper surface of the first main plate 11, so that the lower plate 10 serves as a heat transfer with the lower plate 10 when heated. heat dissipation nonwoven fabric (20);

It is installed on the upper surface of the heat dissipation nonwoven fabric 20, and is in close contact with the heat dissipation nonwoven fabric 20 on the protrusion 14 side of the lower plate 10 to form a heating surface 21, and a depression 13 of the lower plate 10 ) side heat dissipation non-woven fabric 20 is spaced apart to form an air layer 22 filled with air, and a second main plate 31 on which the cooking object F is placed on the upper surface, and the second main plate 31 ) is bent upward from the edge and connected to the end of the first side plate 12 , and a spaced space 40 is formed between the first side plate 12 and the spaced space 40 within the a top plate 30 composed of a second side plate 32 on which convection heat is formed; characterized in that it consists of

As described above, the present invention has an effect that food does not burn.

In addition, the present invention provides a cooking utensil with a double structure, by installing a heat dissipation nonwoven fabric between the upper and lower plates having a double structure, so that the hot heat of the lower plate is transmitted through the heat dissipation nonwoven fabric instead of being directly transmitted to the upper plate. , it has an effect of preventing the food placed on the top plate from being burned.

In addition, the present invention has the effect of effectively cooking food through the convection heat through the space between the upper and lower plates.

1 is a view of an embodiment showing a first embodiment of a cooking appliance according to the present invention.
FIG. 2 is a view of an embodiment showing an air layer by enlarging part 'A' of FIG. 1;
3 is a view of an embodiment showing another embodiment of the nonwoven fabric according to the present invention.
4 is a view of an embodiment showing a pressure discharge unit according to the present invention.
5 and 6 are views of an embodiment showing a protrusion according to the present invention.
7 is a view of an embodiment showing a second embodiment of the cooker according to the present invention.

Before describing various embodiments of the present invention in detail, it will be understood that the application is not limited to the details of the construction and arrangement of components described in the following detailed description or shown in the drawings. The invention is capable of being embodied and practiced in other embodiments and of being carried out in various ways. Also, device or element orientation (eg "front", "back", "up", "down", "top", "bottom") The expressions and predicates used herein with respect to terms such as ", "left", "right", "lateral", etc. are used merely to simplify the description of the invention, and the associated apparatus Or it will be appreciated that it does not simply indicate or imply that an element must have a particular orientation. Also, terms such as “first” and “second” are used in this application and the appended claims for the purpose of description and are not intended to indicate or imply relative importance or spirit.

In order to achieve the above object, the present invention has the following features.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. Prior to this, the terms or words used in the present specification and claims should not be construed as being limited to conventional or dictionary meanings, and the inventor should properly understand the concept of the term in order to best describe his invention. Based on the principle that it can be defined, it should be interpreted as meaning and concept consistent with the technical idea of the present invention.

Therefore, the configuration shown in the embodiments and drawings described in the present specification is merely the most preferred embodiment of the present invention and does not represent all of the technical spirit of the present invention, so at the time of the present application, various It should be understood that there may be equivalents and variations.

As a first example for this,

A first main plate 11 in which each of the depressions 13 recessed into the bottom surface and the projections 14 protruding upwards are continuously formed alternately in a ring shape that gradually increases in diameter from the center toward the outside; a lower plate 10 composed of a first side plate 12 bent upward from the edge of the first main plate 11;

It has the same shape as the first main plate 11 and is integrally contacted with the upper surface of the first main plate 11, so that the lower plate 10 serves as a heat transfer with the lower plate 10 when heated. heat dissipation nonwoven fabric (20);

It is installed on the upper surface of the heat dissipation nonwoven fabric 20, and is in close contact with the heat dissipation nonwoven fabric 20 on the protrusion 14 side of the lower plate 10 to form a heating surface 21, and a depression 13 of the lower plate 10 ) side heat dissipation non-woven fabric 20 is spaced apart to form an air layer 22 filled with air, and a second main plate 31 on which the cooking object F is placed on the upper surface, and the second main plate 31 ) is bent upward from the edge and connected to the end of the first side plate 12 , and a spaced space 40 is formed between the first side plate 12 and the spaced space 40 within the a top plate 30 composed of a second side plate 32 on which convection heat is formed; characterized in that it consists of

In a second embodiment,

A first main plate 11 in which each of the depressions 13 recessed into the bottom surface and the projections 14 protruding upwards are continuously formed alternately in the form of a ring that gradually increases in diameter from the center to the outside; a lower plate (10) comprising a first side plate (12) bent upward from the edge of the first main plate (11);

It is horizontally installed on the upper surface of the first main plate 11 in a flat plate shape, and is formed in contact with the protrusion 14 of the upper surface of the first main plate 11, so that the lower plate 10 is heated together with the lower plate 10 when heated. Non-combustible heat-dissipating non-woven fabric 20 that serves to transfer heat;

It is installed so that the entire bottom surface is in close contact with the upper portion of the heat dissipation nonwoven fabric 20, and the heating surface 21 is formed in the portion of the protrusion 14 in close contact with the heat dissipation nonwoven fabric 20 interposed therebetween, and heat dissipation attached to the bottom surface A second main plate ( 31) and the second main plate 31 is bent upward from the rim and is connected to the end of the first side plate 12, and a space 40 is formed between the first side plate 12 and the first side plate 12. By forming a top plate 30 consisting of a second side plate 32 in which the convection heat is formed in the separation space 40; characterized in that it consists of

Hereinafter, a cooking appliance according to a preferred embodiment of the present invention will be described in detail with reference to FIGS. 1 to 7 .

The cooking appliance of the present invention includes a lower plate 10 , a heat dissipation nonwoven fabric 20 , an upper plate 30 , a protrusion 50 , and a pressure discharge part 60 .

The lower plate 10 is composed of a first main plate 11 that is parallel to the ground, and a first side plate 12 extending from the edge of the first main plate 11 toward the upper part at a predetermined angle.

The first main plate 11 is formed so that the recessed part 13 recessed into the bottom surface and the protruding part 14 protruding upward are alternately formed in a ring shape with a gradually increasing diameter from the center to the outside. do.

Of course, if the depressions 13 and the protrusions 14 are continuously formed, various methods and structures according to the user's embodiment, such as allowing the grooves and protrusions to be continuously formed in a lattice form in addition to the ring shape, are provided. It can be changed to , but in one embodiment

The first main plate 11 has a first shape in which the depressions 13 are formed in a plurality of rings spaced apart from each other, or a first shape in which a plurality of straight lines intersect ('+', 'x', etc.) The second shape or the third shape formed by combining the first and second shapes is recessed in the bottom surface, and it is possible to increase the heat transfer area and prevent slipping.

The first side plate 12 is bent upward from the rim of the first main plate 11 and extended to have a pot-like shape. It may be further formed on the outer periphery.

The heat dissipation nonwoven fabric 20 is made of a non-combustible material, is used in a thickness of 0.3 to 3 mm according to various embodiments of the user, and has the same shape as the first main plate 11 of the lower plate 10 . As a circular plate, ring-shaped grooves or protrusions that gradually increase from the center toward the outside are formed at regular intervals, so that the depressions 13 that are depressed to the bottom and the projections 14 that protrude upward are alternately and continuously formed. to make it happen

That is, the heat dissipation nonwoven fabric 20 is mounted on the upper surface of the first main plate 11 while having the same shape as the first main plate 11 of the lower plate 10 and coupled thereto.

As such, the heat dissipation nonwoven fabric 20 is integrally contacted with the upper surface of the first main plate 11 and serves as a heat transfer function together with the lower plate 10 when the lower plate 10 is heated, and the bottom surface of the lower plate 10 is When directly heated through an external heating device, this heat is not directly transferred to the upper plate 30 to be described later, but is transferred to the upper plate 30 through the heat dissipation nonwoven fabric 20 . Accordingly, compared to the case where heat is directly transferred from the lower plate 10 to the upper plate 30 , the cooking object F mounted on the upper plate 30 is not easily burned.

The top plate 30 includes a second main plate 31 without the above-described flat plate-shaped pattern or shape, and a second side plate extending from the edge of the first main plate 11 toward the upper side at a predetermined angle ( 32) consists of The upper plate 30 is to form the cooking utensil of the present invention together with the lower plate 10 in a double structure.

The second main plate 31 is installed on the upper surface of the heat-dissipating non-woven fabric 20, and is in close contact with the heat-dissipating non-woven fabric 20 on the protrusion 14 side of the lower plate 10 to form a heating surface 21, and the lower plate An air layer 22 filled with air while being spaced apart from the heat dissipation nonwoven fabric 20 on the side of the recessed part 13 of (10) is formed, and the cooking object F is placed on the upper surface, and the second side is the The second main plate (31) is bent upward from the edge and is connected to the end of the first side plate (12), and a separation space (40) is formed between the first side plate (12) and spaced apart. Convection heat is formed in the space (40).

In addition, according to the user's embodiment, the above-described first main plate 11 has a circular arc cross-sectional shape in which the center is convex toward the top, and the second main plate 31 corresponds to the first main plate 11 . As much as possible, it is possible to have a circular arc cross-sectional shape in which the center is concave toward the bottom.

The protrusion 50 is formed on the first side plate 12 of the lower plate 10 described above, and around the outer periphery of the first side plate 12, a projection of a predetermined cross-sectional shape (ex: semicircle) By being in close contact with the outer periphery of the second side plate 32 in the spaced space 40 while being depressed toward the second side plate 32 in the form of a plurality, the spaced space 40 inside the first side plate ( 12) is to be composed of a plurality of open portions 51 through which convection heat is moved to the pressure discharge portion 60 formed in 12) and a plurality of closed portions 52 portions that prevent or block the movement of convection heat.

This protrusion 50 is, according to the user's embodiment, around the outer periphery of the first side plate 12, the second side plate 32 in the form of a 'C' (a form in which only one is opened in a ring shape). ), by being in close contact with the outer periphery of the second side plate 32 within the spaced space 40, the sealing part 52 that prevents or blocks the movement of convective heat in a 'C' shape While forming, it is also possible to form a part of the open portion 51 in which the convection heat is moved to the pressure discharge portion 60 formed in the first side plate 12 inside the separation space 40, which is a pressure discharge By forming this part only in one place, it is possible to shorten the heating and cooking time.

The pressure discharge unit 60 is formed on the first side plate 12, and when the pressure in the space 40 between the first and second side plates 12 and 32 is equal to or greater than the preset pressure, It is used to exhaust the air inside.

The pressure discharge unit 60 includes a discharge hole 61 drilled in the outer periphery of the first side plate 12 , a ball member 62 inserted into the discharge hole 61 , and the first side plate A holder 63 installed in a 'C' shape on the outside of the 12 and one end of the first side plate 12 are fastened to the ball member 62, and the other end is fastened to the holder 63. It is composed of an elastic member 64 compressed by the ball member 62 when the air in the separation space 40 is discharged.

In addition, in the case of the heat dissipation nonwoven fabric 20 of the present invention, it may have two embodiments according to the user's embodiment.

The first embodiment (FIG. 1), as described above, has the same shape as the first main plate 11 of the lower plate 10, and is integrally adhered to the upper side of the lower plate 10.

The second embodiment (FIG. 6), which is different from this, may be simply formed in a straight flat plate shape without any dents or protruding parts. In this case, if the first embodiment is to be in close contact with the upper surface of the lower plate 10 in the same shape, the second embodiment is to be in close contact with the lower surface of the upper plate 30 having a flat bottom surface integrally.

However, in both the first embodiment and the second embodiment, the heat dissipation nonwoven fabric 20 at the protrusion 14 formation site of the lower plate 10 has a structure in which the upper and lower plates 30 and 10 are in contact with the upper and lower surfaces at the same time. In this structure, in the first embodiment, the heat dissipation nonwoven fabric 20 is in close contact with the recessed portion 13 of the upper surface of the lower plate 10 while the heat dissipation nonwoven 20 is filled with air between the upper plate 30 to form an air layer 22 . On the other hand, in the second embodiment, the heat dissipation nonwoven fabric 20 is not in close contact with the recessed portion 13 of the upper surface of the lower plate 10, but is horizontally in close contact with the bottom surface of the upper plate 30, with the heat dissipation nonwoven fabric 20 and It will be in the form of forming an air layer 22 filled with air between the lower plate 10 .

In addition, in the case of the heat dissipation nonwoven fabric 20 , it is formed only in the size of the first main plate 11 , and is formed only on the upper surface of the first main plate 11 , and in the case of the first main plate 11 . It is formed in a larger size, and may be formed in any one of the second cases where it is formed up to the upper surface of the first main plate 11 and the first side plate 12 .

As described above, although the present invention has been described with reference to limited embodiments and drawings, the present invention is not limited thereto, and the technical spirit of the present invention and the following by those of ordinary skill in the art to which the present invention pertains. Of course, various modifications and changes are possible within the scope of equivalents of the claims to be described.

10: lower version 11: first main version
12: first side plate 13: depression
14: protrusion 20: heat dissipation non-woven fabric
21: heating surface 22: air layer
30: top plate 31: second main plate
32: second side plate 40: separation space
50: protrusion 51: open part
52: sealing part 60: pressure discharge part
61: discharge hole 62: ball member
63: cradle 64: elastic member
F: cooking object

Claims (7)

A first main plate 11 in which each of the depressions 13 recessed into the bottom surface and the projections 14 protruding upwards are continuously formed alternately in the form of a ring that gradually increases in diameter from the center to the outside; a lower plate (10) comprising a first side plate (12) bent upward from the edge of the first main plate (11);
It has the same shape as the first main plate 11 and is integrally contacted with the upper surface of the first main plate 11, so that the lower plate 10 serves as a heat transfer with the lower plate 10 when heated. heat dissipation nonwoven fabric (20);
It is installed on the upper surface of the heat dissipation nonwoven fabric 20, and is in close contact with the heat dissipation nonwoven fabric 20 on the protrusion 14 side of the lower plate 10 to form a heating surface 21, and a depression 13 of the lower plate 10 ) side heat dissipation non-woven fabric 20 is spaced apart to form an air layer 22 filled with air, and a second main plate 31 on which the cooking object F is placed on the upper surface, and the second main plate 31 ) is bent upward from the edge and connected to the end of the first side plate 12 , and a spaced space 40 is formed between the first side plate 12 and the spaced space 40 within the a top plate 30 composed of a second side plate 32 on which convection heat is formed;
Cooking utensil characterized in that it consists of.
A first main plate 11 in which each of the depressions 13 recessed into the bottom surface and the projections 14 protruding upwards are continuously formed alternately in a ring shape that gradually increases in diameter from the center toward the outside; a lower plate 10 composed of a first side plate 12 bent upward from the edge of the first main plate 11;
It is horizontally installed on the upper surface of the first main plate 11 in a flat plate shape, and is formed in contact with the protrusion 14 of the upper surface of the first main plate 11, so that the lower plate 10 is heated together with the lower plate 10 when heated. Non-combustible heat-dissipating non-woven fabric 20 that serves to transfer heat;
It is installed so that the entire bottom surface is in close contact with the upper portion of the heat dissipation nonwoven fabric 20, and the heating surface 21 is formed in the portion of the protrusion 14 in close contact with the heat dissipation nonwoven fabric 20 interposed therebetween, and heat dissipation attached to the bottom surface A second main plate ( 31) and the second main plate 31 is bent upward from the rim and is connected to the end of the first side plate 12, and a space 40 is formed between the first side plate 12 and the first side plate 12. By forming a top plate 30 consisting of a second side plate 32 in which the convection heat is formed in the separation space 40;
Cooking utensil characterized in that it consists of.
3. The method of claim 1 or 2,
The heat dissipation nonwoven fabric 20 is
In the first case formed only on the upper surface of the first main plate 11,
Cooking appliance, characterized in that formed in any one of the second case formed on the upper surface of the first main plate (11) and the first side plate (12).
3. The method of claim 1 or 2,
The first side plate 12 is
Around the outer periphery of the first side plate 12, a plurality of depressions toward the second side plate 32 in the form of projections of a predetermined cross-sectional shape, the second side plate 32 in the separation space 40 By being in close contact with the outer periphery of the spaced space 40, the inside of the spaced space 40 is formed in a plurality of places where the convection heat is moved to the pressure outlet 60 formed on the first side plate 12, and the convection heat A plurality of protrusions 50 to prevent or block movement of the sealing portion 52 is also formed in a plurality of places;
Cooking utensil, characterized in that formed.
3. The method of claim 1 or 2,
The first side plate 12 is
Around the outer periphery of the first side plate 12, a plurality of depressions toward the second side plate 32 in a 'C' shape, in the separation space 40, the outside of the second side plate 32 By being in close contact with the periphery, the pressure formed on the first side plate 12 of the convective heat inside the separation space 40 while forming a 'C'-shaped portion of the sealing part 52 that prevents or blocks the movement of convective heat. a protrusion 50 such that the part of the open part 51 moved to the discharge part 60 is formed in one part;
Cooking utensil, characterized in that formed.
3. The method of claim 1 or 2,
The first main plate 11 has a circular arc cross-sectional shape in which the center is convex toward the top, and the second main plate 31 is a circular arc in which the center is concave toward the bottom so as to correspond to the first main plate 11 . Cooking utensil, characterized in that it has a cross-sectional shape.
3. The method of claim 1 or 2,
The first side plate 12 is
When the pressure in the separation space 40 between the first and second side plates 12 and 32 is equal to or greater than a preset pressure, a pressure discharge unit 60 for discharging the internal air; More is provided,
The pressure discharge unit 60 is
Discharge hole 61 drilled in the outer periphery of the first side plate (12);
a ball member 62 inserted into the discharge hole 61;
a cradle 63 installed in a 'C' shape on the outside of the first side plate 12;
From the outside of the first side plate 12, one end is fastened to the ball member 62, and the other end is fastened to the cradle 63, and when the air in the separation space 40 is discharged, the ball member 62 The elastic member 64 compressed by the;
Cooking utensil, characterized in that consisting of.

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