JP3084759U - Cooking pot - Google Patents

Abstract

(57) [Problem] To provide a cooking pot that can be used as a normal pot at the time of heating cooking, and that is also used for heat retention cooking by combining an inner pot and an outer pot. SOLUTION: An inner pot 1 and an outer pot 2 which are provided with handles 7, 8 and which can be used as pots during normal heating and cooking are provided. By combining the inner pan 1 inside the outer pan 2, the engaging step 4 of the inner pan 1 comes into close contact with the mounting step 3 of the outer pan 2, and the inner pan 1 and the outer pan 2
And the closed space S1 is formed between
The closed space S2 is formed between the glass lid 12 and the outer lid 13 by covering the opening of the glass lid 12 and the inner pan 1 with the outer lid 13.
As a result, the closed space S1, in which the inner pot 1 becomes an insulating air layer,
Surrounded by S2, the object to be cooked in the inner pot 1 is kept warm without dissipating the amount of heat accumulated during heating and cooking.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 TECHNICAL FIELD The present invention relates to a cooking pot capable of keeping an object to be heated warm after being cooked in a pot.

[0002]

[Prior art]

 Conventionally, various kinds of cooking pots of this type have been proposed, and for example, a cooking pot disclosed in Japanese Utility Model Publication No. 5-34599 is known. This cooking pot has a hollow double-walled structure consisting of an inner container and an outer container on the side wall of the pot body, and also has an inner lid and an outer lid, and an insulating air layer is provided between the inner lid and the outer lid. A closed space is formed. The cooking vessel has a double-walled hollow structure on the side wall of the pot body. After the pot body is heated to boil the cooked food and the fire is stopped, the space between the inner container and the outer container can be maintained. Dissipation of heat to the outside is suppressed by the heat-insulating air layer formed in the container, and the object to be cooked can be kept warm by the inner container.

[0003] As described above, this cooking pot has a side wall of the pot body having a hollow double-walled structure, thereby suppressing heat dissipation even after the fire is stopped, and performing heat-retention cooking. It is somewhat unsuitable for use in normal cooking other than warm cooking.

[0004] The present invention is intended to solve such a problem, and an object of the present invention is to provide a cooking pot that can be used for ordinary cooking such as boiling, and can also be kept warm.

[0005]

[Means for Solving the Problems]

 The cooking pot according to claim 1 of the present invention includes an inner pot and an outer pot each having a pair of left and right handles, and the outer pot is formed to be larger in diameter and deeper than the inner pot. A closed space is formed between the outer pot and the inner pot by housing the inner pot and stacking the outer pot and the inner pot vertically.

[0006] In the cooking pot of claim 1, the inner pot and the outer pot can be used alone as a pot, and by combining the inner pot and the outer pot, the inner pot and the outer pot can be placed between the inner pot and the outer pot. An enclosed space is formed, and the air inside the enclosed space is shut off, so that an insulated air layer is formed around the inner pot. As a result, although a certain amount of heat escapes to the outside via the outer pan, most of the heat accumulated during the heating cooking is not dissipated, and the object to be cooked in the inner pan is kept warm.

A cooking pot according to a second aspect of the present invention is the cooking pot according to the first aspect, wherein a mounting step portion that protrudes in an outer peripheral direction is formed at a periphery of an opening of the outer pan, At the periphery of the opening of the pot, an engaging step to be placed on the placing section is formed, and the engaging step of the inner pot is brought into close contact with the placing step of the outer pot, and the outer periphery of the inner pot is formed. And the closed space is formed so as to surround the bottom portion.

[0008] The cooking pot according to the second aspect is configured such that the inner pan is incorporated into the outer pan such that the engaging step of the inner pan is placed on the mounting step of the outer pan. The step part is in close contact with the inner pan and the outer pan, forming a closed space that becomes an insulating air layer.

The cooking pot according to claim 3 of the present invention is the cooking pot according to claim 1 or 2, further comprising an outer lid and an inner lid that can be attached to the outer pan and the inner pan. When the inner pan is housed inside the outer pan, an outer lid and an inner lid are attached to the inner pan, and a closed space is formed between the outer lid and the inner lid.

According to the third aspect of the present invention, a closed space serving as an adiabatic air layer is formed also in the upper part of the inner pot, and a greater heat retaining effect can be obtained.

[0011] A cooking pot according to a fourth aspect of the present invention is the cooking pot according to the third aspect, wherein a glass lid is used as the inner lid.

According to the configuration of claim 4, even if the outer lid is removed, the object to be cooked in the inner pan can be confirmed from the glass lid.

According to a fifth aspect of the present invention, there is provided the cooking pot according to any one of the first to fourth aspects, wherein the outer pot and the inner pot are formed of stainless steel. Aluminum is overlapped on the bottom outer surface of the outer pan and inner pan, and the aluminum is covered with magnetic stainless steel to form a three-layer structure at the bottom of the outer pan and inner pan.

According to the configuration of claim 5, it is possible to perform cooking by various electric heat sources such as an electromagnetic cooker, a halogen cooker, and a sheath heater in addition to the gas stove during cooking.

[0015]

[Embodiment of the invention]

 Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. 1 to 4 show an embodiment of the present invention, in which 1 is an inner pot, 2 is an outer pot, and the inner pot 1 and the outer pot 2 are made of stainless steel having excellent heat conductivity. Is formed by The inner pan 1 is a bottomed pan having a cylindrical shape and has an inner diameter D1. Like the inner pan 1, the outer pan 2 is also a bottomed pan having a cylindrical shape. The outer pan 2 has an inner diameter D2 larger than the inner diameter D1 of the inner pan 1, and the outer pan 2 is deeper than the inner pan 1. Is formed. A mounting step 3 protruding in the outer peripheral direction is formed at the periphery of the opening of the outer pan 2, while the opening edge of the inner pan 1 is engaged with the placing step 3 on the step 3. A joint portion 4 is formed, and a peripheral wall portion 5 extending from the engaging step portion 4 to the opening of the inner pot 1 is formed to rise vertically. Then, by placing the engaging step 4 of the inner pan 1 on the placing step 3 of the outer pan 2, the placing step 3 and the engaging step 4 come into close contact with each other, and the inner pan 1 A closed space S1 is formed between the inner pan 1 and the outer pan 2 and the bottom of the inner pan 1 and the outer pan 2. In addition, flanges 1A and 2A that are curled outward are formed on the periphery of the opening of the inner pan 1 and the outer pan 2.

A pair of left and right handles 7, 8 are fixed to the inner pan 1 and the outer pan 2, respectively. The handle 8 of the outer pan 2 is fixed to a lower portion of the step 3, and the handle 7 of the inner pan 1 is fixed. Is fixed to the peripheral wall 5. Thereby, when the inner pan 1 is accommodated inside the outer pan 2, the handle 7 of the inner pan 1 is located above the periphery of the opening of the inner pan 1, and the outer pan 2 and the inner pan 1 are vertically stacked. In this state, the handles 7, 8 of the pans 1, 2 are arranged in parallel with each other.

The bottom portions of the inner pan 1 and the outer pan 2 have a three-layer structure. That is, as shown in FIG. 1, aluminums 10, 10 which are thicker than the inner pan 1 and the outer pan 2 are joined to the bottom outer surfaces of the inner pan 1 and the outer pan 2, respectively. Magnetic stainless steels 11 and 11 are formed so as to cover 10.

The inner pan 1 and the outer pan 2 are provided with a glass lid 12 and an outer lid 13 as inner lids for sealing them. The glass lid 12 has a metal edge 15 attached to the outer peripheral edge of the transparent glass 14 and a handle 16 at the top. On the other hand, the outer lid 13 is made of stainless steel of the same material as the inner pan 1 and the outer pan 2, and a knob 18 made of synthetic resin is fixed to the top. The outer lid 13 is formed in a curved dome shape, forms a horizontal flange portion 19 from the lower peripheral edge toward the inside, and fits from the peripheral edge of the flange portion 19 to the inner peripheral surface of the opening of the inner pot 1. A cylindrical portion 20 to be inserted is vertically provided integrally downward. The glass lid 12 is placed on the engaging step 4 of the inner pan 1 in a state where the inner pan 1 and the outer pan 2 are vertically overlapped, and the outer lid 13 is a tube vertically suspended from the flange 19. The part 20 is fitted into the inner peripheral surface of the opening of the inner pot 1. That is, both the glass lid 12 and the outer lid 13 are mounted on the inner pot 1. At this time, a closed space S2 is formed between the glass lid 12 and the outer lid 13.

The operation and effect of the present embodiment configured as described above will be described. The inner pan 1 and the outer pan 2 are provided with handles 7, 8 and the glass lid 12 and the outer lid 13, respectively, so that the inner pan 1 and the outer pan 2 can be used alone as pans. Thus, when cooking with the inner pan 1 or the outer pan 2, any of the glass lid 12 and the outer lid 13 can be attached to the inner pan 1 or the outer pan 2. That is, both the glass lid 12 and the outer lid 13 can be mounted on the inner pan 1, and similarly, the glass lid 12 and the outer lid 13 can be mounted on the outer pan 2. Aluminum 10 and 10 and magnetic stainless steel 11 and 11 which cover the aluminum 10 and 10 are formed at the bottom of the inner pan 1 and the outer pan 2, respectively. It can be controlled with various electric heat sources such as a sheath heater. Therefore, ordinary cooking such as boiling, cooking and steaming with the inner pot 1 and the outer pot 2 is possible.

Further, it is also possible to heat-cook a dish cooked in the inner pot 1 using the outer pot 2. That is, the ingredients are put into the inner pot 1, and cooked by any one of a gas stove, an electromagnetic cooker, a halogen cooker, and a sheath heater to boil the object to be cooked. Thereafter, the inner pan 1 is removed from the fire, the inner pan 1 is housed inside the outer pan 2, and the engaging step 4 of the inner pan 1 is placed on the placing step 3 of the outer pan 2. By tightly contacting the placing step 3 and the engaging step 4, a closed space S1 is formed between the inner pot 1 and the outer pot 2. In the case of heating and cooking, as shown in FIG. 2, a glass lid 12 is placed on the engaging step 4 of the inner pot 1 to seal the inner pot 1, and an outer lid 13 is attached to the opening of the inner pot 1. Cover and seal the inner pan 1. As a result, a closed space S2 is formed between the glass lid 12 and the outer lid 13. Therefore, the periphery of the inner pan 1 mounted inside the outer pan 2 is surrounded by the closed spaces S1 and S2, and the air in the closed spaces S1 and S2 is shut off to form a heat insulating air layer. Thereby, although a certain amount of heat escapes to the outside via the outer pan 2, most of the heat accumulated during the heating and cooking is not dissipated, and the object to be cooked in the inner pan 1 is kept warm. In addition, since the glass lid 12 is used as the inner lid, when the outer lid 13 is removed, the food to be cooked in the inner pot 1 can be checked even when the glass lid 12 is closed.

As described above, after cooking in the inner pot 1, the heat can be stored in the outer pot 2 to keep it warm, so that the boiling duration is almost the same as in a normal cooking method. Because the scent of the dish does not escape to the outside together with the steam, the flavor is improved. In addition, boiling can be minimized so that boiling does not occur, and clear soup can be made because there is no meat or bone cracking.

Further, when rice is cooked, since the heat is hardly dissipated to the outside, the internal temperature becomes uniform, and even a small amount of delicious rice can be cooked.

As described above, according to the present embodiment, the inner pan 1 and the outer pan 2 are provided with the handles 7, 8 and the glass lid 12 and the outer lid 13, respectively. It can be used as a pan and can be used for normal cooking. Furthermore, by using the inner pan 1 and the outer pan 2 in combination, a closed space S1 serving as an insulating air layer between the inner pan 1 and the outer pan 2, and a closed space between the glass lid 12 and the outer lid 13 are provided. S2 is formed respectively, and it is possible to cook with heat retention without dissipating most of the amount of heat accumulated during heating and cooking. As described above, in this embodiment, two types of pots, the inner pot 1 and the outer pot 2, are provided, and the inner pot 1 and the outer pot 2 can be cooked independently, respectively. Combined, it becomes possible to keep warm. As a result, the variety of dishes will be widened and the cooking pot will have other functions. When not in use, the inner pan 1 and the outer pan 2 can be vertically overlapped.

In addition, by using the glass lid 12 as the inner lid, when the outer lid 13 is removed, the food in the inner pan 1 can be checked.

Although the embodiments of the present invention have been described in detail above, the present invention is not limited to the above embodiments, and various modifications can be made within the scope of the present invention. For example, the shapes and materials of the inner pot and the outer pot or the shape of the handle may be appropriately selected.

[0026]

[Effect of the invention]

 According to the cooking pot of claim 1 of the present invention, an inner pot and an outer pot each having a pair of left and right handles are provided, and the outer pot is formed larger in diameter and deeper than the inner pot, and A closed space is formed between the outer pan and the inner pan by storing the inner pan inside the pan and stacking the outer pan and the inner pan vertically. If the inner pan is housed inside the outer pan, most of the heat accumulated during cooking is not dissipated, and the food in the inner pan can be kept warm. There is a wide variety of cooking options, and it becomes a cooking pot with other functions. Also, when not in use, the inner pot and the outer pot can be stacked up and down compactly.

According to the cooking pot of the second aspect of the present invention, in the cooking pot of the first aspect, a mounting step portion that protrudes in an outer peripheral direction is formed on a periphery of an opening of the outer pan, At the periphery of the opening of the inner pan, an engaging step to be placed on the step section is formed, and the engaging step of the inner pot is brought into close contact with the placing step of the outer pan to form the inner pot. Since the closed space is formed so as to surround the outer periphery and the bottom of the pan, the engaging step of the inner pan is placed on the placing step of the outer pan to engage with the placing step. A sealed space is formed between the inner pot and the outer pot by closely adhering to the step, and this sealed space becomes an insulating air layer, and heat-cooks the food in the inner pot without dissipating heat. be able to.

According to the cooking pot of claim 3 of the present invention, in the cooking pot of claim 1 or 2, the outer lid and the inner lid attachable to the outer pan and the inner pan are provided. When the inner pan is housed inside the outer pan, the inner pan is fitted with an outer lid and an inner lid, and a closed space is formed between the outer lid and the inner lid. In addition to the surrounding area, a closed space that serves as a heat insulating layer is also formed at the top of the inner pan, and a greater thermal insulation effect can be obtained.

According to the cooking pot of the fourth aspect of the present invention, in the cooking pot of the third aspect, since the glass lid is used as the inner lid, the glass lid can be removed even if the outer lid is removed. Can check the food to be cooked in the inner pan.

[0030] According to the cooking pot of claim 5 of the present invention, in the cooking pot of any one of claims 1 to 4, the outer pot and the inner pot are formed of stainless steel. At the same time, aluminum was superimposed on the outer surface of the bottom of the outer pan and the inner pan, and the aluminum was covered with magnetic stainless steel to form a three-layer structure at the bottom of the outer pan and the inner pan. At this time, cooking can be performed not only with a gas stove but also with various electric heat sources such as an electromagnetic cooker, a halogen cooker, and a sheath heater.

[Brief description of the drawings]

FIG. 1 is a sectional view showing an embodiment of the present invention.

FIG. 2 is an enlarged sectional view of the cooking pot;

FIG. 3 is a perspective view of the cooking pot;

FIG. 4 is a front view of the cooking pot;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Inner pan 2 Outer pan 3 Placement step part 4 Engagement step part 7,8 Handle 12 Glass lid (inner lid) 13 Outer lid S1, S2 Sealed space

Claims (5)

[Utility model registration claims] 1. An inner pan having a pair of left and right handles and an outer pan, wherein the outer pan is formed larger in diameter and deeper than the inner pan, and the inner pan is accommodated in the outer pan. A cooking pot characterized in that a closed space is formed between the outer pot and the inner pot by vertically stacking the outer pot and the inner pot. 2. A mounting step which protrudes in the outer peripheral direction at the periphery of the opening of the outer pan, and an engaging step to be mounted on the step is formed at the periphery of the opening of the inner pan. The said closed space was formed so that it may form, and the engaging step part of the said inner pan may be stuck to the mounting step part of the said outer pan, and may surround the outer periphery and bottom part of the said inner pan. Cooking pot. 3. An outer pan and an inner lid which can be attached to the outer pan and the inner pan, and when the inner pan is housed inside the outer pan, the outer pan and the inner lid are attached to the inner pan. 3. The cooking pot according to claim 1, wherein a closed space is formed between the outer lid and the inner lid. 4. The cooking pot according to claim 3, wherein a glass lid is used as the inner lid. 5. The outer pan and the inner pan are formed of stainless steel, and aluminum is overlapped on the bottom outer surface of the outer pan and the inner pan, and the aluminum is covered with magnetic stainless steel to form the outer pan and the inner pan. The cooking pot according to any one of claims 1 to 4, wherein the bottom of the inner pot has a three-layer structure.