CN217524596U

CN217524596U - Graphite pan and cooking utensil that calorific loss is low

Info

Publication number: CN217524596U
Application number: CN202221359053.9U
Authority: CN
Inventors: 朱泽春; 刘朝登; 刘海亮; 王翔
Original assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Current assignee: Hangzhou Joyoung Household Electrical Appliances Co Ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-10-04
Anticipated expiration: 2032-05-30

Abstract

The application provides a graphite pan that calorific loss is low, include graphite base member and cover in the wear-resisting coating of graphite base member surface, be equipped with infrared barrier layer between graphite base member and the wear-resisting coating to absorb the infrared ray that produces when the graphite base member generates heat. This application is through being equipped with infrared barrier layer at graphite base member and covering between the wear-resistant coating of graphite base member surface to absorb the infrared ray that the graphite base member produced when generating heat, the separation infrared ray outwards disperses with the mode of heat radiation, has reduced the calorific loss of graphite pan, has promoted the heating efficiency of graphite pan, promotes the culinary art efficiency of food. The application also discloses a cooking appliance.

Description

Graphite pan and cooking utensil that calorific loss is low

Technical Field

The utility model relates to a kitchen utensil field, concretely relates to graphite pan and cooking utensil that calorific loss is low.

Background

The graphite pan can adopt electromagnetic heating, and electromagnetic heating can make the graphite pan wholly generate heat, because graphite has heat conduction and infrared radiation characteristic, when culinary art, can guarantee that food is evenly cooked by the heat altered from inside to outside, not only taste is pure, can also pin the original nutrient of food, shortens the culinary art cycle. Therefore, the graphite pot has wide application prospect in the field of cooking appliances. To current graphite pan, because graphite material has stronger infrared radiation effect, also can the infrared of external radiation when heating its inside edible material, lead to calorific loss, reduce the heating efficiency of graphite pan, lead to the culinary art efficiency of food to reduce.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a graphite pan and cooking utensil that heat loss is low for solve the heat loss of current graphite pan and lead to the technical problem that culinary art is inefficient.

In order to achieve the above object, this embodiment provides a graphite pan that heat loss is low, including graphite base member and the wear-resistant coating that covers at graphite base member surface, be equipped with infrared barrier layer between graphite base member and the wear-resistant coating to absorb the infrared ray that produces when the graphite base member generates heat.

Optionally, the infrared blocking layer has a thickness of 20-100 μm.

Optionally, the infrared blocking layer is a porous structure.

Optionally, the pores in the infrared blocking layer have a pore size of 8-10 μm.

Optionally, the infrared barrier layer is a polyimide coating, a polyester coating, a melamine coating, or a composite coating of polyimide and melamine.

Optionally, a bonding layer is arranged between the graphite substrate and the infrared barrier layer to improve the adhesion of the infrared barrier layer.

Optionally, the bonding layer is a PTFE coating or a PAI coating.

Optionally, the bonding layer has a thickness of 5-15 μm.

Optionally, the inner surface of the graphite substrate is covered with a non-stick coating, and an intermediate layer is arranged between the graphite substrate and the non-stick coating to improve the hardness and the adhesion of the non-stick coating.

The utility model also provides a cooking utensil, including foretell low heat loss's graphite pan.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this application is through being equipped with infrared barrier layer at graphite base member and covering between the wear-resistant coating of graphite base member surface to absorb the infrared ray that the graphite base member produced when generating heat, the separation infrared ray outwards disperses with the mode of heat radiation, has reduced the calorific loss of graphite pan, has promoted the heating efficiency of graphite pan, promotes the culinary art efficiency of food.

2. This application sets up to 20-100 mu m through the thickness of infrared barrier layer, has both guaranteed infrared barrier layer's hardness, can guarantee again to produce infrared effective separation when generating heat to graphite base member, has reduced the calorific loss of graphite pan, has promoted the heating efficiency of graphite pan, promotes the culinary art efficiency of food.

3. This application infrared barrier layer is porous structure, can reduce infrared barrier layer's coefficient of heat conductivity, plays the heat preservation effect to the graphite base member, further reduces the calorific loss of graphite pan, has promoted the heating efficiency of graphite pan, promotes the culinary art efficiency of food.

4. The aperture of the hole in the infrared blocking layer is 8-10 microns, so that the heat conductivity coefficient of the infrared blocking layer can be effectively reduced, and the heat preservation effect can be better achieved.

5. The infrared barrier layer is a polyimide coating, a polyester coating, a melamine coating or a composite coating of polyimide and melamine. Because the infrared radiation wavelength of the graphite material is mainly concentrated on the mid-infrared band, the infrared wavelength range which can be absorbed by the polyimide coating, the polyester coating, the melamine coating or the composite coating of the polyimide and the melamine is 5.5-6.6 mu m, the infrared ray generated when the graphite substrate generates heat can be effectively absorbed, the heat loss of the graphite pot is reduced, the heating efficiency of the graphite pot is improved, and the cooking efficiency of food is improved.

6. This application graphite base member and infrared barrier layer between be equipped with the anchor coat to improve infrared barrier layer's adhesive force, and then improve the quality and the life of graphite pan.

7. The utility model provides an internal surface of graphite base member covers has the non-stick coating, be equipped with the intermediate level between graphite base member and the non-stick coating to improve the hardness and the adhesive force of non-stick coating, further improve the quality and the life of graphite pan.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a schematic structural view of a graphite pot of the present invention;

FIG. 2 is a schematic structural view of an infrared blocking layer according to the present invention;

fig. 3 is a schematic structural view of the inner wall surface of the graphite pot of the present invention.

Description of the reference numerals:

100 graphite cookware; 1, a graphite matrix; 2 bonding layer; 3 infrared barrier layer, 31 pores; 4, wear-resistant coating; 5, non-stick coating; 6 intermediate layer, 61 wear-resistant layer, 62 transition layer.

Detailed Description

In order to more clearly explain the overall concept of the present invention, the following detailed description is given by way of example in conjunction with the accompanying drawings.

It should be noted that in the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus, the scope of the present invention is not limited by the specific embodiments disclosed below.

As shown in fig. 1, the utility model provides a graphite pan that calorific loss is low, include graphite base member 1 and cover in the wear-resistant coating 4 of graphite base member 1 surface, be equipped with infrared barrier layer 3 between graphite base member 1 and the wear-resistant coating 4 to absorb the infrared ray that produces when graphite base member 1 generates heat, the separation infrared ray outwards disperses with thermal radiation's mode, has reduced the calorific loss of graphite pan, has promoted the heating efficiency of graphite pan, promotes the culinary art efficiency of food.

In the embodiment, the thickness of the infrared blocking layer 3 is 20-100 μm, so that the hardness of the infrared blocking layer 3 is guaranteed, the effective blocking of infrared rays generated when the graphite substrate 1 generates heat can be guaranteed, the heat loss of a graphite pot is reduced, the heating efficiency of the graphite pot is improved, and the cooking efficiency of food is improved.

In the present embodiment, the infrared blocking layer 3 is a polyimide coating, a polyester coating, a melamine coating, or a composite coating of polyimide and melamine. Because the infrared radiation wavelength of the graphite material is mainly concentrated in the middle infrared band, the infrared wavelength range which can be absorbed by the polyimide coating, the polyester coating, the melamine coating or the composite coating of the polyimide and the melamine is 5.5-6.6 microns, the infrared ray generated when the graphite substrate 1 generates heat can be effectively absorbed, the heat loss of the graphite pot is reduced, the heating efficiency of the graphite pot is improved, and the cooking efficiency of food is improved.

Preferably, as shown in fig. 2, the infrared blocking layer 3 is of a porous structure, so that the heat conductivity coefficient of the infrared blocking layer 3 can be reduced, the heat preservation effect on the graphite substrate 1 is achieved, the heat loss of the graphite pot is further reduced, the heating efficiency of the graphite pot is improved, and the cooking efficiency of food is improved.

More preferably, the pore diameter of the pores 31 in the infrared barrier layer 3 is 8-10 μm, which can effectively reduce the thermal conductivity of the infrared barrier layer 3 to better perform the thermal insulation function.

In this embodiment, be equipped with anchor coat 2 between graphite base member 1 and the infrared barrier layer 3 to improve the adhesive force of infrared barrier layer 3, and then improve the quality and the life of graphite pan. Wherein the bonding layer 2 is a PTFE coating or a PAI coating, and the thickness is 5-15 μm.

In the embodiment, the wear-resistant coating 4 is a PTFE coating or an organic silicon coating, the thickness is 20-40 μm, the strength and the wear resistance of the wear-resistant coating 4 are improved, and the graphite cookware is convenient to clean.

In the present embodiment, as shown in fig. 3, the inner surface of the graphite substrate 1 is covered with a non-stick coating 5, and an intermediate layer 6 is disposed between the graphite substrate 1 and the non-stick coating 5, so as to improve the hardness and adhesion of the non-stick coating 5, and further improve the quality and service life of the graphite cookware.

In particular, the intermediate layer 6 comprises a wear-resistant layer 61 applied to the inner surface of the graphite base body 1 and a transition layer 62 provided between the wear-resistant layer 61 and the non-stick coating 5. Wherein, wearing layer 61 is the PEEK coating, and thickness is 15-30 μm, can effectively guarantee wearing layer 61's hardness and transition layer 62's adhesive force, improves the quality and the used life-span of graphite pan.

In the present embodiment, the transition layer 62 is a PTFE coating with a thickness of 10-20 μm.

In the present embodiment, the non-stick coating 5 is a PTFE coating or a PFA coating with a thickness of 20 to 40 μm.

In the present embodiment, the density of the graphite substrate 1 is more than 1.6g/cm ³ The graphite pot is beneficial to solving the problem of liquid adsorption in the spraying process, improving the appearance, the yield and the film forming quality of the graphite pot, and prolonging the service life of the graphite pot.

The utility model also provides a cooking utensil, including foretell low heat loss's graphite pan. Wherein the cooking utensil can be a rice cooker, an electric pressure cooker, an electric chafing dish and other kitchen cooking utensils.

The technical solution protected by the present invention is not limited to the above embodiments, and it should be noted that the technical solution of any one embodiment is combined with the technical solution of one or more other embodiments in the protection scope of the present invention. Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of this invention without departing from the spirit thereof.

Claims

1. The utility model provides a graphite pan that calorific loss is low, includes graphite base member and covers the wear-resisting coating in graphite base member surface, its characterized in that, be equipped with infrared barrier layer between graphite base member and the wear-resisting coating to absorb the infrared ray that produces when the graphite base member generates heat.

2. The graphite cookware with low heat loss according to claim 1, wherein the infrared barrier layer has a thickness of 20-100 μm.

3. The graphite cookware with low heat loss according to claim 1, wherein said infrared barrier layer is porous.

4. The graphite cookware with low heat loss as claimed in claim 3, wherein the pores in said infrared barrier layer have a diameter of 8-10 μm.

5. The graphite cookware with low heat loss according to claim 1 wherein said infrared barrier layer is a polyimide coating, a polyester coating, a melamine coating or a composite coating of polyimide and melamine.

6. The graphite cookware with low heat loss as claimed in claim 1, wherein a bonding layer is provided between the graphite substrate and the infrared barrier layer to improve the adhesion of the infrared barrier layer.

7. The graphite cookware with low heat loss as claimed in claim 6, wherein said bonding layer is PTFE coating or PAI coating.

8. The graphite cookware with low heat loss according to claim 6, wherein the thickness of said bonding layer is 5-15 μm.

9. The graphite cookware with low heat loss as claimed in claim 1, wherein the inner surface of the graphite substrate is covered with a non-stick coating, and an intermediate layer is arranged between the graphite substrate and the non-stick coating to improve the hardness and adhesion of the non-stick coating.

10. A cooking appliance comprising the low heat loss graphite cookware of any of claims 1 to 9.