CN211155156U - Cooking utensil and cooking utensil - Google Patents
Cooking utensil and cooking utensil Download PDFInfo
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- CN211155156U CN211155156U CN201922120803.1U CN201922120803U CN211155156U CN 211155156 U CN211155156 U CN 211155156U CN 201922120803 U CN201922120803 U CN 201922120803U CN 211155156 U CN211155156 U CN 211155156U
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Abstract
The utility model discloses a cooking utensil and cooking utensil. The cooker includes: a substrate; a coating disposed on the substrate; the transition layer, the transition layer sets up the substrate with between the coating, the transition layer includes first portion and second portion, first portion with second portion all includes barb type structure, just first portion with second portion passes through barb type structural connection. Therefore, the cooker has stronger bonding force between the base material and the coating, so that the cooker has good use effect and longer service life.
Description
Technical Field
The utility model relates to an electrical apparatus field of making specifically, relates to cooking utensil and cooking utensil.
Background
At present, a cooking pot usually adopts a structure of a composite plate and a non-stick coating, and the composite plate adopts a substrate with good heat conduction and magnetic conduction performance, so that the cooking pot not only has good heat conduction and magnetic conduction characteristics, but also has good non-stick performance.
However, the current cookware still needs to be improved.
SUMMERY OF THE UTILITY MODEL
The present invention is made based on the discovery and recognition by the inventors of the following facts and problems:
the current cooking pot still has the problem that life is short and the result of use is relatively poor. The inventor of the present invention has conducted extensive research and experiments to find that the bonding force between the metal layers of the composite plate and the bonding force between the composite plate and the non-stick coating layer are poor in the current cookware. Specifically, the composite sheet in present cooking pot adopts the mode of hot rolling to synthesize usually, above-mentioned synthetic mode leads to having relatively poor cohesion between the metal level in the synthetic composite sheet, phenomenon such as fracture appears because cold and hot impact easily in the use, and the non-stick coating adopts the mode of sandblast to realize its and the combination of composite sheet usually, in order to improve the cohesion between non-stick coating and the composite sheet, the rough surface that nevertheless the sandblast formed only plays the effect of increasing area of contact, promotion of cohesion between non-stick coating and the composite sheet is limited. Thereby lead to present cooking pot life shorter and the relatively poor problem of result of use.
The present invention aims to alleviate or solve at least one of the above mentioned problems to at least some extent.
In one aspect of the present invention, a cooking utensil is provided. The cooker includes: a substrate; a coating disposed on the substrate; the transition layer, the transition layer sets up the substrate with between the coating, the transition layer includes first portion and second portion, first portion with second portion all includes barb type structure, just first portion with second portion passes through barb type structural connection. Therefore, the cooker has stronger bonding force between the base material and the coating, so that the cooker has good use effect and longer service life.
Specifically, the coating comprises a metal coating and a resin coating, the metal coating is arranged on the base material, the resin coating is arranged on one side, away from the base material, of the metal coating, and the transition layer is arranged between the metal coating and the resin coating. Therefore, the metal coating and the resin coating in the cooker have stronger bonding force, the using effect of the cooker is further improved, and the service life of the cooker is prolonged.
Specifically, the metal coating comprises a plurality of sub-layers, and the transition layer is arranged between two adjacent sub-layers. Therefore, each sublayer in the metal coating has stronger bonding force, the using effect of the cooker is further improved, and the service life of the cooker is prolonged.
Specifically, the barb-type structures include a first structure extending in a first direction and a second structure extending in a second direction. Therefore, the barb type structure increases the contact area between the first portion and the second portion in the transition layer on one hand, and promotes the cohesion of the first portion and the second portion, and on the other hand has good mechanical meshing effect between the first portion and the second portion, and promotes the cohesion between the first portion and the second portion by a wide margin.
Specifically, the first portion and the second portion further include a saw-tooth type structure. Therefore, the contact area between the first portion and the second portion can be further increased, and the bonding force between the first portion and the second portion can be further improved.
Specifically, in the transition layer, the surface area of the barb-type structure accounts for more than 10% of the area of the junction surface of the first part and the second part. Therefore, a strong combining force between the first part and the second part can be ensured.
Specifically, the barb-type structures are formed by at least one of cold spraying, sand blasting, etching, knurling, rolling, and swaging. Thus, the barb type structure can be formed by a simple process to enhance the bonding force between the first portion and the second portion.
Specifically, the thickness of the transition layer is 30-200 μm. Thereby, a strong bonding force between the first portion and the second portion can be achieved, while preventing excessive stress and cost of the coating.
Specifically, the metal coating includes at least one of an aluminum coating, an aluminum alloy coating, a copper coating, and a copper alloy coating. Thereby, the cooker can be made to have good heat-conducting properties.
Specifically, the base material comprises an iron base material, an iron alloy base material, a nickel base material or a nickel alloy base material. Therefore, the cooker has good magnetic conductivity.
Specifically, the material constituting the resin coating layer includes a fluororesin, a silicone resin, or a fluorocarbon resin. Thereby, the cooker can be made to have good non-stick properties.
In another aspect of the present invention, the present invention provides a cooking device. According to an embodiment of the present invention, the cooking appliance comprises the aforementioned cooker, and thus, the cooking appliance has all the features and advantages of the aforementioned cooker, which will not be described herein again. Overall, the cooking utensil has good result of use and long life.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows a schematic structural view of a cooker according to an embodiment of the present invention;
fig. 2 shows a schematic structural view of a cooker according to another embodiment of the present invention;
fig. 3 shows a schematic structural view of a cooker according to another embodiment of the present invention;
figure 4 shows a schematic view of a barb-type structure according to an embodiment of the invention; and
fig. 5 shows a partial structural view of a cooker according to an embodiment of the present invention.
Description of reference numerals:
100: a substrate; 200: a metal coating; 210: a first sublayer; 220: a second sublayer; 300: a resin coating; 400: a transition layer; 500: coating; 10: a first part; 20: a second section; 11: a barb-type structure; 1: a first structure; 2: and a second structure.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In one aspect of the present invention, a cooking utensil is provided. According to an embodiment of the present invention, referring to fig. 1, the cooker includes: a substrate 100, a coating 500, and a transition layer 400. Wherein the coating 500 is disposed on the substrate 100, the transition layer 400 is disposed between the coating 500 and the substrate 100, the transition layer 400 includes a first portion 10 and a second portion 20, the first portion 10 and the second portion 20 both include barb-type structures 11, and the first portion 10 and the second portion 20 are connected by the barb-type structures 11. Therefore, the cooker has stronger bonding force between the base material and the coating, so that the cooker has good use effect and longer service life.
According to the embodiment of the present invention, the material of the first portion 10 in the transition layer 400 is the same as the material of the substrate 100, the material of the second portion 20 is the same as the material of the coating 500, specifically, the first portion 10 and the substrate 100 can be integrated into a whole, there is no distinct boundary between the first portion 10 and the substrate 100, the second portion 20 and the coating 500 can be integrated into a whole, there is no distinct boundary between the second portion 20 and the coating 500, that is, the substrate 100 and the coating 500 are in contact with each other through the first portion 10 and the second portion 20, and the first portion 10 and the second portion 20 both include the barb-type structure 11, and the second portion 20 and the first portion 10 are connected through the barb-type structure 11, so as to realize the firm bonding between the substrate 100 and the coating 500.
For convenience of understanding, the following detailed description is made of the respective structures of the cooker according to the embodiments of the present invention:
according to an embodiment of the present invention, there is a transition layer 400 between the substrate 100 and the coating 500, the transition layer 400 comprising a first portion 10 and a second portion 20, the first portion 10 and the second portion 20 each comprising a barb-type structure 11, the barb-type structure 11 comprising a first structure 1 extending in a first direction, and a second structure 2 extending in a second direction (as shown in fig. 4). Therefore, the barb type structure increases the contact area between the first portion and the second portion in the transition layer and improves the bonding force of the first portion and the second portion, and the barb type structure can enable the first portion and the second portion to be connected in a meshing mode, so that a good mechanical meshing effect is achieved between the first portion and the second portion, the bonding force between the first portion and the second portion is greatly improved, and the bonding force between the base material and the coating can be remarkably increased.
According to the utility model discloses an embodiment, first direction is the direction of the range upon range of setting of substrate 100 and coating 500, and second direction and first direction are non-parallel relation, from this, can make first structure and the second structure that extends along first direction and second direction respectively form barb type structure to promote the cohesion between first portion and the second portion by a wide margin. The angle between the first direction and the second direction is not particularly limited as long as the first direction and the second direction are in a non-parallel relationship, and the person skilled in the art can design the angle according to specific situations.
For further clear description of the barb type structure, the following description is made in terms of dimensions, and specifically, with reference to fig. 5, the barb type structure 11 has an inflection point a between a first structure and a second structure having an inflection point B in a second direction, the second structure having an inflection point C in a first direction, wherein the distances between the inflection points a and B from a side wall of the transition layer 400 (the side wall being a side wall extending from and close to the second structure) are d2 and d1, respectively, and d2 is greater than d1, and at the same time, the distances between the inflection points C and a from the plane of the base material 100 are d4 and d3, respectively, and d4 is greater than d3, whereby the barb type structure can be constructed.
According to an embodiment of the present invention, referring to fig. 2, the coating 500 may include a metal coating 200 and a resin coating 300, wherein the metal coating 200 is disposed on the substrate 100, the resin coating 300 is disposed on one side of the metal coating 200 away from the substrate 100, and a transition layer 400 is disposed between the metal coating 200 and the resin coating 300. Therefore, the metal coating and the resin coating in the cooker have stronger bonding force, the using effect of the cooker is further improved, and the service life of the cooker is prolonged.
According to the embodiment of the present invention, a transition layer is disposed between the substrate 100 and the coating 500, when the coating 500 includes the metal coating 200 and the resin coating 300, and the metal coating 200 is disposed near the substrate 100, that is, a transition layer is disposed between the metal coating 200 and the substrate 100, specifically, referring to fig. 2, a transition layer is disposed between the substrate 100 and the metal coating 200, and a transition layer is also disposed between the metal coating 200 and the resin coating 300.
And, the transition layer 400 between the substrate 100 and the metal coating 200 includes a first portion 10A and a second portion 20A, the material of the first portion 10A is the same as that of the substrate 100, and the material of the second portion 20A is the same as that of the metal coating 200, that is, the first portion 10A and the substrate 100 may be an integral structure, the second portion 20A and the metal coating 200 may be an integral structure, and there is no distinct boundary between the first portion 10A and the substrate 100, and there is no distinct boundary between the second portion 20A and the metal coating 200. The transition layer 400 between the metal coating 200 and the resin coating 300 includes a first portion 10B and a second portion 20B, the material of the first portion 10B is the same as that of the metal coating 200, and the material of the second portion 20B is the same as that of the resin coating 300, i.e., the first portion 10B and the metal coating 200 may be an integral structure, the second portion 20B and the resin coating 300 may be an integral structure, and there is no distinct boundary between the first portion 10B and the metal coating 200, and there is no distinct boundary between the second portion 20B and the resin coating 300. Thereby, a strong bond between the metal coating and the base material, and a strong bond between the metal coating and the resin coating can be achieved.
According to an embodiment of the present invention, the metal coating 200 may include a plurality of sub-layers, and a transition layer is disposed between two adjacent sub-layers. Therefore, each sublayer in the metal coating has stronger bonding force, the using effect of the cooker is further improved, and the service life of the cooker is prolonged. According to an embodiment of the present invention, referring to fig. 3, the metal coating 200 may include a first sub-layer 210 and a second sub-layer 220, and a transition layer 400 is disposed between the first sub-layer 210 and the second sub-layer 220.
According to the embodiment of the present invention, a transition layer is disposed between the substrate 100 and the metal coating 200, and a transition layer is also disposed between the metal coating 200 and the resin coating 300, when the metal coating 200 includes the first sub-layer 210 and the second sub-layer 220, and the first sub-layer 210 is disposed close to the substrate 100, that is, a transition layer is disposed between the first sub-layer 210 and the substrate 100, a transition layer is disposed between the first sub-layer 210 and the second sub-layer 220, and a transition layer is also disposed between the second sub-layer 220 and the resin coating 300.
Specifically, referring to fig. 3, the transition layer 400 between the first sub-layer 210 and the substrate 100 includes a first portion 10A and a second portion 20A, the material of the first portion 10A is the same as the material of the substrate 100, and the material of the second portion 20A is the same as the material of the first sub-layer 210, i.e., the first portion 10A and the substrate 100 may be of a unitary structure, the second portion 20A and the first sub-layer 210 may be of a unitary structure, and there is no distinct boundary between the first portion 10A and the substrate 100, and there is no distinct boundary between the second portion 20A and the first sub-layer 210.
The transition layer 400 between the first and second sub-layers 210 and 220 includes a first portion 10C and a second portion 20C, the first portion 10C being of the same material as the first sub-layer 210 and the second portion 20C being of the same material as the second sub-layer 220, i.e., the first portion 10C and the first sub-layer 210 may be of unitary construction, the second portion 20C and the second sub-layer 220 may be of unitary construction, and there is no distinct boundary between the first portion 10C and the first sub-layer 210 and no distinct boundary between the second portion 20C and the second sub-layer 220.
The transition layer 400 between the second sub-layer 220 and the resin coating 300 includes a first portion 10B and a second portion 20B, the first portion 10B is made of the same material as the second sub-layer 220, and the second portion 20B is made of the same material as the resin coating 300, i.e., the first portion 10B and the second sub-layer 220 may be of a unitary structure, the second portion 20B and the resin coating 300 may be of a unitary structure, and there is no distinct boundary between the first portion 10B and the second sub-layer 220, and there is no distinct boundary between the second portion 20B and the resin coating 300. Thereby, firm bonding between the substrate and the first sublayer, the first sublayer and the second sublayer, and the second sublayer and the resin coating layer can be achieved.
The technical personnel in the field can understand that, a plurality of sublayers in the metal coating are sublayers that are made of different materials, so that the problem of poor bonding force also exists between two adjacent sublayers.
The specific material for the metal coating is not particularly limited, and can be designed by those skilled in the art according to the actual application. For example, according to an embodiment of the present invention, the metal coating 200 may include at least one of an aluminum coating, an aluminum alloy coating, a copper coating, and a copper alloy coating. Thereby, the cooker can be made to have good heat-conducting properties. According to an embodiment of the present invention, the metal coating 200 may be an aluminum coating, and the cooker is a transition layer of a base material/base material and aluminum coating/aluminum coating and resin coating/resin coating structure. According to other embodiments of the present invention, the metal coating 200 includes a first sub-layer 210 and a second sub-layer 220, the first sub-layer 210 may be a copper coating, the second sub-layer 220 may be an aluminum coating, and the cookware is a structure of a transition layer/copper coating of a substrate/substrate and copper coating and a transition layer/aluminum coating of an aluminum coating and a transition layer/resin coating of a resin coating. Thereby, the heat conduction performance of the cooker can be further improved.
According to an embodiment of the present invention, referring to fig. 1 to 3, the first portion 10 and the second portion 20 in the transition layer 400 may further include a zigzag structure, and the first portion 10 and the second portion 20 are connected by a barb structure and a zigzag structure. Therefore, the contact area between the first portion and the second portion can be further increased, and the bonding force between the first portion and the second portion can be further improved.
According to an embodiment of the present invention, in the transition layer 400, the surface area of the barb-type structure 11 accounts for more than 10% of the area of the junction surface of the first portion 10 and the second portion 20. Therefore, a strong combining force between the first part and the second part can be ensured. According to a preferred embodiment of the present invention, the ratio of the surface area of the barb-type structure 11 to the surface area of the joint of the first portion 10 and the second portion 20 may be above 30%. Thereby, the bonding force between the first portion and the second portion can be significantly improved.
According to an embodiment of the present invention, the thickness of the transition layer may be 30-200 μm. The inventors have found that setting the thickness of the transition layer within the above range can, on the one hand, provide a strong bonding force between the first portion and the second portion, and on the other hand, prevent the problems of excessive coating stress and high cost caused by excessive thickness of the transition layer.
According to an embodiment of the present invention, the barb-type structure may be formed by at least one of cold spraying, sand blasting, etching, knurling, rolling, and forging. Thus, the barb type structure can be formed by a simple process to enhance the bonding force between the first portion and the second portion.
The specific material for the base material and the resin coating layer is also not particularly limited, and can be designed by those skilled in the art according to the actual application. For example, according to embodiments of the present invention, the substrate 100 may include an iron substrate, an iron alloy substrate, a nickel substrate, or a nickel alloy substrate. Therefore, the cooker has good magnetic conductivity. According to an embodiment of the present invention, the material constituting the resin coating 300 may be a low surface energy resin, and specifically, may include a fluorine resin, a silicon resin, or a fluorocarbon resin. Thereby, the cooker can be made to have good non-stick properties.
The number of layers of the resin coating layer is not particularly limited, and those skilled in the art can design it according to the actual performance requirements of the cooker. For example, according to an embodiment of the present invention, the resin coating layer 300 may be one layer or more than one layer, specifically, may be two layers or three layers, and thus, the non-stick property of the cooker may be further improved. As will be understood by those skilled in the art, there is no problem of poor bonding force between different materials of the resin coating layers, and thus, the plurality of resin coating layers may be disposed in direct contact with each other.
For ease of understanding, the method of preparing the cooker according to the embodiment of the present invention is briefly described as follows:
as described above, the barb-type structure in the transition layer of the present invention may be formed by at least one of a spraying process, an etching process, a sand blasting process, an embossing process, a rolling process, and a forging process. According to the utility model discloses an embodiment, the first portion that is arranged in the transition layer between substrate and the metal coating can be as an organic whole structure with the substrate, forms first portion on the substrate surface, also is to form barb type structure and sawtooth type structure on the substrate surface promptly. Taking the barb type structure on the surface of the substrate as an example, the forming process of the barb type structure is briefly explained: the zigzag structure may be formed on the surface of the substrate by a sand blasting process first, and then rolled by a rolling process to form the barb-type structure on the surface of the substrate. Alternatively, the micro-holes are formed on the surface of the substrate by an etching process, and then the surface of the substrate is rolled by a rolling process or a forging process to form the barb-type structure on the surface of the substrate. Or, the barb-type structure is formed on the surface of the substrate directly through an etching process, specifically, a pore-expanding agent can be added into the chemical etching agent, so that in the etching process, the etching liquid expands pores around to form the barb-type structure on the surface of the substrate.
According to the utility model discloses a preferred embodiment, can form barb type structure through high-pressure air conditioning spraying, it is concrete, utilize high-pressure air conditioning spraying at the in-process that substrate surface formed metal coating, under high pressure, substrate surface can be struck by metal particle and form barb type structure, and metal particle permeates the barb type structure of substrate, and form metal coating at substrate surface, realize the firm combination of substrate and metal coating, metal particle takes place plastic deformation under high pressure in metal coating's formation process simultaneously, consequently, the surface of keeping away from substrate one side at metal coating also can form barb type structure, thereby make subsequent resin coating also can permeate the barb type structure on metal coating surface, realize the firm combination of metal coating and resin coating, thereby promote the result of use and the life of whole cooking utensil. It should be noted that the high-pressure cold air spraying is spraying at a temperature lower than the melting point of the metal, and the process has the advantages of environmental protection, high efficiency and low cost.
According to the utility model discloses a mode that metal coating can pass through hot spraying, cold spray, electroplating forms, and wherein, the mode that utilizes hot spraying or cold spray forms metal coating, can directly form barb type structure on the surface of substrate one side is kept away from at metal coating to realize metal coating and resin coating's firm combination, preferred cold spray technology, detailed description has been carried out in the front to the specific process, no longer has been repeated here. The metal coating is formed by electroplating, the surface of the metal coating, which is far away from the substrate, is a plane, and a barb-type structure can be formed by subsequent processes such as etching, sand blasting, knurling, rolling, forging and pressing to realize firm combination of the metal coating and the resin coating.
The specific manner of formation of the resin coating layer is not particularly limited, and can be designed by those skilled in the art according to the specific circumstances.
The preparation process of the cookware with the structure of the transition layer/aluminum coating and resin coating of the base material/base material and aluminum coating is briefly described as follows:
firstly, the stainless steel base material is pretreated, specifically, the roughness of the surface of the stainless steel base material can reach 2-4 μm by using a sand blasting process, and degreasing treatment is carried out at the temperature of 300-450 ℃. The stainless steel base material is subjected to sand blasting in advance, a sawtooth structure with a certain degree can be formed on the surface of the stainless steel base material, and a barb type structure can be formed on the surface of the stainless steel base material in the subsequent cold spraying process.
Then, aluminum powder with the purity of more than 95 percent, the fluidity of 150-250g/min and the particle size of 15-50 μm is adopted and is dried.
Then, using a cold spray processAluminum powder is sprayed on the stainless steel substrate to form an aluminum coating, and the parameters of the cold spraying process are as follows: the spraying gas is N2The spraying distance is 10-30mm, the spraying air flow temperature is 150-. In the step, under high pressure, the surface of the stainless steel base material is impacted by aluminum particles to form a barb-shaped structure, the aluminum particles can penetrate into the barb-shaped structure and are continuously deposited on the surface of the stainless steel base material, the aluminum particles are subjected to plastic deformation under high pressure, the formed aluminum coating forms the barb-shaped structure on the surface of one side far away from the stainless steel base material, and the aluminum coating and the base material are firmly combined through the barb-shaped structure on the surface of the base material.
And then, spraying a resin material on the side of the aluminum coating layer, which is far away from the stainless steel base material, wherein the resin material permeates into the barb-type structure of the aluminum coating layer, and carrying out high-temperature curing on the resin material, wherein the high-temperature curing temperature can be 380-420 ℃, such as 400 ℃ and 415 ℃, and the high-temperature curing time can be 10-20min, such as 12min and 15min, so as to form the resin coating layer, and the aluminum coating layer and the resin coating layer are firmly combined through the barb-type structure on the surface of the aluminum coating layer, so that the cooker is prepared.
According to an embodiment of the present invention, when the metal coating layer includes a copper coating layer and an aluminum coating layer, that is, the cooker has a structure of a transition layer/copper coating layer of a base material/base material and copper coating layer and a transition layer/aluminum coating layer of an aluminum coating layer and a transition layer/resin coating layer of a resin coating layer, the cooker is prepared as follows:
firstly, the stainless steel base material is pretreated, specifically, the roughness of the surface of the stainless steel base material can reach 2-4 μm by using a sand blasting process, and degreasing treatment is carried out at the temperature of 300-450 ℃. The stainless steel base material is subjected to sand blasting in advance, a sawtooth structure with a certain degree can be formed on the surface of the stainless steel base material, and a barb type structure can be formed on the surface of the stainless steel base material in the subsequent cold spraying process.
Then, the copper powder with the purity of more than 95 percent, the fluidity of 200-300g/min and the grain diameter of 15-50 μm is adopted and is dried.
Followed bySpraying copper powder on a stainless steel substrate by using a cold spraying process to form a copper coating, wherein the process parameters of the cold spraying copper powder are as follows: the spraying gas is N2The spraying distance is 10-30mm, the spraying air flow temperature is 600-. In the step, under high pressure, the surface of the stainless steel base material is impacted by copper particles to form a barb-shaped structure, the copper particles can penetrate into the barb-shaped structure and are continuously deposited on the surface of the stainless steel base material, the copper particles are subjected to plastic deformation under high pressure, the formed copper coating forms the barb-shaped structure on the surface of one side far away from the stainless steel base material, and the copper coating and the base material are firmly combined through the barb-shaped structure on the surface of the base material.
Then, aluminum powder with the purity of more than 95 percent, the fluidity of 150-250g/min and the particle size of 15-50 μm is adopted and is dried.
And then, spraying aluminum powder on the copper coating by using a cold spraying process to form an aluminum coating, wherein the parameters of the cold spraying process are as follows: the spraying gas is N2The spraying distance is 10-30mm, the spraying air flow temperature is 150-. In the step, under high pressure, the aluminum particles impact the surface of the copper coating, one side of the copper coating, which is far away from the substrate, is provided with a barb type structure, the impact of the aluminum particles can aggravate the formation of the barb type structure on the surface of the copper coating, the aluminum particles can permeate the barb type structure and are continuously deposited on the surface of the copper coating, the aluminum particles are subjected to plastic deformation under high pressure, the formed aluminum coating forms the barb type structure on the surface of the side, which is far away from the copper coating, and the aluminum coating and the copper coating are firmly combined through the barb type structure on the surface of the copper coating.
And then, spraying a resin material on the side of the aluminum coating far away from the copper-free coating, wherein the resin material permeates into the barb-shaped structure of the aluminum coating, and carrying out high-temperature curing on the resin material, wherein the high-temperature curing temperature can be 380-420 ℃, such as 400 ℃ and 415 ℃, and the high-temperature curing time can be 10-20min, such as 12min and 15min, so as to form the resin coating, and the aluminum coating and the resin coating are firmly combined through the barb-shaped structure on the surface of the aluminum coating, so that the cooker is prepared.
In another aspect of the present invention, the present invention provides a cooking device. According to an embodiment of the present invention, the cooking appliance comprises the cooker described above, whereby the cooking appliance has all the features and advantages of the cooker described above, which are not described herein again. Overall, the cooking utensil has good result of use and long life.
According to the embodiment of the utility model, the cooking appliance can comprise an electric cooker, an electric pressure cooker, a frying and baking machine, a frying pan, an electric kettle and the like. Therefore, the pot and the kettle have good use effect and long service life. When the cooking utensil comprises a frying pan, a frying pan and an electric kettle, the cooking utensil also comprises a heating device, such as an electromagnetic oven, an electric heating oven and the like, so as to realize the use of the pot or the kettle.
In the description of the present invention, the terms "upper", "lower", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description of the present invention, but do not require the present invention to be constructed and operated in a specific orientation, and thus, cannot be construed as limiting the present invention.
Reference throughout this specification to the description of "one embodiment," "another embodiment," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment is included in at least one embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. In addition, it should be noted that the terms "first" and "second" in this specification are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (12)
1. A cooker, characterized by comprising:
a substrate;
a coating disposed on the substrate;
the transition layer, the transition layer sets up the substrate with between the coating, the transition layer includes first portion and second portion, first portion with second portion all includes barb type structure, just first portion with second portion passes through barb type structural connection.
2. The cookware of claim 1, wherein said coating comprises a metal coating disposed on said base and a resin coating disposed on a side of said metal coating remote from said base with said transition layer disposed therebetween.
3. The cookware of claim 2, wherein said metallic coating comprises a plurality of sub-layers, said transition layer being disposed between two adjacent sub-layers.
4. The cookware of claim 1, wherein said barb-type structure comprises a first structure extending in a first direction and a second structure extending in a second direction.
5. The cookware of claim 1, wherein said first and second portions further comprise a saw tooth type structure.
6. The cookware of claim 5, wherein said barb-type structures in said transition layer have a surface area that is greater than 10% of the area of the interface of said first and second portions.
7. The cookware of claim 1, wherein said barb-type structure is formed by at least one of cold spraying, sand blasting, etching, knurling, rolling, and forging.
8. The cookware according to claim 1, wherein the thickness of the transition layer is 30-200 μm.
9. The cookware of claim 2, wherein said metal coating comprises at least one of an aluminum coating, an aluminum alloy coating, a copper coating, and a copper alloy coating.
10. The cookware of claim 1, wherein said substrate comprises an iron, iron alloy, nickel or nickel alloy substrate.
11. The cooker according to claim 2, wherein a material constituting the resin coating layer includes a fluorine resin, a silicon resin, or a fluorine carbon resin.
12. A cooking appliance comprising a cooker as claimed in any one of claims 1 to 11.
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| CN201922120803.1U CN211155156U (en) | 2019-11-29 | 2019-11-29 | Cooking utensil and cooking utensil |
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| CN201922120803.1U CN211155156U (en) | 2019-11-29 | 2019-11-29 | Cooking utensil and cooking utensil |
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