CN208740644U - A kind of heating utensil - Google Patents
A kind of heating utensil Download PDFInfo
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- CN208740644U CN208740644U CN201820277957.4U CN201820277957U CN208740644U CN 208740644 U CN208740644 U CN 208740644U CN 201820277957 U CN201820277957 U CN 201820277957U CN 208740644 U CN208740644 U CN 208740644U
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- heating utensil
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- energy material
- transition zone
- ceramics
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Abstract
The utility model relates to cooking apparatus fields, more particularly to a kind of heating utensil.The heating utensil includes: the substrate (1) being heated；And on the upper surface of the substrate (1), it is sequentially formed with ceramic bottom (2), transition zone (3) and low-surface-energy material finishing coat (4) from the inside to surface.Surface covering and substrate bond strength height, wearability are good in heating utensil described in the utility model.
Description
Technical field
The utility model relates to cooking apparatus fields, more particularly to a kind of heating utensil.
Background technique
Currently, having used non-sticking lining in electric cooker, inner container of electric pressure cooker to realize the function easy to clean of cookware, do not glue
Coating is generally divided into organic fluorine or the inorganic non-sticky coating of ceramics, and existing fluororesin, ceramic non-stick coating are mostly
It is prepared using air pressure spraying or electrostatic spraying mode, these traditional preparation methods, which have, can be mass, and make
The advantages that standby high-efficient, but also have disadvantages that, such as: as compressed air spraying using obtained by high temperature sintering preparation process
Coating binding force is lower, film layer generally cannot too thick (20-50um), surface hardness is low, scraping and wiping resistance performance is poor, and coating is using
In the process easily there are the failure phenomenons such as coating shedding, blistering in (user cook process), so influence electric cooker, electric pressure cooking saucepan makes
Use the service life.The PFA non-sticking lining prepared additionally by electrostatic spraying, compactness is preferable, but coating surface hardness is too low, resistance to
Scratch performance is poor, and cooking process is easy to scratch and fail.Another non-sticky coating of ceramics, the coating are also using air pressure
Prepared by the mode of power spraying, the coating is high relative to fluor resin coating hardness, and wearability is good, but ceramic non-stick coating
Corrosion resisting property is low, and non-adhesion behavior will decline after a period of use, influences consumer experience.
CN105316619A is disclosed and is prepared ceramic coating by plasma spraying, and prepares surface by flame-spraying
PTFE non-sticking lining, the associativity between the PTFE layer being prepared and ceramic layer is poor, and flame spray coating rough surface
It spends larger, although may have hydrophobicity, is not suitable on electric cooker, inner tub of pressure cooker, and surface PTFE hydrophobic layer
Wearability it is still poor.
Utility model content
The purpose of this utility model is to overcome non-sticking linings in non-stick pan of the existing technology and substrate associativity
Poor, the problems such as wearability is poor, provide a kind of heating utensil.
To achieve the goals above, the utility model provides a kind of heating utensil, which includes:
The substrate being heated；And
On the upper surface of the substrate, it is sequentially formed with ceramic bottom, transition zone and low-surface-energy material from the inside to surface
Finishing coat.
Preferably, the ceramic bottom with a thickness of 50-300 μm.
Preferably, the ceramic bottom is alumina layer, zirconium oxide layer, titanium oxide layer or in which any the two or more
Mixed coating.
Preferably, the ceramic bottom is formed by plasma spraying method.
Preferably, the transition zone with a thickness of 50-300 μm.
Preferably, the transition zone is ceramics-low-surface-energy material composite layer, and ceramics are aluminium oxide, zirconium oxide and oxidation
At least one of titanium, low-surface-energy material are PFA (tetrafluoroethylene-perfluoro propyl ethylene copolymer, also known as soluble poly tetrafluoro
Ethylene), at least one of PTFE (polytetrafluoroethylene (PTFE)) and PEEK (polyether-ether-ketone).
Preferably, the transition zone passes through plasma spraying method, supersonic flame spraying method or Supersonic Plasma Spraying
Method is formed.
Preferably, the low-surface-energy material finishing coat with a thickness of 10-50 μm, surface roughness is Ra 0.1-2.
Preferably, formed the low-surface-energy material finishing coat low-surface-energy material be PFA, PTFE and PEEK in extremely
Few one kind.
Preferably, low-surface-energy material finishing coat is stated to be formed by electrostatic spray, roll coating process or air compression spray coating method.
Preferably, the heating utensil is inner container of electric cooker, inner tub of pressure cooker, frying pan, baking tray or cooking machine.
In heating utensil described in the utility model, during the high temperature treatment process, the low-surface-energy material of finishing coat is formed
Low-surface-energy material generates melting in material (such as PFA/PTFE/PEEK) and transition zone, interpenetrates, finishing coat is mutual with transition zone
It is connected together, thus finishing coat is linked together with transition zone, the bond strength of coating is significantly promoted, and by low surface
Can the finishing coat that is formed of material have that good hydrophobicity, coating surface be smooth, low-friction coefficient.In the preferred case, it has served as
When to cross layer be ceramics-low-surface-energy material composite layer, transition zone hardness with higher, so that finishing coat is also with higher hard
Degree.
Moreover, bottom is ceramic coating, and when transition zone is ceramics-low-surface-energy material composite layer, bottom and transition zone
In conjunction with interface, it may have the principle of similar compatibility, interface be half ceramic to ceramic combine, bond strength is very high, thus shape
At entire coating system, have higher bond strength between each layer, and have both good surface hydrophobic.
Detailed description of the invention
Fig. 1 is the schematic diagram of a layer structure of heating utensil described in the utility model.
Fig. 2 is the microstructure schematic diagram of each coating in heating utensil described in the utility model.
Description of symbols
The ceramic bottom of 1 substrate 2
3 transition zone, 4 low-surface-energy material finishing coat
5 ceramic 6 low-surface-energy materials
Specific embodiment
Specific embodiment of the present utility model is described in detail below in conjunction with attached drawing.It should be understood that herein
Described specific embodiment is only used for describing and explaining the present invention, and is not intended to limit the utility model.
The endpoint of disclosed range and any value are not limited to the accurate range or value herein, these ranges or
Value should be understood as comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively
It can be combined with each other between the endpoint value of a range and individual point value, and individually between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower " typically refers to join
It examines shown in the drawings upper and lower；" inside and outside " refers to the inside and outside of the profile relative to each component itself.
As shown in Figure 1, heating utensil described in the utility model includes:
The substrate 1 being heated；And
On the upper surface of the substrate 1, it is sequentially formed with ceramic bottom 2, transition zone 3 and low-surface-energy material from the inside to surface
Charge level coating 4.
In the present invention, the thickness of the ceramic bottom 2 can be 50-300 μm, specifically, such as can be 20 μ
m、40μm、60μm、80μm、100μm、120μm、140μm、160μm、180μm、200μm、220μm、240μm、260μm、280μm、
The arbitrary value in range that any two in 300 μm and these point values are constituted.
In the present invention, the ceramic bottom 2 can be formed by the ceramic material of this field routine, such as can be by
At least one of aluminium oxide, zirconium oxide, titanium oxide and silica etc. ceramic material is formed.In the preferred case, the ceramics
Bottom 2 is the mixed coating of alumina layer, zirconium oxide layer, titanium oxide layer or in which any the two or more, is most preferably aoxidized
Aluminium layer.
In the present invention, the ceramic bottom 2 can be formed using the spraying method of this field routine.In preferred feelings
Under condition, the ceramics bottom 2 is formed by plasma spraying method.When forming the ceramic bottom 2 using plasma spraying method,
Ceramic particle 5 is formed flat structure (as shown in Figure 2) with the surface of molten condition high speed impact to substrate；Moreover, being formed
Coating surface roughness be Ra3-9 μm, porosity 1-5%, the coating surface be easy with subsequent transition zone 3 forms jail
Consolidation is closed.
In the present invention, the thickness of the transition zone 3 can be 50-300 μm, specifically, for example, can for 20 μm,
40μm、60μm、80μm、100μm、120μm、140μm、160μm、180μm、200μm、220μm、240μm、260μm、280μm、
The arbitrary value in range that any two in 300 μm and these point values are constituted.
In a kind of preferred embodiment of the utility model, the transition zone 3 is that ceramics-low-surface-energy material is compound
Layer.In the present invention, the ceramics-low-surface-energy material composite layer refers to that ceramic material is blended in low-surface-energy material
The layer structure being formed together.According to the preferred embodiment, the transition zone 3 can respectively with ceramic bottom 2 and low-surface-energy
Material finishing coat 4 forms firm connection, so that the surface covering bond strength with higher of final heating utensil；And mistake
The ceramics crossed in layer 3 can assign transition zone 3 higher hardness, so that heating utensil surface covering also hardness with higher.
It is further preferred that the ceramics are at least one of aluminium oxide, zirconium oxide and titanium oxide, the low-surface-energy material is
At least one of PFA, PTFE and PEEK.
In the present invention, the transition zone 3 can be formed using the spraying method of this field routine.In preferable case
Under, the transition zone 3 is formed by plasma spraying method, supersonic flame spraying method or Supersonic Plasma Spraying method.When adopting
When forming the transition zone 3 with plasma spraying method, supersonic flame spraying method or Supersonic Plasma Spraying method, ceramic particle
5 and low-surface-energy material particle 6 with molten condition high speed impact to matrix surface, formed flat structure (as shown in Figure 2)；And
And be formed by coating surface roughness be Ra 3-9 μm, porosity 1-5%, the coating surface be easy with it is subsequent low
Surface-energy material finishing coat 4 forms firm connection.
In the present invention, the thickness of the low-surface-energy material finishing coat 4 can be 10-50 μm, specifically, such as
The arbitrary value in range that can be made of any two in 10 μm, 20 μm, 30 μm, 40 μm, 50 μm and these point values.
In the present invention, the surface roughness of the low-surface-energy material finishing coat 4 can be Ra0.1-2.
In the present invention, the low-surface-energy material for forming the low-surface-energy material finishing coat 4 can be this field
Conventional selection.In the preferred case, the low-surface-energy material is at least one of PFA, PTFE and PEEK.
In the present invention, the low-surface-energy material finishing coat 4 preferably passes through electrostatic spray or air compression spray
Coating is formed.Use electrostatic spray, roll coating process or air compression spray coating method that low-surface-energy material particle 6 can be made with molten
State high speed impact forms flat structure (as shown in Figure 2) to matrix surface, is formed and be firmly combined with transition zone 3.
In the present invention, the material of the substrate can for the metal materials such as stainless steel, aluminium, aluminium alloy, titanium alloy,
Ceramics, glass or multilayer (including bilayer and three layers or more) metallic composite.Wherein, multi-layer metal composite material can be
Stainless steel/aluminium, stainless steel/copper, stainless steel/aluminium/copper etc..The thickness of the substrate can be 0.5-6mm.
In the present invention, the heating utensil can be inner container of electric cooker, inner tub of pressure cooker, frying pan, baking tray or cook
It prepares food machine.
Preferred embodiments of the present invention are described in detail above, still, the utility model is not limited to this.At this
In the range of the technology design of utility model, a variety of simple variants can be carried out to the technical solution of the utility model, including each
Technical characteristic is combined with any other suitable method, these simple variants and combination equally should be considered as the utility model
Disclosure of that belongs to the protection scope of the utility model.
Claims (11)
1. a kind of heating utensil, which is characterized in that the heating utensil includes:
The substrate (1) being heated；And
On the upper surface of the substrate (1), it is sequentially formed with ceramic bottom (2), transition zone (3) and low-surface-energy from the inside to surface
Material finishing coat (4).
2. heating utensil according to claim 1, which is characterized in that it is described ceramics bottom (2) with a thickness of 50-300 μm.
3. heating utensil according to claim 1, which is characterized in that the ceramics bottom (2) is alumina layer, zirconium oxide
The mixed coating of layer, titanium oxide layer or in which any the two or more.
4. heating utensil described in any one of -3 according to claim 1, which is characterized in that the ceramics bottom (2) passes through
Plasma spraying method is formed.
5. heating utensil according to claim 1, which is characterized in that the transition zone (3) with a thickness of 50-300 μm.
6. heating utensil according to claim 1, which is characterized in that the transition zone (3) is ceramics-low-surface-energy material
Composite layer, ceramics are one of aluminium oxide, zirconium oxide and titanium oxide, one in low-surface-energy material PFA, PTFE and PEEK
Kind.
7. according to claim 1, heating utensil described in 5 or 6, which is characterized in that the transition zone (3) passes through plasma spraying
Method, supersonic flame spraying method or Supersonic Plasma Spraying method are formed.
8. heating utensil according to claim 1, which is characterized in that the thickness of the low-surface-energy material finishing coat (4)
It is 10-50 μm, surface roughness is Ra 0.1-2.
9. heating utensil according to claim 1, which is characterized in that form the low-surface-energy material finishing coat (4)
Low-surface-energy material is one of PFA, PTFE and PEEK.
10. according to claim 1, heating utensil described in 8 or 9, which is characterized in that the low-surface-energy material finishing coat (4)
Spray coating method is compressed by electrostatic spray, roll coating process or air to be formed.
11. heating utensil according to claim 1, which is characterized in that the heating utensil is inner container of electric cooker, pressure cooker
Liner, frying pan, baking tray or cooking machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820277957.4U CN208740644U (en) | 2018-02-26 | 2018-02-26 | A kind of heating utensil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820277957.4U CN208740644U (en) | 2018-02-26 | 2018-02-26 | A kind of heating utensil |
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| Publication Number | Publication Date |
|---|---|
| CN208740644U true CN208740644U (en) | 2019-04-16 |
Family
ID=66051922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820277957.4U Active CN208740644U (en) | 2018-02-26 | 2018-02-26 | A kind of heating utensil |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113647829A (en) * | 2021-09-14 | 2021-11-16 | 厦门佰顺兴自动化科技有限公司 | Frying pan and manufacturing method thereof |
| CN115142005A (en) * | 2021-04-15 | 2022-10-04 | 浙江福腾宝家居用品有限公司 | Cooking utensil and preparation method thereof |
-
2018
- 2018-02-26 CN CN201820277957.4U patent/CN208740644U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115142005A (en) * | 2021-04-15 | 2022-10-04 | 浙江福腾宝家居用品有限公司 | Cooking utensil and preparation method thereof |
| CN113647829A (en) * | 2021-09-14 | 2021-11-16 | 厦门佰顺兴自动化科技有限公司 | Frying pan and manufacturing method thereof |
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