CN109199127A - Ceramic cooker and preparation method thereof and culinary art equipment - Google Patents
Ceramic cooker and preparation method thereof and culinary art equipment Download PDFInfo
- Publication number
- CN109199127A CN109199127A CN201710774474.5A CN201710774474A CN109199127A CN 109199127 A CN109199127 A CN 109199127A CN 201710774474 A CN201710774474 A CN 201710774474A CN 109199127 A CN109199127 A CN 109199127A
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- Prior art keywords
- layer
- ceramic
- tack
- metal
- conducting layer
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/002—Construction of cooking-vessels; Methods or processes of manufacturing specially adapted for cooking-vessels
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/134—Plasma spraying
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/004—Cooking-vessels with integral electrical heating means
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/02—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay
- A47J36/04—Selection of specific materials, e.g. heavy bottoms with copper inlay or with insulating inlay the materials being non-metallic
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
- C04B41/90—Coating or impregnation for obtaining at least two superposed coatings having different compositions at least one coating being a metal
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/06—Metallic material
- C23C4/08—Metallic material containing only metal elements
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/131—Wire arc spraying
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S220/00—Receptacles
- Y10S220/912—Cookware, i.e. pots and pans
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Food Science & Technology (AREA)
- Ceramic Engineering (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Metallurgy (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Cookers (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The present invention relates to living electric apparatus technical field, a kind of ceramic cooker and preparation method thereof and culinary art equipment are disclosed.The ceramic cooker includes the ceramic pan ontology, tack transition metal layer and metal magnetic conducting layer being sequentially arranged from the inside to the outside, wherein contain tack metallic element in the tack transition metal layer, the tack metallic element is selected from one or more of aluminium, calcium, zinc and molybdenum.The ceramic cooker is conducive to preferably combine metal magnetic conducting layer on the surface of ceramic pan ontology, so that ceramic pan can be realized electromagnetic heating, and then increases the application category of the ceramic cooker by introducing tack transition metal layer.
Description
Technical field
The invention belongs to living electric apparatus technical fields, specifically, the present invention relates to a kind of ceramic cooker and its preparation sides
Method and culinary art equipment.
Background technique
It is increasingly improved recently as living standards of the people, it is higher and higher to the cookware material requirements of health environment-friendly, however
There is the problems such as getting rusty and being poisoned in metal material pot, do not meet requirement of the people to health environment-friendly cookware now.Ceramic material tool
The superior function of unsoundness environmental protection is applied to cookware field and is increasingly taken seriously, but ceramic material does not have electromagnetic heating function
Can, if can will have very big market application prospect on metal magnetic conducting Material cladding to ceramic pan, however ceramic material and gold
The wettability for belonging to material is very poor, causes the bond strength of ceramic material and metal material poor, or even be difficult to combine.Therefore, existing
Some ceramic cookers are further improved.
Summary of the invention
It is of the existing technology the purpose of the invention is to overcome the problems, such as, a kind of ceramic cooker and preparation method thereof is provided
With culinary art equipment, which is increased between external skin and ceramic pan ontology by forming tack transition metal layer
Bond strength makes the ceramic cooker can be suitably used for electromagnetic heating by forming metal magnetic conducting layer.
To achieve the goals above, in a first aspect, the present invention provides a kind of ceramic cooker, which includes by interior
To the ceramic pan ontology, tack transition metal layer and metal magnetic conducting layer being sequentially arranged outside, wherein the tack transition is golden
Belong to and contain tack metallic element in layer, the tack metallic element is selected from one or more of aluminium, calcium, zinc and molybdenum.
Second aspect, the present invention provides a kind of preparation methods of ceramic cooker, method includes the following steps: (1) mentions
For ceramic pan ontology；(2) the ceramic pan body outer surface is roughened；(3) to contain tack metallic element
Metal powder be raw material, by way of thermal spraying on the outer surface of the roughened processing of ceramic pan ontology formed from
Sticky transition metal layer, wherein the tack metallic element is selected from one or more of nickel, aluminium, calcium, zinc and molybdenum；(4) exist
Metal magnetic conducting layer is formed on the tack transition metal layer.
The third aspect includes cookware in the culinary art equipment the present invention provides a kind of culinary art equipment, and the cookware is this hair
The bright ceramic cooker；It is preferred that the culinary art equipment is electric cooker, any in slaughterhouse, saucepan.
Using ceramic cooker of the present invention and preparation method thereof and culinary art equipment, by using containing tack metallic element
Metal powder is raw material, forms self-adhesion on the outer surface of the roughened processing of ceramic pan ontology by way of thermal spraying
Property transition metal layer, can be realized it is following the utility model has the advantages that
1), by introducing tack transition metal layer, oxygen can occur in thermal spray process using tack metallic element
Change reaction, and the molten drop of the oxide of tack metal material has preferable wetting and spreading performance on the surface of ceramic pan ontology
Advantage, increase and be formed by bond strength between tack transition metal layer and ceramic pan ontology；
2), by the outside of tack transition metal layer introduce metal magnetic conducting layer so that metal magnetic conducting layer it is not direct with
Ceramic pan ontology combines, but by being incorporated on tack transition metal layer in conjunction with ceramic pan ontology, and then can protect
While demonstrate,proving the bond strength of metal coating, so that prepared ceramic cooker can be realized electromagnetic heating, and then increase the pottery
The application category of porcelain cookware；
3), thermal stress can be effectively relieved without generating in this ceramic cooker provided by the present invention in Thermal Cycling
It falls off, and gained cookware does not crack cooling thermal impact for 30 times or more through 20-260 DEG C, to meet people to high quality health ring
Protect the demand of cookware.
Detailed description of the invention
Fig. 1 is the vertical section structure figure of ceramic cooker according to an embodiment of the invention；
Fig. 2 is the vertical section structure figure of the ceramic cooker of further embodiment according to the present invention；
Fig. 3 is the vertical section structure figure of the ceramic cooker of another embodiment according to the present invention；
Fig. 4 is the vertical section structure figure of the ceramic cooker of another embodiment according to the present invention.
Description of symbols
100 it is ceramic pan ontology, 200 be glaze layer, 300 be tack transition metal layer, 400 be metal heat-conducting layer, 500 is
Metal magnetic conducting layer, 600 are protective layer.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " inner surface " and " outer surface " are based on the figure
Orientation or positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.
In one aspect of the invention, provide a kind of ceramic cooker, as depicted in figs. 1 and 2, the ceramic cooker include by
It is interior to the ceramic pan ontology 100, tack transition metal layer 300 and metal magnetic conducting layer 500 that are sequentially arranged outside, wherein described
Contain tack metallic element in tack transition metal layer 300, the tack metallic element is in aluminium, calcium, zinc and molybdenum
One or more.
Inventors have found that the fusing point of aforementioned tack metallic element is relatively low, first portion oxygen is issued in high temperature fused state
Change becomes metal oxide, and micro- smelting occurs with the metal oxide in ceramic material in (thermal spraying) high-speed impact ceramic base material
Gold reaction forms firm connection layer, i.e. tack transition metal layer 300, while metal magnetic conducting layer 500 is formed in the tack
On the surface of transition metal layer 300, and then can be while guaranteeing the bond strength of metal coating, so that prepared ceramics
Cookware can be realized electromagnetic heating, and then increase the application category of the ceramic cooker.To significantly improve metal material layer and pottery
Bond strength (bond strength reaches 20MPa) between porcelain pot ontology, so that heat is effectively relieved in the cookware in Thermal Cycling
Stress falls off without generating, and the cookware does not crack cooling thermal impact for 30 times or more through 20-260 DEG C, to meet people to height
The demand of quality health environmental protection cookware.
According to the present invention, right wherein the ceramic pan ontology 100 can be any ceramic pot body existing in the prior art
It being not particularly restricted in the thickness of the ceramic pan ontology 100, those skilled in the art can select according to actual needs,
Under preferable case, the thickness of the ceramic pan ontology 100 can be 3.5-7mm, for example, can for selected from 3.5mm, 4mm, 5mm,
Any thickness value in 6mm, 7mm, or selected from being formed by range by any two thickness value.
According to the present invention, tack transition metal layer 300 can increase as long as containing certain tack metallic element
Bond strength between the tack transition metal layer and ceramic pan ontology, under preferable case, in the tack transition metal
In layer 300, the total content of the tack metallic element is not less than the 70wt% of metallic element total amount.In thermal spraying tack mistake
During spending metal, it all largely, even is respectively formed metal oxide in metal powder, in the present invention aforementioned ratio
It is to convert on the basis of the metallic element contained in the tack transition metal layer is metal simple-substance.
According to the present invention, the thickness of tack transition metal layer 300 is not particularly restricted, and those skilled in the art can be with
It is selected according to actual needs, however in order to advanced optimize the bond strength of the tack transition metal layer, preferable case
Under, the thickness of tack transition metal layer can be 0.04-0.1mm, such as can for selected from 0.04mm, 0.05mm, 0.06mm,
Any thickness value in 0.07mm, 0.08mm, 0.09mm, 0.10mm, or selected from being formed by range by any two thickness value.
According to the present invention, metal magnetic conducting layer is not particularly restricted, those skilled in the art can be according to practical need
It is selected, as long as being formed on tack transition metal layer.Under preferable case, the metal magnetic conducting layer 500
For nickel layer, iron layer, nickel and/or iron content greater than 70wt% alloy-layer, (wherein silicone content is 0.5- to si fe alloy layer
At least one of 4.5wt%, iron content 95.5-99.5wt%) and 430 stainless steels.
According to the present invention, the thickness of metal magnetic conducting layer 500 is not particularly restricted, and those skilled in the art can be according to reality
Border is selected, however in order to advanced optimize the electromagnetic heating stability of the metal magnetic conducting layer, under preferable case, metal
The thickness of magnetic layer can be 0.1-0.5mm, such as can be in 0.1mm, 0.2mm, 0.3mm, 0.4mm and 0.5mm
Any thickness value, or selected from being formed by range by any two thickness value.
According to the present invention, tack transition metal layer 300 can be arranged on the partial outer face of ceramic pan ontology 100 or
On entire outer surface, under preferable case, the ceramic pan ontology 100 includes (extending along the vertical direction) side wall, (along level side
To extension) bottom wall and it is connected to the side wall (transition connection portion between bottom wall；The tack transition metal layer 300
Transition connection portion at least formed at the ceramic pan ontology 100 and on the outer surface of bottom wall.It can to this those skilled in the art
To be selected according to actual needs, such as figure refers to Fig. 1, and tack transition metal layer 300 can be arranged in ceramic pan ontology 100
On the outer surface of middle bottom wall and transition connection portion and partial sidewall；In another example tack transition metal layer 300 can with reference to Fig. 2
To be arranged on the entire outer surface of ceramic pan ontology 100.Pass through the tack on the outer surface of entire ceramic pan ontology as a result,
Transition metal layer, the tack transition metal layer and ceramic pan ontology have excellent bond strength, so that the cookware is followed in heat
Thermal stress is effectively relieved during ring to fall off without generating, to improve the service life of cookware.
According to the present invention, in order to advanced optimize the combination between tack transition metal layer 300 and ceramic pan ontology 100
Power further includes glaze layer 200 in the ceramic cooker as shown in Figure 3 and Figure 4, the glaze layer 200 is formed under preferable case
Between the ceramic pan ontology 100 and tack transition metal layer 300.Due between (1) glaze layer 200 and ceramic pan ontology 100
With preferable bond strength；(2) the hot mastication point of glaze layer 200 is lower than ceramic pan ontology 100, forms self-adhesion in thermal spraying
Property transition metal layer 300 during, glaze layer 200 easily softening with tack transition metal layer 300 in metal material oxidation
Object is preferably combined together, and increases the bond strength between tack transition metal layer 300 and glaze layer 200, and then be conducive to
Further increase the bond strength between tack transition metal layer 300 and ceramic pan ontology 100.
According to the present invention, wherein glaze layer 200 can be by being sintered formation after applying one layer of glaze coating, wherein optional glaze applies
Material can be any glaze coating for ceramics protection, such as be commercially available from the KZ-881 type of Guangzhou San Shui great Hong enamel frit makeing Co., Ltd
Glaze coating, sintering temperature can be 1220-1280 DEG C, preferably 1240-1260 DEG C.According to the present invention, for the thickness of glaze layer 200
Degree is not particularly restricted, and those skilled in the art can select according to actual needs, however comprehensively consider protective layer
Antirust ability and binding force, under preferable case, the thickness of glaze layer 200 can be 0.05-0.6mm, for example, can for selected from
0.05mm、0.08mm、0.1mm、0.12mm、0.15mm、0.18mm、0.2mm、0.22mm、0.26mm、0.28mm、0.3mm、
Any thickness value in 0.33mm, 0.38mm, 0.4mm, 0.45mm, 0.5mm, 0.55mm and 0.6mm, or selected from by any two
Thickness value is formed by range.
According to the present invention, in order to further increase the heat transfer rate of ceramic pot body, and being heated evenly property, preferable case
Under, as shown in Figure 3 and Figure 4, the ceramic cooker further includes metal heat-conducting layer 400, and the metal heat-conducting layer 400 is formed in described
Between tack transition metal layer 300 and the metal magnetic conducting layer 500；The metal heat-conducting layer 400 can be arranged in tack mistake
It crosses at least part of metal layer 300, can also be arranged on the surface of entire tack transition metal layer 300.By
The outer surface of tack transition metal layer arranges that metal heat-conducting layer, the metal heat-conducting layer can quickly transmit heat on cookware
Ceramic pan ontology is given, so that ceramic pan ontology thermally equivalent, and then reduce ceramic pan ontology and generated in Thermal Cycling
Thermal stress and avoid falling off for metal material.The metal heat-conducting layer 400 is not necessary layer, but works as tack transition metal layer
When 300 thermal coefficient is lower than metal magnetic conducting layer 500, preferably increase the metal heat-conducting layer 400.
According to the present invention, metal heat-conducting layer 400 is not particularly restricted, those skilled in the art can be according to reality
It is selected, as long as being formed on tack transition metal layer.Under preferable case, the metal heat-conducting layer
400 is selected from least one of silver-colored heat-conducting layer, aluminium heat-conducting layer, copper heat-conducting layer and zinc heat-conducting layers.
According to the present invention, the thickness of metal heat-conducting layer 400 is not particularly restricted, and those skilled in the art can be according to reality
Border is selected, however in order to advanced optimize the thermal-stable of the metal heat-conducting layer, under preferable case, metal is led
The thickness of thermosphere can be 0.04-0.4mm, such as can for selected from 0.04mm, 0.06mm, 0.08mm, 0.1mm, 0.12mm,
In 0.15mm, 0.18mm, 0.2mm, 0.23mm, 0.25mm, 0.28mm, 0.3mm, 0.32mm, 0.35mm, 0.38mm and 0.4mm
Any thickness value, or selected from being formed by range by any two thickness value.
According to the present invention, in order to which metal magnetic conducting layer gets rusty, avoids in the dirty hole into metal magnetic conducting layer, to improve pot
Corrosion resistance, surface hardness and the service life of tool, under preferable case, as shown in figure 4, further including protecting in the ceramic cooker
Sheath 600, the protective layer 600 are formed on the outer surface of the metal magnetic conducting layer 500.
According to the present invention, the selection of protective layer 600 is not particularly restricted, those skilled in the art can be according to reality
Border is selected, for example, can selected from protective layer 600 be silicone layer, high-temperature resistant rustproof paint layer and ceramic coating in
At least one.
According to the present invention, the thickness of protective layer is not particularly restricted, those skilled in the art can be according to reality
It is selected, however comprehensively considers the antirust ability and binding force of protective layer, under preferable case, the thickness of protective layer can be with
For 0.05-0.2mm, for example, can for selected from 0.05mm, 0.06mm, 0.07mm, 0.08mm, 0.09mm, 0.10mm, 0.11mm,
Any thickness in 0.12mm, 0.13mm, 0.14mm, 0.15mm, 0.16mm, 0.17mm, 0.18mm, 0.19mm and 0.20mm
Value, or selected from being formed by range by any two thickness value.
In the second aspect of the invention, a kind of preparation method of ceramic cooker is provided, method includes the following steps:
(1) ceramic pan ontology is provided；(2) the ceramic pan body outer surface is roughened；(3) to contain tack metal
The metal powder of element be raw material, by way of thermal spraying on the outer surface of the roughened processing of ceramic pan ontology shape
At tack transition metal layer, wherein the tack metallic element is selected from one or more of nickel, aluminium, calcium, zinc, molybdenum；(4)
Metal magnetic conducting layer is formed on the tack transition metal layer.
In the case of, according to the invention it is preferred to, on the basis of the total weight of metal powder, wherein the tack metallic element
Content be not less than 70wt%.
In the case of, according to the invention it is preferred to, the metal powder is tack metal powder, or contains tack metal member
The alloy powder of element.The wherein not formed oxide of metal, the presence in the form of elemental metals, in order to be sent out in thermal spray process
Firm connection layer is formed between raw oxidation reaction and matrix.
According to the present invention, the thermal jet is painted with plasma spraying or Ultrasonic Arc Sprayed.
In the case of, according to the invention it is preferred to, the thermal jet is painted with plasma spraying, and the thermal jet is painted with plasma spraying,
The partial size D50 of the metal powder is 45-90 μm, preferably 50-55 μm；
Preferably, the condition of the plasma spraying include: spray power be 42-47kW, spraying current 800-900A,
The flow of main gas (such as argon gas) is 45-51L/min in working gas, the flow of auxiliary gas (such as hydrogen) is 4-7L/min；More
Preferably, it is 43.5-45kW, spraying current 830-850A, working gas that the condition of the plasma spraying, which includes: spray power,
The flow of middle main gas is 46-48L/min, the flow of auxiliary gas is 5-6L/min；
Preferably, it is 340-380mm, preferably 350-360mm that the condition of the plasma spraying, which includes: spray distance,；
Spray gun movement speed is 4-8m/min, and preferably 5-6mm/s, spray angle is 90 ± 5；
Preferably, it is 40-80g/min that the condition of the plasma spraying, which includes: the powder sending quantity of metal powder, preferably
50-60g/min。
In the case of, according to the invention it is preferred to, the thermal jet is painted with Ultrasonic Arc Sprayed, and the thermal jet is painted with supersonic speed electricity
Arc spraying, D50 20-40 μm of the degree of the metal powder preferentially select 25-30 μm；
Preferably, the condition of the Ultrasonic Arc Sprayed include: spray power be 42-47kW, spraying current 800-
900A, air pressure 0.4-0.8MPa, air mass flow 280-450L/min, propane pressure 0.4-0.8MPa, propane stream
Amount is 50-75L/min；It is highly preferred that the condition of the Ultrasonic Arc Sprayed includes: that spray power is 43.5-45kW, sprays
Electric current 830-850A, air pressure 0.5-0.7MPa, air mass flow 300-360L/min, propane pressure 0.5-
0.7MPa, propane flow 60-70L/min；
Preferably, it is 150-200mm, preferably 170- that the condition of the Ultrasonic Arc Sprayed, which includes: spray distance,
180mm, spraying rate 40-70m/min, preferably 50-60m/min；
Preferably, the condition of the Ultrasonic Arc Sprayed includes: the powder sending quantity 50-90g/min of metal powder, preferably
70-85g/min。
According to the present invention, wherein in step (4), metal magnetic conducting layer can pass through thermal spraying (such as plasma spraying or super
Velocity of sound electric arc spraying, condition are referred to the works such as preceding description, cold spraying (such as the spraying of aerial spraying, nitrogen), usual spray
Skill mode is formed, and it is that (solvent can for (solid content 70-85wt%) slurry that wherein usual spray, which is by respective metal particle formulation,
With with bisphenol A type epoxy resin, acid anhydride type curing agent, methylimidazole, butyl acetate, reactive diluent 692, tetraethyl titanate or
Polyamide wax), on the surface coated in tack intermediate metal, (750-900 DEG C) sintering is formed.Under preferable case, institute's shape
At metal magnetic conducting layer be nickel layer, iron layer, nickel and/or iron content be greater than 70wt% alloy-layer (such as dilval), silicon steel
At least one of alloy-layer and 430 stainless steels, preferably metal magnetic conducting layer with a thickness of 0.1-0.5mm.
In the case of, according to the invention it is preferred to, in the step (1) further include: in the appearance of provided ceramic pan ontology
Face, which applies one layer of glaze and is sintered, forms glaze layer；The outer surface of glaze layer is roughened in the step (2).Wherein apply
The mode for adding glaze can be the usual manners such as spraying, brushing, and used glaze can be and apply for any glaze of ceramics protection
Material, such as it is commercially available from the KZ-881 type glaze coating of Guangzhou San Shui great Hong enamel frit makeing Co., Ltd, sintering temperature can be 1220-1280
DEG C, preferably 1240-1260 DEG C.It is preferred that the glaze layer 200 with a thickness of 0.05-0.6mm.
It according to the present invention, can in the step of being roughened in the step (2) to ceramic pan body outer surface
With by sanding, (such as sandblasting, material spray can be selected from shot-peening bead, shot, steel sand, quartz sand, diamond dust, iron sand and sea
Sand) mode be roughened.Wherein for by the sanding treated ceramic pan body surface roughness not
It is particularly limited, those skilled in the art can select according to actual needs；However, comprehensively considering tack transition metal
The consistency of thickness and bond strength of layer 300, under preferable case, the step (2) carries out the ceramic pan body outer surface
In the step of roughening treatment, so that the roughness of ceramic pan body outer surface reaches Ry60-100 μm.
It further include to institute before carrying out the thermal spraying in the step (3) in the case of, according to the invention it is preferred to
The step of stating the outer surface progress the pre-heat treatment of the roughened processing of ceramic pan ontology, is preferably preheated to 180-350 DEG C, more preferably
It is preheated to 200-280 DEG C.
According to the present invention, the method also includes: in the step (4), before forming the metal magnetic conducting layer, also
Including forming metal heat-conducting layer on the outer surface of the tack transition metal layer, then formed on the metal heat-conducting layer
The metal magnetic conducting layer；It is preferred that the metal heat-conducting layer is in silver-colored heat-conducting layer, aluminium heat-conducting layer, copper heat-conducting layer and zinc heat-conducting layer
At least one；The method for forming metal heat-conducting layer can be the aforementioned thermal spraying referred to, cold spraying and usual spray.
According to the present invention, the method also includes (5) forms protection on the outer surface of the tack transition metal layer
Layer；The protective layer can be formed by way of spraying, and selected protection layer for paint can be used for be arbitrarily existing
One or more of antirust and impermeable protection layer for paint, such as silicone resin, high-temperature resistant rustproof paint or coated coating,
Being formed by protective layer at this time is at least one of silicone layer, high-temperature resistant rustproof paint layer and ceramic coating, is formed by
Protective layer with a thickness of 0.05-0.2mm.
The third aspect of the invention provides a kind of culinary art equipment, includes cookware in the culinary art equipment, and the cookware is
Ceramic cooker；It is preferred that the culinary art equipment is electric cooker.
Beneficial effects of the present invention are further illustrated below with reference to specific embodiment.
Embodiment 1
The present embodiment is for illustrating ceramic cooker and preparation method thereof.
(1) it takes by ceramic pan ontology (Chaozhou Lian Fa porcelain factory being commercially available from, with a thickness of 5mm), in the ceramic pan body surface
Apply one layer of glaze (such as the KZ-881 type glaze coating for being commercially available from Guangzhou San Shui great Hong enamel frit makeing Co., Ltd), it is then dry at 1260 DEG C
Dry 8h forms the glaze layer with a thickness of 0.3mm；
(2) blasting treatment (material spray is steel sand) is carried out to the outer surface of glaze layer, so that the roughness of the outer surface of glaze layer reaches
To Ry80 μm；
(3) the ceramic pan body surface that step (2) obtains is preheated to 250 DEG C；
(4) it takes aluminium powder (purity 99.5wt%, partial size D50 are 50 μm) as raw material, is existed by plasma spray coating process
Tack transition metal layer is formed in the glaze layer surface of the ceramic pan ontology；Wherein, the condition of plasma spraying processing includes:
The spray power of plasma gun (200 mesh sequence aluminium powders of commercially available self-evident space Chinalco, similarly hereinafter) is 45kW, and spraying current is
850A, argon flow is 48L/min, hydrogen flowing quantity 5L/min in working gas；The powder sending quantity of aluminium powder is 55g/min；Deng from
Spray distance of the sub- spray gun apart from matrix is 350mm, and spray angle is 90 ° ± 1 °, and spray gun movement speed is 5m/min；It is formed thick
Degree is the tack transition metal layer of 0.06mm；
(5) it takes silver powder (purity 99.95wt%, partial size D50 are 52 μm) as raw material, is existed by plasma spray coating process
Heat-conducting metal layer is formed in the tack transition metal layer surface；Wherein, the condition of plasma spraying processing includes: plasma
The spray power of spray gun is 45kW, spraying current 850A, and argon flow is 48L/min, hydrogen flowing quantity 5L/ in working gas
min；The powder sending quantity of silver powder is 55g/min；Spray distance of the plasma gun apart from matrix be 350mm, spray angle be 90 ° ±
1 °, spray gun movement speed is 5m/min；Form the metal heat-conducting layer with a thickness of 0.2mm；
(6) it takes nickel powder (purity 99.5wt%, partial size D50 are 58 μm) as raw material, is existed by plasma spray coating process
Magnetic conductive metal layer is formed in the metal heat-conducting layer surface；Wherein, the condition of plasma spraying processing includes: plasma gun
Spray power is 45kW, spraying current 850A, and argon flow is 48L/min, hydrogen flowing quantity 5L/min in working gas；Nickel
The powder sending quantity of powder is 55g/min；Spray distance of the plasma gun apart from matrix is 350mm, and spray angle is 90 ° ± 1 °, spray
Rifle movement speed is 5m/min；Form the metal magnetic conducting layer with a thickness of 0.2mm；
(7) coating (the high-temperature resistant rustproof paint aluminium base series for being commercially available from chemical company of AsiaINFO) is fetched protection, concentration is formulated as
For the protective paste of 65wt%, the protective paste is sprayed on the surface of aforementioned metal magnetic layer, then in 350 DEG C of dryings
1h obtains the protective layer with a thickness of 0.1mm, obtains ceramic cooker, is denoted as S1.
Embodiment 2
The present embodiment is for illustrating ceramic cooker and preparation method thereof.
Ceramic cooker is prepared using method in embodiment 1, difference is:
(4) taking calcium powder (purity 99wt%, partial size D50 are 60 μm) and zinc powder, (purity 99.5wt%, partial size D50 are
70 μm), calcium powder and zinc powder are mixed by weight 1:1 and dry grinded, obtaining partial size D50 is 55 μm of mixed-powder as raw material, is led to
It crosses plasma spray coating process and forms tack transition metal layer in the glaze layer surface of the ceramic pan ontology；Wherein, plasma
The condition of spray treatment includes: that the spray power of plasma gun is 42kW, spraying current 800A, argon gas stream in working gas
Amount is 45L/min, hydrogen flowing quantity 4L/min；The powder sending quantity of mixed-powder is 50g/min；Spray of the plasma gun apart from matrix
Applying distance is 340mm, and spray angle is 90 ° ± 1 °, and spray gun movement speed is 6m/min；Form the tack with a thickness of 0.06mm
Transition metal layer；Prepared ceramic cooker is denoted as S2.
Embodiment 3
The present embodiment is for illustrating ceramic cooker and preparation method thereof.
Ceramic cooker is prepared using method in embodiment 1, difference is:
(4) it takes molybdenum powder (purity 99.5wt%, partial size D50 are 58 μm) as raw material, is existed by plasma spray coating process
Tack transition metal layer is formed in the glaze layer surface of the ceramic pan ontology；Wherein, the condition of plasma spraying processing includes:
The spray power of plasma gun is 47kW, spraying current 900A, and argon flow is 51L/min, hydrogen stream in working gas
Amount is 7L/min；The powder sending quantity of molybdenum powder is 60g/min；Spray distance of the plasma gun apart from matrix is 360mm, spray angle
It is 90 ° ± 1 °, spray gun movement speed is 5m/min；Form the tack transition metal layer with a thickness of 0.06mm；Prepared pottery
Porcelain cookware is denoted as S3.
Embodiment 4
The present embodiment is for illustrating ceramic cooker and preparation method thereof.
Prepare ceramic cooker using method in embodiment 1, difference is: using ferronickel powder, (nickel contains in step (6)
Amount is 30wt%, and iron content 70wt%, partial size D50 is by 58 μm) replace nickel powder as raw material；Prepared ceramic cooker is denoted as
S4。
Embodiment 5
The present embodiment is for illustrating ceramic cooker and preparation method thereof.
Prepare ceramic cooker using method in embodiment 1, difference is: using si fe alloy powder, (iron contains in step (6)
Amount is 96wt%, and silicone content 4wt%, partial size D50 is by 58 μm) replace nickel powder as raw material；Prepared ceramic cooker is denoted as
S5。
Embodiment 6
The present embodiment is for illustrating ceramic cooker and preparation method thereof.
Ceramic cooker is prepared using method in embodiment 1, difference is: using 430 stainless steel powder (grains in step (6)
Diameter D50 is by 58 μm) replace nickel powder as raw material；Prepared ceramic cooker is denoted as S6.
Embodiment 7
The present embodiment is for illustrating ceramic cooker and preparation method thereof.
Ceramic cooker is prepared using method in embodiment 1, difference is:
(4) aluminium powder (purity 99wt%, partial size D50 are 60 μm) is taken, as raw material, passes through Ultrasonic Arc Sprayed technique
Tack transition metal layer is formed in the glaze layer surface of the ceramic pan ontology；Wherein, the item of Ultrasonic Arc Sprayed processing
Part includes: that the spray power of supersonic electric arc spray gun is 45kW, spraying current 850A, air pressure 0.6MPa, air stream
Amount is 350L/min, propane flow 65L/min, propane pressure 0.6MPa；The powder sending quantity of nickel powder is 80g/min；Supersonic speed
Spray distance of the arc pistol apart from matrix is 175mm, and spray angle is 90 ° ± 1 °, and spray gun movement speed is 55m/min；Shape
At the tack transition metal layer with a thickness of 0.06mm；Prepared ceramic cooker is denoted as S7.
Embodiment 8
The present embodiment is for illustrating ceramic cooker and preparation method thereof.
Ceramic cooker is prepared using method in embodiment 1, difference is: in step (1) and not formed glaze layer；In step
(2) blasting treatment (material spray is steel sand) is carried out to the outer surface of ceramic pan ontology in, so that the roughness of the outer surface of glaze layer reaches
To Ry80 μm；Prepared ceramic cooker is denoted as S8.
Embodiment 9
The present embodiment is for illustrating ceramic cooker and preparation method thereof.
Ceramic cooker is prepared using method in embodiment 1, difference is: not including step (5), it will be golden in step (6)
Belong to magnetic layer to be formed directly on the surface of tack intermediate metal；Prepared ceramic cooker is denoted as S9.
Comparative example 1
This comparative example is for comparative illustration ceramic cooker and preparation method thereof.
Ceramic cooker is prepared using method in embodiment 1, difference is: not including direct in step (4) and step (5)
Heat-conducting layer is formed in the glaze layer surface of the ceramic pan ontology, prepared ceramic cooker is denoted as D1.
Comparative example 2
This comparative example is for comparative illustration ceramic cooker and preparation method thereof.
Ceramic cooker is prepared using method in embodiment 1, difference is: use in the step (4) magnesium powder (purity for
99%, partial size D50 is by 62 μm) aluminium powder is replaced, prepared ceramic cooker is denoted as D1.
Test example
Ceramic cooker prepared by embodiment 1 to 9 and comparative example 1 to 2 is tested as follows:
1, coating binding force is tested: referring to G98642-88 floating coat binding force measuring method, the results are shown in Table 1.
2, coating porosity is tested: referring to People's Republic of China's machinery industry standard JB/T7509-94 floating coat hole
Rate measuring method measures tack transition metal layer in ceramic cooker prepared by embodiment 1 to 9 and comparative example 1 and 2
Porosity the results are shown in Table 1.
3, (secondary) test of impact resistance: muffle furnace is used, further takes out by being heated to 260 DEG C of heat preservation half an hours and is put into 20
Method in DEG C water measures cold-hot number of shocks at 260-20 DEG C, the results are shown in Table 1.
4, induction reactance is tested: being measured at frequency 25kHz using bridge measurement instrument, be the results are shown in Table 1.
5, it testing impedance: is measured at frequency 25kHz using bridge measurement instrument, the results are shown in Table 1.
6, heating conduction is tested: being measured heating conduction using thermal conductivity coefficient measurement instrument, be the results are shown in Table 1.
7, maximum electromagnetic power test: maximum battery power is measured using power measurement instruments, the results are shown in Table 1.
Table 1.
It can be seen that compared with comparative example 1 and 2 by the result of table 1, prepared by embodiment according to the present invention 1-9
Ceramic cooker can not only improve ceramic pan ontology by introducing tack transition metal layer and metal magnetic conducting layer simultaneously in order
Bond strength between metal material layer, and can make gained cookware that there is excellent magnetic property, so that the pot
Tool be effectively relieved in Thermal Cycling thermal stress without generate fall off, and gained cookware through 20-260 DEG C cooling thermal impact 30 times
It does not crack above, to meet the needs of people are to high quality health environment-friendly cookware.
The preferred embodiment of the present invention has been described above in detail, and still, the present invention is not limited thereto.In skill of the invention
In art conception range, can with various simple variants of the technical solution of the present invention are made, including each technical characteristic with it is any its
Its suitable method is combined, and it should also be regarded as the disclosure of the present invention for these simple variants and combination, is belonged to
Protection scope of the present invention.
Claims (21)
1. a kind of ceramic cooker, which is characterized in that the ceramic cooker includes the ceramic pan ontology being sequentially arranged from the inside to the outside
(100), tack transition metal layer (300) and metal magnetic conducting layer (500), wherein the tack transition metal layer (300)
In contain tack metallic element, the tack metallic element is selected from one or more of aluminium, calcium, zinc and molybdenum.
2. ceramic cooker according to claim 1, which is characterized in that in the tack transition metal layer (300), institute
The content for stating tack metallic element is not less than the 70wt% of metallic element total amount.
3. ceramic cooker according to claim 1, which is characterized in that the metal magnetic conducting layer (500) be nickel layer, iron layer,
Nickel and/or iron content are not less than at least one of alloy-layer, si fe alloy layer and 430 stainless steels of 70wt%.
4. ceramic cooker according to claim 1, which is characterized in that the thickness of the tack transition metal layer (300)
For 0.04-0.1mm, metal magnetic conducting layer (500) with a thickness of 0.1-0.5mm.
5. ceramic cooker as claimed in any of claims 1 to 4, which is characterized in that the ceramic pan ontology (100)
Including side wall, bottom wall and the transition connection portion being connected between the side wall and bottom wall；The tack transition metal layer (300)
At least formed on the outer surface of transition connection portion and bottom wall in the ceramic pan ontology (100).
6. ceramic cooker as claimed in any of claims 1 to 4, which is characterized in that the ceramic cooker further includes
Glaze layer (200), the glaze layer (200) are formed between the ceramic pan ontology (100) and tack transition metal layer (300)；
It is preferred that the glaze layer (200) with a thickness of 0.05-0.6mm.
7. ceramic cooker as claimed in any of claims 1 to 4, which is characterized in that the ceramic cooker further includes
Metal heat-conducting layer (400), the metal heat-conducting layer (400) are formed in the tack transition metal layer (300) and the metal
Between magnetic layer (500)；It is preferred that the metal heat-conducting layer is selected from silver-colored heat-conducting layer, aluminium heat-conducting layer, copper heat-conducting layer and zinc heat-conducting layer
At least one of；It is preferred that the metal heat-conducting layer (400) with a thickness of 0.04-0.4mm.
8. ceramic cooker as claimed in any of claims 1 to 4, which is characterized in that the ceramic cooker further includes
Protective layer (600), the protective layer (600) are formed on the outer surface of the metal magnetic conducting layer (500)；It is preferred that the protective layer
For at least one of silicone layer, high-temperature resistant rustproof paint layer and ceramic coating；It is preferred that the protective layer (600) with a thickness of
0.05-0.2mm。
9. a kind of preparation method of ceramic cooker, which is characterized in that the described method comprises the following steps:
(1) ceramic pan ontology is provided；
(2) the ceramic pan body outer surface is roughened；
(3) using the metal powder containing tack metallic element as raw material, in the ceramic pan ontology by way of thermal spraying
On the outer surface of roughened processing formed tack transition metal layer, wherein the tack metallic element be selected from nickel, aluminium,
One or more of calcium, zinc, molybdenum；
(4) metal magnetic conducting layer is formed on the tack transition metal layer.
10. according to the method described in claim 9, it is characterized in that, on the basis of the total weight of metal powder, wherein it is described from
The content of adherent metal element is not less than 70wt%.
11. according to the method described in claim 9, or containing it is characterized in that, the metal powder is tack metal powder
The alloy powder of tack metallic element.
12. according to the method described in claim 9, it is characterized in that, the thermal jet is painted with plasma spraying or supersonic speed electricity
Arc spraying.
13. according to the method for claim 12, which is characterized in that the thermal jet is painted with plasma spraying, the metal powder
The partial size D50 at end is 45-90 μm, preferably 50-55 μm；
Preferably, the condition of the plasma spraying includes: that spray power is 42-47kW, spraying current 800-900A, works
The flow of main gas is 45-51L/min in gas, the flow of auxiliary gas is 4-7L/min；
Preferably, the condition of the plasma spraying includes: that spray power is 43.5-45kW, spraying current 830-850A, works
The flow of main gas is 46-48L/min in gas, the flow of auxiliary gas is 5-6L/min；
Preferably, it is 340-380mm, preferably 350-360mm that the condition of the plasma spraying, which includes: spray distance,；Spray gun
Movement speed is 4-8m/min, preferably 5-6mm/s, and spray angle is 90 ± 5；
Preferably, it is 40-80g/min, preferably 50- that the condition of the plasma spraying, which includes: the powder sending quantity of metal powder,
60g/min。
14. according to the method for claim 12, which is characterized in that the thermal jet is painted with Ultrasonic Arc Sprayed, the gold
Belong to D50 20-40 μm of degree of powder, preferentially selects 25-30 μm；
Preferably, the condition of the Ultrasonic Arc Sprayed include: spray power be 42-47kW, spraying current 800-900A,
Air pressure is 0.4-0.8MPa, air mass flow 280-450L/min, propane pressure 0.4-0.8MPa, propane flow are
50-75L/min；
Preferably, the condition of the Ultrasonic Arc Sprayed include: spray power be 43.5-45kW, spraying current 830-850A,
Air pressure is 0.5-0.7MPa, air mass flow 300-360L/min, propane pressure 0.5-0.7MPa, propane flow are
60-70L/min；
Preferably, the condition of the Ultrasonic Arc Sprayed include: spray distance be 150-200mm, preferably 170-180mm,
Spraying rate is 40-70m/min, preferably 50-60m/min；
Preferably, the condition of the Ultrasonic Arc Sprayed includes: the powder sending quantity 50-90g/min of metal powder, preferably 70-
85g/min。
15. according to the method described in claim 9, it is characterized in that, the metal magnetic conducting layer be selected from nickel layer, iron layer, nickel and/
Or iron content is not less than at least one of alloy-layer, si fe alloy layer and 430 stainless steels of 70wt%.
16. according to the method described in claim 9, it is characterized in that, in the step (1) further include: in provided ceramics
The outer surface of pot ontology, which applies one layer of glaze and is sintered, forms glaze layer；The outer surface of glaze layer is roughened in the step (2)
Processing.
17. according to the method described in claim 9, it is characterized in that, the step (2) to the ceramic pan body outer surface into
In the step of row roughening treatment, so that the roughness of ceramic pan body outer surface is Ry60-100 μm.
18. according to the method described in claim 9, it is characterized in that, in the step (3), before carrying out the thermal spraying,
Further include the steps that carrying out the pre-heat treatment to the outer surface of the roughened processing of ceramic pan ontology, is preferably preheated to 180-
350 DEG C, more preferably it is preheated to 200-280 DEG C.
19. according to the method described in claim 9, it is characterized in that, forming the metal magnetic conducting layer in the step (4)
It before, further include the formation metal heat-conducting layer on the outer surface of the tack transition metal layer, then in the metal heat-conducting
The metal magnetic conducting layer is formed on layer；It is preferred that the metal heat-conducting layer is selected from silver-colored heat-conducting layer, aluminium heat-conducting layer, copper heat-conducting layer and zinc
At least one of heat-conducting layer.
20. according to the method described in claim 9, it is characterized in that, the method also includes:
(5) protective layer is formed on the outer surface of the tack transition metal layer；
Preferably, the protective layer is at least one of silicone layer, high-temperature resistant rustproof paint layer and ceramic coating.
21. a kind of culinary art equipment, which is characterized in that include cookware in the culinary art equipment, the cookware is claim 1 to 8
Any one of described in ceramic cooker；It is preferred that the culinary art equipment is any in electric cooker, slaughterhouse and saucepan.
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| CN201710774474.5A Pending CN109199127A (en) | 2017-06-30 | 2017-08-31 | Ceramic cooker and preparation method thereof and culinary art equipment |
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| CN111633382A (en) * | 2020-05-25 | 2020-09-08 | 湖南康钛尔家居科技发展有限公司 | Kitchen appliance production equipment and manufacturing method and application thereof |
| CN113208409A (en) * | 2021-06-07 | 2021-08-06 | 淄博汇宝电器有限公司 | Ceramic heating pot special for induction cooker and preparation method thereof |
| CN114645239A (en) * | 2022-03-02 | 2022-06-21 | 爱仕达股份有限公司 | Cooking pot and preparation method thereof |
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| CN109464020A (en) * | 2017-09-07 | 2019-03-15 | 佛山市顺德区美的电热电器制造有限公司 | Ceramic cooker and preparation method thereof and cooking apparatus |
| JP7170974B2 (en) | 2019-11-18 | 2022-11-15 | 株式会社サタケ | thermal spraying equipment |
| CN113545648B (en) * | 2020-04-07 | 2022-11-22 | 佛山市顺德区美的电热电器制造有限公司 | Container, cooking utensil and manufacturing method of container |
| CN115594495B (en) * | 2021-07-08 | 2023-08-25 | 武汉苏泊尔炊具有限公司 | Cooking appliance and preparation method thereof |
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| CN114645239B (en) * | 2022-03-02 | 2024-03-29 | 爱仕达股份有限公司 | Cooking pot and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019010501A (en) | 2019-01-24 |
| KR102112541B1 (en) | 2020-05-19 |
| CN109207901B (en) | 2022-03-08 |
| CN109199079B (en) | 2021-09-21 |
| JP6796357B2 (en) | 2020-12-09 |
| CN109199079A (en) | 2019-01-15 |
| KR20190003321A (en) | 2019-01-09 |
| CN109207901A (en) | 2019-01-15 |
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