CN207561731U - Cookware and equipment of cooking - Google Patents
Cookware and equipment of cooking Download PDFInfo
- Publication number
- CN207561731U CN207561731U CN201720639625.1U CN201720639625U CN207561731U CN 207561731 U CN207561731 U CN 207561731U CN 201720639625 U CN201720639625 U CN 201720639625U CN 207561731 U CN207561731 U CN 207561731U
- Authority
- CN
- China
- Prior art keywords
- cookware
- bottom wall
- coating
- thickness
- transition region
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Cookers (AREA)
Abstract
The utility model is related to electric heating appliance technical fields, disclose a kind of cookware and equipment of cooking.The cookware includes matrix (10) and the non-sticking lining (20) being formed on matrix, described to specifically include bottom wall (11), annular sidewall (12) and the arc-shaped transition area (13) being connected between bottom wall and annular sidewall；The non-sticking lining (20) includes the base coat (21) being formed on the bottom wall (11), the sidewall coatings (22) being formed on the annular sidewall (12) and the transition region coating (23) being formed on the arc-shaped transition area (13)；The thickness of wherein described bottom wall coating (21) and the transition region coating (23) is all higher than the thickness of sidewall coatings (22).The cookware is by changing the structure of non-sticking lining in cookware, cookware internal difference in temperature when being cooked with reducing, and then improves the mouthfeel of food.
Description
Technical field
The utility model is related to electric heating appliance technical fields, and in particular to a kind of cookware and equipment of cooking.
Background technology
Cooker is primarily referred to as the utensil cooked, vessel, including electric cooker, inner tub of pressure cooker, frying pan, baking tray etc.；
In the production process of modern cooker, the new opinion of healthy diet is incorporated into, usually all can be used for shape on the surface of culinary art in cooker
Into non-sticking lining (i.e. high hydrophobicity coating), it is in direct contact to avoid culinary art food materials with cooker substrate, and then retain the mouth of food materials
Sense reduces corrosion of the food materials to cooker matrix.
Existing non-sticking lining is generally fluor resin non-stick coating or ceramic non-stick coating, wherein fluor resin non-stick coating master
It is divided into the PTFE nonstick layers of air pressure spraying, the PFA non-sticking linings of electrostatic spraying, ceramic non-stick coating mainly uses air
Silica made of air spraying is the non-sticking lining of base.The coating of these types all have different degrees of good non-stick and
Surface hydrophobic, but its heat transfer coefficient is relatively low.
The heat-generating disc of existing cooker is concentrated mainly on cookware bottom wall, is asked in view of the heat transfer coefficient of non-sticking lining is relatively low
Topic so that the heating rate on cookware top is slow, and always less than the temperature of cookware bottom, the culinary art that this has resulted in food is uneven
It is even, it causes poor taste What is more to cause the half-done state of food.
Utility model content
The purpose of this utility model is to overcome problems of the existing technology, provide a kind of cookware and boiling including it
Equipment is eaten, by changing the structure of non-sticking lining in cookware, cookware internal difference in temperature when being cooked with reducing, and then improve the mouth of food
Sense.
To achieve these goals, on the one hand the utility model provides a kind of cookware, which includes matrix and formation
Non-sticking lining on matrix, it is described to specifically include bottom wall, annular sidewall and the arc being connected between bottom wall and annular sidewall
Shape transition region；The non-sticking lining includes the base coat being formed on the bottom wall, the side being formed on the annular sidewall
Wall coating and the transition region coating being formed in the arc-shaped transition area；Wherein described bottom wall coating and the transition region apply
The thickness of layer is all higher than the thickness of sidewall coatings.
Preferably, the thickness of the bottom wall coating is more than or equal to the thickness of the transition region coating.
Preferably, the thickness ratio of the bottom wall coating and the transition region coating is more than or equal to 1, less than or equal to 2, described
The thickness ratio of transition region coating and sidewall coatings is more than 1, less than or equal to 2.
Preferably, the thickness of the sidewall coatings is 50-500 μm.
Preferably, arc-shaped transition connects the connecting place of the bottom wall coating, sidewall coatings and the transition region coating successively.
Preferably, the non-sticking lining is the stack layer of the particulate matter with flat structure, and the particulate matter includes handing over
The ceramic particle and fluorine resin particle of mistake distribution；Or the particulate matter includes ceramic particle core and is coated on described
The fluorine-containing Resin materials clad of ceramic particle core periphery.
Preferably, the non-sticking lining is the particulate matter stack layer formed by plasma spraying.
Preferably, the material of the ceramic particle is aluminium oxide and/or titanium oxide；The material of fluorine resin particle is PTFE
And/or one or more of PFA.
Meanwhile in the another aspect of the utility model, additionally provide one kind and cook equipment, which is included according to this
Cookware described in utility model.
Preferably, the equipment of cooking is frying pan, frying pan, air fryer, baking machine, bread producing machine, electric cooker, electric pressure cooking saucepan
Or soy bean milk making machine.
Using cookware provided by the utility model and the equipment of cooking for including it, by bottom wall coating in cookware and
The thickness of the transition region coating is all higher than the thickness of sidewall coatings so that in cookware side wall temperatures transmission path be less than bottom wall and
Temperature transmission path in transition region, so that the surface temperature difference of non-sticking lining becomes smaller inside cookware during culinary art so that food (example
Such as rice) it is heated relatively uniform, and then improve the mouthfeel of food (such as rice).
Meanwhile the cookware not waited relative to matrix thickness, this non-sticking lining provided by the utility model not equal thickness
Cookware preparation it is more simple, and cost is more cheap.
Description of the drawings
Fig. 1 is the structural scheme of mechanism according to the cookware of an embodiment of the present invention.
Reference sign
10 be matrix, 11 be bottom wall, 12 be annular sidewall, 13 be arc-shaped transition area, 20 be non-sticking lining, 21 be bottom wall apply
Layer, 22 be sidewall coatings, 23 be transition region coating.
Specific embodiment
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 to comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively
It between the endpoint value of a range and individual point value and can be individually combined with each other between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
In the one side of the utility model, a kind of cookware is provided, as shown in Figure 1, the cookware includes matrix 10 and shape
It is described to specifically include bottom wall 11, annular sidewall 12 and be connected to bottom wall and annular sidewall into the non-sticking lining 20 on matrix
Between arc-shaped transition area 13；The non-sticking lining 20 includes the base coat 21 being formed on the bottom wall 11, is formed in institute
State the sidewall coatings 22 on annular sidewall 12 and the transition region coating 23 being formed in the arc-shaped transition area 13；Wherein institute
The thickness for stating bottom wall coating 21 and the transition region coating 23 is all higher than the thickness of sidewall coatings 22.
In above-mentioned cookware, in order to advanced optimize non-sticking lining surface temperature distribution, under preferable case, the bottom wall applies
The thickness of layer 21 is more than or equal to the thickness of the transition region coating 23.It is further preferred that the bottom wall coating 21 and the transition region apply
The thickness ratio of layer 23 is more than or equal to 1, less than or equal to 2, and the thickness ratio of the transition region coating 23 and sidewall coatings 22 is more than
1st, less than or equal to 2.Wherein consider the characteristics such as hardness and the bond strength of non-sticking lining, under preferable case, the side wall applies
The thickness of layer 22 is 50-500 μm.
In above-mentioned cookware, in order to enable cookware inner surface is smooth, it is easy to take out food, under preferable case, the bottom
Wall coating 21, sidewall coatings 22 and the transition region coating 23 connecting place arc-shaped transition connects successively.
In above-mentioned cookware, in order to improve the bond strength of non-sticking lining, under preferable case, the non-sticking lining 20 is tool
There is the stack layer of the particulate matter of flat structure.
It is comprehensive in order to improve the hardness of non-sticking lining, hydrophobic non-stick wetability, bond strength etc. in above-mentioned cookware
Can, the particulate matter includes the ceramic particle being interspersed and fluorine resin particle；Or the particulate matter includes ceramics
Grain core and the fluorine-containing Resin materials clad for being coated on the ceramic particle core periphery.
In above-mentioned cookware, in order to optimize the bond strength of non-sticking lining, under preferable case, the non-sticking lining 20 is logical
Cross the particulate matter stack layer of plasma spraying formation.There is this non-sticking lining high rigidity (>=300HV), high coating to adhere to
The comprehensive performances such as power (>=30MPa), good hydrophobicity (angle of wetting is more than or equal to 110 °), be conducive to extension cookware uses the longevity
Life.
Preferably, the material of the ceramic particle is aluminium oxide and/or titanium oxide；The material of fluorine resin particle is poly- four
Vinyl fluoride (PTFE) and/or tetrafluoroethylene-perfluoro alkoxy vinyl ethers copolymer (PFA), preferably described fluorine-containing resin powder
Fusing point be 350-420 DEG C, more preferably 400-420 DEG C.It is preferred that the ceramic particle is aluminium oxide, the fluorine resin particle
For PFA particles.
Preferably, the thickness of the particulate matter is 1-10 μm, and trans D is 50-120 μm；Preferably, described compound
The unilateral thickness of fluorine-containing Resin materials clad is 0.2-2 μm in grain.
In above-mentioned cookware, matrix can be the metals such as stainless steel base, aluminum substrate, alloy matrix aluminum, titanium alloy substrate
Matrix or multilayer (including it is double-deck and three layers or more) metal clad substrates.Wherein, multilayer metal compound matrix can be stainless
Steel/aluminum substrate, stainless steel/copper matrix, stainless steel/aluminium/Copper substrate etc..Preferably, the thickness of matrix is 0.5-6mm.
A kind of preparation method of above-mentioned cookware is additionally provided in the utility model, this method includes the following steps：(1) it carries
It is pre-processed for the matrix of cookware, and by matrix；(2) matrix surface for obtaining step (1) carries out optional the pre-heat treatment；
(3) ceramic powders and fluorine resin powder are mixed, obtains mixture of powders, the mixture of powders is carried out as raw material etc.
Plasma spray processing to form base coat on the bottom wall of matrix successively, forms transition region coating in the transition region of matrix,
Sidewall coatings are formed on the side wall of matrix.
In the non-sticking lining formed by the above method while including ceramic particle and fluorine resin particle, and ceramics
Grain and fluorine resin particle studded (interlocking) accumulation form the non-sticking lining.
In the above-mentioned methods, under preferable case, the weight of fluorine resin powder and ceramic powders in the mixture of powders
Than being 1：2-6, preferably 1：3-5.Weight ratio based on raw material powder, in prepared non-sticky coating, fluorinated resin particle with
The weight ratio of ceramic particle is 1：2-6, preferably 1：3-5.
In the above-mentioned methods, under preferable case, the ceramic powders be alumina powder and/or titanium dioxide powder, preferably
For alumina powder and titanium dioxide powder, it is highly preferred that the weight ratio of alumina powder and titanium dioxide powder is 1：0.05-0.4.
Weight ratio based on raw material powder, in prepared non-sticky coating, the ceramic particle is alumina particle and/or titanium oxide
Particle, preferably alumina particle and titan oxide particles, it is highly preferred that the weight ratio of alumina particle and titan oxide particles is 1：
0.05-0.4。
In the above-mentioned methods, under preferable case, the powder sending quantity of the mixture of powders is 3.5-10g/min, preferably 5-
7g/min, the mixture of powders are fed through by way of outer powder feeding in the flame stream that plasma gun is formed.
The preparation method of another above-mentioned cookware is additionally provided in the utility model, this method includes the following steps：(1)
The matrix of cookware is provided, and matrix is pre-processed；(2) matrix surface for obtaining step (1) is carried out at optional preheating
Reason；(3) it using ceramic powders and fluorine-containing resin powder as raw material, is handled by plasma spraying, with successively on the bottom wall of matrix
Base coat is formed, transition region coating is formed in the transition region of matrix, sidewall coatings are formed on the side wall of matrix；Wherein,
In the step of plasma spraying is handled, the flame stream that is formed using plasma gun, and the distance in the flame stream formed
Ceramic powders are sent at lance outlet D1, fluorine-containing resin powder is sent at lance outlet D2, wherein D2 is more than D1.
By the stack layer that the non-sticking lining that the above method is formed is particulate matter, wherein particulate matter includes ceramic particle core
Portion and fluorine resin clad.Preferably, the thickness of the particulate matter is 1-10 μm, perpendicular to thickness direction in the particulate matter
A diameter of 50-120 μm of maximum cross section；Preferably, the unilateral thickness of the fluorine-containing Resin materials clad is 0.2-2 μ
m；Preferably, ceramic particle is aluminium oxide and/or titanium oxide in the ceramic particle core；Preferably, the fluorine-containing resin material
Expect that fluorine-containing Resin materials are PTFE and/or PFA in clad；
In the above-mentioned methods, under preferable case, the 1/2 of 1/6≤D2-D1≤flame stream length of the flame stream length, it is more excellent
Selection of land, the 1/3 of 1/4≤D2-D1≤flame stream length of flame stream length, wherein flame stream length is preferably 14-18cm；It is more preferably described
D1 is the 1/4-1/3 of the flame stream length, and the D2 is the 1/2-2/3 of the flame stream length.
In the above-mentioned methods, under preferable case, the powder sending quantity of the ceramic powders is 3.5-5g/min；The fluorine-containing resin
The powder sending quantity of powder is 2.5-3.5g/min.In Plasma Spraying Process Using, fluorine resin granule atomization is attached to ceramic particle
During on the surface of core, part fluorine resin raw material can be lost in, and by chemical analysis to prepared not snearing
Layer is measured it is found that by controlling powder sending quantity in above range, and prepared non-sticking lining is wrapped on the basis of its total weight
It includes：The ceramic particle of 55-90 weight % and the fluorine resin material of 10-45 weight %.
In the above described two methods, under preferable case, the step of plasma spraying processing in, spray power 30-
50kW, spraying current 600-650A；The flow of main gas (such as argon gas) is 35-55L/min in working gas, auxiliary gas (such as
Hydrogen) flow be 2-6L/min.It is highly preferred that in the step of plasma spraying processing, spray power 35-45kW,
Spraying current is 620-630A；Primary air amount is 40-50L/min in working gas, and the flow of auxiliary gas is 3-5L/min.It is preferred that
In the step of ground, the plasma spraying processing, spray angle is 70-90 °；
In the above described two methods, under preferable case, the step of plasma spraying processing in, spray distance 60-
100mm, preferably 75-85mm；Spray gun movement speed is 60-100mm/s, preferably 75-85mm/s.
In the above described two methods, under preferable case, the grain size D50 of the ceramic powders is 5-80 μm, preferably 20-50
μm, mobility 10-30s/50g；The grain size D50 of the fluorine resin powder is 20-100 μm, preferably 40-100 μm, more excellent
It is selected as 45-60 μm；The mobility of the fluorine resin powder is less than 30s/50g, more preferably preferably 10-25s/50g, 10-
20s/50g.Wherein grain size D50 is volume mean diameter, is referred to when cumulative distribution is 50vol% in size distribution curve most
The equivalent diameter of bulky grain.
In the above described two methods, under preferable case, when selecting fluorine-containing resin powder, if commercially available fluorine resin powder
The mobility at end be when can not meet the requirements, fluorine-containing resin powder can be modified with obtain mobility meet the requirements it is fluorine-containing
Resin powder, in a preferred case, modified fluoride-containing toner are prepared by method comprising the following steps：(a) will
Fluorine resin powder, binding agent, lubricant and water mixing, prepare slurry；(b) slurry is subjected to spray drying treatment.
Preferably, in step (a), on the basis of the weight of slurry, the content of fluorine resin powder is 30-60 weight %,
Further preferably 38-55 weight %；The content of binding agent is 0.2-2 weight %, further preferably 0.2-0.5 weight %；
The content of lubricant is 0.5-3 weight %, further preferably 1-3 weight %；The content of water is 35-68 weight %, further
Preferably 42-60 weight %.
Preferably, in step (a), the binding agent is at least one in polyvinyl alcohol, polyvinyl chloride and polyacrylate
Kind.
Preferably, in step (a), the lubricant is at least one of glycerine, paraffin and graphite.
Preferably, in step (b), the mode of the spray drying treatment is dried for aerodynamic atomization, and the aerodynamic atomization is done
Dry condition includes：Atomizing pressure is 0.3-0.6MPa, further preferably 0.3-0.5MPa；Atomization air flow flow is 1-4m3/
H, further preferably 1-3m3/h；Inlet temperature is 200-400 DEG C, further preferably 300-350 DEG C；Air outlet temperature is
50-200 DEG C, further preferably 50-150 DEG C.
In the above described two methods, under preferable case, the ceramic powders be aluminium oxide and/or titanium oxide, it is described fluorine-containing
Resin powder is polytetrafluoroethylene (PTFE) (PTFE) and/or tetrafluoroethylene-perfluoro alkoxy vinyl ethers copolymer (PFA), preferably institute
The fusing point for stating fluorine-containing resin powder is 350-420 DEG C, more preferably 400-420 DEG C.
In the above described two methods, under preferable case, the method for the pretreatment of step (1) can include blasting treatment and take off
Fat processing, for the method for blasting treatment and ungrease treatment, there is no particular limitation, can be respectively commonly used in the art various
Method.For example, the method for blasting treatment includes：Using sand grains (such as glass sand, brown steel sand, black palm fibre jade, the Bai Gang of 60-150 mesh
Jade, diamond dust etc.), control Jet Stream pressure is 0.2-0.9MPa, and obtained roughness is about Ra2-8 μm.At sandblasting
, need to be by removings such as the remaining fine powder particles of base inner surface after reason, for the method for removing, there is no particular limitation, can
To be blown clean and can also be removed by washing with high pressure draught, this is well known to the skilled person, and details are not described herein.
For example, the method for ungrease treatment can include alkali cleaning, pickling, washing and high temperature drying (such as 200-450 DEG C drying 10- successively
15min)。
In the above described two methods, under preferable case, the matrix surface that step (1) obtains is preheated to 80- in step (2)
150℃。
It cooks equipment in addition, additionally providing one kind in the utility model, which includes pot of the present invention
Tool.Preferably, the equipment of cooking is frying pan, frying pan, air fryer, baking machine, bread producing machine, electric cooker, electric pressure cooking saucepan or beans
Pulp grinder.
Non-sticking lining of the present invention and preparation method thereof will be described in detail by embodiment below.In following embodiment
In, unless otherwise instructed, each material used is commercially available, and each method used is the common method of this field.
Alumina powder is purchased from Beijing Sang Yao Science and Technology Development Co., Ltd.s, and grain size D50 is 32 μm, mobility 12s/50g.
Titanium dioxide powder is purchased from Beijing Sang Yao Science and Technology Development Co., Ltd.s, and grain size D50 is 38 μm, mobility 18s/50g.
Common PFA powder is purchased from Dajin Fluorine Coating (Shanghai) Co., Ltd., and grain size D50 is 15 μm, the ball of 95% powder
Shape degree is 18%, mobility 78s/50g, purity 94%, and fusing point is 345 DEG C, and surface roughness is Ra0.6 μm.
Modified PFA powders As 1, preparation method includes：(1) the common PFA powder of 47.6kg, 0.4kg polyvinyl alcohol (are purchased from
Shanghai Fu Sichun Chemical Industry Science Co., Ltd, model PVA1788), 2kg glycerine and 50kg water mixing, prepare slurry；(2) will
Slurry carries out aerodynamic atomization drying process, wherein, the condition of aerodynamic atomization drying includes：Atomizing pressure is 0.4MPa, atomization gas
Stream flow is 2m3/ h, inlet temperature are 320 DEG C, and air outlet temperature is 100 DEG C, obtain modified PFA powders As 1.After measured, it is modified
The grain size D50 of PFA powders As 1 is 52 μm, mobility 15s/50g, purity 99.9%, and fusing point is 410 DEG C, surface roughness
It is Ra0.2 μm.
Embodiment 1
The method that the present embodiment prepares non-sticking lining for explanation using plasma spraying method.
(1) aluminum pot matrix (thickness 2.5mm) is pre-processed, wherein the method pre-processed includes：A) in 55 DEG C of temperature
The lower oil removing of degree 8 minutes；B) it is cleaned with deionized water；C) 100 DEG C of drying 5min；D) using the brown steel sand of 60-80 mesh, in 0.6MPa
Jet Stream pressure under blasting treatment is carried out to aluminum pot base inner surface its surface roughness is made then to use air-flow for Ra3 μm
(air) blows clean the remaining powder particle of pot base inner surface；E) with NaOH solution alkali cleaning at 80 DEG C of 40 weight %
1 minute；F) in the salpeter solution of 20 weight % and 3 minutes；G) it after being cleaned with deionized water, is dried 12 minutes at 300 DEG C；
(2) matrix surface that step (1) obtains is preheated to 120 DEG C；
(3) it is raw material with alumina powder and modified PFA powders As 1, is handled by plasma spraying, with successively in cookware
Base coat (thickness d1) is formed on the bottom wall of matrix, transition region coating is formed in the transition region of cookware matrix, and (thickness is
D2), sidewall coatings (thickness d3) are formed on the side wall of cookware matrix；Wherein, the condition of plasma spraying processing includes：Deng
The spray power of ion spray gun is 40kW, spraying current 625A, and hydrogen flowing quantity is 4L/min in working gas, and argon flow amount is
45L/min；Spray distance of the plasma gun apart from matrix is 80mm, and spray angle is 80 ° ± 1 °, and spray gun movement speed is
80mm/s；Alumina powder is sent into the flame stream formed in plasma gun at lance outlet D1 (the 1/4 of flame stream length),
Powder sending quantity is 4.2g/min, and modified PFA powders As 1 are sent at lance outlet D2 (the 1/2 of flame stream length), and powder sending quantity is
2.8g/min。
Test：By forming the non-sticking lining (thickness is referring to table 1) of different-thickness on cookware matrix, and will be coated with not
After the cookware of adhesive coating layer is heated to 100 DEG C by conventional heating mode (bottom heat-generating disc), measure inside cookware at different location
Temperature, the temperature of wherein bottom wall coating is A, and the temperature of transition region coating is B, and the temperature of sidewall coatings is denoted as C, specifically
Data are referring to such as the following table 1.
Table 1.
| Side wall/transition/bottom wall coating layer thickness | d1/d2 | d3/d2 | A.B maximum temperature differences (DEG C) | C.B maximum temperature differences (DEG C) |
| 200μm/300μm/300μm | 1 | 2/3 | 10 | 8 |
| 200μm/400μm/400μm | 1 | 1/2 | 10 | 12 |
| 200μm/300μm/450μm | 3/2 | 2/3 | 8 | 8 |
| 200μm/400μm/600μm | 3/2 | 1/2 | 8 | 12 |
| 200μm/300μm/600μm | 2/1 | 2/3 | 14 | 8 |
| 200μm/400μm/800μm | 2/1 | 1/2 | 14 | 12 |
| 200μm/200μm/200μm | 3 | 3 | 18 | 16 |
| 200μm/400μm/200μm | 1/2 | 1/2 | 16 | 17 |
Embodiment 2
The method that the present embodiment prepares non-sticking lining for explanation using plasma spraying method.
(1) aluminum pot matrix (thickness 2.5mm) is pre-processed, wherein the method pre-processed includes：A) in 55 DEG C of temperature
The lower oil removing of degree 8 minutes；B) it is cleaned with deionized water；C) 100 DEG C of drying 5min；D) using the brown steel sand of 60-80 mesh, in 0.6MPa
Jet Stream pressure under blasting treatment is carried out to aluminum pot base inner surface its surface roughness is made then to use air-flow for Ra3 μm
(air) blows clean the remaining powder particle of pot base inner surface；E) with NaOH solution alkali cleaning at 80 DEG C of 40 weight %
1 minute；F) in the salpeter solution of 20 weight % and 3 minutes；G) it after being cleaned with deionized water, is dried 12 minutes at 300 DEG C；
(2) matrix surface that step (1) obtains is preheated to 120 DEG C；
(3) 150kg titanium dioxide powders and 50kg are modified PFA powders As 1 to mix, dry 1.5h at 100 DEG C, obtain powder
Mixture is handled using mixture of powders as raw material by plasma spraying, to form bottom on the bottom wall of cookware matrix successively
Portion's coating (thickness d1) forms transition region coating (thickness d2), in the side of cookware matrix in the transition region of cookware matrix
Sidewall coatings (thickness d3) are formed on wall；Wherein, the condition of plasma spraying processing includes：The spray power of plasma gun
For 40kW, spraying current 625A, hydrogen flowing quantity is 4L/min, argon flow amount 45L/min in working gas；Plasma gun
Spray distance apart from matrix is 80mm, and spray angle is 80 ° ± 1 °, and spray gun movement speed is 80mm/s, mixture of powders
Powder sending quantity is 6g/min.
Test：By forming the non-sticking lining (thickness is referring to table 2) of different-thickness on cookware matrix, and will be coated with not
After the cookware of adhesive coating layer is heated to 100 DEG C by conventional heating mode (bottom heat-generating disc), measure inside cookware at different location
Temperature, the temperature of wherein bottom wall coating is A, and the temperature of transition region coating is B, and the temperature of sidewall coatings is denoted as C, specifically
Data are referring to such as the following table 2.
Table 2.
| Side wall/transition/bottom wall coating layer thickness | d1/d2 | d3/d2 | A.B maximum temperature differences (DEG C) | C.B maximum temperature differences (DEG C) |
| 200μm/300μm/300μm | 1 | 2/3 | 12 | 9 |
| 200μm/400μm/400μm | 1 | 1/2 | 12 | 13 |
| 200μm/300μm/450μm | 3/2 | 2/3 | 9 | 9 |
| 200μm/400μm/600μm | 3/2 | 1/2 | 9 | 14 |
| 200μm/300μm/600μm | 2/1 | 2/3 | 15 | 10 |
| 200μm/400μm/800μm | 2/1 | 1/2 | 15 | 14 |
| 200μm/200μm/200μm | 3 | 3 | 20 | 17 |
| 200μm/400μm/200μm | 1/2 | 1/2 | 17 | 18 |
Content in Tables 1 and 2 is it is found that thickness by adjusting bottom wall coating, transition region coating and sidewall coatings so that bottom
The thickness of wall coating and transition region coating is more than sidewall coatings, can be effectively improved the temperature on three surface under same heating condition
Difference, and then the cookware internal temperature temperature difference is reduced, avoid the food (such as rice) caused by temperature unevenness half-cooked (half-done) existing
The generation of elephant, and then improve food mouthfeel.
Meanwhile in view of bottom wall and transition region are the concentration zones by corrosion and friction phenomenon, by relative to sidewall coatings,
Increase the thickness of bottom wall coating, transition region coating and sidewall coatings, be conducive to improve protection work of the non-sticking lining to cookware matrix
With, and then be conducive to extend the service life of cookware.
The preferred embodiment of the utility model 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 should equally be considered as the utility model
Disclosure of that belongs to the scope of protection of the utility model.
Claims (10)
1. a kind of cookware, which is characterized in that the cookware includes matrix (10) and the non-sticking lining (20) being formed on matrix, described
Cookware includes bottom wall (11), annular sidewall (12) and the arc-shaped transition area (13) being connected between bottom wall and annular sidewall；Institute
State non-sticking lining (20) including be formed on the bottom wall (11) base coat (21), be formed on the annular sidewall (12)
Sidewall coatings (22) and the transition region coating (23) that is formed on the arc-shaped transition area (13)；Wherein described bottom wall applies
The thickness of layer (21) and the transition region coating (23) is all higher than the thickness of sidewall coatings (22).
2. cookware according to claim 1, which is characterized in that the thickness of the bottom wall coating (21) is more than or equal to the mistake
Cross the thickness of area's coating (23).
3. cookware according to claim 1 or 2, which is characterized in that the bottom wall coating (21) and the transition region coating
(23) thickness ratio is more than or equal to 1, less than or equal to 2；The transition region coating (23) and the thickness ratio of sidewall coatings (22)
More than 1, less than or equal to 2.
4. cookware according to claim 1 or 2, which is characterized in that the thickness of the sidewall coatings (22) is 50-500 μm.
5. cookware according to claim 1 or 2, which is characterized in that the bottom wall coating (21), sidewall coatings (22) and institute
State the connecting place arc-shaped transition connection successively of transition region coating (23).
6. cookware according to claim 1 or 2, which is characterized in that the non-sticking lining (20) is with flat structure
The stack layer of particulate matter；The particulate matter includes the ceramic particle being interspersed and fluorine resin particle；Or the particle
Object includes ceramic particle core and the fluorine-containing Resin materials clad for being coated on the ceramic particle core periphery.
7. cookware according to claim 1 or 2, which is characterized in that the non-sticking lining (20) is passes through plasma spraying
The particulate matter stack layer of formation.
8. cookware according to claim 6, which is characterized in that the material of the ceramic particle is aluminium oxide and/or oxidation
Titanium；The material of fluorine resin particle is the one or more of PTFE and/or PFA.
The equipment 9. one kind is cooked, which is characterized in that the equipment of cooking includes the cookware described in claim 1 to 8.
10. equipment according to claim 9 of cooking, which is characterized in that the equipment of cooking is fried for frying pan, frying pan, air
Pot, baking machine, bread producing machine, electric cooker, electric pressure cooking saucepan or soy bean milk making machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720639625.1U CN207561731U (en) | 2017-06-01 | 2017-06-01 | Cookware and equipment of cooking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720639625.1U CN207561731U (en) | 2017-06-01 | 2017-06-01 | Cookware and equipment of cooking |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207561731U true CN207561731U (en) | 2018-07-03 |
Family
ID=62696769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720639625.1U Active CN207561731U (en) | 2017-06-01 | 2017-06-01 | Cookware and equipment of cooking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207561731U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112137420A (en) * | 2019-06-28 | 2020-12-29 | 武汉苏泊尔炊具有限公司 | Cooking utensil |
| CN112869531A (en) * | 2019-11-29 | 2021-06-01 | 佛山市顺德区美的电热电器制造有限公司 | Pan and cooking equipment |
| CN112998528A (en) * | 2019-12-19 | 2021-06-22 | 佛山市顺德区美的电热电器制造有限公司 | Container, preparation method and cooking utensil |
| CN114192370A (en) * | 2021-12-16 | 2022-03-18 | 山东多星电器有限公司 | Spraying method of half-screen non-stick coating of electric food warmer |
-
2017
- 2017-06-01 CN CN201720639625.1U patent/CN207561731U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112137420A (en) * | 2019-06-28 | 2020-12-29 | 武汉苏泊尔炊具有限公司 | Cooking utensil |
| CN112137420B (en) * | 2019-06-28 | 2023-06-20 | 武汉苏泊尔炊具有限公司 | Cooking utensil |
| CN112869531A (en) * | 2019-11-29 | 2021-06-01 | 佛山市顺德区美的电热电器制造有限公司 | Pan and cooking equipment |
| CN112998528A (en) * | 2019-12-19 | 2021-06-22 | 佛山市顺德区美的电热电器制造有限公司 | Container, preparation method and cooking utensil |
| CN114192370A (en) * | 2021-12-16 | 2022-03-18 | 山东多星电器有限公司 | Spraying method of half-screen non-stick coating of electric food warmer |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207561731U (en) | Cookware and equipment of cooking | |
| CN109706419A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking | |
| CN106086763A (en) | Pan and preparation method thereof | |
| CN109957750A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking | |
| CN108977747A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking | |
| JP4791465B2 (en) | Cookware having metallic non-stick coating and method for producing the same | |
| CN108977748A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking | |
| CN112426046B (en) | Heat conduction new material non-stick pan with annular concave-convex texture at bottom | |
| CN110760779A (en) | Non-stick coating and preparation method thereof, cookware and cooking utensil | |
| CN111139423A (en) | Coating, preparation method thereof, pot and cooking utensil | |
| CN108728784A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking | |
| CN109943799A (en) | A kind of heating utensil and preparation method thereof | |
| CN110129713B (en) | Heating appliance and preparation method thereof | |
| CN209694856U (en) | Cookware and cooking apparatus | |
| CN109930103B (en) | Heating appliance and preparation method thereof | |
| CN207294874U (en) | Cookware and the equipment of cooking for including it | |
| CN108720620A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking | |
| CN207159333U (en) | Pan and equipment of cooking | |
| CN109136817A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking | |
| CN209883785U (en) | Pot and cooking utensil | |
| CN108977750A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking | |
| CN108968702A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking | |
| CN209300766U (en) | Cookware and cooking apparatus | |
| CN207949654U (en) | Cookware and equipment of cooking | |
| CN108977749A (en) | Non-sticking lining and preparation method thereof and cookware and equipment of cooking |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |