CN109717738A - Cook nonmetallic heating device - Google Patents
Cook nonmetallic heating device Download PDFInfo
- Publication number
- CN109717738A CN109717738A CN201910097360.0A CN201910097360A CN109717738A CN 109717738 A CN109717738 A CN 109717738A CN 201910097360 A CN201910097360 A CN 201910097360A CN 109717738 A CN109717738 A CN 109717738A
- Authority
- CN
- China
- Prior art keywords
- glass
- nonmetallic
- ceramic
- ceramic substrate
- heating device
- 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.)
- Granted
Links
Abstract
The invention discloses a kind of nonmetallic heating devices, including nonmetallic kettle body and heated base, the heated base includes ceramic heating disc, the surface of the ceramic heating disc is formed at least one layer of glass function coating, the ceramic heating disc is molded as one structure by glass function coating and nonmetallic kettle body, and the intracorporal food of nonmetallic pot is spaced by the glass function coating with ceramic heating disc；Wherein, the glass function coating is sintered under conditions of 750~1200 DEG C by glass glaze and is made.Using the present invention, the ontology of heating device realizes complete nonmetallic production, can solve simultaneously cost is relatively low, the service life is long, safety, can volume production, cleaning the problems such as being easy.
Description
Technical field
The present invention relates to fields of home appliance technology, the in particular to a kind of nonmetallic heating device of culinary art.
Background technique
Kettle is the necessity of life, from coal gas kettle to intelligent plastic electric heating kettle, arrives stainless steel insulating pot, then to partly
Glass water pot, full glass water pot, product are being kept updating.It is glass physical stability of characteristics, safety, clean, it will not be with heating
Food generate chemical reaction, do not have the secret worry of heavy metal, the transparent body of glass can penetrate far infrared, promoted water quality,
Optimize water source.
Current full glass water pot substantially has technologies several in this way: transparent nano film, carbon film and thick film.The first two kind power declines
Subtract fastly, abandoned by various manufacturers, the latter's power stability is good, but technique requires height, wants to the processing index of glass body
Ask stringent, such as: smoothness, the uniformity of thickness, compactness cannot have bubble, hollow etc..In These parameters, any one
Standard is not achieved, Electric radiant Heating Film is also easy to produce hot knot and micro- sudden strain of a muscle electric discharge, and instantaneous temperature is high, and it is broken to eventually lead to vitreum.Moreover, hair
Hotting mask needs temperature characterisitic, the matched coefficients of thermal expansion with glass, while good can also adhere to, infiltrate with glass.And
It also to fire and test after the slurry modulation of heating film, test period is long, and uncertain factor is big, once the physical property variation of glass is again
The long period is spent to re-modulate.
With current glass industry level of processing both domestic and external, it is unable to satisfy above-mentioned processing index.Then at high cost
High quartz glass comes into being to substitute the solution of the Pyrex of good economy performance.However, the cost of quartz glass is
Tens times of Pyrex, although the thickness of quartz, flatness, bubble hollow are superior to borosilicate, quartzy fusing point is high, kettle body at
Type difficult processing, cost is huge, is unable to volume production.
In order to solve the inherent shortcoming of glass material, occur other some solutions these years, such as: cut bottom glass
Glass kettle body uses ceramic heating plate/crystallite heating plate and silica gel sealing ring, is embedded in and cuts in the glass pot body of bottom, form one kind
Pseudo- full glass health-promotion kettle.It is directly contacted with heating liquid due to metal heating tray, although heat transfer efficiency can be improved, it is broken
It is broken all-glass theory, during hot cooking food, food and silica gel are chemically reacted, and cause pollution, discoloration, heavy metal super
Mark.Moreover, the place of sealing ring and heater transition is usually also the dead angle of cleaning, it cannot be guaranteed that safety and sanitation.In addition, above-mentioned
The sealing consistency of structure is bad, can not achieve volume production.
For another example: heating film is attached directly in kettle body, since kettle body material conducts heat is bad, be easy to cause hot-spot,
So that heating film overheats and ablation, it is also possible to cause kettle body to rupture because kettle body material cold-heat shrinks unevenness.
For another example: the scheme of external radiation places quartz heating-pipe in glass pot bottom, to being filled with water, glass container adds
Heat, the disadvantage is that: bottom heat is high, it is seen that polished bard eye, control system inaccuracy etc..
That is, the scheme of current full glass water pot can not meet simultaneously, cost is relatively low, the service life is long, safety, can volume production, cleaning
The problems such as being easy.
Summary of the invention
Technical problem to be solved by the present invention lies in, provide a kind of culinary art nonmetallic heating device, heating device
Ontology realizes complete nonmetallic production, can solve simultaneously cost is relatively low, the service life is long, safety, can volume production, cleaning the problems such as being easy.
To reach above-mentioned technical effect, the present invention provides a kind of nonmetallic heating devices of culinary art, including nonmetallic pot
Body and heated base, the heated base include ceramic heating disc, and the surface of the ceramic heating disc is formed at least one layer of glass
Glass functional coating, the ceramic heating disc are molded as one structure, the glass by glass function coating and nonmetallic kettle body
The intracorporal food of nonmetallic pot is spaced by functional coating with ceramic heating disc；
Wherein, the glass function coating is sintered under conditions of 750~1200 DEG C by glass glaze and is made.
As an improvement of the above technical solution, the nonmetallic kettle body is to cut the kettle body at bottom；
The ceramic heating disc includes ceramic substrate, and the front of the ceramic substrate is equipped with the glass function coating, back
Face is equipped with thick film heating circuit and insulating protective layer.
As an improvement of the above technical solution, the ceramic substrate be single ceramic substrate or composite ceramic substrate, it is described
Ceramic substrate selects silicon carbide ceramics substrate, aluminium oxide ceramic substrate, aluminum nitride ceramic substrate, silicon nitride ceramic substrate or oxidation
Zircon ceramic substrate.
As an improvement of the above technical solution, the ceramic substrate with a thickness of 1~5mm, thermal coefficient is (16~200)
W·m-2·K-1；
The glass function coating with a thickness of 0.01~0.15mm；
The insulating protective layer is glassy layer, with a thickness of 0.01~0.15mm.
As an improvement of the above technical solution, the glass-glazed component is as follows；
B2O33~15%, SiO260~85%, Al2O30~20%, CaO 0~10%, Na2O 0~10%, MgO 0
~5%, ZnO 0~10%, SiC 0~5%.
As an improvement of the above technical solution, the glass glaze is made by following methods:
Said components are proportionally uniformly mixed, in 1500~1650 DEG C of meltings, through water quenching, drying, crushing, screening,
Obtain glass glaze powder.
As an improvement of the above technical solution, the glass function coating is made by following methods:
Glass glaze powder is deployed into slurry, glass glaze slurry is printed on ceramic substrate table by way of silk-screen printing
Face；
The ceramic substrate for being printed with glass glaze slurry is dried, and carries out high temperature sintering, the temperature of high temperature sintering is
850~1150 DEG C.
As an improvement of the above technical solution, the glass glaze is also added with functional mixture, the functional mixture
Additional amount is 0.5~10wt%；The functional mixture includes one of oxide, carbide, nitride, rare earth oxide
Or it is a variety of.
As an improvement of the above technical solution, the functional mixture include iron oxide, nickel oxide, cobalt oxide, copper oxide,
One of zinc oxide, silica, silicon carbide, tungsten carbide, aluminium nitride, aluminum tungstate, rare earth oxide are a variety of.
As an improvement of the above technical solution, the glass function coating 9~15 μm infra red radiation band emissivity >
0.5。
Implement the invention has the following beneficial effects:
The present invention provides a kind of culinary art nonmetallic heating device, including nonmetallic kettle body and heated base, heated base
The surface of ceramic heating disc be formed at least one layer of glass function coating, make it at applied at elevated temperature (heating for food),
Have safety, health, health care, efficient, energy-efficient function, specific as follows:
1, safety: this heat-generating disc has good mechanical strength, by being processed into the thin of 1~5mm using ceramic substrate
Piece, quality is hard, and weight is light compared with stainless steel substrate, and high temperature will not deform.Thermal expansion coefficient is low, and thermal shock resistance is good, suddenly
It is cold it is shock heating will not burst, can at 450 DEG C steady operation.Potsherd good insulating simultaneously, can better ensure that Electrical Safety.
2, hygienic: this heat-generating disc, using ceramic substrate, on surface, covering high-temperature glass glaze is sintered the glass function to be formed and applies
Layer forms composite construction, and the main component of the glass glaze is boron, silicon, aluminium, calcium, magnesium, zinc, sodium, potassium, is free of venomous injurant
Matter, transparent after firing or translucent, acid-fast alkali-proof performance is good, under room temperature or hot conditions, physical chemistry
Matter is stablized, and requirement of the people to food hygiene is met.Glass glaze surfacing, bright and clean, fine and close simultaneously, glass glaze itself is not allowed
Easily reacted with other materials, it is not easy to the spot of difficult cleaning is generated, it is easy to clean in use.
3, healthy: glass glaze of the present invention is also added with functional mixture, makes itself at service temperatures, can spontaneously spoke
A length of 9~15 μm of the far infrared of ejected wave, radiation intensity is high, emissivity is high, during heating, can effectively with hydrone
Resonance is formed, activation of small molecule water is formed, can significantly improve the mouthfeel of water.
4, efficiently: this heat-generating disc using substrate is high heat-conducting ceramic, it can be achieved that biggish heating power, such as 600~
2000W, considerably beyond the heating power of general glassware, under equal conditions, the speed heated up water is faster.
5, energy saving: this heat-generating disc takes thick film circuit heating method, and electric heating conversion efficiency is high, reaches 95% or more, therefore
With good energy-saving effect.
Therefore, the present invention is sintered to form glass function coating on ceramic heating disc using glass glaze, is formed a kind of completely new
The full glass heating kettle of structure.The glass function coating is fine and close, bright and clean, smooth, hard, chemical property is stablized, and can solve simultaneously
Certainly cost is relatively low, the service life is long, safety, can volume production, cleaning the problems such as being easy.
Detailed description of the invention
Fig. 1 is a kind of cross-sectional view of nonmetallic heating device of the present invention.
Fig. 2 is the perspective view of the nonmetallic kettle body of the present invention.
Fig. 3 is the front sectional view of the nonmetallic kettle body of the present invention.
Fig. 4 is the partial enlarged view in the portion A shown in Fig. 3.
Fig. 5 is the bottom view of the nonmetallic kettle body of the present invention.
Fig. 6 is the cross-sectional view of ceramic heating disc of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made into one below in conjunction with attached drawing
The detailed description of step.
The scheme of current full glass water pot can not meet simultaneously cost is relatively low, the service life is long, safety, can volume production, cleaning hold
The problems such as easy.Therefore, the present invention provides a kind of solution of new thought, by increasing on the ceramic heating disc of heated base
If one layer of glass function coating, full glass water pot is realized with this.
For this purpose, as shown in Figure 1, the present invention devises a kind of nonmetallic heating device of culinary art, including nonmetallic kettle body 1,
Heated base 2 and function control pedestal 3, nonmetallic kettle body 1 is molded as one structure with heated base 2, then is placed on function control
On pedestal 3 processed, realize that intelligent control is heated up water.
The heated base 2 includes ceramic heating disc 21, and the surface of the ceramic heating disc 21 is formed at least one layer of glass
Glass functional coating 22, the ceramic heating disc 21 are molded as one structure by glass function coating 22 and nonmetallic kettle body 1, institute
Glass function coating 22 is stated to be spaced the food in nonmetallic kettle body 1 with ceramic heating disc 21.
In conjunction with Fig. 2 and Fig. 3, the nonmetallic kettle body 1 is to cut the kettle body at bottom.
It should be noted that the kettle body for cutting bottom only includes side wall, and it is not provided with bottom, the side wall forms hollow kettle body
Structure.The present invention cuts the bottom of the kettle body 1 at bottom and the glass function coating 22 of heated base connects, and forms a complete kettle body knot
Structure.
The nonmetallic kettle body 1 can be glass pot body, ceramic pot body or quartzy kettle body, but not limited to this.Preferably, institute
Stating nonmetallic kettle body is glass pot body.
As shown in Figure 5,6, the ceramic heating disc 21 includes ceramic substrate 211, and the front of the ceramic substrate 211 is equipped with
The glass function coating 22, the back side are equipped with thick film heating circuit 212 and insulating protective layer 213.The ceramic substrate 211 is
Single ceramic substrate or composite ceramic substrate.More preferably, in order to print thick film heating on different ceramic substrates 211
Circuit 212, ceramic substrate 211 are pre-processed, and glassy layer is overleaf initially formed, and republish thick film heating circuit 212
And insulating protective layer 213.That is, the ceramic heating disc 21 includes ceramic substrate 211, the front of the ceramic substrate 211 is set
There is the glass function coating 22, the back side is equipped with glassy layer, thick film heating circuit 212 and insulating protective layer 213.
The ceramic substrate 211 with a thickness of 1~5mm, thermal coefficient is (16~200) Wm-2·K-1。
This heat-generating disc, using ceramic substrate, such as silicon carbide, aluminium oxide, aluminium nitride, silicon nitride, zirconium oxide ceramic substrate,
With good mechanical strength, by being processed into the thin slice of 1~5mm, quality is hard, and weight is light compared with stainless steel substrate, high temperature
It will not deform.Thermal expansion coefficient is low, and thermal shock resistance is good, and suddenly cold and hot will not be burst, can at 450 DEG C steady operation.Together
When potsherd good insulating, can better ensure that Electrical Safety.
Moreover, the ceramic substrate selects silicon carbide ceramics substrate, aluminium oxide ceramic substrate, aluminum nitride ceramic substrate, nitrogen
SiClx ceramic substrate or zirconia ceramics substrate.Since the thermal coefficient of above-mentioned material is larger, the same water of 316 stainless steels can reach
Flat (16~20Wm-2·K-1), the even up to level (200Wm of metal aluminum sheet-2·K-1), biggish add can be achieved in this way
Thermal power, such as 600~2000W, considerably beyond the heating power of general glassware, under equal conditions, the speed heated up water is faster.
The glass function coating 22 with a thickness of 0.01~0.15mm；The insulating protective layer 213 is glassy layer, thickness
For 0.01~0.15mm.The present invention covers one layer of about 0.01~0.15mm thickness using ceramic material as substrate, in upper and lower surface
High temp glass glaze (750~1200 DEG C sintering), form composite construction.Wherein, the glass function coating 22 that is equipped with of front can be with
Play the role of exclusion of water to contact with heating dish, main component is boron, silicon, aluminium, calcium, magnesium, zinc, sodium, potassium, is had without toxic
Evil substance, transparent after firing or translucent, acid-fast alkali-proof performance is good, physico under room temperature or hot conditions
It learns property to stablize, meets requirement of the people to food hygiene.And the glassy layer that the back side is equipped with, thick film heating circuit can be played
Insulation protection improves its security performance.
Heat-generating disc of the present invention takes thick film circuit heating method, and electric heating conversion efficiency is high, reaches 95% or more, therefore have
Good energy-saving effect.
The nonmetallic heating device can be the kitchen appliances such as kettle, electrical boiler, electric cooker, but not limited to this.This
Heating device shown in invention attached drawing is kettle.
Specifically, the glass-glazed component is as follows:
B2O33~15%, SiO260~85%, Al2O30~20%, CaO 0~10%, Na2O 0~10%, MgO 0
~5%, ZnO 0~10%, SiC 0~5%.
The glass glaze is made by following methods:
Said components are proportionally uniformly mixed, in 1500~1650 DEG C of meltings, through water quenching, drying, crushing, screening,
Obtain glass glaze powder.
The glass function coating is made by following methods:
Glass glaze powder is deployed into slurry, glass glaze slurry is printed on ceramic substrate table by way of silk-screen printing
Face；
The ceramic substrate for being printed with glass glaze slurry is dried, and carries out high temperature sintering, the temperature of high temperature sintering is
850~1150 DEG C.
As glass glaze more preferably embodiment, the glass glaze is also added with functional mixture, the functional mixture
Additional amount be 0.5~10wt%.The glass glaze can form the glass with function far infrared radiation function in ceramic heating panel surface
Glass functional coating.
The functional mixture is the mixture of a variety of inorganic compounds, and main purpose is to realize specific Far-infrared spoke
Penetrate function.The functional mixture includes one of oxide, carbide, nitride, rare earth oxide or a variety of.
Specifically, the functional mixture include iron oxide, nickel oxide, cobalt oxide, copper oxide, zinc oxide, silica,
One of silicon carbide, tungsten carbide, aluminium nitride, aluminum tungstate, rare earth oxide are a variety of, are matched by above-mentioned different compounds,
The adjustable glass function coating it is different at use temperature, have optimal infra-red radiation emissivity.
The glass glaze also adds organic component, and the additive amount of organic component is 5-20wt%, and the organic component can be with
It selects resin or alcohols solvent, the resin includes ethyl cellulose, the alcohols solvent includes terpinol, but not limited to this.
The organic component provides certain rheological behavior to coating as auxiliary material, forms the film layer of continuous uniform.
The present invention mixes functional mixture with glass glaze, organic component, is sufficiently stirred, is uniformly dispersed and can be prepared by glass
Glass glaze slurry.The glass glaze slurry can be formed in ceramic heating panel surface, and there is the glass function of function far infrared radiation function to apply
Layer.Infra red radiation band emissivity > 0.5 of the glass function coating at 9~15 μm.The radiation wave band is also water and people simultaneously
The infra-red radiation of body fluctuates, and is accordingly used in heating water or food, has health-care effect to human body.
The back side of the ceramic substrate 211 is equipped with thick film heating circuit 212 and insulating protective layer 213, wherein insulation is protected
Sheath 213 is preferably glassy layer, is made of back glass powder, the ingredient of the back glass powder is specially 60-75%SiO2、
1-30%Al2O3, 5-30%B2O3, 0-10%Na2O, 0-10%CaO, 0-10MgO.The insulating protective layer 213 can play insulation
Protective effect improves the safety of electric appliance.
In order to print thick film heating circuit 212 on different ceramic substrates 211, ceramic substrate 211 need into
Row pre-processes, and pretreatment steps include: that (1) mixes back glass powder and organic carrier according to the ratio of 70-80:20-30
It closes uniformly, crosses grinder, obtain the viscous fluid that viscosity is 30~70Pa.S, fineness is at 12 μm or less；(2) by back glass powder
It is printed on ceramic substrate, prints 40~50 μm of film thickness, drying in 900-1000 DEG C of sintering 5-20min, is overleaf formed transparent
Glassy layer.Firstly, the glassy layer can clog the pore of ceramic substrate, lay the foundation for printing thick film heating circuit,
Secondary, the glassy layer can also play first of insulation protection.
It should be noted that pre-processing the back glass powder used, the back glass powder used with insulating protective layer 213
Unanimously.
Heated base can be connect with nonmetallic kettle body by numerous embodiments, as currently preferred embodiment party
Formula, glass function coating and nonmetallic kettle body on the ceramic heating disc of the heated base are connected by the sintering of glass powder coating
Form integral structure.Ceramic heating disc and glass etc. can be attached by glass powder coating, be allowed to have good leakproofness
Can, and attachment fastness is good, good thermal shock, safe and reliable, heavy metal free are precipitated.It avoids and bring one is connected using sealing ring
Series of problems.
Specifically, the glass powder coating be by 0.5~20wt% glass powder, 50~90wt% metal powder and 5~
Paste made of 30wt% organic component.
The glass powder includes SiO25~60%, Al2O35~30%, B2O32~30%, CaO 0~10%, MgO 0
~5%, Bi2O30~70%, ZnO 0~50%, Li2O 0~10%, P2O50~5%, TiO20~5%, ZrO20~
5%；
The metal powder is one or more of bronze, silver powder, copper powder, tungsten powder, palladium powder, platinum powder.
The organic component can select resin or alcohols solvent, and the resin includes ethyl cellulose, and the alcohols is molten
Agent includes terpinol, but not limited to this.The organic component provides certain rheological behavior to coating as auxiliary material, the company of being formed
Continue uniform film layer.
The glass powder coating main constituents are made of glass powder and metal powder, then with organic carrier hybrid modulation at
Paste, the requirement according to different materials to sealing-in, at 600~1300 DEG C, sealing-in under air atmosphere or protective atmosphere has
Following advantages:
1, attachment fastness is good: thermal expansion coefficient can be differed to two kinds of bigger materials, metal-glass/crunch seal
Get up；
2, good thermal shock: the material itself has certain ductility, and elasticity modulus is between glass/ceramic and metal
Between, closer to metal, it is ensured that in use, two kinds of materials will not cause to produce at sealing-in because of the big ups and downs of temperature
Raw small slight crack, causes sealing-in to be failed；
3, safety: for the seal, sealing materials without heavy metal elements such as lead cadmium chromium mercury, chemical stability is good, no other element analysis
Out, used below safe and reliable at 400 DEG C.
As the present invention more preferably embodiment, as shown in Figure 3 and Figure 4, in order to guarantee nonmetallic kettle body and glass function
There is more preferably connection effect, the nonmetallic kettle body 11 for cutting bottom is connect including bottle body 11A, with bottle body 11A between coating 22
Recess portion 11B or protrusion, the recess portion 11B or protrusion either laterally or medially form evener a 11C, the evener 11C
It is connected and fixed with glass function coating 22 by glass powder coating.
Preferably, the width of the evener 11C is 2-5mm.If the width of flatness is less than 2mm, lead to compactness
It is bad, it is easy to happen leak or infiltration.If the width of flatness is greater than 5mm, the heat transfer efficiency of heating device will affect.
Fixed ring can be equipped on the recess portion 11B or protrusion.The fixed ring can according to the face shaping of product come
Matching design is carried out, moreover, be also provided with connector in the fixed ring, for realizing being connected and fixed for kettle body and pedestal.
Further, nonmetallic heating device is made by following methods:
The nonmetallic kettle body at bottom is cut in production；
Prepare heated base, the surface of heated base is ceramic heating disc；
Ceramic heating panel surface is pre-processed, keeps its bright and clean, smooth；
By the way of spraying or printing, glass glaze is uniformly coated on ceramic heating panel surface；
It is coated with glass-glazed ceramic heating disc to be sintered at 600~1000 DEG C, is formed and caused on the surface of ceramic heating disc
The glass function coating close, bright and clean, smooth, hard, chemical property is stable；
The coated glass powder coating in place of nonmetallic kettle body is connected with the glass function coating of heated base, then by non-gold
Belong to kettle body and heated base fits closely, is sintered sealing-in under 600~1300 DEG C, air atmosphere or protective atmosphere, obtains finished product.
The present invention using glass glaze ceramic heating disc surface formed glass function coating, then glass function coating with
The junction coating glass powder coating of nonmetallic kettle body, and being sintered makes ceramic heating disc and glass pot body be connected to form one formula
Full glass heating kettle.
The present invention is complete, and glass heating kettle has the advantage that
1, the present invention has good mechanical strength, and under equal conditions, the present invention can be processed into thinner lighter thin slice,
Its comprehensive performance is far superior to the glass thick film heating plate of Same Efficieney and thickness；
2, the coefficient of expansion of ceramic heating disc of the invention is close compared with glass, therefore carries out glass film in ceramic surface
Releasing processing, opposing metallic heat-generating disc watch crystal optimization processing wants easy to accomplish, and stability is good；
3, it since the heat-resisting quantity of ceramic substrate is more ideal than general glass plate and metal plate plate, and does not aoxidize, it is indeformable,
When carrying out thick film firing, no matter substrate surface is sintered by single side several times, and form remains intact；On the contrary, metal substrate
It is all easier deformation warpage with glass substrate, and when making glass pot, generally requires to carry out being dielectrically separated from and insulating for multipass
Sintering processes are encapsulated, will increase the subsequent treatment cost of heat-generating disc in this way, and stability and reliability are also poor；
4, the present invention is led in the width band that the sealing-in position of ceramic heating disc and nonmetallic kettle body has carried out about 1 to 3 millimeters
Electric glaze sintering processes form conducting ring, connect with complete machine ground wire, if there is ceramic heating disc cracking, liquid or food in container
When object charges, working power can be cut off immediately, it is ensured that safety.
With specific embodiment, the present invention is further explained below
Embodiment 1
1, prepared by face glass glaze (contacting with water): by 72%SiO2, 3%Al2O3, 14%B2O3, 5%Na2O, 5.5%
CaO, 0.5%SiC are uniformly mixed, and in 1650 DEG C of constant temperature 1h, then water quenching obtains transparent glass slag, drying, crushing, mistake
250 meshes obtain powder of the average grain diameter at 1.5~2.5 μm.
2, face glass glaze coating preparation: face glass glaze powder and organic carrier are mixed according to the ratio of 73:27
It is even, three-roll grinder is crossed, obtains the viscous fluid that viscosity is 30~70Pa.S, fineness is at 12 μm or less.
3, prepared by back glass powder (printed circuit): by 77%SiO2, 3%Al2O3, 14%B2O3, 5%Na2O, 0.5%
CaO is uniformly mixed, and in 1650 DEG C of constant temperature 1h, then water quenching obtains transparent glass slag, and drying, crosses 250 meshes at crushing, is obtained
Powder to average grain diameter at 1.5~2.5 μm.
4, back glass coating preparation: back glass powder and organic carrier are uniformly mixed according to the ratio of 73:27, cross three
Roller mill obtains the viscous fluid that viscosity is 30~70Pa.S, and fineness is at 12 μm or less.
5, prepared by glass coating: (1) selecting the aluminum nitride ceramic substrate of 1.5 millimeters thicks, face glass glaze coating is used
The mode of silk-screen printing is printed on ceramic substrate, prints 40~50 μm of film thickness, and drying in 775 DEG C of sintering 10min, obtains
Bright glass function coating；(2) after preparing face glass functional coating, back glass coating is used to the side of silk-screen printing
Formula is printed on ceramic substrate, prints 40~50 μm of film thickness, and drying in 775 DEG C of sintering 10min, overleaf forms transparent glass
Glass layer, obtains composite substrate；(3) at the composite substrate back side, thick film heating circuit is printed, in 650 DEG C of sinter moldings.(4) it prepares
After good back side thick film heating circuit, back glass coating is printed on thick film heating circuit by the way of silk-screen printing,
40~50 μm of film thickness of printing, drying form transparent glassy layer overleaf in 775 DEG C of sintering 10min to get Ceramic Composite is arrived
Substrate heat-generating disc.
The heat-generating disc of embodiment 1 uses the aluminium nitride substrate of high thermal conductivity coefficient, and comprehensive thermal coefficient is more than 430 stainless
High-power heating may be implemented in steel, has the characteristics that heating is fast, does not aoxidize, is indeformable.
Embodiment 2
1, prepared by face glass glaze (contacting with water): by 62%SiO2, 17%Al2O3, 10%B2O3, 7.7%CaO, 1.3%
MgO, 0.5%Y2O3, 1.5%SiC, be uniformly mixed, in 1650 DEG C of constant temperature 1h, then water quenching obtains transparent glass slag, drying,
It crushes, cross 250 meshes, obtain powder of the average grain diameter at 1.5~2.5 μm.
2, face glass glaze coating preparation: face glass glaze powder, organic carrier are mixed according to the ratio of 75:25
It is even, three-roll grinder is crossed, obtains the viscous fluid that viscosity is 30~70Pa.S, fineness is at 12 μm or less.
3, prepared by back glass powder (printed circuit): by 62%SiO2, 17%Al2O3, 10%B2O3, 7.7%CaO, 3.3%
MgO is uniformly mixed, and in 1650 DEG C of constant temperature 1h, then water quenching obtains transparent glass slag, and drying, crosses 250 meshes at crushing, is obtained
Powder to average grain diameter at 1.5~2.5 μm.
4, back glass coating preparation: back glass powder and organic carrier are uniformly mixed according to the ratio of 75:25, cross three
Roller mill obtains the viscous fluid that viscosity is 30~70Pa.S, and fineness is at 12 μm or less.
5, prepared by glass coating: (1) selecting the silicon carbide ceramics substrate of 2.5 millimeters thicks, face glass glaze coating is used
The mode of silk-screen printing is printed on ceramic substrate, prints 40~50 μm of film thickness, and drying in 950 DEG C of sintering 10min, obtains
Bright glass function coating；(2) after preparing face glass functional coating, back glass coating is used to the side of silk-screen printing
Formula is printed on ceramic substrate, prints 40~50 μm of film thickness, and drying in 950 DEG C of sintering 10min, overleaf forms transparent glass
Glass layer, obtains composite substrate；(3) at the composite substrate back side, thick film heating circuit is printed, in 850 DEG C of sinter moldings to get to pottery
Porcelain composite substrate heat-generating disc.
The heat-generating disc of embodiment 2 uses the silicon carbide substrate of high thermal conductivity coefficient, and comprehensive thermal coefficient is more than 430 stainless
High-power heating may be implemented in steel, has the characteristics that heating is fast, does not aoxidize, is indeformable.
One, embodiment 1 and the resulting heat-generating disc of embodiment 2 are done into technology detection, detection method is as follows:
1, thermally conductive actual measurement parameter index is as follows:
After ceramic substrate and glass pot body sealing-in success, respectively with four kinds of power tests, 620w, 1310w, 1580w,
2000w；Time of heating up water is respectively 8,6,5,4 minutes.
2, surface glazing treated the sealing strength test of heat-generating disc:
With glass pot body sealing-in after the glazing processing that ceramic substrate passes through two faces, pipe Catching-rabbits is expected with 100 millimeters of modelings of a diameter
In on the bottom plate of kettle body sealing-in, the top of pipe is higher by kettle body, about five centimetres, and the intact glass pot body of sealing-in is bound three
In angle support, put on level land, successively the top in pipe put 5KG weight counterweight, per half an hour, add 5KG until
It is added to 50KG and places an evening, count 12 hours.
3, the hardening test after heat-generating disc and glass pot body sealing-in are good:
Three ceramic substrates and the complete Hou , Catching-rabbits of glass pot body sealing-in are entered in oven, in three times, three warm area tests, temperature
Degree is respectively 150,180,230 degree, is stepped up.After temperature reaches set temperature, by oven door opening, pot gallbladder is taken out with tool and is put
Enter in basin, is quickly poured into cold water (12 degree of room temperature).
Two, after the resulting silicon carbide heat-generating disc of embodiment 1 is by the detection of above-mentioned detection method, testing result is as follows:
1, heating speed is tested:
| Power | 2000 | 1580 | 1310 | 620 |
| It heats up water to boiling time | 4min | 5min | 6min | 8min |
| Fever film temperature | 105 | 106 | 107 | 106 |
| Water | 1.3L | 1.3L | 1.3L | 1.0L |
Note: initial 19 DEG C of water temperature
Kettle structure of the present invention, thermal conductivity is good, and heat-generating disc is only poor with the temperature difference of heated material in steady operation
5~7 DEG C, illustrate that it has extremely excellent heating conduction.
2, load-bearing is tested
Weight is placed inside kettle, is stood:
The above results show that the sealing structure intensity of heat-generating disc and kettle body is very good, close to the structural strength of glass itself.
3, anti-thermal shock is tested
Glass pot is integrally heated to certain temperature, ice-water bath is then quickly put into, is repeated 10 times, whether observation kettle has
It is abnormal
| Temperature/DEG C | 100 | 150 | 200 | 250 |
| Water quenching number | 10 | 10 | 10 | 10 |
| As a result | It is without exception | It is without exception | It is without exception | It is without exception |
The above results show the glass water pot structure, and resistance to suddenly cold and hot is functional, fully meet daily heating food
The needs of (being no more than 200 DEG C).
Three, after the resulting silicon carbide heat-generating disc of embodiment 2 is by the detection of above-mentioned detection method, testing result is as follows:
1, heating speed is tested:
| Power | 2000 | 1580 | 1310 | 620 |
| It heats up water to boiling time | 4min | 5min | 6min | 8min |
| Fever film temperature | 107 | 107 | 106 | 105 |
| Water | 1.3L | 1.3L | 1.3L | 1.0L |
Note: initial 19 DEG C of water temperature
Kettle structure of the present invention, thermal conductivity is good, and heat-generating disc is only poor with the temperature difference of heated material in steady operation
5~7 DEG C, illustrate that it has extremely excellent heating conduction.
2, load-bearing is tested
Weight is placed inside kettle, is stood:
| Weight | 5KG | 10KG | 20KG | 50KG |
| Time | 24h | 24h | 24h | 24h |
| As a result | It is intact | It is intact | It is intact | It is intact |
The above results show that the sealing structure intensity of heat-generating disc and kettle body is very good, close to the structural strength of glass itself.
3, anti-thermal shock is tested
Glass pot is integrally heated to certain temperature, ice-water bath is then quickly put into, is repeated 10 times, whether observation kettle has
It is abnormal
| Temperature/DEG C | 100 | 150 | 200 | 250 |
| Water quenching number | 10 | 10 | 10 | 10 |
| As a result | It is without exception | It is without exception | It is without exception | It is without exception |
The above results show the glass water pot structure, and resistance to suddenly cold and hot is functional, fully meet daily heating food
The needs of (being no more than 200 DEG C).
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (10)
1. a kind of nonmetallic heating device of culinary art, including nonmetallic kettle body and heated base, the heated base includes ceramics
Heat-generating disc, which is characterized in that the surface of the ceramic heating disc is formed at least one layer of glass function coating, the ceramic heating
Disk is molded as one structure by glass function coating and nonmetallic kettle body, and the glass function coating is intracorporal by nonmetallic pot
Food is spaced with ceramic heating disc；
Wherein, the glass function coating is sintered under conditions of 750~1200 DEG C by glass glaze and is made.
2. cooking nonmetallic heating device as described in claim 1, which is characterized in that the nonmetallic kettle body is to cut bottom
Kettle body；
The ceramic heating disc includes ceramic substrate, and the front of the ceramic substrate is equipped with the glass function coating, and the back side is set
There are thick film heating circuit and insulating protective layer.
3. cooking nonmetallic heating device as claimed in claim 2, which is characterized in that the ceramic substrate is single ceramics
Substrate or composite ceramic substrate, the ceramic substrate select silicon carbide ceramics substrate, aluminium oxide ceramic substrate, aluminium nitride ceramics base
Plate, silicon nitride ceramic substrate or zirconia ceramics substrate.
4. as claimed in claim 2 cook nonmetallic heating device, which is characterized in that the ceramic substrate with a thickness of 1
~5mm, thermal coefficient are (16~200) Wm-2·K-1；
The glass function coating with a thickness of 0.01~0.15mm；
The insulating protective layer is glassy layer, with a thickness of 0.01~0.15mm.
5. cooking nonmetallic heating device as described in claim 1, which is characterized in that the glass-glazed component is as follows:
B2O33~15%, SiO260~85%, Al2O30~20%, CaO 0~10%, Na2O 0~10%, MgO 0~
5%, 0~10% ZnO, SiC 0~5%.
6. cooking nonmetallic heating device as claimed in claim 5, which is characterized in that the glass glaze is by following methods system
:
Said components are proportionally uniformly mixed, are obtained in 1500~1650 DEG C of meltings through water quenching, drying, crushing, screening
Glass glaze powder.
7. cooking nonmetallic heating device as claimed in claim 6, which is characterized in that the glass function coating is by following
Method is made:
Glass glaze powder is deployed into slurry, glass glaze slurry is printed on ceramic base plate surface by way of silk-screen printing；
The ceramic substrate for being printed with glass glaze slurry to be dried, and carries out high temperature sintering, the temperature of high temperature sintering is 850~
1150℃。
8. cooking nonmetallic heating device as claimed in claim 5, which is characterized in that the glass glaze also adds functional
Mixture, the additional amount of the functional mixture are 0.5~10wt%；
The functional mixture includes one of oxide, carbide, nitride, rare earth oxide or a variety of.
9. cooking nonmetallic heating device as claimed in claim 8, which is characterized in that the functional mixture includes oxidation
Iron, nickel oxide, cobalt oxide, copper oxide, zinc oxide, silica, silicon carbide, tungsten carbide, aluminium nitride, aluminum tungstate, rare-earth oxidation
One of object is a variety of.
10. cooking nonmetallic heating device as claimed in claim 5, which is characterized in that the glass function coating 9~
15 μm of infra red radiation band emissivity > 0.5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910097360.0A CN109717738B (en) | 2019-01-31 | 2019-01-31 | Nonmetal heating device is used in culinary art |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910097360.0A CN109717738B (en) | 2019-01-31 | 2019-01-31 | Nonmetal heating device is used in culinary art |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109717738A true CN109717738A (en) | 2019-05-07 |
| CN109717738B CN109717738B (en) | 2020-12-29 |
Family
ID=66300634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910097360.0A Active CN109717738B (en) | 2019-01-31 | 2019-01-31 | Nonmetal heating device is used in culinary art |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109717738B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110179335A (en) * | 2019-06-28 | 2019-08-30 | 厦门佰顺兴自动化科技有限公司 | A kind of full glass electric-heating health-promotion stews and its manufacturing method |
| CN110215173A (en) * | 2019-05-27 | 2019-09-10 | 安徽苏立科技股份有限公司 | A kind of dish-washing machine heat-generating disc and its processing technology |
| CN111698799A (en) * | 2020-05-14 | 2020-09-22 | 佛山市也牛科技有限公司 | Non-metal heating plate for cooking and preparation method and heating device thereof |
| CN111958819A (en) * | 2020-07-24 | 2020-11-20 | 汕头大学 | Novel purple sand inner container and preparation process thereof |
| CN112043135A (en) * | 2020-08-19 | 2020-12-08 | 浙江工业大学 | Multistage infrared radiation tea seat |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1749488A (en) * | 1987-06-10 | 1988-12-15 | Degussa A.G. | Use of a paste containing precious metals for the production of browning dishes for microwave ovens |
| CN1130336A (en) * | 1995-03-02 | 1996-09-04 | 刘永芬 | Surface uncharged direct heating infrared radiation heater |
| WO2001001829A1 (en) * | 1999-07-02 | 2001-01-11 | Schreitmueller Bernd | Borosilicate glass part with a connecting element consisting of synthetic material |
| CN102010126A (en) * | 2009-09-07 | 2011-04-13 | 上海歌灵新材料科技有限公司 | Lead-free frit for glass color ceramic glaze and preparation method thereof |
| CN102693793A (en) * | 2012-06-04 | 2012-09-26 | 惠州市富济电子材料有限公司 | Heating resistant material, ceramic heating component provided with same, and preparing and application |
| CN204292968U (en) * | 2014-11-27 | 2015-04-29 | 中山市新纪元电器有限公司 | A kind of kettle courage device with quartz glass plate |
| CN107935567A (en) * | 2017-12-05 | 2018-04-20 | 海南中航特玻科技有限公司 | A kind of ceramic base spacing reflection mirror composite mirrors blank material material |
-
2019
- 2019-01-31 CN CN201910097360.0A patent/CN109717738B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1749488A (en) * | 1987-06-10 | 1988-12-15 | Degussa A.G. | Use of a paste containing precious metals for the production of browning dishes for microwave ovens |
| CN1130336A (en) * | 1995-03-02 | 1996-09-04 | 刘永芬 | Surface uncharged direct heating infrared radiation heater |
| WO2001001829A1 (en) * | 1999-07-02 | 2001-01-11 | Schreitmueller Bernd | Borosilicate glass part with a connecting element consisting of synthetic material |
| CN102010126A (en) * | 2009-09-07 | 2011-04-13 | 上海歌灵新材料科技有限公司 | Lead-free frit for glass color ceramic glaze and preparation method thereof |
| CN102693793A (en) * | 2012-06-04 | 2012-09-26 | 惠州市富济电子材料有限公司 | Heating resistant material, ceramic heating component provided with same, and preparing and application |
| CN204292968U (en) * | 2014-11-27 | 2015-04-29 | 中山市新纪元电器有限公司 | A kind of kettle courage device with quartz glass plate |
| CN107935567A (en) * | 2017-12-05 | 2018-04-20 | 海南中航特玻科技有限公司 | A kind of ceramic base spacing reflection mirror composite mirrors blank material material |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110215173A (en) * | 2019-05-27 | 2019-09-10 | 安徽苏立科技股份有限公司 | A kind of dish-washing machine heat-generating disc and its processing technology |
| CN110179335A (en) * | 2019-06-28 | 2019-08-30 | 厦门佰顺兴自动化科技有限公司 | A kind of full glass electric-heating health-promotion stews and its manufacturing method |
| CN111698799A (en) * | 2020-05-14 | 2020-09-22 | 佛山市也牛科技有限公司 | Non-metal heating plate for cooking and preparation method and heating device thereof |
| CN111958819A (en) * | 2020-07-24 | 2020-11-20 | 汕头大学 | Novel purple sand inner container and preparation process thereof |
| CN112043135A (en) * | 2020-08-19 | 2020-12-08 | 浙江工业大学 | Multistage infrared radiation tea seat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109717738B (en) | 2020-12-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109717738A (en) | Cook nonmetallic heating device | |
| CN106007804B (en) | A kind of high temperature resistant high impedance surface radar absorbing and preparation method thereof | |
| CN105627760B (en) | A kind of microwave material placing device of high temperature sintering | |
| CN200941697Y (en) | Electromagnetic heater | |
| CN102795845A (en) | Stewing porcelain for electromagnetic oven and production method of porcelain | |
| CN103102155B (en) | A kind of flush type far-infrared heater electric ceramic and preparation method thereof | |
| CN102791049B (en) | Crystal ceramic thick-film electric heating device and manufacturing method thereof | |
| CN111150304B (en) | Nonmetal heating device is used in culinary art | |
| CN100427438C (en) | Electro-magnetic induction vortex heating composite coating having both far infrared transmission and reflection functions | |
| CN111067351B (en) | Nonmetal heating device is used in culinary art | |
| CN206469306U (en) | Multifunction microwave heats baking tray | |
| CN87103537A (en) | A kind of novel electric heating body and technology | |
| EP3935026A1 (en) | Porcelain cooking pot and manufacture method thereof | |
| CN106288785A (en) | A kind of sintex Multicarity microwave sintering thermal insulation device | |
| CN111166188B (en) | Metal body and heating plate suitable for food utensil | |
| CN111170640B (en) | Nonmetal heating device is used in culinary art | |
| CN108720552A (en) | A kind of health-promotion kettle | |
| CN110397962B (en) | Preparation method of composite panel of super-energy induction cooker | |
| CN105898905A (en) | Process for machining electric heating element | |
| CN107543222B (en) | A kind of electromagnetic oven composite ceramics panel and its preparation | |
| CN209003594U (en) | A kind of temperature automatically controlled energy-efficient full glass pot of electromagnetic heating | |
| CN206252326U (en) | Full glass electric kettle | |
| CN210249521U (en) | Nonmetal heating device is used in culinary art | |
| CN101210701A (en) | Microwave furnace baking tray and manufacturing method thereof | |
| CN111698799A (en) | Non-metal heating plate for cooking and preparation method and heating device thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |