CN110338628A - Interior pot and cooking apparatus - Google Patents
Interior pot and cooking apparatus Download PDFInfo
- Publication number
- CN110338628A CN110338628A CN201810286081.4A CN201810286081A CN110338628A CN 110338628 A CN110338628 A CN 110338628A CN 201810286081 A CN201810286081 A CN 201810286081A CN 110338628 A CN110338628 A CN 110338628A
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- China
- Prior art keywords
- metal layer
- annular
- pot
- seal coating
- pot body
- Prior art date
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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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D181/00—Coating compositions based on macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur, with or without nitrogen, oxygen, or carbon only; Coating compositions based on polysulfones; Coating compositions based on derivatives of such polymers
- C09D181/06—Polysulfones; Polyethersulfones
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Food Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Cookers (AREA)
Abstract
The present invention discloses pot and cooking apparatus in one kind, interior pot includes pot body, the annular edged ring and seal coating of metal material, annular flanging is formed at the upper end peristoma of pot body, pot body includes extexine metal layer and endosexine metal layer, annular mounting groove is formed on the inside of annular edged ring, annular mounting groove and annular flanging cooperate, extexine metal layer and/or endosexine metal layer are the perishable metal layer that galvanic interaction can occur with annular edged ring, seal coating is at least laid between perishable metal layer and the inner wall of annular mounting groove, annular edged ring and perishable metal layer mutually to be obstructed.In technical solution provided by the invention, fine and close and insulation seal coating is formed between the annular mounting groove and perishable metal layer of annular edged ring, seal coating can prevent salt water penetration, moreover it is possible to the flowing of electronics be reduced, so as to slow down or eliminate the phenomenon that pot body is corroded.
Description
Technical field
The present invention relates to living electric apparatus technical fields, in particular to pot and cooking apparatus in one kind.
Background technique
Cooking apparatus is widely used in family, such as electric cooker, and the interior pot of electric cooker is supported in order to facilitate user, is
Prevent the upper end peristoma of interior pot because collision is damaged, and for the apparent beauty of interior pot, in the prior art, normal pot inside
Pot body upper end peristoma at annular flanging is set and annular edged ring is set on annular flanging.In actually using,
There are difference, existing skills for the performance requirement (such as thermal conductivity demand, rigidity requirement etc.) of the pot body of internal pot and annular edged ring
In art, the pot body of interior pot and annular edged ring are often made of different metal materials.Generally by pressing from both sides annular edged ring
The mode for being tightly fixed on the annular flanging two sides of pot body installs annular edged ring, leads between annular edged ring and annular flanging
Often there is gap, so that once there are the electrolyte such as salt water or steam to enter the gap during the cooking process, it will be so that annular
Galvanic corrosion (current potential of general annular edged ring is higher than annular flanging) occurs between edged ring and annular flanging, and causes
Interior pot is corroded, and influences interior pot and uses.It is also easy to cause not gluing for interior pot in addition, reacting the gas generated during galvanic corrosion
Coating bubbles, and then non-sticking lining is caused to fall off.
Summary of the invention
The main object of the present invention is to propose pot and cooking apparatus in one kind, it is intended to solve existing annular edged ring and interior
The problem of galvanic interaction occurs, interior pot is caused to be corroded between the annular flanging of pot.
To achieve the above object, pot in one kind proposed by the present invention, comprising:
Pot body, is formed with annular flanging at the upper end peristoma of the pot body, the pot body include extexine metal layer with
And endosexine metal layer；
The annular edged ring of metal material is formed with annular mounting groove on the inside of the annular edged ring, the annular peace
Tankage and the annular flanging cooperation, the extexine metal layer and/or the endosexine metal layer are can be with the annular
The perishable metal layer of edged ring generation galvanic interaction；And
Seal coating is at least laid between the perishable metal layer and the inner wall of the annular mounting groove, will
The annular edged ring is mutually obstructed with the perishable metal layer.
Preferably, the seal coating is resinous coat.
Preferably, the material of the seal coating includes into mould resin, fluororesin and pigments and fillers.
Preferably, described at mould resin includes at least one of PAI, PI, PES, PEEK and PPS；And/or
The fluororesin includes at least one of PTFE, FEP and PFA；And/or
The pigments and fillers include aluminium oxide or sericite.
Preferably, the quality at mould resin accounts for the 50%~90% of the quality of the seal coating；
The quality of the fluororesin accounts for the 10%~30% of the quality of the seal coating；
The quality of the pigments and fillers accounts for the 0%~20% of the quality of the seal coating.
Preferably, the seal coating includes the ingredient of following quality specific gravity: 57% PES, 8% PAI, 28%
The aluminium oxide of FEP and 7%.
Preferably, the pot body connects setting in multiple layer metal layer by layer, and the endosexine metal layer is the perishable metal
Layer.
Preferably, the annular flanging includes the lower end of gripping section and the connection gripping section and the pot body
Arc-shaped transition section, the annular edged ring are held on the gripping section；
The seal coating is at least set to the upper surface of the gripping section, by the upper side wall of the annular mounting groove and institute
State the barrier of endosexine metal layer.
Preferably, the upper surface of the entire annular flanging of the seal coating covering, and the seal coating has
Inner end inside the annular mounting groove and the outer end outside the annular mounting groove, wherein from the outer end
Towards the interior extreme direction, the outer end of the seal coating is in gradually thickening setting.
Preferably, the material of the perishable metal layer is aluminium；And/or
The material of the annular edged ring is stainless steel or titanium alloy；And/or
The material of the extexine metal layer is carbon steel or cast iron.
Preferably, the endosexine metal layer is covered with non-sticking lining, and the non-sticking lining is applied in the sealing is covered
Layer setting；And/or
The extexine metal layer is covered with trypsin method layer.
The present invention also proposes that a kind of cooking apparatus, including interior pot, the interior pot include:
Pot body, is formed with annular flanging at the upper end peristoma of the pot body, the pot body include extexine metal layer with
And endosexine metal layer；
The annular edged ring of metal material is formed with annular mounting groove on the inside of the annular edged ring, the annular peace
Tankage and the annular flanging cooperation, the extexine metal layer and/or the endosexine metal layer are can be with the annular
The perishable metal layer of edged ring generation galvanic interaction；And
Seal coating is at least laid between the perishable metal layer and the inner wall of the annular mounting groove, will
The annular edged ring is mutually obstructed with the perishable metal layer.
In technical solution provided by the invention, the annular edged ring annular mounting groove inner wall with it is described perishable
Fine and close and insulation seal coating is formed between erosion metal layer, by the annular edged ring and the perishable metal layer phase
Barrier, the seal coating can prevent salt water penetration, moreover it is possible to the flowing of electronics is reduced, it is described so as to slow down or eliminate
The phenomenon that pot body is corroded.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of an embodiment of interior pot provided by the invention；
Fig. 2 is partial enlargement diagram at the A in Fig. 1.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that directionality instruction is only used for explaining if relating to directionality instruction in the embodiment of the present invention
Relative positional relationship, motion conditions under a certain particular pose between each component etc., if the particular pose changes,
Directionality instruction also correspondingly changes correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
The present invention proposes that a kind of cooking apparatus, the cooking apparatus can be electric cooker or pressure cooker etc., below will be with
It is introduced for electric cooker, the cooking apparatus includes interior pot, and Fig. 1 and Fig. 2 are an embodiment of interior pot provided by the invention.
Fig. 1 and Fig. 2 are please referred to, in the present embodiment, the interior pot 100 includes the annular edged ring of pot body 1, metal material
2 and seal coating 3, annular flanging 11 is formed at the upper end peristoma of the pot body 1, and the pot body 1 includes extexine gold
Belong to layer 12 and endosexine metal layer 13, the inside of the annular edged ring 2 is formed with annular mounting groove 21, the annular installation
Slot 21 and the annular flanging 11 cooperate, and the extexine metal layer 12 and/or the endosexine metal layer 13 is can be with institutes
The perishable metal layer that galvanic interaction occurs for annular edged ring 2 is stated, the seal coating 3 is at least laid in the perishable gold
Belong between layer and the inner wall of the annular mounting groove 21, by the annular edged ring 2 and the perishable metal layer phase resistance
Every.
In technical solution provided by the invention, the annular edged ring 2 annular mounting groove 21 inner wall with it is described
The seal coating 3 is equipped between perishable metal layer, the seal coating 3 is fine and close and insulation (generally, selects resinous coat
As the seal coating 3, not only compactness is preferable for the seal coating 3 obtained in this way, also has good insulating properties),
The annular edged ring 2 is mutually obstructed with the perishable metal layer by the seal coating 3 in this way, the seal coating 3
It can prevent salt water penetration, moreover it is possible to reduce the flowing of electronics, the pot body 1 is corroded shows so as to slow down or eliminate
As.
The extexine metal layer 12 of the pot body 1 and/or the endosexine metal layer 13 are perishable metal layer, the pot
Total number of plies of body 1 can be not specifically limited, for example, the number of plies of the pot body 1 can be one, the extexine metal at this time
Layer 12 and the endosexine metal layer 13 are same layer, and certainly, the pot body 1 may be two layers or be more than two layers, and one
As the extexine metal layer 12 and the endosexine metal layer 13 be different materials, for example, referring to Fig. 2, in this implementation
In example, the pot body 1 connects setting in multiple layer metal layer by layer, and the endosexine metal layer 13 is the perishable metal layer.
The seal coating 3 is set between the perishable metal layer and the inner wall of the annular mounting groove 21, and the sealing applies
Layer 3, which can be, to be arranged in the pot body 1, is also possible to setting in the annular edged ring 2, relative in the annular bound edge
The 2 setting seal coating 3 of circle, needs that the seal coating 3 is arranged in the inner wall of the annular mounting groove 21, in the pot
The seal coating 3, which is arranged, in body 1 to be relatively easy to, therefore often the seal coating 3 is arranged in the pot body 1.
Specifically, referring to Fig. 2, in the present embodiment, the annular flanging 11 includes gripping section 111 and connection
The arc-shaped transition section 112 of the gripping section 111 and the lower end of the pot body 1, the annular edged ring 2 are held on the gripping section
111, the seal coating 3 at least be set to the gripping section 111 upper surface, by the upper side wall of the annular mounting groove 21 with
The endosexine metal layer 13 obstructs, and so slows down or eliminate the phenomenon that endosexine metal layer 13 is corroded.
The seal coating 3 can be the upper surface for being locally provided at the annular flanging 11, can also please refer to figure
2, in the present embodiment, the seal coating 3 covers the upper surface of the entire annular flanging 11, in this way, technical process compared with
To be simple, suitable for the large size batch production of product, also, relative to seal coating 3 described in local setting, can prevent from cooking
Cheng Zhong, it is described annular flanging 11 on a large amount of hydrops as electrolyte, by the annular flanging of the not set seal coating 3
The problem of 11 upper surface connect, is corroded so as to cause the perishable metal layer with the annular edged ring 2.
In order to avoid the seal coating 3 and the 1 junction line of demarcation of pot body are more obvious, cause to influence the whole of product
External the problem of seeing, in the present embodiment, the seal coating 3 have the inner end being located inside the annular mounting groove 21, with
And the outer end outside the annular mounting groove 21, from the outer end towards the interior extreme direction, the outer end of the seal coating 3
In setting is gradually thickeied, in this way, foring more smooth transition between the outer end of the seal coating 3 and the pot body 1, divide
Boundary line will not be more obvious, also, is also avoided that the problem of edge of the seal coating 3 is easily worn and falls off.
Why galvanic interaction can be occurred between the perishable metal layer of the pot body 1 and the annular edged ring 2, one
As be because both material current potential it is different, and the current potential of annular 2 material of edged ring is higher than the perishable metal layer
, it can be corroded so as to cause the perishable metal layer.In order to avoid the annular flanging 11 of the pot body 1 is easily collided with damage
Bad, while for the beauty of product entirety, generally, the material of the annular edged ring 2 is stainless steel or titanium alloy, specifically
Ground, in the present embodiment, the material of the annular edged ring 2 is 304 stainless steels, and such sexual valence is relatively high.But in order to be promoted
The whole heating conduction of the pot body 1 and for the ease of doing various process in the medial surface of the pot body 1, it is described in
The material of coating metal layer 13 (the as described perishable metal layer) is aluminium.
And the seal coating 3 can protect the perishable metal layer not to be corroded, and be because of the seal coating 3
Porosity is lower, is dense insulating layer, can prevent seal coating 3 described in salt water penetration, moreover it is possible to the flowing of electronics is reduced, thus
It can slow down or eliminate the phenomenon that perishable metal layer is corroded.As described above, it is in the present embodiment, described close
Envelope coating 3 is resinous coat, can be by the chemical component of the control seal coating 3, thus lower to form porosity
The seal coating 3.
Specifically, in the present embodiment, the material of the seal coating 3 includes into mould resin, fluororesin and pigments and fillers,
Described to play the role of bonding other chemical components at mould resin, the fluororesin, which can play, bonds other chemical components
With the effect for the infiltration for stopping water, the pigments and fillers, which can play, to be conducive to the molding of seal coating 3 and prevents the sealing
The effect that coating 3 cracks.
Further, in the present embodiment, described to can be in the resins such as PAI, PI, PES, PEEK and PPS at mould resin
One or more of resins mixture composition, it is described so not only preferably to bond other chemistry formings at mould resin,
Also, PAI, PI, PES, PEEK and PPS are that stable food contact grade resins are able to maintain at 200 degrees Celsius or more,
In product long-term use process, the substance being harmful to the human body will not be generated.
The fluororesin can be the mixture composition of one or more of the resins such as PTFE, FEP and PFA resin,
The fluororesin described so not only has preferable hydrophobicity, also, in product long-term use process, will not generate has human body
Harmful substance.
The pigments and fillers include nonconducting inorganic material such as aluminium oxide or sericite, and the pigments and fillers described in this way can be preferable
Prevent the seal coating 3 from cracking, also, the pigments and fillers are made of insulating materials, can reduce the sealing painting in this way
The flowing of electronics in layer 3, promotes the seal coating 3 to the protecting effect of the perishable metal layer.
The seal coating 3 is to the protecting effect of the perishable metal layer not only with 3 chemical component of seal coating
Correlation, still related with the proportion of each ingredient, in the present embodiment, the quality of the fluororesin accounts for the matter of the seal coating 3
The 10%~30% of amount, because if the fluororesin content is too low, the hydrophobicity of the seal coating 3 can be reduced, to salt water
Blocking effect it is poor, if the fluororesin content is too high, the porosity of the seal coating 3 also be will increase, and salt water also can
The seal coating 3 is easily permeated, suitable range is arranged by content to the fluororesin, the seal coating 3 is to salt water
Blocking effect it is preferable.
Equally, the quality at mould resin accounts for the 50%~90% of the quality of the seal coating 3, described at mould resin
Content is too low, and the seal coating 3 is not easy adhesion-molded；Content is too high, also will affect the content of other compositions.
Ibid, in the present embodiment, the quality of the pigments and fillers accounts for the 0%~20% of the quality of the seal coating 3, contains
Amount is too high, also will affect the content of other compositions, to influence the performance of the fine and close insulation of the seal coating 3.
Specifically, in the present embodiment, the seal coating 3 includes the ingredient of following quality specific gravity: 57% PES, 8%
PAI, 28% FEP and 7% aluminium oxide, protecting effect of the seal coating 3 described in this way to the perishable metal layer
Preferably, the seal coating 3 is also easy to form, and durable.
As described above, in the present embodiment, the pot body 1 connects setting in multiple layer metal layer by layer, the pot body 1 it is interior
Coating metal layer 13 is perishable metal layer, and the material of the perishable metal layer is aluminium.Equally, in the present embodiment, it limits
The material of the extexine metal layer 12 be carbon steel perhaps cast iron carbon steel or cast iron come the outer layer that is made the pot body 1,
The integral strength that can not only guarantee the pot body 1 avoids the problem that easily being collided with and damage, also, makes the pot body 1 can be with
Suitable for electromagnetic heating and electric heating, the versatility of the pot body 1 is increased.
Specifically, in the present embodiment, the pot body 1 with a thickness of 1~5mm, because of 1 thickness of the pot body too Bao Buyi
In machine-shaping, and intensity is poor, and thickness is too thick, will also result in the waste of cost, so set, passing through selection suitable thickness model
The pot body 1 enclosed is not only easy to processing and moderate cost.
Because generally various functional coatings can be done in the medial surface of the pot body 1, formed in the medial surface of the pot body 1
Before coating, the medial surface to the pot body 1 is needed to polish, therefore the endosexine metal layer 13 of the pot body 1 is not easy to be arranged
It is too thin, specifically, in the present embodiment, the thickness of the endosexine metal layer 13 account for the thickness of the pot body 1 10%~
50%, not only can be to avoid the endosexine metal layer 13 too thin the problem of being easily buffed off, while also improving the pot body 1
Heating conduction, also, also avoid the too thick waste for leading to cost of the endosexine metal layer 13 and to influence the pot body 1 whole
The problem of intensity of body.
In order to meet user to the various requirement of properties of product, referring to Fig. 2, can be covered in the endosexine metal layer 13
If non-sticking lining 4, come prevent food glue pot the problem of, specifically, in the present embodiment, the non-sticking lining 4 be fluororesin apply
Layer or the non-sticky coating of ceramics, so set, the better performances of the non-sticking lining 4, and structure is relatively stable, in heating process
The substance being harmful to the human body will not be generated.Equally, rust-proof coating or wear-resisting can also be covered in the extexine metal layer 12
The trypsin methods such as coating layer 5.
Further, to prevent the non-sticking lining 4 from being peeled off from edge, in the present embodiment, the non-sticking lining 4 prolongs
The upper surface setting of the annular flanging 11 is extended to, the edge of the non-sticking lining 4 described in this way is located at the annular mounting groove 21
It is interior, therefore the non-sticking lining 4 is not easy to be peeled off from edge, also, in the present embodiment, is first in the annular flanging
11 upper surface is arranged the seal coating 3, then the non-sticking lining 4 is arranged, and the as described non-sticking lining 4 is in covering institute
The setting of seal coating 3 is stated, because the non-sticking lining 4 described in this way can play the protective effect to the seal coating 3, avoids institute
It states seal coating 3 directly to contact with the annular edged ring 2, and the seal coating 3 is caused to be worn by the annular edged ring 2
The problem of.
Similarly, the trypsin method layer 5 is peeled off from edge in order to prevent, and in the present embodiment, the trypsin method layer 5 extends
To the lower surface setting of the annular flanging 11.
Protective effect to the perishable metal layer can be played in order to verify the seal coating 3, The present invention gives
One experiment, specific as follows:
1, in the interior pot of existing electric cooker, (material is iron-aluminium composite board, and internal layer is aluminium layer, and aluminium layer is perishable metal
Layer) on coat the commercially available aqueous non-viscous coating of electric cooker special double-layer (hereinafter referred to as pot 1), then to the stainless steel bound edge of pot 1
Circle carries out bound edge；
2, the pot edge of the interior pot of existing electric cooker first coat seal coating (seal coating include PES, PAI, FEP with
And aluminium oxide, and PES, PAI, FEP and the mass ratio of aluminium oxide are 57%:8%:28%:7%), it is coated with commercially available electric meal
It stews the aqueous non-viscous coating of special double-layer (hereinafter referred to as pot 2), bound edge finally is carried out with stainless steel edged ring to pot 2；
3, two pairs of pots 1 of testing scheme one and testing scheme are respectively adopted and pot 2 is tested；
3.1, testing scheme one: filling 2/3 1.25% salt water of maximum scale in pot 1 and pot 2 respectively, respectively will be electric
Pole is placed in salt water and stainless steel edged ring surface, between two electrodes plus the voltage of 10V, measures electrical current；
3.2, testing scheme two: filling the salt water of scale 5% in pot 1 and pot 2 respectively, and electric cooker standard-sized sheet firepower boils 8
Hour, wherein per half an hour adds a water, it is ensured that water level is under full scale, and after having boiled 8 hours, electric cooker is adjusted to heat preservation shape
State keeps the temperature 16 hours, completes to recycle for one to heat preservation since boiling, and salt water is poured out after the completion of each circulation, and inspection is not glued
Whether coating has blistering, falls off etc. the case where being corroded, and records the recurring number being corroded, four corrosion-free phenomenons of circulation are logical
It crosses.
Data measured such as the following table 1.
Table 1
| Testing scheme one | Testing scheme two | |
| Pot 1 | 3.45mA | 0.008mA |
| Pot 2 | Foaming phenomena occurs around edged ring after 1 circulation | After 4 circulations, obvious corrosion phenomenon is not found |
By data in table 1 it is found that the seal coating 3 can play the guarantor of the perishable metal layer to the interior pot 100
Shield effect.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
It is included in other related technical areas in scope of patent protection of the invention.
Claims (12)
1. pot in one kind characterized by comprising
Pot body, is formed with annular flanging at the upper end peristoma of the pot body, and the pot body includes extexine metal layer and interior
Coating metal layer；
The annular edged ring of metal material, it is described annular edged ring on the inside of be formed with annular mounting groove, the annular mounting groove
Cooperate with the annular flanging, the extexine metal layer and/or the endosexine metal layer are can be with the annular bound edge
The perishable metal layer of galvanic interaction occurs for circle；And
Seal coating is at least laid between the perishable metal layer and the inner wall of the annular mounting groove, will be described
Annular edged ring is mutually obstructed with the perishable metal layer.
2. pot in as described in claim 1, which is characterized in that the seal coating is resinous coat.
3. pot in as claimed in claim 2, which is characterized in that the material of the seal coating includes into mould resin, fluororesin
And pigments and fillers.
4. pot in as claimed in claim 3, which is characterized in that described at mould resin includes PAI, PI, PES, PEEK and PPS
At least one of；And/or
The fluororesin includes at least one of PTFE, FEP and PFA；And/or
The pigments and fillers include aluminium oxide or sericite.
5. pot in as claimed in claim 3, which is characterized in that the quality at mould resin accounts for the quality of the seal coating
50%~90%；
The quality of the fluororesin accounts for the 10%~30% of the quality of the seal coating；
The quality of the pigments and fillers accounts for the 0%~20% of the quality of the seal coating.
6. pot in as claimed in claim 5, which is characterized in that the seal coating includes the ingredient of following quality specific gravity:
The aluminium oxide of 57% PES, 8% PAI, 28% FEP and 7%.
7. pot in as described in claim 1, which is characterized in that the pot body connects setting, the interior table in multiple layer metal layer by layer
Layer metal layer is the perishable metal layer.
8. pot in as claimed in claim 7, which is characterized in that the annular flanging includes described in gripping section and connection
The arc-shaped transition section of the lower end of gripping section and the pot body, the annular edged ring are held on the gripping section；
The seal coating is at least set to the upper surface of the gripping section, by the upper side wall of the annular mounting groove with it is described interior
The barrier of coating metal layer.
9. pot in as claimed in claim 8, which is characterized in that the seal coating covers the upper of the entire annular flanging
Surface, and the seal coating has the inner end being located inside the annular mounting groove and is located at outside the annular mounting groove
The outer end in portion, wherein from the outer end towards the interior extreme direction, the outer end of the seal coating is in gradually thickening setting.
10. pot in as claimed in claim 7, which is characterized in that the material of the perishable metal layer is aluminium；And/or
The material of the annular edged ring is stainless steel or titanium alloy；And/or
The material of the extexine metal layer is carbon steel or cast iron.
11. pot in as claimed in claim 7, which is characterized in that the endosexine metal layer is covered with non-sticking lining, and described
Non-sticking lining is arranged in the seal coating is covered；And/or
The extexine metal layer is covered with trypsin method layer.
12. a kind of cooking apparatus, which is characterized in that including the interior pot as described in claim 1 to 11 any one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810286081.4A CN110338628B (en) | 2018-04-02 | 2018-04-02 | Inner pot and cooking utensil |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810286081.4A CN110338628B (en) | 2018-04-02 | 2018-04-02 | Inner pot and cooking utensil |
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| CN110338628B CN110338628B (en) | 2021-09-24 |
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