CN2922703Y - Casted-aluminium cooking untensil used for electromagnetic oven - Google Patents
Casted-aluminium cooking untensil used for electromagnetic oven Download PDFInfo
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- CN2922703Y CN2922703Y CN 200620041774 CN200620041774U CN2922703Y CN 2922703 Y CN2922703 Y CN 2922703Y CN 200620041774 CN200620041774 CN 200620041774 CN 200620041774 U CN200620041774 U CN 200620041774U CN 2922703 Y CN2922703 Y CN 2922703Y
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- electromagnetic oven
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- cast aluminium
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Abstract
The utility model provides a cast aluminum cooker applicable to electromagnetic ovens, pertaining to technologies of daily use articles, which can solve the technical problems with current technologies that the infirm bond between the metal sheet and the bottom easily causes shedding due to the difference of expansion coefficients, together with short service life, high processing and manufacturing difficulty, easy scraping and high production cost etc. The cast aluminum cooker applicable to electromagnetic ovens comprises an openmouthed body made of aluminum; a heating base plate is provided on the body, and the base plate is provided with a metal sheet made of permeability magnetic materials magnetic conductive materials; several through holes are opened on the metal sheet; the metal sheet is embedded in the base plate; margins of the through holes have turned over edges that extends to outer surface of the base plate.
Description
Technical field
The utility model relates to the articles for daily use technical field, especially relates to a kind of cast aluminium cooker that can be used for electromagnetic oven.
Background technology
The cast aluminium cooker can one-shot forming because its manufacture craft is simple, thereby is produced in large quantities and use.Can produce the pot shape that to produce with cold punching technology by casting technique, be easy to accomplish end thick-walled and thin, be more suitable in culinary art.Casting technique is very suitable for producing the cooker of special-shaped cooker and some handles, handle seat and pot body one, and the pattern of pot shape is more various.
Existing common cast aluminium cooker all can't be applicable to electromagnetic oven, and some cast aluminium cooker that can be used for electromagnetic oven all is to adopt at the good cooker compound last layer in the bottom ferromagnetism stainless steel substrates with holes of casting.For example, Chinese patent literature discloses a kind of Flat bottom container (application number: CN02250780 9), is made up of the nonferromugnetic material Flat bottom container and the punch of the ferrimagnet that is placed in the container intracavity bottom.This cooker is the bottom that punch directly is fixed on Flat bottom container, its production process complexity, and cost is higher.But,, thereby cause the connection part of punch and container bottom to produce the gap because the coefficient of expansion difference of different materials in heating process, can produce different deformation.On the other hand, owing to elements such as the contained silicon of the employed material of cast aluminium cooker, copper are very high, the stainless iron plate of the cast aluminium cooker bottom of the compound stainless iron plate in this bottom is not strong with the adhesion of pot body, and in use stainless iron plate may come off from the bottom of pot.
The somebody has applied for a kind of cooking appliance (application number: patent CN93109890.4) with heated base, this cooking appliance comprises being used for heating and particularly is used for the heated base of eddy-current heating, described bottom outwards comprises metallic plate and at least one sheet metal of being furnished with perforate of at least one good heat conductive from the lining, described sheet metal is embedded on the metallic plate, so that perforate is loaded by the metal on the metallic plate.And above-mentioned perforate has 5～20% double-deck surface of sheet metal total surface.Such scheme is that sheet metal is embedded in the sheet metal of bottom by impact style.But still have following defective: 1. be pressed into the sheet metal of perforate by force by impact style, complex manufacturing technology causes scrapping of product easily in making work, and yield rate is low.2. though the deformation difference that through hole can reduce to be produced because the coefficient of expansion is different is set on sheet metal, prevents to come off; But because sheet metal only has single face to embed, in use still can produce the gap, can not thoroughly address the above problem.3. the production cost height causes stress to be concentrated easily, and service life is short, is difficult to apply.
Summary of the invention
The purpose of this utility model is at the problems referred to above, provides a kind of structure firm, and it is firm to cooperate, the basic potting of whole sheet metal is gone in the chassis, the two sides of sheet metal is identical material, and the influence of expanded by heating is little, the long-lived cast aluminium cooker that can be used for electromagnetic oven; Solved the existing in prior technology sheet metal cooperate with the bottom not firm because the difference of the coefficient of expansion causes coming off easily, the technical problem that service life is short etc.
Another purpose of the present utility model is at the problems referred to above, and a kind of processing and fabricating of being convenient to is provided, and technology is simple, yield rate height, the cast aluminium cooker manufacture method that can be used for electromagnetic oven of low production cost; Solved existing in prior technology and sheet metal has been embedded by force later in cooker machine-shaping again, processing and manufacturing difficulty is big, causes easily and scraps, the technical problem that production cost is more high.
For achieving the above object, the utility model has adopted following technical proposal: the cast aluminium cooker that originally can be used for electromagnetic oven, comprise a uncovered body of making by aluminium, be provided with a chassis that is used to heat on body, the chassis is provided with the sheet metal that adopts permeability magnetic material to make, and has several through holes on sheet metal, it is characterized in that, described sheet metal potting have flange at the through hole edge of described sheet metal, and this flange extends to the outer surface on chassis in described chassis.
The utility model is wrapped in sheet metal in the chassis substantially, has only the flange at sheet metal through hole edge to be exposed to the outer surface on chassis, and concordant with the bottom surface on chassis, and magnetic flux is passed through from the end face of these flange, heats.Because the material that the two sides contacted of sheet metal is identical, has identical thermal coefficient of expansion, in heating process, produce identical deformation, can not cause the unstable problem of contact.Successfully solved sheet metal has been wrapped in the problem that magnetic conduction can't be carried out in inside, chassis by flange is set at the through hole edge, improved the intensity of whole device, increased the service life.The utility model is suitable for the cast aluminium cooker, as die casting aluminium cooker and gravitational casting aluminium cookware; Add the one-shot forming in man-hour, need not to be pressed into by force sheet metal, the yield rate height.The employed sheet metal of the utility model can be the stainless steel substrates that is magnetic, and also can be various carbon steel and the alloy-steel sheets of being magnetic.
In the above-mentioned cast aluminium cooker that can be used for electromagnetic oven, described through hole be shaped as in circle, ellipse, triangle, square, the rectangle one or several.The shape of through hole and quantity can be provided with as required.
In the above-mentioned cast aluminium cooker that can be used for electromagnetic oven, also be provided with several tapping holes on the described sheet metal.Except the through hole that has flange, also have some on the sheet metal in the utility model not with the tapping hole of flange.These tapping holes are to be convenient to that aluminium water can flow to another side from the one side of sheet metal in the casting process of cast aluminium cooker, make the two sides of sheet metal all cast full aluminium water, and the aluminium on sheet metal two sides links together by these holes, more firmly difficult drop-off.Certainly, the shape of the tapping hole here also can be one or several in circle, ellipse, triangle, square, the rectangle.
In the above-mentioned cast aluminium cooker that can be used for electromagnetic oven, the edge of described sheet metal is provided with some equally distributed breach with sheet metal zoning territory, and each regional root fuses.
In order to reduce cast aluminium cooker bottom because of the different stress that produce of the coefficient of expansion of different materials in heating process, prevent that the bottom of causing thus from concaving or to outer lug, the utility model is divided into several zones with sheet metal, only be connected to each other together, thereby the stress that has reduced the bottom is effectively concentrated at the sheet metal middle part.
For the ease of flowing of aluminium water in the casting cycle, be convenient to the making of sheet metal flange simultaneously, in the above-mentioned cast aluminium cooker that can be used for electromagnetic oven, the angle that described flange becomes with the plane at sheet metal place is 45 °～135 °.
In the above-mentioned cast aluminium cooker that can be used for electromagnetic oven, the height of described flange is that the thickness of the described sheet metal of 0.2mm～5.0mm is 0.2mm～5.0mm.
For the ease of fixing to sheet metal in casting cycle, prevent that sheet metal is flushed away when aluminium water injects, in the above-mentioned cast aluminium cooker that can be used for electromagnetic oven, described sheet metal center is provided with a boss, and boss is provided with fixing hole.Inserting the aluminium pin in through hole is fixed up its sheet metal.
Above-mentioned cooker is made by following method: the cast aluminium cooker manufacture method that can be used for electromagnetic oven, it is characterized in that, comprise the steps: that a prepares sheet metal: make sheet metal with permeability magnetic material, on sheet metal, offer some through holes, flange is set at the through hole edge; B prepares mould: the die cavity chassis that the sheet metal for preparing is fixed on the cooker mould; C cast aluminum water: in die cavity, pour aluminium water into, make aluminium water fill with whole die cavity, be full of aluminium water on the two sides of sheet metal; D demoulding cleaning: after the moulding to be cooled, slough mould, and cooker surface is cleared up or turning, the end face of flange is flushed with the bottom surface on cooker chassis.
The utility model adopts the mode of direct pouring, sheet metal is cast in the chassis of cooker, and carries out magnetic conduction by the flange that is exposed to undersurface of bottom disc.Operation is simple, and it is very convenient, with low cost make, can one-shot forming, and not high to the requirement of mould yet.If flange does not expose the bottom surface, can cause magnetic screen, can't on electromagnetic oven, heat; For this reason, the chassis of the cooker that casting is good will be exposed with the method for polishing cleaning or the turning end face with the flange dug on the sheet metal, so that magnetic induction.
After sheet metal was put into casting mould, the end face of flange must be close to the bottom of mould, and was firmly fixed, and was flushed away when aluminium water injects to prevent sheet metal.In the above-mentioned cast aluminium cooker manufacture method that can be used for electromagnetic oven, in step b, sheet metal is fixed up by applying magnetic force on the die cavity chassis.Because sheet metal is made by permeability magnetic material, therefore, by applying the bottom that magnetic force just can be fixed in mould.The magnetic force here can be to be produced by permanent magnet or electromagnet.
As another kind of fixed solution, in the above-mentioned cast aluminium cooker manufacture method that can be used for electromagnetic oven, in step b, in the central boss of sheet metal, insert steady pin, by steady pin sheet metal is fixed on the die cavity chassis.
Compared with prior art, the advantage that can be used for the cast aluminium cooker of electromagnetic oven is:
1. because the whole basic potting of sheet metal is gone into the chassis, and the material of two sides contact is identical, is subjected to the influence of dilatancy little, structure is firm, difficult drop-off, long service life.
2. adopt the mode one-shot forming of casting, the two sides of sheet metal can both be full of aluminium water swimmingly during casting, and processing and fabricating is convenient, and operation is simple, the production efficiency height.
3. the stress that has reduced the bottom is effectively concentrated, and makes the bottom smooth after casting, can not cause rough phenomenon; The magnetic conductivity of casting processing mode and sheet metal is reasonably merged.
Description of drawings
Fig. 1 is the structural representation of looking up of the cooker that provides of the utility model.
Fig. 2 is the sectional structure schematic diagram of the cooker that provides of the utility model.
Fig. 3 is the structural representation of sheet metal in the cooker that provides of the utility model.
Fig. 4 is along the sectional structure schematic diagram along the line of B-B among Fig. 3.
Among the figure, body 1, chassis 2, sheet metal 3, regional 3a, through hole 4, flange 4a, tapping hole 5, breach 6, boss 7, fixing hole 8.
The specific embodiment
Embodiment 1:
As depicted in figs. 1 and 2, originally can be used for uncovered body 1 that the cast aluminium cooker of electromagnetic oven made by aluminium, adopt discoid sheet metal 3 that permeability magnetic material makes, be arranged on through hole 4 on the sheet metal 3 etc. and form.
As shown in Figure 1, be provided with a chassis that is used to heat 2 on body 1, chassis 2 is provided with sheet metal 3, and sheet metal 3 pottings are in chassis 2.Have several through holes 4 on sheet metal 3, through hole 4 is arranged equably.Through hole 4 be shaped as circle or ellipse or strip.Through hole 4 is set can be arranged on sheet metal 3 in the chassis 2 easily, makes both cooperations more firm.
As shown in Figure 2, have flange 4a at through hole 4 edges of sheet metal 3, and this flange 4a extends to the outer surface on chassis 2.The plane at flange 4a and sheet metal 3 places is provided with at an angle of 90.Because the major part of whole sheet metal 3 is wrapped in the chassis 2, can realize magnetic conduction by flange 4a, and whole cooker is heated, and makes it to be applicable to electromagnetic oven.Also be provided with several on the sheet metal 3 not with the tapping hole 5 of flange 4a.These tapping holes 5 are to be convenient to cast aluminium cooker aluminium water in casting process can flow to another side from the one side of sheet metal 3, make the two sides of sheet metal 3 all cast full aluminium water, and the aluminium on sheet metal 3 two sides links together firm more difficult drop-off by these holes.
As shown in Figure 3 and Figure 4, the edge of sheet metal 3 is provided with eight and equally distributed sheet metal 3 is divided into the breach 6 of nine sector region 3a, and the root of each regional 3a fuses.In this way, can reduce cast aluminium cooker bottom and produce stress, prevent that the bottom of causing thus from concaving or to outer lug because of the coefficient of expansion of different materials in heating process is different.In the utility model, the height of flange 4a is that the thickness of 1.0mm sheet metal 3 is 0.5mm.For the ease of fixing to sheet metal 3 in casting cycle, be provided with a boss 7 at sheet metal 3 centers, boss 7 is provided with fixing hole 8.
The above-mentioned cast aluminium cooker that can be used for electromagnetic oven is made by following method:
A prepares sheet metal 3: make sheet metal 3 with permeability magnetic material, offer some through holes 4 on sheet metal 3, at through hole 4 edges flange 4a is set.The permeability magnetic material here can be magnetic stainless steel substrates, also can be various magnetic carbon steels and alloy-steel sheet.The through hole 4 here can form by the mode of punching press.The flange 4a at through hole 4 edges can with sheet metal 3 integrated setting, also can be connected up by modes such as welding.
B prepares mould: the die cavity chassis that the sheet metal 3 for preparing is fixed on the cooker mould.Because sheet metal 3 centers are provided with a boss 7, steady pin can be inserted in the fixing hole 8 of boss 7, by steady pin sheet metal 3 are fixed on the die cavity chassis.
C cast aluminum water: in die cavity, pour aluminium water into, make aluminium water fill with whole die cavity, be full of aluminium water on the two sides of sheet metal 3.
D demoulding cleaning: after the moulding to be cooled, slough mould, and cooker surface is carried out turning processing, the end face of flange 4a is flushed with the bottom surface on cooker chassis 2, be beneficial to magnetic conduction.Certainly, if the placement of the position of sheet metal 3 and die cavity is reasonable, the end face of flange 4a is exposed to chassis 2 substantially after casting is finished, and carries out turning processing with regard to not needing like this, directly carries out removing surface and gets final product.
Casting process process in the utility model is a known technology, and this paper does not do and gives unnecessary details.
Embodiment 2: in the present embodiment, boss 7 and locating hole are not set on the sheet metal 3, by applying magnetic force at the permanent magnet on die cavity chassis or electromagnet sheet metal 3 are fixed up.All the other all with embodiment 1 roughly the same, this paper does not do and gives unnecessary details.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as body 1, chassis 2, sheet metal 3, regional 3a, through hole 4, flange 4a, tapping hole 5, breach 6, boss 7, fixing hole 8 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (7)
1, a kind of cast aluminium cooker that can be used for electromagnetic oven, comprise a uncovered body (1) of making by aluminium, on body (1), be provided with a chassis that is used to heat (2), chassis (2) is provided with the sheet metal (3) that adopts permeability magnetic material to make, on sheet metal (3), have several through holes (4), it is characterized in that, described sheet metal (3) potting is in described chassis (2), through hole (4) edge in described sheet metal (3) has flange (4a), and this flange (4a) extends to the outer surface of chassis (2).
2, the cast aluminium cooker that can be used for electromagnetic oven according to claim 1 is characterized in that, described through hole (4) be shaped as in circle, ellipse, triangle, square, the rectangle one or several.
3, the cast aluminium cooker that can be used for electromagnetic oven according to claim 1 is characterized in that, also is provided with several tapping holes (5) on the described sheet metal (3).
4, the cast aluminium cooker that can be used for electromagnetic oven according to claim 1, it is characterized in that, the edge of described sheet metal (3) is provided with some equally distributed breach (6) with sheet metal (3) zoning territory (3a), and the root of each zone (3a) fuses.
According to claim 1 or 2 or the 3 or 4 described cast aluminium cookers that can be used for electromagnetic oven, it is characterized in that 5, described flange (4a) is 45 °～135 ° with the angle that the plane at sheet metal (3) place becomes.
6, the cast aluminium cooker that can be used for electromagnetic oven according to claim 5 is characterized in that, the height of described flange (4a) is 0.2mm～5.0mm; The thickness of described sheet metal (3) is 0.2mm～5.0mm.
7, the cast aluminium cooker that can be used for electromagnetic oven according to claim 5 is characterized in that, described sheet metal (3) center is provided with a boss (7), and boss (7) is provided with fixing hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620041774 CN2922703Y (en) | 2006-05-15 | 2006-05-15 | Casted-aluminium cooking untensil used for electromagnetic oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620041774 CN2922703Y (en) | 2006-05-15 | 2006-05-15 | Casted-aluminium cooking untensil used for electromagnetic oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2922703Y true CN2922703Y (en) | 2007-07-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620041774 Expired - Lifetime CN2922703Y (en) | 2006-05-15 | 2006-05-15 | Casted-aluminium cooking untensil used for electromagnetic oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2922703Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101828853B (en) * | 2009-03-13 | 2011-12-14 | 舒岳光 | Manufacturing process of concave-convex magnetic conducting pots |
| CN103405145A (en) * | 2013-09-04 | 2013-11-27 | 浙江苏泊尔股份有限公司 | Composite-bottom cast aluminum cooker |
| CN109757971A (en) * | 2019-03-19 | 2019-05-17 | 福建鼎厨王厨具有限公司 | A kind of combined type flat bottom aluminium pot and its preparation process |
| CN109805738A (en) * | 2019-03-19 | 2019-05-28 | 福建鼎厨王厨具有限公司 | A kind of bottom large area magnetic aluminum pot and its casting process |
-
2006
- 2006-05-15 CN CN 200620041774 patent/CN2922703Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101828853B (en) * | 2009-03-13 | 2011-12-14 | 舒岳光 | Manufacturing process of concave-convex magnetic conducting pots |
| CN103405145A (en) * | 2013-09-04 | 2013-11-27 | 浙江苏泊尔股份有限公司 | Composite-bottom cast aluminum cooker |
| CN109757971A (en) * | 2019-03-19 | 2019-05-17 | 福建鼎厨王厨具有限公司 | A kind of combined type flat bottom aluminium pot and its preparation process |
| CN109805738A (en) * | 2019-03-19 | 2019-05-28 | 福建鼎厨王厨具有限公司 | A kind of bottom large area magnetic aluminum pot and its casting process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: ZHEJIANG SUPOR CO., LTD. Free format text: FORMER NAME OR ADDRESS: SUBOR COOKING UTENSIL CO LTD, ZHEJIANG |
|
| CP03 | Change of name, title or address |
Address after: Barley island development zone, Zhujiang Town, Zhejiang, Yuhuan County Province, China: 317604 Patentee after: Supor Co., Ltd., Zhejiang Address before: Barley island development zone, Zhujiang Town, Zhejiang, Yuhuan County Province, China: 317604 Patentee before: Suboer Cooking Utensil Co., Ltd., Zhejiang |
|
| CX01 | Expiry of patent term |
Granted publication date: 20070718 |
|
| EXPY | Termination of patent right or utility model |