CN209733466U - composite flat-bottom aluminum pot - Google Patents

Abstract

The utility model discloses a combined type aluminum pan, include the aluminum pot main part and inlay the magnetic conductive plate in aluminum pot main part bottom, the edge cladding of magnetic conductive plate is fixed in the aluminum pot main part bottom, the up end of magnetic conductive plate sets up with the outer parallel interval in bottom surface of aluminum pot main part, the magnetic conductive plate center is provided with the locating hole, radially is provided with a plurality of slotted holes along the locating hole towards the edge of magnetic conductive plate, is provided with waist type hole along the locating hole towards the edge circumference of magnetic conductive plate between the adjacent slotted hole, the edge in slotted hole and waist type hole all extends to the outer bottom surface of aluminum pot main part and forms the step, the one end that the step is close to the outer bottom surface of aluminum pot main part flushes with the outer bottom surface of aluminum pot main part, is provided with a plurality of riveting through-holes along the locating hole. The utility model provides an among the prior art bottom of a boiler have the arch: small contact area, poor thermal conductivity and difficult cleaning.

Description

composite flat-bottom aluminum pot

Technical Field

The utility model relates to a kitchen utensils and appliances equipment technical field specifically is a combined type aluminum pan.

Background

The aluminum has good heat-conducting property, the heat-conducting coefficient is 16 times of that of stainless steel, the aluminum pot is easy to shape, and the aluminum pot is produced at the same time, and is light, durable, fast in heating, even in heat conduction and non-rusty. However, pure aluminum pots cannot use induction cookers. When the induction cooker heats food, a coil in the induction cooker is used, and the coil can generate a changing magnetic field when passing a changing current. When the iron pan is placed on the induction cooker, the magnetic fields penetrate into the iron, and because the iron is magnetic conductive, the magnetic fields can enable electrons in the iron to move, so that the heating function is realized. The aluminum is not magnetic conductive, and the magnetic field can not cause electrons to move in the aluminum, so that the aluminum pot can not be heated. The solution is to add a magnetic conductive plate as shown in figure 1 at the bottom of the aluminum pot.

The energy-saving aluminum pot for the induction cooker in the prior art has the following defects: as shown in fig. 2, the contact area of the pot bottom is reduced due to the protrusions formed by the rivets and the strips, and particularly, in the long-term use process, the protrusions formed by the rivets and the strips on the edge of the pot bottom are easily worn, so that the bottom is uneven, the thermal conductivity is poor, and the heating uniformity and the service life are affected; gaps are formed among the rivets, the rivets and the long strips, oil smoke and dust are easy to adhere to the rivets, the rivets are not easy to clean, and the heating uniformity and the service life of the pot bottom are further influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a combined type aluminum pan to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

The utility model provides a combined type aluminum pan, includes the aluminum pan main part and inlays the magnetic conductive plate in aluminum pan main part bottom, the edge cladding of magnetic conductive plate is fixed in the aluminum pan main part bottom, the up end of magnetic conductive plate and the outer parallel interval in bottom surface of aluminum pan main part set up, the magnetic conductive plate center is provided with the locating hole, radially is provided with a plurality of slotted holes along the edge of locating hole towards the magnetic conductive plate, is provided with waist type hole along the locating hole towards the edge circumference of magnetic conductive plate between the adjacent slotted hole, the edge in slotted hole and waist type hole all extends to the outer bottom surface of aluminum pan main part and forms the step, the one end that the step is close to the outer bottom surface of aluminum pan main part flushes with the outer bottom surface of aluminum pan main part, is provided with a plurality of riveting through-.

The edge of the positioning hole extends to the outer bottom surface of the aluminum pot main body to form a plurality of reeds, and the reeds slightly incline to the center of the outer bottom surface of the aluminum pot main body.

The riveting through hole is formed in the two ends of the long round hole and the waist-shaped hole.

Wherein, the edge of magnetic conduction piece forms annular cuff to the outer bottom surface extension of aluminium pot main part.

and one end of the long round hole close to the edge of the magnetic conductive sheet is provided with an opening extending to the annular hoop.

compared with the prior art, the beneficial effects of the utility model are as follows:

1. The pot bottom in the prior art is provided with a bulge: the contact area is small, the heat conductivity is poor, and the cleaning is difficult; the utility model discloses the bottom of a boiler forms a plane through polishing, and area of contact is big, and heat conductivility is good, easily washs.

2. In the prior art, a bottom pressing process is adopted, and because the aluminum and stainless steel materials at the bottom of a pot cause the difference of heat conductivity, the heat expansion and cold contraction are asynchronous, and the falling is easy to happen when the pot is used for a longer time; the utility model discloses a riveting is detained in the location, firmly is difficult for droing.

3. The utility model discloses an edge in slotted hole and waist type hole all extends to the outer bottom surface of aluminium pot main part and forms the step, the step is close to the outer bottom surface of aluminium pot main part one end and flushes with the outer bottom surface of aluminium pot main part, makes magnetic conductive sheet can with electromagnetism stove direct contact, has not only increased magnetic conductivity, has still further strengthened the mechanical strength of the outer bottom surface of aluminium pot main part.

4. The utility model discloses a when magnetic conduction piece generates heat, owing to be heated inhomogeneously, slotted hole and waist type hole are out of shape easily, and the riveting through-hole so is provided with the stress that helps releasing expend with heat and contract with cold to arouse.

5. the utility model discloses a magnetic conduction piece's edge extends to the outer bottom surface of aluminium pot main part and forms annular hoop, and is further, has increased magnetic conductivity to and strengthened the mechanical strength of the outer bottom surface of aluminium pot main part.

6. The opening of the annular hoop is helpful to release the stress caused by uneven heating of the annular hoop, and the service life of the composite flat-bottomed aluminum pot is prolonged.

Drawings

FIG. 1 is a schematic structural diagram of a stainless steel sheet of the prior art;

FIG. 2 is a cross-sectional view of a prior art rivet, a projection formed by a strip;

FIG. 3 is a schematic view of the overall structure of the present invention;

Fig. 4 is a schematic structural view of the magnetic conductive sheet of the present invention;

Fig. 5 is a schematic partial cross-sectional view of the magnetic conductive sheet of the present invention.

In the figure: 1-an aluminum pot main body, 2-a magnetic conductive sheet, 3-a positioning hole, 4-a long circular hole, 5-a kidney-shaped hole, 6-a step, 7-a riveting through hole, 8-a reed, 9-an annular hoop and 10-an opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 3-5, the present invention provides an embodiment: the utility model provides a combined type aluminum pan, includes aluminum pan main part 1 and inlays magnetic conductive sheet 2 in aluminum pan main part 1 bottom, the edge cladding of magnetic conductive sheet 2 is fixed in aluminum pan main part 1 bottom, the up end of magnetic conductive sheet 2 sets up with the parallel interval in aluminum pan main part 1 outer bottom surface, magnetic conductive sheet 2 center is provided with locating hole 3, radially is provided with a plurality of slotted holes 4 along locating hole 3 towards the edge of magnetic conductive sheet 2, is provided with waist type hole 5 along locating hole 3 towards the edge circumference of magnetic conductive sheet 2 between the adjacent slotted hole 4, the edge of slotted hole 4 and waist type hole 5 all extends to aluminum pan main part 1 outer bottom surface and forms step 6, the one end that step 6 is close to aluminum pan main part 1 outer bottom surface flushes with aluminum pan main part 1 outer bottom surface, makes magnetic conductive sheet 2 can with electromagnetism stove direct contact, has not only increased magnetic conductivity, has still further strengthened the mechanical strength of aluminum pan main part 1 outer bottom surface, a plurality of riveting through holes 7 are arranged along the circumferential direction of the positioning hole 3 towards the edge of the magnetic conductive sheet 2.

The edge of the positioning hole 3 extends towards the outer bottom surface of the aluminum pot main body 1 to form a plurality of reeds 8, and the reeds 8 slightly incline towards the center of the outer bottom surface of the aluminum pot main body 1.

The riveting through hole 7 is arranged at two ends of the long round hole 4 and the waist-shaped hole 5, when the magnetic conducting sheet 2 generates heat, the long round hole 4 and the waist-shaped hole 5 are easy to deform due to uneven heating, and the riveting through hole 7 is arranged to help release stress caused by thermal expansion and cold contraction.

Wherein, the edge of magnetic conduction piece 2 extends to the outer bottom surface of aluminium pot main part 1 and forms annular cuff 9, and is further, has increased magnetic conductivity to and strengthened the mechanical strength of the outer bottom surface of aluminium pot main part 1.

One end of the long round hole 4 close to the edge of the magnetic conductive sheet 2 is provided with an opening 10 extending to the annular hoop 9, and the arrangement of the opening 10 is helpful for releasing stress caused by uneven heating of the annular hoop 9, so that the service life of the composite aluminum pan is prolonged.

The preparation process of the composite flat-bottom aluminum pot comprises the following steps:

Step 1, preparing magnetic conductive sheet in composite flat-bottom aluminum pot

stamping a whole stainless steel plate, wherein a positioning hole 3 is formed in the center of the magnetic conducting plate 2, the edge of the positioning hole 3 extends towards the outer bottom surface of the aluminum pot main body 1 to form a plurality of reeds 8, and the reeds 8 slightly incline towards the center of the outer bottom surface of the aluminum pot main body 1; a plurality of long round holes 4 are radially arranged along the positioning hole 3 towards the edge of the magnetic conductive sheet 2, waist-shaped holes 5 are circumferentially arranged between adjacent long round holes 4 along the positioning hole 3 towards the edge of the magnetic conductive sheet 2, the edges of the long round holes 4 and the waist-shaped holes 5 extend towards the outer bottom surface of the aluminum pot main body 1 to form steps 6, and a plurality of riveting through holes 7 are circumferentially arranged along the positioning hole 3 towards the edge of the magnetic conductive sheet 2; the riveting through holes 7 are arranged at the two ends of the long round hole 4 and the waist-shaped hole 5; the edge of the magnetic conductive sheet 2 extends to the outer bottom surface of the aluminum pot main body 1 to form an annular hoop 9; one end of the long round hole 4 close to the edge of the magnetic conductive sheet 2 is provided with an opening 10 extending to an annular hoop 9;

step 2, positioning and die assembly

placing the magnetic conductive sheet 2 into a mold, wherein the mold comprises an upper mold and a lower mold, a positioning column corresponding to the positioning hole 3 is arranged at the center of the bottom of the upper mold, and exhaust holes are formed in the periphery of the positioning column; the die device is arranged on a casting machine, an upper die and a lower die are separated and filled, the inner cavity of the die is baked, the magnetic conductive sheet 2 is directly positioned on the positioning column in the upper die, the positioning column is fastened by the reed 8 through tension, and then the upper die and the lower die are precisely aligned;

Step 3, casting

Injecting molten aluminum, wherein the flowing aluminum passes through the riveting through holes 7 to form rivets, and the aluminum at the rivets is connected into a whole, so that the magnetic conductive sheet 2 and the aluminum pot main body 1 are integrally formed;

Step 4, polishing

Removing redundant aluminum residues, inputting the residues into a numerical control lathe according to a product processing standard and a relevant drawing size program, placing an aluminum pot on a lathe mold for internal and external treatment, removing a rough shrinkage cavity surface generated by casting, and processing the outer bottom surface of the aluminum pot main body 1 by taking the upper end surface of the magnetic conduction sheet 2 as a reference, wherein one end of the step 6 close to the outer bottom surface of the aluminum pot main body 1 is flush with the outer bottom surface of the aluminum pot main body 1, and the height of the step is within a tolerance range of 1mm plus or minus 0.5 mm; and the same treatment is applied to the annular ferrule 9.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A combined type flat-bottom aluminum pot is characterized in that: comprises an aluminum pot main body (1) and a magnetic conductive sheet (2) embedded at the bottom of the aluminum pot main body (1), the edge of the magnetic conductive sheet (2) is coated and fixed in the bottom of the aluminum pot main body (1), the upper end surface of the magnetic conductive sheet (2) is arranged in parallel with the outer bottom surface of the aluminum pot main body (1) at intervals, a positioning hole (3) is arranged at the center of the magnetic conductive sheet (2), a plurality of long round holes (4) are radially arranged along the positioning hole (3) towards the edge of the magnetic conductive sheet (2), waist-shaped holes (5) are circumferentially arranged between adjacent long round holes (4) along the positioning hole (3) towards the edge of the magnetic conductive sheet (2), the edges of the long round hole (4) and the waist-shaped hole (5) extend towards the outer bottom surface of the aluminum pot main body (1) to form a step (6), one end of the step (6) close to the outer bottom surface of the aluminum pot main body (1) is flush with the outer bottom surface of the aluminum pot main body (1), and a plurality of riveting through holes (7) are arranged along the positioning hole (3) towards the edge circumference of the magnetic conductive sheet (2).

2. The composite aluminum pan of claim 1, wherein: the edge of the positioning hole (3) extends to the outer bottom surface of the aluminum pot main body (1) to form a plurality of reeds (8), and the reeds (8) slightly incline to the center of the outer bottom surface of the aluminum pot main body (1).

3. The composite aluminum pan of claim 2, wherein: the riveting through holes (7) are formed in the two ends of the long round hole (4) and the waist-shaped hole (5).

4. The composite aluminum pan of claim 3, wherein: the edge of the magnetic conductive sheet (2) extends towards the outer bottom surface of the aluminum pot main body (1) to form an annular hoop (9).

5. The composite aluminum pan of claim 4, wherein: one end of the long round hole (4) close to the edge of the magnetic conductive sheet (2) is provided with an opening (10) extending to the annular hoop (9).