CN212591671U - Pot body and electric rice cooker - Google Patents

Abstract

The utility model provides a pot body and electric rice cooker, wherein: 0.1H < d1< 0.25H; the diameter of the surface of the concave part close to the center of the pot body is D2, the diameter of the bottom wall is D, wherein: 0.1D < D2< 0.5D. By limiting 0.1H < D1<0.25H, and 0.1D < D2<0.5D, a "step flow" is formed on both sides of the recess, which is itself a small vortex, while forming two large vortices above the recess. Step flows and can drives the depressed part both sides and form the vortex, and then drives the grain of rice and flow at the lower floor, and the big vortex of step flow top simultaneously can make the rice grain downstream of upper portion in the pot to the step of below in flowing, and then can link the grain of rice of upper strata and lower floor in the pot for the grain of rice can circulate in whole pot, and the being heated of the grain of rice is more even.

Description

Pot body and electric rice cooker

Technical Field

The utility model relates to an electricity rice cooker technical field, concretely relates to pot body and use its IH electricity rice cooker.

Background

An electromagnetic heating electric cooker, also called IH cooker, is a kitchen appliance with rapidly increasing market scale in recent years. The IH pot is provided with a coil below the pot body, and the coil can cut the magnetic induction line of the pot body after being electrified, so that the pot body generates induction eddy current. According to joule's law, the vortex flow itself makes the pan body heat, and then cooks the food.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides an electricity rice cooker is with pot body and IH electricity rice cooker.

Therefore, the utility model provides a pot body, include: a bottom wall; a side wall connected to the bottom wall; a recess portion provided on the bottom wall; the height of the depression is d1, the height of the side wall is H, wherein: 0.1H < d1< 0.25H; the diameter of the surface of the concave part close to the center of the pot body is D2, the diameter of the bottom wall is D, wherein: 0.1D < D2< 0.5D.

The utility model provides a pot body, the depressed part with the coaxial setting in the centre of a circle of diapire the utility model provides a pot body, the depressed part is trapezoidal setting.

The utility model provides a pot body, the depressed part is isosceles trapezoid and sets up.

The utility model provides a pan body, the scope of the angle of inclination of the relative base of isosceles trapezoid waist is [15, 90 ].

The pot body provided by the utility model, d1 is 0.15H.

The utility model provides a pot body, D2 is 0.3D.

The utility model provides a pot body still includes: a first heating part disposed at an outer side position of the side wall, the first heating part being disposed at an upper position of the recess part; and a second heating unit disposed at an outer position of the bottom wall, wherein a heat generation amount of the first heating unit is larger than a heat generation amount of the second heating unit.

The utility model provides a pot body, second heating portion sets up isosceles trapezoid's waist.

The utility model provides a pot body, first heating portion with second heating portion is heating coil.

The utility model provides a pot body, first heating portion with be provided with the power on the second heating portion respectively.

The utility model provides a pot body, the lateral wall is relative the diapire takes place to move towards keeping away from the slope at pot body center, the lateral wall with contained angle scope between the longitudinal axis is (0, 45 degrees).

The utility model provides a pot body, the lateral wall sets up perpendicularly on the diapire.

The utility model provides a pot body, depressed part self is the step form setting, follows the lateral wall to pot body center direction, the step takes place towards the extension of pot body center direction.

The utility model provides an electric rice cooker, include the utility model provides a pot body.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pot body, include: a bottom wall; a side wall connected to the bottom wall; the concave part is arranged on the bottom wall and is coaxial with the circle center of the bottom wall; the height of the depression is d1, the height of the side wall is H, wherein: 0.1H < d1< 0.25H; the diameter of the surface of the concave part close to the center of the pot body is D2, the diameter of the bottom wall is D, wherein: 0.1D < D2< 0.5D.

The prior art pan body is usually provided with a certain projection only on the bottom wall. The skilled person finds, by analyzing the protrusions, that the pot body in the prior art can only form two large vortexes in the pot during the cooking process, the top of the vortexes is close to the upper part of the pot body, and the bottom of the vortexes extends to the bottom of the pot body. The rice grain that foretell structure setting mode was located pot body below position hardly carries out effective stirring to the pot body, and then leads to rice grain self heating inhomogeneous.

In the present application, by restricting 0.1H < D1<0.25H, and 0.1D < D2<0.5D, a "step flow" is formed on both sides of the recess, the step flow itself being a small vortex, while two large vortices are formed above the recess. Step flows and can drives the depressed part both sides and form the vortex, and then drives the grain of rice and flow at the lower floor, and the big vortex of step flow top simultaneously can make the rice grain downstream of upper portion in the pot to the step of below in flowing, and then can link the grain of rice of upper strata and lower floor in the pot for the grain of rice can circulate in whole pot, and the being heated of the grain of rice is more even.

The utility model discloses in, the grain of rice self can move in the upper strata and the lower floor position of the pot body under the drive of vortex respectively, simultaneously, the vortex that is located the upper strata can drive the grain of rice to the below and exchange with the grain of rice of below for the grain of rice on upper strata enters into the lower floor, and the grain of rice of lower floor enters into the upper strata, thereby fully absorbs water with the grain of rice, and it is more even to be heated.

In addition, when the height of the concave part is less than 0.1H, a stable lower layer vortex cannot be formed due to too low height, and the lower layer vortex is scattered; when the height of the recess is greater than 0.25H, the upper eddy is too small, and a stable upper eddy cannot be formed. Meanwhile, when D2 of the concave part is smaller than 0.1D, the lower layer vortex is scattered, and at the moment, the lower layer vortex is directly fused with the upper layer vortex, so that the upper layer vortex and the lower layer vortex cannot independently appear; when D2 is greater than 0.5D, the both sides size of depressed part will the undersize, and the vortex that forms in the both sides of depressed part will the undersize, and then upper eddy will be unable to intersect or mix with lower floor's vortex, and the rice grain on upper strata will be unable to take place to intersect with the rice grain of lower floor this moment, and then influences the taste homogeneity and the moisture homogeneity of final rice.

2. The utility model provides a pot body, the depressed part is isosceles trapezoid and sets up. Through the arrangement mode, the eddy formed outside the concave part has good uniformity, and further the uniformity of water content and the uniformity of mouthfeel of finally obtained rice can be ensured.

3. The utility model provides a pot body still includes: the first heating part is arranged at the outer side position of the side wall, the first heating part comprises at least two first heating plates which are oppositely arranged, and the first heating part is arranged at the position above the concave part; the second heating part is arranged at the outer side position of the bottom wall, the second heating part is provided with at least two second heating plates which are arranged oppositely, and the heat productivity of the first heating part is larger than that of the second heating part.

Through setting up first heating portion and second heating portion for can correspond the position at the pot body and produce the magnetic induction line, and then make the internal portion of pot to produce the vortex, the vortex produces the heat heating pot body. Meanwhile, the first heating part is arranged above the concave part, so that step flow can be formed at the bottom of the pot body. Further, by limiting the amount of heat generated by the first heating unit to be larger than the amount of heat generated by the second heating unit, eddy currents can be formed at both the upper and lower positions of the pot body when the first and second heating units heat simultaneously.

4. The utility model provides a pot body, depressed part self is the step form setting, follows the lateral wall to pot body center direction, the step takes place towards the extension of pot body center direction.

Through adopting the step-like setting with depressed part self, make the grain of rice that is located on the depressed part can move towards the depressed part both sides step by step, the grain of rice gets into the lower floor vortex of depressed part both sides, and along with lower floor vortex roll motion, upper vortex and lower floor vortex intersection, in partial grain of rice was the entrainment got into the upper vortex, along with upper vortex roll motion, partial grain of rice in the upper vortex of depressed step department reentries lower floor vortex, cyclic motion so, the grain of rice is last, reciprocal roll motion in the vortex of lower floor, make the grain of rice fully absorb water, it is even to be heated, can ensure that the rice of culinary art has better taste homogeneity.

5. The utility model provides a pot body, first heating portion with be provided with the power on the second heating portion respectively. Through the arrangement mode, the first heating part can be controlled to heat independently, the second heating part can be controlled to heat independently, and the first heating part and the second heating part can heat simultaneously. When the first heating part and the second heating part are used for heating simultaneously, double-layer multi-vortex linkage can be formed in the height direction of the inner part of the pot body, the first heating part and the second heating part can be independently electrified for heating, and clockwise large vortex motion and anticlockwise large vortex motion are respectively formed in the pot. The rice heating device has the advantages that the first heating part and the second heating part are used for heating simultaneously, and the first heating part or the second heating part is used for heating independently, so that the double-layer multi-vortex linkage, namely clockwise large-vortex motion, anticlockwise large-vortex motion and double-layer multi-vortex linkage, are realized, the reciprocating circulation is realized, the uniform mixing and uniform heating of water and rice grains are realized, the heating temperature uniformity of the water and the rice grains is improved, the rice grains absorb water fully, and the uniformity and the taste uniformity of rice are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of an upper vortex and a step flow formed inside the pot body provided by the present invention;

FIG. 2 is a schematic view of an upper vortex and a step flow formed inside the pot body provided by the present invention;

FIG. 3 is a schematic view of the installation of the bottom wall, the side wall and the first and second heating portions;

FIG. 4 is a second schematic view of the bottom wall, the side wall and the first and second heating portions;

FIG. 5 is a schematic diagram of the dimensions of the pan body provided by the present invention;

description of reference numerals:

1-a bottom wall; 2-a side wall; 3-a recess; 4-a first heating section; 5-a second heating part; 6-step flow; 7-upper eddy current;

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Example 1

The present embodiment provides a pot body, as shown in fig. 1 to 5, including:

a bottom wall 1;

the side wall 2 is connected to the bottom wall 1, and the axial section of the side wall 2 may be circular, elliptical, or polygonal, which is not limited in this embodiment;

the concave part 3 is arranged on the bottom wall 1, the concave part 3 can be arranged at a position deviating from one side of the circle center of the bottom wall 1, and as a preferred embodiment, the concave part 3 is arranged coaxially with the circle center of the bottom wall 1. In particular, the longitudinal axis of the recess 3 and the longitudinal axis of the bottom wall 1 coincide with each other;

as shown in fig. 5, the height of the recess 3 is d1, and the height of the sidewall 2 is H, wherein: 0.1H < d1< 0.25H; the diameter of the concave part 3 close to the center of the pot body is D2, the diameter of the bottom wall 1 is D, wherein: 0.1D < D2< 0.5D. Specifically, the height of the side wall 2 represents the distance from the top end of the side wall 2 to the horizontal plane where the bottom end of the side wall 2 is located, i.e., the distance from the top end of the side wall 2 to the horizontal plane.

By limiting 0.1H < D1<0.25H, and 0.1D < D2<0.5D, a "step flow 6" is formed on both sides of the recess 3, the step flow 6 itself being a small vortex, while two large vortices are formed above the recess 3. Step flow 6 can drive 3 both sides of depressed part and form the vortex, and then drive the grain of rice and flow at the lower floor, and the big vortex of 6 tops of step flow simultaneously can make the rice grain downstream of pot upper portion to the step of below flow in 6, and then can link the rice grain of upper strata and lower floor in the pot for the rice grain can circulate in whole pot, and the being heated of rice grain is more even.

In addition, when the height of the recess 3 is less than 0.1H, a stable lower layer vortex cannot be formed due to too low height, and the lower layer vortex is scattered; when the height of the recess 3 is greater than 0.25H, the upper eddy 7 is too small, and a stable upper eddy 7 cannot be formed. Meanwhile, when D2 of the concave part 3 is less than 0.1D, the lower layer vortex is scattered, and at the moment, the lower layer vortex is directly fused with the upper layer vortex 7, so that the upper layer vortex 7 and the lower layer vortex cannot independently appear; when D2 is greater than 0.5D, the both sides size of depressed part 3 will be undersize, and the vortex that forms in the both sides of depressed part 3 will be undersize, and then upper vortex 7 will be unable to intersect or mix with the lower floor vortex, and the rice on this moment upper strata will be unable to intersect with the rice on lower floor, and then influences the taste homogeneity and the moisture homogeneity of final rice.

In the pot body provided in the present embodiment, as a preferred embodiment, d1 is 0.15H. At this time, limit 0.1D < D2< 0.5D.

Further, D2 is limited to 0.3D, that is, D1 is limited to 0.15H and D2 is limited to 0.3D.

In this embodiment, the recessed portion 3 itself may be rectangular, that is, rectangular, or square. In a preferred embodiment, the recess 3 is trapezoidal. In particular, the recess 3 itself may be a right trapezoid, as a preferred embodiment, said recess 3 is arranged in an isosceles trapezoid. By the arrangement mode, the eddy formed outside the concave part 3 has good uniformity, and the uniformity of finally obtained rice can be ensured.

Specifically, when the recess 3 itself is an isosceles trapezoid, the range of the inclination angle θ 2 of the sides of the isosceles trapezoid to the base is [15 °, 90 °).

The pot body that this embodiment provided still includes: the first heating part 4 is arranged at the outer side position of the side wall 2, the first heating part 4 is arranged at the upper position of the depressed part 3, and the first heating part is arranged above the depressed part, so that the step flow can be ensured to be formed at the bottom of the pan body; and a second heating unit 5 provided at an outer position of the bottom wall 1, wherein the first heating unit 4 generates a larger amount of heat than the second heating unit 5. Through setting up first heating portion 4 and second heating portion 5 for can produce the line of magnetic induction at the pot body corresponding part, and then make the internal portion of pot to produce eddy current power.

Meanwhile, by limiting the heating value of the first heating unit to be larger than that of the second heating unit, when the first heating unit and the second heating unit heat simultaneously, eddy currents can be formed at both the upper layer position and the lower layer position of the pot body.

Specifically, the first heating part 4 is arranged on the side wall 2 near the upper part or in the middle part, and can generate eddy power at the upper part of the pan body; as an implementation manner, the first heating part 4 itself includes a plurality of heating plates, and the heating plates are symmetrically disposed on the outer wall of the pot body, so that eddy current power is generated at both sides of the pot body. Specifically, a plurality of heating plates are annularly arranged on the outer wall of the pot body, and are arranged at intervals. For each heating plate, the heating plate can be arranged in a plane shape or an arc shape. In a preferred embodiment, the first heating unit is provided in a ring shape, and in this case, the first heating unit is a heating coil. Further, a plurality of heating coils may be arranged side by side in a height direction, so that a greater eddy current power may be generated.

Meanwhile, the second heating part 5 is disposed at an outer portion of the bottom wall 1, and may be disposed at a periphery of the side wall 2 of the recess 3, as shown in fig. 4, or may be disposed at a lower position of a top wall of the recess 3, as long as the generated magnetic lines of force can act on the recess 3. As a preferred embodiment, as shown in fig. 3, the second heating plate is disposed at a waist portion of the isosceles trapezoid. In this embodiment, second heating portion 5 can be including a plurality of hot plates, and a plurality of hot plates symmetry each other sets up, like two, four, six etc. can the interval set up between two adjacent hot plates, also can connect the setting each other, when connecting the setting each other between a plurality of hot plates, can set up second heating portion 5 integrated into one piece, and the second hot plate is annular or hollow round platform type setting on depressed part 3 this moment. In a preferred embodiment, the second heating part is provided with a plurality of sets of loop coils, and the plurality of sets of loop coils are spaced from each other in the height direction.

Further, the first heating part and the second heating part are respectively provided with a power supply, the power supply is provided with a controller, and whether the first heating part or the second heating part is electrified or not can be controlled by the controller. Through the arrangement mode, the first heating part can be controlled to heat independently, the second heating part can be controlled to heat independently, and the first heating part and the second heating part can heat simultaneously. When the first heating part and the second heating part are used for heating simultaneously, double-layer multi-vortex linkage can be formed in the height direction of the inner part of the pot body, the first heating part and the second heating part can be independently electrified for heating, and clockwise large vortex motion and anticlockwise large vortex motion are respectively formed in the pot. The rice heating device has the advantages that the first heating part and the second heating part are used for heating simultaneously, and the first heating part or the second heating part is used for heating independently, so that the double-layer multi-vortex linkage, namely clockwise large-vortex motion, anticlockwise large-vortex motion and double-layer multi-vortex linkage, are realized, the reciprocating circulation is realized, the uniform mixing and uniform heating of water and rice grains are realized, the heating temperature uniformity of the water and the rice grains is improved, the rice grains absorb water fully, and the uniformity and the taste uniformity of rice are improved.

In the pot body provided by the embodiment, as shown in fig. 5, the side wall 2 is inclined relative to the bottom wall 1 toward a direction away from the center of the pot body, and an included angle θ 1 between the side wall 2 and the longitudinal axis is (0, 45 °).

As another embodiment, the side walls 2 are arranged vertically on the bottom wall 1, in which case the cross section of the pot along the longitudinal axis will be rectangular.

Example 2

The embodiment provides an electric cooker which comprises a cooker body provided in the embodiment 1. And the magnetic strips are arranged on the first heating part and the second heating part, and the magnetic induction wires of the first heating part and the second heating part can be furled by arranging the magnetic strips, so that the heating efficiency can be effectively improved.

Specifically, the electric cooker in the embodiment is an IH electric cooker.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (15)

1. A pot body, characterized in that, comprising:

a bottom wall (1);

a side wall (2) connected to the bottom wall (1);

a recessed portion (3) provided on the bottom wall (1);

the height of the recess (3) is d1 and the height of the side wall (2) is H, wherein:

0.1H<d1<0.25H；

the diameter of the surface of the concave part (3) close to the center of the pot body is D2, the diameter of the bottom wall (1) is D, wherein:

0.1D<d2<0.5D。

2. pot according to claim 1, wherein the depression (3) is arranged coaxially with the centre of the bottom wall (1).

3. Pot body according to claim 2, wherein the depression (3) is trapezoidal in shape.

4. Pot body according to claim 3, wherein the depression (3) is in the shape of an isosceles trapezoid.

5. The pan body as claimed in claim 4, wherein the inclination angle of the isosceles trapezoid waist to the base is in the range of [15 °, 90 ° ].

6. The pan body as claimed in claim 1, wherein d1 is 0.15H.

7. The pan body as claimed in claim 6, wherein D2 is 0.3D.

8. The pan body of claim 4, further comprising:

a first heating section (4) provided at an outer position of the side wall (2), the first heating section (4) being provided at a position above the recess section (3);

and a second heating unit (5) provided at a position outside the bottom wall (1), wherein the first heating unit (4) generates a larger amount of heat than the second heating unit (5).

9. The pot body as claimed in claim 8, wherein the second heating part is provided at a waist of the isosceles trapezoid.

10. The pan body as claimed in claim 9, wherein the first heating part and the second heating part are heating coils.

11. The pot body according to any one of claims 8 to 10, wherein a power supply is provided on each of the first heating part (4) and the second heating part (5).

12. The pan body according to claim 1, characterized in that the side wall (2) is inclined with respect to the bottom wall (1) towards the direction away from the center of the pan body, the side wall (2) making an angle with the longitudinal axis in the range (0, 45 °).

13. Pot according to claim 1, wherein the side wall (2) is vertically arranged on the bottom wall (1).

14. Pot body according to claim 1, characterised in that the recess (3) itself is stepped, the step extending in the direction of the centre of the pot along the side wall (2).

15. An electric rice cooker, characterized in that it comprises the body of any one of claims 1-14.

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