CN215304952U - Steam cooking utensil - Google Patents

Abstract

The utility model discloses a steam cooking appliance, which comprises a pot body with a cooking cavity, an inner container and a steam heating unit, wherein the steam heating unit comprises a steam drainage piece for conveying steam to the inner container, the steam drainage piece is provided with a steam outlet, the steam cooking appliance also comprises an auxiliary heating unit arranged at the bottom of the cooking cavity, the auxiliary heating unit comprises a heating plate, the heating plate comprises a heat conduction part which is abutted against the inner container and extends upwards along the side wall of the inner container, and the height of the upper edge of the heat conduction part is not lower than that of the lower edge of the steam outlet. In the culinary art process, heat conduction portion heats the region that the inner bag lateral wall is located steam outlet below, makes heat conduction portion link up the heating region of inner bag and the heating region of steam drainage piece, reduces the temperature difference of steam outlet top and below, reduces the probability of steam condensation, improves the taste of food.

Description

Steam cooking utensil

Technical Field

The utility model belongs to the technical field of kitchen utensils, and particularly relates to a steam cooking utensil.

Background

Compared with cooking appliances with traditional heating modes, steam cooking appliances (such as a steam rice cooker, a steam pressure cooker and the like) have the advantages of energy conservation, environmental protection, high efficiency, convenience, health, nutrition and the like, and are widely applied.

The existing steam cooking appliance is generally provided with a steam drainage piece extending into the inner container, and steam is conveyed into the inner container through the steam drainage piece so as to heat and cook food in the inner container.

In the culinary art process, high temperature steam flows to the top after the steam outlet blowout of steam drainage spare from the guide of inner bag lateral wall, and then forms the high temperature region in the region that the inner bag lateral wall is located the steam outlet top, and the regional temperature that the inner bag lateral wall is located the steam outlet below is lower, for the low temperature zone, and the food in the inner bag is heated inhomogeneously, leads to the culinary art effect of each regional food of inner bag to produce great difference.

In addition, when the steam in the inner container flows from the high-temperature area to the low-temperature area, the steam is liquefied to form condensed water due to the large temperature difference between the two areas, so that more water is contained in the food in the low-temperature area during cooking, and the taste of the food is affected. Taking steamed rice as an example, the amount of water in the high-temperature area above the steam outlet is small, and the amount of water in the low-temperature area below the steam outlet is large due to the mixing of condensed water, so that after cooking is completed, the taste of the rice in the high-temperature area is dry, the taste of the rice in the low-temperature area is wet, and user experience is poor.

To visual steam cooking utensil, its pot body or pot cover are provided with transparent visual window, and the culinary art condition of food is observed to user's accessible visual window, because the difference in temperature of the inside and outside both sides of inner bag is great, therefore atomizing phenomenon appears easily in visual window, and the comdenstion water is attached to visual window, and visual effect is relatively poor, influences user's visual experience.

SUMMERY OF THE UTILITY MODEL

The present invention provides a steam cooking appliance to solve at least one of the above technical problems.

The technical scheme adopted by the utility model is as follows:

the utility model provides a steam cooking utensil, including the pot body, the inner bag that have the culinary art chamber, and set up in steam heating unit in the pot body, steam heating unit including be used for to the inside steam drainage piece that carries steam of inner bag, steam outlet has been seted up to steam drainage piece, steam cooking utensil still including set up in the auxiliary heating unit of culinary art chamber bottom, auxiliary heating unit is including the dish that generates heat, generate heat the dish including support by in the inner bag just follows the heat conduction portion that the lateral wall of inner bag upwards extends, the position height at last border place of heat conduction portion is not less than the position height at lower limb place of steam outlet.

The steam outlet is arranged on the side wall of the steam guide piece, and the height of the position of the upper edge of the heat conduction part is flush with the height of the position of the upper edge of the steam outlet.

The lateral wall of inner bag has arc transition portion, the centre of a circle of arc transition portion is located the inside of inner bag, heat conduction portion with arc transition portion supports and leans on.

One side of the heat conduction part facing the inner container is provided with an arc-shaped surface matched with the arc-shaped transition part.

The steam outlet is vertically or obliquely arranged, and steam flowing out of the steam outlet flows to the upper part of the inner container through the arc-shaped transition part.

The heating plate further comprises a heat radiation part located in the central area of the heating plate, the heat conduction part surrounds the periphery of the heat radiation part, the heat conduction part abuts against the side wall of the inner container, and a radiation gap is formed between the heat radiation part and the bottom wall of the inner container.

An elastic piece is arranged between the heating plate and the bottom wall of the cooking cavity, so that the heating plate can float up and down.

The culinary art chamber diapire is provided with dodges the portion, dodge the portion orientation and deviate from the direction of culinary art chamber is sunken, with generate heat the dish with form thermal-insulated clearance between the culinary art chamber diapire.

The dish that generates heat is provided with the orientation the convex erection column of culinary art chamber diapire, the diapire of culinary art chamber is provided with the confession the mounting hole that the erection column passed, the elastic component encircles the erection column, steam cooking utensil still includes thermal-insulated piece, the thermal-insulated piece cover is located the periphery of erection column.

The pot body is provided with the visual window, the inner bag with the visual window is the structure of being made by transparent material, the visual window with supplementary heating chamber has between the inner bag, supplementary heating unit set up in supplementary heating chamber.

Due to the adoption of the technical scheme, the utility model has the beneficial effects that:

1. the steam heating unit and the auxiliary heating unit can run simultaneously, the steam heating unit heats food in the inner container, and simultaneously the auxiliary heating unit synchronously heats the outer side of the inner container, so that the temperature of the bottom wall and the outer side of the side wall of the inner container is improved, the temperature difference of each area in the inner container is reduced, the food in each area in the inner container is uniformly heated, the cooking effect is improved, the probability of steam liquefaction in the inner container can be reduced, the generation of condensed water is reduced, the taste of the food is improved, and further the user experience is improved.

In addition, the position height of the upper edge of the heat conduction part of the heating plate is not lower than the position height of the lower edge of the steam outlet, so that in the cooking process, the heat conduction part heats the area, below the steam outlet, of the side wall of the inner container, the heating area of the inner container is connected with the heating area of the steam drainage piece by the heat conduction part, the temperature difference between the upper side and the lower side of the steam outlet is reduced, the probability of steam condensation is reduced, the taste of food is improved, the food in the inner container is heated uniformly, and the cooking effect is improved.

2. As a preferred embodiment of the present invention, the steam outlet is provided on a side wall of the steam guide, and a height of an upper edge of the heat conduction portion is flush with a height of an upper edge of the steam outlet, so as to ensure that a heating region of the heat conduction portion to the liner and a heating region of the steam guide can cover the entire side wall of the liner, thereby reducing a manufacturing cost of the heating plate on the basis of ensuring a heating effect of the auxiliary heating unit.

3. As a preferred embodiment of the present invention, the sidewall of the inner container has an arc-shaped transition portion, a center of the arc-shaped transition portion is located inside the inner container, and the heat conduction portion abuts against the arc-shaped transition portion. The heat conduction portion transmits heat to the arc transition portion, the arc transition portion is of a circular arc-shaped structure, so that heat is gathered at the arc, heat is slowly dissipated, the heat preservation effect at the position of the arc transition portion is improved, the arc transition portion is enabled to be always kept at a higher temperature, and the heating efficiency is improved.

4. As a preferred embodiment of the present invention, the heating plate further includes a heat radiation portion located in a central region of the heating plate, the heat conduction portion surrounds a periphery of the heat radiation portion, the heat conduction portion abuts against a side wall of the inner container, and a radiation gap is formed between the heat radiation portion and a bottom wall of the inner container. The radiation gap is arranged, on one hand, the inner container and the heating disc are prevented from being attached firmly due to the fact that machining tolerance exists between the inner container and the heating disc, on the other hand, air in the radiation gap is utilized to conduct radiation heating on the bottom wall of the inner container, conduction heating on the bottom wall of the inner container is avoided, heating efficiency of the bottom wall of the inner container is reduced by the auxiliary heating unit, heating efficiency of the bottom wall of the inner container is lower than that of the side wall of the inner container, the steam drainage piece is matched to improve heating effect of the inner container, and the inner container is heated more uniformly.

5. As a preferred embodiment of the present invention, an elastic member is disposed between the heat generating plate and the bottom wall of the cooking cavity, so that the heat generating plate can float up and down. The elastic piece is arranged, so that the heating plate can float up and down, the attaching degree of the heating plate and the inner container is improved, the heat transfer efficiency is improved, and the heating effect is improved. And the problem that the normal covering and sealing of the pot cover are influenced due to the fact that the inner container is higher due to machining errors is solved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and not to limit the utility model. In the drawings:

fig. 1 is a sectional view of the steam cooking appliance according to an embodiment of the present invention;

fig. 2 is a schematic view of the positions of the steam guide and the heat generating tray in fig. 1, wherein arrows indicate the flowing direction of steam;

FIG. 3 is a schematic view of the positions of the steam guide and the heat generating plate according to another embodiment of the present invention;

FIG. 4 is a schematic view of the steam guide according to an embodiment of the present invention;

FIG. 5 is an enlarged view of area A of FIG. 1;

FIG. 6 is a cross-sectional view of the auxiliary heating unit of FIG. 1;

fig. 7 is a schematic structural view of the steam cooking appliance according to an embodiment of the present invention.

Wherein:

1, a pan body; 11 a cooking cavity; 12 an avoidance portion; 13 a visible window; 14 auxiliary heating cavity; 15 mounting holes;

2, an inner container; 21 an arc-shaped transition part;

3, a steam drainage piece; 31 a steam outlet;

4 an auxiliary heating unit; 41 a heat generating plate; 411 a heat conductive portion; 4111 an arc-shaped surface; 412 a heat radiation portion; 413 mounting a column; 414 insulation gap; 42 a heating element; 43 radiation gaps;

5, an elastic piece;

6 thermal insulation.

Detailed Description

In order to more clearly explain the overall concept of the utility model, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it is to be understood that the terms "bottom", "inner", "outer", "circumferential", and the like, indicate orientations or positional relationships based on those shown in the drawings, are only for convenience of description and simplification of description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. In the description herein, references to the terms "implementation," "embodiment," "one embodiment," "example" or "specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1 to 7, a steam cooking appliance includes a pot body 1 having a cooking cavity 11, an inner container 2, and a steam heating unit disposed in the pot body 1, the steam heating unit includes a steam guiding member 3 for conveying steam to the inside of the inner container 2, the steam guiding member 3 is provided with a steam outlet 31, the steam cooking appliance further includes an auxiliary heating unit 4 disposed at the bottom of the cooking cavity 11, the auxiliary heating unit 4 includes a heating plate 41, the heating plate 41 includes a heat conduction portion 411 abutting against the inner container 2 and extending upward along a side wall of the inner container 2, and a height of an upper edge of the heat conduction portion 411 is not lower than a height of a lower edge of the steam outlet 31.

It should be noted that the structure of the steam guide 3 is not specifically limited in the present invention, and as a specific embodiment, as shown in fig. 1 to 4, the steam guide 3 is a rod-shaped structure, but of course, the steam guide 3 may be another structure as long as it can deliver steam into the inner container 2.

Preferably, as shown in fig. 1-2, the steam guide member 3 is disposed in a region near a center line of the inner container 2, so that the food in the inner container 2 is heated more uniformly.

Preferably, as shown in fig. 1-2, the steam guide 3 extends downward to a position close to the bottom wall of the inner container 2, and the steam outlet 31 is opened at the lower end of the steam guide 3, that is, the high-temperature steam is sprayed out at a position close to the lower part of the inner container 2. The characteristic that high-temperature steam naturally floats upwards is utilized, and the steam flows upwards under the guidance of the wall of the inner container 2, so that the flowing speed of the steam in the inner container 2 is accelerated, the inner container 2 is filled with the steam quickly, and the heating efficiency is improved.

Preferably, the steam heating unit and the auxiliary heating unit 4 of the present invention operate simultaneously, and when the steam heating unit heats food inside the inner container 2, the auxiliary heating unit 4 heats the outer side of the inner container 2 synchronously to increase the temperature of the bottom wall and the outer side of the side wall of the inner container 2, reduce the temperature difference of each region inside the inner container 2, so that the food in each region inside the inner container 2 is heated uniformly, improve the cooking effect, reduce the probability of steam liquefaction inside the inner container 2, reduce the generation of condensed water, improve the taste of the food, and further improve the user experience.

Of course, the auxiliary heating unit 4 may also operate in sequence with the steam heating unit, for example, the auxiliary heating unit 4 operates first to preheat the inner container 2, or the steam heating unit operates for a period of time, and then the auxiliary heating unit 4 operates again, so as to reduce the power consumption of the steam cooking appliance and save resources.

In the cooking process, after the steam flows out of the steam outlet 31 of the steam drainage piece 3, the whole body tends to move upwards, so that the temperature of the area, below the steam outlet 31, of the side wall of the inner container 2 is lower, and condensed water is accumulated. The heat conduction part 411 is abutted against the side wall of the inner container 2, the position height of the upper edge of the heat conduction part 411 is not lower than the position height of the lower edge of the steam outlet 31, the heat conduction part 411 heats the region of the side wall of the inner container 2 below the steam outlet 31, the heating region of the inner container 2 is connected with the heating region of the steam drainage piece 3 through the heat conduction part 411, the temperature difference between the upper side and the lower side of the steam outlet 31 is reduced, the probability of steam condensation is reduced, the taste of food is improved, the food in the inner container 2 is heated uniformly, and the cooking effect is improved.

The heating manner of the heating plate 41 is not specifically limited in the present invention, and in a specific embodiment, as shown in fig. 6, the heating plate 41 is fixedly connected with a heating member 42, and the heating member 42 may be a heating tube, a PTC, a heating membrane, a ceramic sheet, etc., as long as a certain heating power can be achieved. Preferably, the heat generating plate 41 is made of a material with good heat conductivity, such as metal.

It should be noted that, the position of the steam outlet 31 is not specifically limited in the present invention, and may be one of the following embodiments:

the first implementation mode comprises the following steps: in this embodiment, the steam outlet 31 is opened at the bottom wall of the steam guide 3, that is, the steam guide 3 faces one side of the bottom wall of the inner container 2, so that the steam flows out from the steam outlet 31 in the vertical direction.

In this embodiment, the lower edge of the steam outlet 31 is the lower edge of the steam guide 3, and in this case, the height of the upper edge of the heat conduction portion 411 is not lower than the height of the lower edge of the steam guide 3.

The second embodiment: in the present embodiment, as shown in fig. 1 to 4, the steam outlet 31 is opened in the side wall of the steam guide 3. In the present embodiment, the opening angle of the steam outlet 31 is not particularly limited, and for example, the steam outlet 31 may be vertically disposed to allow steam to flow out in a horizontal direction. Alternatively, the steam outlet 31 is obliquely disposed. Of course, the steam outlet 31 can also be arranged on the side wall of the steam guide 31 in other ways.

The steam outlet 31 is arranged on the side wall of the steam drainage piece 3, so that steam flows towards the side wall of the inner container 2 when being sprayed out from the steam outlet and then flows upwards under the guidance of the side wall of the inner container 2, on one hand, the flow speed of the steam is accelerated, the heating efficiency is improved, on the other hand, the side wall of the inner container 2 is also heated, the temperature of the side wall of the inner container 2 is close to the temperature of the central area of the inner container 2, and the temperature difference between the two positions is reduced.

Preferably, as shown in fig. 3, the upper edge of the heat conduction portion 411 is positioned at a level flush with the upper edge of the steam outlet 31.

If the heat conduction portion 411 extends upward to a height higher than the upper edge of the steam outlet 31, the heat conduction portion 411 heats the region of the sidewall of the inner container 2 above the steam outlet 31 and the region below the steam outlet 31 at the same time, and the region of the sidewall of the inner container 2 above the steam outlet has a higher temperature originally under the action of steam, so that auxiliary heating is not required, which results in waste of resources and an increase in manufacturing cost of the heat generating plate 41.

The height of the upper edge of the heat conduction part 411 is flush with the height of the upper edge of the steam outlet 31, so that the height of the heat conduction part 411 is properly reduced and the manufacturing cost of the heating plate 41 is reduced on the basis of ensuring that the heating area of the heat conduction part 411 to the inner container 2 and the heating area of the steam guide 3 cover the whole side wall of the inner container 2.

As a preferred example of the present embodiment, as shown in fig. 2, the side wall of the inner container 2 has an arc-shaped transition portion 21, the center of the arc-shaped transition portion 21 is located inside the inner container 2, and the heat conduction portion 411 abuts against the arc-shaped transition portion 21.

The heat conduction part 411 transfers heat to the arc transition part 21, the arc transition part 21 is of a circular arc-shaped structure, so that the heat is gathered at an arc, the heat is slowly dissipated, the heat preservation effect at the position of the arc transition part 21 is improved, the arc transition part 21 is always kept at a higher temperature, and the heating efficiency is improved.

Further, as shown in fig. 2 and 6, a side of the heat conducting portion 411 facing the inner container 2 has an arc surface 4111 adapted to the arc transition portion 21.

One side of heat conduction portion 411 orientation the inner bag is arcwall surface 4111 for heat conduction portion 411's shape with the outside of inner bag 2 is mutually supporting, in order to improve heat conduction portion 411 with the laminating degree of inner bag 2 lateral wall, the increase heat conduction portion 411 with the area of contact of inner bag 2 lateral wall improves heat transfer efficiency.

Preferably, the steam outlet 31 is vertically or obliquely arranged, and the steam flowing out of the steam outlet 31 flows to the upper part of the inner container 2 through the arc-shaped transition part 21.

Steam outlet 31 orientation the projection of 2 lateral walls of inner bag is located arc transition portion 21, then steam is followed 3 lateral walls of steam drainage piece when steam outlet 31 flows out, with arc transition portion 21 contacts, and upward flow under the guide of arc transition portion 21 has accelerated the flow velocity of steam, is favorable to steam to be full of fast inner bag 2 improves heating efficiency.

As a preferred embodiment of the present invention, as shown in fig. 5 to 6, the heat generating plate 41 further includes a heat radiating portion 412 located in a central region of the heat generating plate 41, the heat conductive portion 411 surrounds an outer periphery of the heat radiating portion 412, the heat conductive portion 411 abuts against a side wall of the inner container 2, and a radiation gap 43 is provided between the heat radiating portion 412 and a bottom wall of the inner container 2.

The arrangement of the radiation gap 43 avoids the infirm attachment of the side wall of the inner container 2 and the heating plate 41 caused by the machining tolerance, and on the other hand, the bottom wall of the inner container 2 is heated by the air in the radiation gap 43 in a radiation manner, so that the bottom wall of the inner container 2 is heated uniformly. Of course, the heating plate 41 may also abut against the bottom wall of the inner container 2 to heat the bottom wall of the inner container 2 in a contact manner.

Since the steam outlet 31 is closer to the bottom wall of the inner container 2, the temperature at the bottom wall of the inner container 2 is higher than the temperature at the side wall of the inner container 2.

Different heating modes are adopted to heat the bottom wall and the side wall of the inner container 2, the heat transfer efficiency of the contact type heat transfer mode is higher, the temperature of the side wall of the inner container 2 is lower, and the temperature difference between the side wall of the inner container 2 and the central area of the inner container is larger, so that the heat transfer part 411 is abutted against the side wall of the inner container 2, more heat is transferred to the side wall of the inner container 2, and the temperature rise of the side wall of the inner container 2 is accelerated. The heat transfer efficiency of heat radiation mode is lower relatively, the diapire of inner bag 2 is less with the regional difference in temperature in inner bag 2 center, consequently adopts heat radiation's heating method right the diapire of inner bag 2 heats, makes the lateral wall and the diapire of inner bag 2 have higher temperature simultaneously, cooperate steam drainage piece 3 improves together right the heating effect of inner bag 2 reduces the temperature difference in each region of inner bag 2 makes inner bag 2 is heated more evenly, promotes the culinary art effect greatly.

The thickness of the radiation gap 43 is not particularly limited, and preferably, the thickness of the radiation gap 43 is 1mm to 3mm, so as to accelerate the temperature rise of the air in the radiation gap 43, keep the temperature for a long time, and have a good heating effect on the bottom wall of the inner container 2.

As a preferred example of the present embodiment, as shown in fig. 5, the heat conduction portion 411 and the side wall of the inner container 2 are fitted to close the radiation gap 43.

The radiation gap 43 is closed, so that air in the radiation gap 43 cannot circulate with air in the cooking cavity 11, and therefore when the heating plate 41 is heated, the air in the radiation gap 43 can be rapidly heated, the heating efficiency of the bottom wall of the inner container 2 is improved, the heat dissipation of hot air is slow, the heat preservation time is long, and the reduction of the heating efficiency caused by the leakage of hot air is avoided.

As a preferred embodiment of the present invention, as shown in fig. 1 and 5, an elastic member 5 is provided between the heat generating plate 41 and the bottom wall of the cooking cavity 11 so that the heat generating plate 41 can float up and down.

The elastic piece 5 is arranged, so that the heating plate 41 can float up and down, the attaching degree of the heating plate 41 and the inner container 2 is improved, the heat transfer efficiency is improved, and the heating effect is improved.

Moreover, when the steam cooking appliance is a visual steam cooking appliance with the inner container 2 made of glass, the inner container 2 made of glass has great height difference due to the difficult processing of glass materials and great processing errors, and the opening of the inner container 2 is difficult to be matched with the pot cover in a sealing way. The heating plate 41 can float up and down, so that when the height of the inner container 2 is higher, the inner container 2 presses the heating plate 41 to move downwards, the normal matching of the opening part of the inner container 2 and the pot cover is ensured, and the sealing between the opening part and the pot cover is kept effective. The error of the inner container 2 and the pot body 1 in the height direction is made up, and the requirement of installation precision is lowered.

As a preferred example of the present embodiment, as shown in fig. 6, the bottom wall of the cooking cavity 11 is provided with a relief portion 12, and the relief portion 12 is recessed toward a direction away from the cooking cavity 11 to form an insulating gap 414 between the heat generating plate 41 and the bottom wall of the cooking cavity 11.

The setting of thermal-insulated clearance 414 has enlarged on the one hand generate heat dish 41 with space between the culinary art chamber 11 diapire has accelerated the heat and has lost, avoids generate heat dish 41 heat transfer extremely culinary art chamber 11 diapire leads to pot body 1 temperature rising, on the other hand does generate heat dish 41 float and reserve the space, has increased generate heat dish 41's the scope that floats, and prevent generate heat dish 41 with the diapire of culinary art chamber 11 takes place to interfere.

Further, as shown in fig. 5, the heat generating plate 41 is provided with a mounting column 413 protruding towards the bottom wall of the cooking cavity 11, the bottom wall of the cooking cavity 11 is provided with a mounting hole 15 for the mounting column 413 to pass through, the elastic member 5 surrounds the mounting column 413, and the steam cooking appliance further comprises a heat insulating member 6, wherein the heat insulating member 6 is sleeved on the periphery of the mounting column 413.

Because the heat insulation gap 414 is arranged between the heating plate 41 and the avoiding part 12, the heating plate 41 is connected to the bottom wall of the cooking cavity 11 through the mounting column 413, and then the heat of the heating plate 41 is easily transmitted to the bottom wall of the cooking cavity 11 through the mounting column 413, so that the temperature of the pot body 1 is increased, and the use of a user is influenced.

And the heat insulation member 6 surrounds the periphery of the mounting column 413, thereby preventing the heating plate 41 from directly contacting with the bottom wall of the cooking cavity 11, reducing the heat transferred to the pot body 1, and keeping the pot body 1 at a lower temperature.

Preferably, the heat insulating member 6 is made of a material having a poor heat conductivity to improve a heat insulating effect.

In this embodiment, the position relationship between the elastic member 5 and the heat insulating member 6 is not particularly limited, for example, as shown in fig. 5, the elastic member 5 may be located in a space surrounded by the heat insulating member 6 and the mounting post 413. Of course, the elastic member 5 may also be located outside the heat insulation member 6, for example, the elastic member 5 is sleeved on the periphery of the heat insulation member 6, or located above or below the heat insulation member 6.

As shown in fig. 1 and 7, in a preferred embodiment of the present invention, the pot body 1 is provided with a viewing window 13, the inner container 2 and the viewing window 13 are made of transparent materials, an auxiliary heating cavity 14 is provided between the viewing window 13 and the inner container 2, and the auxiliary heating unit 4 is disposed in the auxiliary heating cavity 14.

In the cooking process, a user can observe the cooking condition of food in the inner container 2 through the visual window 13, so that the use experience of the user is improved.

In the culinary art process, auxiliary heating unit 4 is right in step auxiliary heating chamber 14 heats, makes the inside and outside temperature of inner bag 2 is closer, reduces the temperature difference of two places, and then makes inner bag 2 outer wall with but visual window 13 keeps the drying, makes the user obtain better sight, improves user experience, avoids inner bag 2 and produce the comdenstion water on the visual window 13, influences visual effect.

The method can be realized by adopting or referring to the prior art in places which are not described in the utility model.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and alterations to this invention will become apparent to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A steam cooking appliance comprises a pot body with a cooking cavity, an inner container and a steam heating unit arranged in the pot body, wherein the steam heating unit comprises a steam drainage piece used for conveying steam to the inner container, the steam drainage piece is provided with a steam outlet, and the steam cooking appliance is characterized in that,

the steam cooking utensil is still including setting up in the auxiliary heating unit of cooking chamber bottom, the auxiliary heating unit is including generating heat the dish, generate heat the dish including support lean on in the inner bag and along the lateral wall of inner bag upwards extends's heat conduction portion, the position height that the last border of heat conduction portion is not lower than the position height that the lower limb of steam outlet is located.

2. Steam cooking appliance according to claim 1,

the steam outlet is arranged on the side wall of the steam guide piece, and the height of the position of the upper edge of the heat conduction part is flush with the height of the position of the upper edge of the steam outlet.

3. Steam cooking appliance according to claim 2,

the lateral wall of inner bag has arc transition portion, the centre of a circle of arc transition portion is located the inside of inner bag, heat conduction portion with arc transition portion supports and leans on.

4. Steam cooking appliance according to claim 3,

one side of the heat conduction part facing the inner container is provided with an arc-shaped surface matched with the arc-shaped transition part.

5. Steam cooking appliance according to claim 3,

the steam outlet is vertically or obliquely arranged, and steam flowing out of the steam outlet flows to the upper part of the inner container through the arc-shaped transition part.

6. Steam cooking appliance according to claim 1,

the heating plate further comprises a heat radiation part located in the central area of the heating plate, the heat conduction part surrounds the periphery of the heat radiation part, the heat conduction part abuts against the side wall of the inner container, and a radiation gap is formed between the heat radiation part and the bottom wall of the inner container.

7. Steam cooking appliance according to claim 1,

an elastic piece is arranged between the heating plate and the bottom wall of the cooking cavity, so that the heating plate can float up and down.

8. Steam cooking appliance according to claim 7,

the culinary art chamber diapire is provided with dodges the portion, dodge the portion orientation and deviate from the direction of culinary art chamber is sunken, with generate heat the dish with form thermal-insulated clearance between the culinary art chamber diapire.

9. Steam cooking appliance according to claim 8,

the dish that generates heat is provided with the orientation the convex erection column of culinary art chamber diapire, the diapire of culinary art chamber is provided with the confession the mounting hole that the erection column passed, the elastic component encircles the erection column, steam cooking utensil still includes thermal-insulated piece, the thermal-insulated piece cover is located the periphery of erection column.

10. Steam cooking appliance according to any of claims 1 to 9,

the pot body is provided with the visual window, the inner bag with the visual window is the structure of being made by transparent material, the visual window with supplementary heating chamber has between the inner bag, supplementary heating unit set up in supplementary heating chamber.

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