CN213129176U

CN213129176U - Cooking device

Info

Publication number: CN213129176U
Application number: CN202020619160.5U
Authority: CN
Inventors: 朱泽春; 邱雄杰; 于文强
Original assignee: Joyoung Co Ltd
Current assignee: Joyoung Co Ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-05-07
Anticipated expiration: 2030-04-22

Abstract

The utility model discloses a cooking device, including the pan that has the culinary art chamber to and be provided with the pan and get the frame of putting the space, the frame still is provided with heating unit, and heating unit is including being used for supplying the steam generation unit of hot steam to the culinary art intracavity, and heating unit is still including being used for getting the PTC heating device of pan heat supply, and PTC heating device sets up in the pan and gets the below of putting the space. The utility model discloses in cooking device's heating unit has still add PTC heating device except having the steam heating function, has guaranteed cooking device's thermal efficiency, and PCT heating device heat exchange efficiency is high, and the security performance is good, long service life.

Description

Cooking device

Technical Field

The utility model belongs to the cooking utensil field, concretely relates to cooking device.

Background

The existing electric cooker generally adopts an outer portion of an inner container to heat, such as an electric cooker which adopts heating parts such as a heating plate to heat the bottom and an IH electric cooker which adopts an IH electromagnetic heating technology to heat the periphery, and the existing electric cooker absorbs or generates heat through the inner container and transmits the heat to water and food in the inner container until the food is cooked thoroughly no matter whether the bottom heating or the periphery heating is adopted. The heating parts of the heating modes are concentrated at the contact positions of the inner container and food materials, particularly for cooking rice, rice in different areas in the inner container is heated unevenly when the rice is heated, the rice in the bottom area of the inner container is heated more than the rice in the top area of the inner container, the rice in the peripheral area of the inner container is heated more than the rice in the central area of the inner container, and the taste of the rice is influenced finally.

Based on this, steam type electric rice cooker has appeared among the prior art, and it heats the food in the pot body through steam, and its heating is more even, and the taste of the food that obtains is better.

However, as the user demand increases, the visual requirement of some users for the cooking process is gradually increased, in order to meet the requirement, the pot body or the pot cover of the cooking appliance needs to be set to be a structure made of glass, although the purpose of visualization is achieved, the heat conductivity coefficient of the glass material is high, the heat dissipation is fast, if a single steam heat source is still adopted, the reduction of the heat efficiency is caused, the cooking time is prolonged, and the user experience is affected.

The above description is included in the technical recognition scope of the inventors, and does not necessarily constitute the prior art.

SUMMERY OF THE UTILITY MODEL

To foretell not enough, the utility model provides a cooking device to solve at least one technical problem among the above-mentioned technical problem.

The utility model discloses a realize through following technical scheme:

the utility model discloses a cooking device, including the pan that has the culinary art chamber to and be provided with the pan and get the frame of putting the space, the frame still is provided with heating unit, and heating unit is including being used for supplying the steam generation unit of hot steam to the culinary art intracavity, and heating unit is still including being used for getting the PTC heating device of pan heat supply, and PTC heating device sets up in the pan and gets the below of putting the space.

The PTC heating device comprises a PTC heating element and a heat preservation cover arranged between the PTC heating element and the cooker taking and placing space, and the projection area of the heat preservation cover in the horizontal direction is larger than that of the PTC heating element in the horizontal direction.

The PTC heating device further comprises a supporting seat, the heat-insulating cover is arranged on the supporting seat, a containing cavity used for containing the PTC heating element is formed between the heat-insulating cover and the supporting seat in a matching mode, and the PTC heating element is arranged on the supporting seat.

And a sealing element for sealing the accommodating cavity is arranged between the heat-insulating cover and the supporting seat.

The base is provided with a machine wall positioned below the cooker taking and placing space, the machine wall is provided with a through hole, the heat preservation cover is positioned at the through hole, and a sealing element is arranged between the heat preservation cover and the through hole.

The base is also provided with a heat preservation side wall positioned at the periphery of the pot taking and placing space, the pot, the heat preservation side wall and the machine wall are matched to form a heat preservation interlayer in the state that the pot is placed in the pot taking and placing space, and the PTC heating device is used for heating air in the heat preservation interlayer.

The pot and/or the heat preservation side wall are/is provided with a sealing ring, and the sealing ring is used for sealing the heat preservation interlayer when the pot is placed into the pot taking and placing space.

The heat preservation side wall is provided with air holes.

The cooker comprises a cooker body and a cooker cover for opening or closing the cooker body; the pot cover comprises a framework and a glass cover body arranged on the framework, and/or the heat-preservation side wall and the pot body are both of structures made of glass.

The steam generating unit comprises a steam outlet arranged on the base, the pot cover is provided with a steam inlet communicated with the steam outlet and a steam channel communicated with the steam inlet, the pot cover is further provided with a hollow steam guide rod inside, the steam guide rod is communicated with the steam channel, the steam guide rod is provided with a steam emitting opening, and the steam guide rod extends into the lower part of the cooking cavity in the state that the pot cover is covered on the pot body.

Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:

1. the heating unit comprises a steam generating unit and a PTC heating device positioned below the pot taking and placing space, and the PTC heating device has two effects, namely, the PTC heating device is positioned below the taking and placing space and is matched with steam heating to form a three-dimensional multi-directional heating mode, so that the cooking effect is good; and secondly, the steam heating can be assisted, sufficient heat is provided for cooking food materials, and the heat efficiency is improved.

2. As a preferred embodiment of the present invention, the PTC heating device comprises a PTC heating element and a heat-insulating cover disposed between the PTC heating element and the pot taking and placing space, and the projection area of the heat-insulating cover in the horizontal direction is larger than the projection area of the PTC heating element in the horizontal direction. The heat preservation cover is arranged between the PTC heating element and the pot to protect the PTC heating element, and the heat preservation cover covers the PTC heating element, so that the heat exchange area between the heat preservation cover and the PTC heating element is increased, the heat exchange area between the heat preservation cover and the pot is increased, the heating area of the pot is increased, and the heating efficiency is improved.

3. As an optimized implementation mode of the utility model, the PTC heating device still includes the supporting seat, and the heat preservation cover is arranged in the supporting seat, and the cooperation forms the holding chamber that is used for holding PTC heating element between heat preservation cover and the supporting seat, and the in-process of practical application can with bearing, PTC heating element reach the bearing uses as an subassembly, has realized the componentization of product, has made things convenient for installation and dismantlement, helps promoting the assembly efficiency of complete machine.

4. As an optimized embodiment of the present invention, a sealing member for sealing the accommodating chamber is disposed between the heat-insulating cover and the supporting seat. The sealing member can play a waterproof role to protect the PTC heating element.

5. As an embodiment of the present invention, the machine base has a machine wall located below the pot taking and placing space, the machine wall has a through hole, the heat preservation cover is located the through hole, and a sealing member is provided between the heat preservation cover and the through hole. The sealing member sets up between heat preservation cover and through-hole, plays waterproof effect, and the installation is simpler.

6. As an optimized embodiment of the utility model, the frame still has and is located the pan and gets the peripheral heat preservation lateral wall in space, puts into the pan at the pan and gets under the state of putting the space, pan, heat preservation lateral wall and machine wall cooperation form the heat preservation intermediate layer, and PTC heating device is used for heating the intraformational air of heat preservation intermediate layer. The heat preservation intermediate layer can realize thermal-insulated heat retaining effect, reduces the heat and scatters and disappears, guarantees the culinary art temperature, in addition, the existence of heat preservation intermediate layer can make the pot body is in the annular heating space, has realized the three-dimensional heating to the pot body, not only helps the thermally equivalent of food in the courage, helps further the thermal efficiency to promote moreover. Furthermore, the heat-insulating side wall is provided with air holes, air in the heat-insulating interlayer is heated to expand in the heating process, and the air holes are used for balancing the internal air pressure and the external air pressure, so that the damage to components caused by expansion in the heating process can be avoided.

7. As a preferred embodiment of the present invention, the pot includes a pot body and a pot lid for opening or closing the pot body; the pot cover includes the skeleton and installs in the glass lid of skeleton to/or, the heat preservation lateral wall is the structure of adopting glass to make with the pot body, thereby makes cooking device has visual effect, has made things convenient for the user to see through at the culinary art in-process the pot cover and/or the pot body is observed the running state of culinary art intracavity has joyful user experience, and the lid of glass material and/or the heat dissipation of the pot body are fast, use PTC heating element auxiliary steam heating to guarantee heating efficiency, promote the culinary art effect.

Drawings

FIG. 1 is a schematic view illustrating a structure of an embodiment of a cooking apparatus;

FIG. 2 is a schematic configuration diagram for explaining the position of one embodiment of the PTC heating device;

FIG. 3 is a schematic view illustrating the structure of one embodiment of the sealing of the PTC heating device;

fig. 4 is a schematic view for explaining another embodiment of the sealing of the PTC heating device.

Reference numerals:

11 pot bodies, 12 pot covers, 13 cooking cavities, 14 sealing rings, 2 bases, 21 machine walls, 22 through holes, 23 heat preservation side walls, 24 air holes, 3 steam generation units, 31 steam guide rods, 32 steam dispersion openings, 41 PTC heating elements, 42 heat preservation covers, 43 supporting seats, 44 sealing pieces and 5 pot taking and placing spaces.

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.

It should be noted that the terms of orientation such as left, right, up, down, front and back in the embodiments of the present invention are only relative concepts or are referred to the normal use state of the product, i.e. the traveling direction of the product, and should not be considered as limiting.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two bodies are not connected to each other by the intermediate structure but connected to each other by the connecting structure to form a whole. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 invention. 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.

The utility model provides a as shown in fig. 1 and fig. 2 a cooking device, it is including the pan that has culinary art chamber 13 to and be provided with the pan and get frame 2 of putting space 5, frame 2 still is provided with heating unit, and heating unit is including being used for getting steam generating unit 3 of hot steam to the culinary art in 13, and heating unit is still including the PTC heating device who is used for getting the heat supply to the pan, and PTC heating device sets up in the pan and gets the below of putting space 5.

Cooking device is provided with heating unit and heats the pan, and heating unit includes steam generation unit 3 and PTC heating device, and steam generation unit 3 makes the heat of hot steam heat the edible material through supplying with hot steam in toward culinary art chamber 13, and PTC heating device places and gets the below of putting space 5 at the pan. According to the difference of cooking material menu, the cooking device can select nimble heating mode, can the exclusive use steam heating, and the heat that steam heating provided is not enough or can use the heating mode that steam heating and PTC heating combined together when reducing the culinary art time to guarantee the thermal efficiency, promote the culinary art effect.

Compare in other auxiliary heating's mode, the utility model discloses a PTC heating device heats, has that the thermal resistance is little, heat exchange efficiency is high, the low power dissipation, practice thrift the energy consumption, respond rapidly, the security is high, calorific capacity is adjusted easily, characteristics such as long service life, PTC heating device and steam heating cooperation can realize cooking function well.

As for the steam generating unit 3, as shown in fig. 1 and 2, a preferred embodiment is that the steam generating unit 3 includes a steam outlet provided in the base 2, the lid 12 is provided with a steam inlet capable of communicating with the steam outlet and a steam passage communicating with the steam inlet, the lid 12 is further provided with a steam guiding rod 31 having a hollow interior, the steam guiding rod 31 is communicated with the steam passage, the steam guiding rod 31 is provided with one or more steam emitting ports 32, and the steam guiding rod 31 extends into the lower portion of the cooking cavity 13 in a state that the lid 12 is closed to the lid 11. Steam generation unit 3 still includes steam generator, and steam generator produces hot steam through electric heating, and hot steam is through looping through steam outlet, steam inlet with steam channel leads to steam guide rod 31, and when eating the material and putting into cooking chamber 13, steam guide rod inserts inside eating the material, and steam is sent out mouth 32 and is dispersed steam and to wait the edible material of culinary art in, heat eating the material. The steam emitting opening 32 is preferably arranged at the lower part of the steam guide rod 31, hot steam is emitted from the inside of the food material to the outside of the food material after coming out of the steam emitting opening 32, and the generated heat can achieve a better heating effect on the food material.

The PTC heating device is arranged below the central position of the bottom of the pot, and on one hand, for the pot with the lower part being the middle, lower and higher periphery and the outer surface being a cambered surface, the PTC heating device is closer to the pot, so that the heating effect on the pot is better; on the other hand, the PTC heating device heats the central position of the bottom of the pot, and the generated heat is conducted to the periphery from the central position of the bottom of the pot, so that the heat generated by the PTC heating device is more uniform in the pot, and a better heating effect is achieved.

In a preferred embodiment of the PTC heating apparatus, the PTC heating apparatus includes a PTC heating element 41, the PTC heating element 41 is disposed on the housing 2 between the housing 2 and the pot, and heat generated from the PTC heating element can be transferred to the pot.

Another preferred embodiment of the PTC heating apparatus is that, as shown in fig. 1 and 2, the PTC heating apparatus comprises a PTC heating element 41 and a heat-insulating cover 42 disposed between the PTC heating element 41 and the pot taking and placing space 5, and a projected area of the heat-insulating cover 42 in the horizontal direction is larger than a projected area of the PTC heating element 41 in the horizontal direction. On heat transfer that the PTC produced kept warm cover 42, heat that keeps warm cover 42 reheat pan again, in the projection of horizontal direction, the area of keeping warm cover 42 is greater than PTC heating element 41's area, and cover 42 can cover on PTC heating element 41 keeps warm, and the heat transfer area increase between cover 42 and the pan keeps warm can improve heat exchange efficiency.

Regarding the position and sealing of the PTC heating element 41, a preferred embodiment is that, as shown in fig. 1, the PTC heating device further includes a supporting seat 43, the heat-insulating cover 42 is disposed on the supporting seat 43, and a containing cavity for containing the PTC heating element 41 is formed between the heat-insulating cover 42 and the supporting seat 43 in a matching manner, and the PTC heating element 41 is detachably mounted on the supporting seat 43. The PTC heating element 41 is disposed in the accommodating cavity, the supporting seat 43 is detachably mounted on the base 2, and the supporting seat 43 and the PTC heating element 41 are connected together by using, but not limited to, a screw connection, an insertion connection, and a snap connection. In the production process, the support seat 43, the heat-insulating cover 42 and the PTC heating element 41 can be assembled together and then installed in the base 2, the base 2 does not need to be processed to adapt to the shape of the PTC heating element 41, and the overall processing and assembly are convenient.

One preferred embodiment for achieving the sealing and waterproofing of the PTC heating element 41 is that, as shown in fig. 3, a sealing member 44 for sealing the accommodating cavity is disposed between the heat-insulating cover 42 and the supporting seat 43, so as to prevent water in the pot taking and placing space 5 from falling into the PTC heating device and damaging the circuit.

Regarding the location and sealing of the PTC heating elements 41, another preferred embodiment is that, as shown in fig. 2 and 4, the housing 2 has a housing wall 21 located below the pot taking and placing space 5, the housing wall 21 has a through hole 22, a heat-insulating cover 42 is located at the through hole 22, and a sealing member 44 is provided between the heat-insulating cover 42 and the through hole 22. The sealing member 44 prevents external water from entering the PTC heating apparatus through the through-hole 22 of the cabinet wall 21.

In one embodiment of the cooking apparatus, as shown in fig. 1 and 2, the base 2 further has a heat-insulating sidewall 23 located at the periphery of the pot taking and placing space 5, in a state that the pot is placed in the pot taking and placing space 5, the pot, the heat-insulating sidewall 23 and the machine wall 21 cooperate to form a heat-insulating interlayer, and the PTC heating device is used for heating air in the heat-insulating interlayer. On the one hand, PTC heating device heating the heat preservation intermediate layer, the heat preservation intermediate layer forms to the inner bag carries out the annular space that heats, thereby has realized right the three-dimensional heating of inner bag makes the edible material in the inner bag be heated more evenly, and on the other hand sets up the heat preservation lateral wall 23 that has the heat preservation function at the pan periphery, and at the culinary art in-process, heat preservation lateral wall 23 can play the heat preservation effect to culinary art chamber 13. In a preferred embodiment, the pot and/or the heat-insulating side wall 23 is provided with a sealing ring 14, and the sealing ring 14 is used for sealing the heat-insulating interlayer in a state that the pot is placed in the pot taking and placing space 5. The heating action on the cooking chamber 13 can be further enhanced by sealing the insulating interlayer with the sealing ring 14. The double heat insulation function is achieved through the heat insulation side wall 23 and the sealing ring 14, and the temperature in the cooking cavity 13 can be guaranteed during the operation of the cooking device. In the heating process, the air in the heat preservation interlayer can be heated to expand, and a preferable implementation manner of the embodiment is that the heat preservation side wall 23 is provided with the air holes 24, a small amount of heat is dissipated from the air holes 24, and the air holes 24 can balance the internal and external air pressure, so that the heat preservation side wall 23 or the cookware is prevented from being deformed or damaged.

In one embodiment of the cooking apparatus, the pot includes a pot body 11 and a pot cover 12 for opening or closing the pot body 11; the pot cover 12 comprises a framework and a glass cover body arranged on the framework, and/or the heat-preservation side wall 23 and the pot body 11 are both made of glass. During cooking, the glass cover enables the user to see the conditions inside the cooking chamber 13, from which the user can progress and confirm cooking safety. Or heat preservation lateral wall 23 and pot body 11 are the structure of adopting glass to make, and the culinary art in-process, the user can see the condition in the culinary art chamber 13 through heat preservation lateral wall 23 and pot body 11, and visual effect is good, and user experience is splendid. To cooking device in this embodiment, both satisfied the user to the visual demand of culinary art process, again through steam heating with PTC heating device mutually supports, has guaranteed heating efficiency, has promoted the culinary art effect. It can be understood that the heating of the food material by the cooking device of this embodiment is mainly completed by the steam generator, the PTC heating element serves the purpose of auxiliary heating, the heating power of the PTC is much smaller than that of the steam generator, specifically, the heating power of the steam generator can reach 1500W, and the heating power of the PTC heater is 10W. The temperature of the cooker can be maintained through the PTC heater, and energy is saved.

The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims

1. A cooking device comprises a cooker with a cooking cavity and a base provided with a cooker taking and placing space, the base is also provided with a heating unit, the heating unit comprises a steam generating unit for supplying hot steam to the cooking cavity, and the cooking device is characterized in that,

the heating unit further comprises a PTC heating device used for supplying heat to the cookware, and the PTC heating device is arranged below the cookware taking and placing space.

2. The cooking device of claim 1,

PTC heating device includes PTC heating element and sets up PTC heating element with the heat preservation cover between the pan is got and is put the space, the area of projection of heat preservation cover in the horizontal direction is greater than PTC heating element is in the area of projection of horizontal direction.

3. The cooking device of claim 2,

the PTC heating device further comprises a supporting seat, the heat-insulating cover is arranged on the supporting seat, a containing cavity used for containing the PTC heating element is formed between the heat-insulating cover and the supporting seat in a matched mode, and the PTC heating element is installed on the supporting seat.

4. The cooking device of claim 3,

and a sealing element used for sealing the accommodating cavity is arranged between the heat-insulating cover and the supporting seat.

5. The cooking device of claim 2,

the frame has and is located pan gets quick-witted wall of putting space below, the machine wall has the through-hole, keep warm to cover and be located through-hole department, just keep warm to cover with be provided with the sealing member between the through-hole.

6. The cooking device of claim 5,

the frame still has and is located the pan is got and is put the peripheral heat preservation lateral wall in space the pan is put into under the state that the space was got to the pan, heat preservation lateral wall and machine wall cooperation form the heat preservation intermediate layer, PTC heating device is used for heating the intraformational air of heat preservation intermediate layer.

7. The cooking device of claim 6,

the pan and/or the heat preservation lateral wall is provided with the sealing washer the pan is put into under the state that the space was put to the pan, the sealing washer is used for sealing the heat preservation intermediate layer.

8. The cooking device of claim 7,

and the heat-insulating side wall is provided with air holes.

9. The cooking device of claim 6,

the cooker comprises a cooker body and a cooker cover for opening or closing the cooker body;

the pot cover comprises a framework and a glass cover body arranged on the framework, and/or the heat-preservation side wall and the pot body are both of structures made of glass.

10. The cooking device according to any one of claims 1 to 9,

the steam generating unit comprises a steam outlet arranged on the base, and the cooker comprises a cooker body and a cooker cover used for opening or closing the cooker body;

the pot cover be provided with can with the steam inlet of steam outlet intercommunication and with the steam access of steam inlet intercommunication, the pot cover still is provided with inside hollow steam guide stick, steam guide stick with steam access intercommunication, steam guide stick is equipped with the steam and gives off the mouth pot cover lid closes extremely under the state of the pot body, steam guide stick stretches into the lower part in culinary art chamber.