CN112603152A

CN112603152A - Cooking apparatus

Info

Publication number: CN112603152A
Application number: CN202011488505.9A
Authority: CN
Inventors: 司鹏; 唐相伟; 周福昌
Original assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-04-06

Abstract

The invention belongs to the technical field of kitchen appliances, and particularly relates to cooking equipment. The cooking equipment comprises a cavity, a steam generator, at least one first heating element and at least one second heating element, wherein a cooking cavity is arranged in the cavity, the steam generator is arranged outside the cavity and used for generating steam, the first heating element is arranged outside the cavity and corresponds to a top plate and/or a back plate of the cavity, the second heating element is arranged outside the cavity and corresponds to at least one side plate of the cavity, the side plate is provided with at least one opening communicated with the cooking cavity, and the steam enters the cooking cavity through the opening after being sequentially heated by the first heating element and the second heating element. According to the cooking equipment, the superheated steam with high temperature can be formed, and the superheated steam is introduced into the cooking cavity through the opening, so that the cooking temperature in the cooking cavity can be effectively increased, the cooking speed is increased, the cooking time is shortened, and the cooking effect on food is ensured.

Description

Cooking apparatus

Technical Field

The invention belongs to the technical field of kitchen appliances, and particularly relates to cooking equipment.

Background

With the increasing popularity of household appliances, consumers have higher and higher requirements on the performance of cooking equipment, and the attention on healthy diet is increased year by year. Steaming devices are increasingly being accepted by consumers in their healthy way of cooking.

The steaming device can be used to cook various food materials, such as: egg custard, vegetables, meat. Since the steam device generates steam at normal temperature and normal pressure, only saturated steam with temperature not exceeding 100 ℃ can be generated. Saturated steam in this state loses energy quickly during contact with food in the cooking chamber, and easily condenses to form water drops which adhere to the surface of the food and affect the taste of the cooked food. Meanwhile, the water drops adhered to the food consume the energy of the saturated water vapor, so that the energy is wasted and cannot participate in the cooking process, and therefore, the heating efficiency of the steam equipment is low, and the heating speed is slow.

Disclosure of Invention

The object of the present invention is to solve at least the problem of low heating efficiency of a steaming device, and the object is achieved in the following manner.

The present invention proposes a cooking apparatus, comprising:

the cooking device comprises a cavity, a heating element and a cooling element, wherein a cooking cavity is arranged inside the cavity;

the steam generator is arranged outside the cavity and used for generating steam;

at least one first heating member disposed outside the cavity and corresponding to the top plate and/or the back plate of the cavity;

the second heating element is arranged outside the cavity and corresponds to at least one side plate of the cavity, and the side plate is provided with at least one opening communicated with the cooking cavity;

the steam enters the cooking cavity through the opening after passing through the sequential heating action of the first heating member and the second heating member.

According to the cooking equipment, the steam generator generates steam, the first heating element and the second heating element sequentially reheat the steam, so that high-temperature superheated steam is formed, the temperature of the superheated steam is higher than that of the steam directly generated by the steam generator, the superheated steam is introduced into the cooking cavity through the opening, the cooking temperature in the cooking cavity can be effectively increased, the cooking speed is increased, the cooking time is shortened, the cooking effect on food is guaranteed, and the cooking experience of a user is improved.

In addition, the cooking device according to the invention may also have the following additional technical features:

in some embodiments of the present invention, the cooking apparatus further includes a fan, the fan is disposed outside the cavity and is disposed corresponding to the top plate and/or the back plate, the top plate and/or the back plate disposed corresponding to the fan is provided with a vent hole, and the fan sucks air into the cooking cavity through the vent hole.

In some embodiments of the present invention, the fan is disposed in correspondence with the first heating member disposed between the fan and the cavity.

In some embodiments of the present invention, at least one blocking piece is further disposed on the side plate, and the blocking piece is movably disposed at the opening for adjusting the opening size of the opening.

In some embodiments of the invention, a plurality of support plates are further arranged in the cooking cavity, and the support plates are arranged at intervals along the height direction of the cooking cavity.

In some embodiments of the present invention, a plurality of the openings are provided on the side plate, and at least one of the openings is correspondingly provided above any one of the support plates.

In some embodiments of the present invention, the cooking apparatus further comprises a condenser disposed on an exhaust pipe of the cooking apparatus for forming the discharged steam into condensed water, and a waste water box for collecting the condensed water.

In some embodiments of the present invention, the cooking apparatus further includes a drain water pump for discharging the residual water within the steam generator to the waste water box.

In some embodiments of the present invention, the first heating member and the second heating member are one or more of a metal heating tube, a quartz heating tube, a PTC, a thick film heater, a quartz thin film heater, a bare wire heater, and a graphite heating tube.

In some embodiments of the invention, the cooking apparatus further comprises a plurality of temperature sensors respectively provided in the heating units corresponding to the respective support plates.

Drawings

Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like parts are designated by like reference numerals throughout the drawings. Wherein:

fig. 1 is a partial structural schematic view of a cooking apparatus according to an embodiment of the present invention.

The reference numerals in the drawings denote the following:

100: a cooking device;

10: cavity, 11: cooking chamber, 12: a support plate;

20: a steam generator;

30: a first heating member;

40: a second heating member;

50: an opening;

60: a fan;

70: a baffle plate;

81: condenser, 82: waste water box, 83: a drainage water pump;

91: water supply box, 92: supply water pump, 93: water purification unit, 94: a water level sensor;

200: a food is provided.

Detailed Description

Exemplary embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the invention are shown in the drawings, it should be understood that the invention can be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.

It is to be understood that the terminology used herein is for the purpose of describing particular example embodiments only, and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" may be intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "including," and "having" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order described or illustrated, unless specifically identified as an order of performance. It should also be understood that additional or alternative steps may be used.

Although the terms first, second, third, etc. may be used herein to describe various elements, components, regions, layers and/or sections, these elements, components, regions, layers and/or sections should not be limited by these terms. These terms may be only used to distinguish one element, component, region, layer or section from another region, layer or section. Terms such as "first," "second," and other numerical terms when used herein do not imply a sequence or order unless clearly indicated by the context. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of the example embodiments.

For convenience of description, spatially relative terms, such as "inner", "outer", "lower", "below", "upper", "above", and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. Such spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" or "over" the other elements or features. Thus, the example term "below … …" can include both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

The invention provides a cooking device 100, and the cooking device 100 can be one or more of a steam oven, a microwave oven, a steam box and an electric steamer. In the following description of the present application, a cooking apparatus is described as an example of a steaming oven. As shown in fig. 1, the cooking apparatus 100 of the present embodiment includes a chamber 10, a steam generator 20, at least one first heating member 30, and at least one second heating member 40. The cavity 10 has a cooking cavity 11 therein, and the food 200 can be cooked in the cooking cavity 11. The cavity 10 of the present embodiment includes a left side plate, a top plate, a right side plate, a back plate and a bottom plate, and the left side plate, the top plate, the right side plate, the back plate and the bottom plate surround to form a cooking cavity 11. The front end of the cavity 10 is provided with an opening, and the opening and closing of the opening is controlled by a door (not shown) so as to open or close the cooking cavity 11. The door body can be arranged at the front end of the cavity in various ways, for example, the door body is arranged at the front end of the opening of the cavity 10 in a rotatable way, or the door body is arranged at the front end of the opening of the cavity 10 in a push-pull way.

The steam generator 20 is provided outside the chamber 10 for generating steam. The steam generator 20 may be an existing steam generator structure, be provided outside the chamber 10, or be connected to any one of the side plates of the chamber 10. The chamber 10 is further provided at the outside thereof with a water supply box 91, a water supply pump 92, and a water purification unit 93. Wherein, supply water box 91, supply with water pump 92, water purification unit 93 and steam generator 10 communicate in proper order through the pipeline, go out to water purification unit 93 in with the water pump in the water supply box 91 through the effect of supplying with water pump 92 in, can be equipped with the ion resin module in the water purification unit 93, the electrodialysis module, the antisludging agent, RO module and magnetization module, thereby get rid of substances such as heavy metal ion to the aquatic, impurity, calcium salt, magnesium salt, guarantee to flow into the quality of the water in steam generator 20, thereby improve the quality of steam. The steam can be adhered to the surface of the food in the steaming and baking process of the food, so that the mouthfeel of the food with the cooking effect on the food is improved. The steam generator 20 evaporates the purified water to form steam and introduces the steam into the cooking cavity 11. Wherein, still install level sensor 94 in the water supply box 91, level sensor 94 can realize the perception to the surplus water in the water supply box 91 to calculate the duration of time of water supply box 91 according to how much and the per minute water consumption of product of surplus water, and feed back the duration on the outside display panel of cooking device 100, tell the user how long water of 91 in the water supply box can still be used, and in time carry out the moisturizing to in the water supply box 91.

The first heating member 30 is provided outside the chamber 10 and is disposed corresponding to the top plate and/or the back plate of the chamber 10, and the first heating member 30 is used to secondarily heat the steam flowing out from the steam generator 20. The second heating member 40 is disposed outside the cavity 10 and corresponds to at least one side plate of the cavity 10, and the side plate is provided with at least one opening 50 communicated with the cooking cavity 11, and the second heating member 40 is used for heating the steam flowing out from the steam generator 20 for the third time. After the steam passes through the sequential heating action of the first heating member 30 and the second heating member 40, the steam enters the cooking cavity 11 through the opening 50, and the steam can be ensured to sequentially pass through the first heating member 30 and the second heating member 40 by arranging corresponding flow passages or communicating pipes outside the cavity 10, so that the steam is heated for a plurality of times. The first and

second heating members

30 and 40 of the present embodiment are one or more of a metal heating tube, a quartz heating tube, a PTC, a thick film heater, a quartz thin film heater, a bare wire heater, and a graphite heating tube.

According to the cooking device 100 of the present invention, steam is generated by the steam generator 20, and the steam is sequentially reheated by the first heating element 30 and the second heating element 40, so as to form superheated steam with high temperature, and the temperature of the superheated steam is higher than the temperature of the steam directly generated by the steam generator 20, and the superheated steam is introduced into the cooking cavity 11 through the opening 50, so that the cooking temperature in the cooking cavity 11 can be effectively increased, thereby increasing the cooking speed and reducing the cooking time, and meanwhile, the superheated steam can ensure the food 200 to be steamed, so as to ensure the cooking effect of the food, and improve the cooking experience of the user.

The cooking apparatus 100 of the present embodiment further includes a control unit and an outer case, and the above-described structures of the cooking apparatus 100 may be provided inside the outer case. Still be equipped with display and control panel on the shell body, control panel and the control unit circular telegram are connected, through the operating condition of control surface control steam generator 20, first heating member 30 and second heating member 40 to can adjust the power of steam generator 20, first heating member 30 and second heating member 40 according to actual demand in real time.

As shown in fig. 1, the cooking apparatus 100 of the present embodiment has a first heating member 30 disposed on the top of the cavity 10, second heating members 40 disposed on two sides of the cavity 10, and two sides of the cavity 10 are communicated with the top of the cavity 10 through a flow passage or a communication pipeline. The steam is heated for the second time by the first heating members 30 and then heated for the third time by the second heating members 40 at both sides, thereby further raising the temperature of the steam. And the both sides of cavity 10 all are equipped with the opening 50 that corresponds the setting with second heating member 40, and the superheated steam after the cubic heating lets in to culinary art chamber 11 through the opening 50 of cavity 10 both sides to promote the air intake speed and the inlet temperature of the superheated steam in the culinary art chamber 11 effectively, and then improve culinary art efficiency, and can carry out multidirectional heating to food, improve culinary art effect.

As shown in fig. 1, a plurality of stays 12 for supporting food are provided inside the cooking chamber 11 of the present embodiment, and the plurality of stays 12 are provided at intervals in the height direction of the cooking chamber 11. Through the setting of extension board 12 with cook chamber 11 along its direction of height cut apart into a plurality of heating unit to can place many food simultaneously on a plurality of extension boards 12 in cook chamber 11 and heat simultaneously, and then improve the culinary art efficiency of food. Wherein, the ventilation structure that heating unit about all is equipped with the intercommunication on any extension board 12 to guarantee the circulation of the superheated steam in the culinary art chamber 11, and then guarantee going on smoothly of culinary art process.

As shown in fig. 1, the side plate of the chamber 10 of the present embodiment is provided with a plurality of openings 50, and at least one opening 50 is correspondingly provided above any one of the brackets 12. By providing a plurality of openings 50, superheated steam can directly act on food on each support plate 12 through the openings 50, thereby improving the thermal efficiency of the superheated steam and thus the cooking speed. In other embodiments of the present application, a strip-shaped long opening may also be provided along the height direction of the cooking cavity 11, and the opening height of the long opening can meet the ventilation requirement when heating food on each support plate 12.

As shown in fig. 1, the side plate of the cavity 10 of the present embodiment is further provided with a plurality of blocking pieces 70, and the blocking pieces 70 are movably disposed at the opening 50 for adjusting the opening size of the opening 50. If the blocking sheet 70 is arranged at the opening 50 in a rotatable or push-pull manner to adjust the size of the opening 50, the air inflow of the superheated steam in the cooking cavity 11 is adjusted according to the heating requirement, so that the heating units above the support plates 12 can reach respective set heating temperatures, the process of heating different foods simultaneously is met, the simultaneous cooking is finished in the same cooking time, and the cooking effect of the foods is ensured. Accordingly, to achieve temperature control of the heating units above the respective brackets 12, the second heating members 40 may be provided as a plurality of heating units and disposed corresponding to the plurality of openings 50, respectively, so as to adjust the temperature of the respective heating units.

As further shown in fig. 1, the cooking apparatus 100 of the present embodiment further includes a fan 60. The fan 60 is provided outside the chamber 10 and is disposed corresponding to the first heating member 30, and the first heating member 30 is disposed between the fan 60 and the chamber. In the present embodiment, only the top plate of the cavity corresponding to the first heating member will be described as an example. The first heating element 30 and the fan 60 constitute a hot air assembly of the steaming and baking oven, a vent hole communicated with the cooking cavity 11 is formed on the top plate, the fan 60 sucks air into the cooking cavity 11 through the vent hole, and conveys the sucked air to two sides of the cavity 10 through a flow passage or a communication pipeline.

When the temperature of the superheated steam is lowered after the superheated steam exchanges heat with the food 200 in the cooking cavity 11, the cooled steam is sucked out of the cooking cavity 11 by the fan 60, and the temperature of the steam is raised by the heating action of the first heating member 30 again in the process of being sucked out by the fan 60. The steam after the temperature rise is discharged to both sides of the chamber 10 again through the flow passage or the communication pipe by the action of the fan 60, and is again subjected to the action of the second heating member 40, thereby being again heated to form superheated steam. The superheated steam re-enters the cooking chamber 11 through the opening 50 to heat the food, and so on, to form a heat cycle. The first heating member 30 and the fan 60 may be an original hot air component of the cooking apparatus 100, secondarily heat steam by using the original heating member of the hot air component, and suck out steam in the cooking cavity 11 by the fan to form a hot air circulation, thereby effectively improving cooking efficiency and reducing heat loss. The fan of the present embodiment is a convection fan.

Of course, in other embodiments of the present application, the fan 60 and the first heating element 30 may be disposed at the back plate of the cavity 10 at the same time, the back plate is provided with a vent hole, and a flow passage or a communication pipeline is disposed in the outer casing to communicate the back plate and the two side plates. In other embodiments of the present application, the fan 60 may be disposed separately from the first heating member 30, for example, the first heating member 30 is disposed on the top plate of the cavity 10, the fan 60 is disposed on the back plate of the cavity 10, and vent holes are disposed on the back plate, the fan 60 exhausts the gas in the cooking cavity 11 and directly discharges the gas to two sides of the cavity 10, and the gas is heated by the second heating member 40 and then flows into the cooking cavity 11, during which the exhausted steam has no heating effect of the first heating member 30.

As further shown in fig. 1, the cooking apparatus 100 of the present embodiment further includes a condenser 81 and a waste water box 82. During heating, a portion of the steam is drawn by the top/back fan and circulates the hot gas stream, and another portion of the steam enters the refrigerator 81 through the exhaust. Condenser 81 is located cooking equipment 100's exhaust pipe way for form the comdenstion water with exhaust steam, realize that the exhaust is fog-free, solve a large amount of steam and emit, condensate into water on the cupboard, the kitchen scheduling problem that wets simultaneously. The condenser 81 can adopt various modes such as finned tube air cooling, water cooling, electromagnetic refrigeration, heat pipe refrigeration and the like. The waste water tank 82 may communicate with the condenser 81 through a communication line so as to collect condensed water formed in the condenser 81.

As further shown in fig. 1, the cooking apparatus 100 of the present embodiment further includes a drain pump 83. After cooking is completed, a part of water having high hardness remains in the steam generator 20, and in order to reduce the influence of scale on the steam generator 20, the remaining water in the steam generator 20 is discharged into the waste water box 82 through the drain pump 83.

The cooking apparatus of the present embodiment further includes a plurality of temperature sensors (not shown in the drawings), which are provided in the cooking chamber 11, for detecting a heating temperature in the cooking chamber 11. Because the cooking cavity 11 in the present embodiment is divided into a plurality of heating units by the support plate 12, a temperature sensor is respectively disposed in the heating unit corresponding to each support plate 12, the temperature sensor detects the heating temperature in each heating unit, and the temperature adjustment is realized by the on-off of the second heater 40 and the opening angle of the blocking piece 70, so that the food on each support plate 12 can obtain the corresponding heating temperature, and the cooking effect is further ensured.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A cooking apparatus, characterized by comprising:

2. The cooking apparatus according to claim 1, further comprising a fan disposed outside the cavity and corresponding to the top plate and/or the back plate, wherein the top plate and/or the back plate corresponding to the fan is provided with a vent hole, and the fan sucks air into the cooking cavity through the vent hole.

3. The cooking apparatus according to claim 2, wherein the fan is provided in correspondence with the first heating member provided between the fan and the chamber.

4. The cooking apparatus of claim 1, wherein the side plate further comprises at least one blocking piece, and the blocking piece is movably disposed at the opening for adjusting the opening size of the opening.

5. The cooking apparatus of claim 1, wherein the cooking chamber further comprises a plurality of support plates disposed in the cooking chamber at intervals along the height of the cooking chamber.

6. The cooking apparatus of claim 5, wherein a plurality of said openings are provided in said side plate, and at least one said opening is provided above any one of said brackets.

7. The cooking apparatus according to claim 1, further comprising a condenser disposed on an exhaust duct of the cooking apparatus for forming the exhausted steam into condensed water, and a waste water box for collecting the condensed water.

8. The cooking apparatus according to claim 7, further comprising a drain water pump for discharging the residual water inside the steam generator to the waste water box.

9. The cooking apparatus according to claim 1, wherein the first heating member and the second heating member are one or more of a metal heating tube, a quartz heating tube, a PTC, a thick film heater, a quartz thin film heater, a bare wire heater, and a graphite heating tube.

10. The cooking apparatus of claim 5, further comprising a plurality of temperature sensors respectively disposed within the heating units corresponding to each of the support plates.