Cooking equipment

Abstract

The utility model discloses cooking equipment, which comprises a cooking device, a heating device and a control device, the gas steaming and baking module is connected with the cooking device and used for supplying steam and / or smoke to the cooking cavity, the gas steaming and baking module comprises a combustor, the combustor comprises a body and a gas supply structure, the body defines a combustion cavity, the gas supply structure defines a gas mixing cavity communicated with the combustion cavity, and the gas supply structure is provided with a gas inlet, an air inlet and an outlet; the gas inlet communicates with the gas mixing cavity, the air inlet communicates with the gas mixing cavity, the gas mixing cavity communicates with the combustion cavity through the outlet, and the combustion cavity is suitable for introducing gas in the gas mixing cavity. According to the cooking equipment provided by the embodiment of the utility model, the gas supply structure with the gas mixing cavity is arranged on the combustor, and the gas mixing cavity is communicated with the combustion cavity of the combustor, so that the premixing of the gas and the air can be realized, the sufficient mixing of the gas and the air can be ensured, and the sufficient combustion of the gas can be ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of gas systems, and particularly to a cooking device. Background Art

[0002] In related technologies, the burners of existing cooking devices generally adopt a technical solution of mixing gas and air while burning. It is difficult to ensure the full mixing between gas and air, resulting in incomplete combustion of gas, easy generation of a large amount of harmful gases and particulate matters. At the same time, it will also cause energy loss and fuel waste, affecting the combustion efficiency and economy, and there is room for improvement. Summary of the Utility Model

[0003] The utility model aims to at least solve one of the technical problems existing in the prior art. For this purpose, an object of the utility model is to provide a cooking device, which can ensure the full mixing between gas and air and can ensure the full combustion of gas.

[0004] The cooking device according to an embodiment of the utility model includes: a cooking device defining a cooking chamber; a gas steaming and roasting module connected to the cooking device for supplying steam and / or flue gas to the cooking chamber. The gas steaming and roasting module includes a burner, and the burner includes a body and a gas supply structure. The body defines a combustion chamber, the gas supply structure defines a mixing chamber communicating with the combustion chamber, and the gas supply structure has a gas inlet, an air inlet and an outlet. The gas inlet communicates with the mixing chamber, the mixing chamber is adapted to introduce gas, the air inlet communicates with the mixing chamber, the mixing chamber is adapted to introduce air, the mixing chamber communicates with the combustion chamber through the outlet, and the combustion chamber is adapted to introduce the gas in the mixing chamber.

[0005] By providing a gas supply structure with a mixing chamber on the burner and connecting the mixing chamber with the combustion chamber of the burner, the cooking device according to an embodiment of the utility model can realize the pre-mixing of gas and air before gas combustion, ensure the full mixing between gas and air, and ensure the full combustion of gas. Thereby, the probability of gas combustion to generate harmful gases and particulate matters can be reduced, the safety of food cooking can be improved, and at the same time, the combustion efficiency of gas can be improved to reduce energy loss and lower the use cost.

[0006] According to some embodiments of the utility model, the gas supply structure has a first direction, the outlet is arranged on one side of the gas supply structure in the first direction, and the gas inlet and the air inlet are arranged on at least one side of the gas supply structure perpendicular to the first direction.

[0007] In some examples, the gas supply structure further has a second direction perpendicular to the first direction, and the gas inlet and / or the air inlet are respectively arranged on at least one side of the gas supply structure in the second direction.

[0008] In some examples, the gas inlet and the air inlet are respectively arranged on opposite sides of the gas supply structure in the second direction and are oppositely arranged.

[0009] In some examples, the gas inlet and the air inlet are respectively arranged on the same side of the gas supply structure in the second direction and are spaced apart.

[0010] In some examples, the gas supply structure further has a third direction, the third direction is perpendicular to the first direction and the second direction respectively, the gas inlet is arranged on one side of the gas supply structure in the second direction, the air inlet is arranged on one side of the gas supply structure in the third direction, and the gas inlet and the air inlet are positionally corresponding in the first direction.

[0011] In some examples, the gas supply structure includes a spoiler, the spoiler is arranged in the gas mixing chamber, and the gas inlet and the air inlet are respectively positionally corresponding to the spoiler.

[0012] According to some embodiments of the present invention, the burner further includes: a first blower, an air outlet of the first blower is communicated with the air inlet to pump air into the gas mixing chamber.

[0013] According to some embodiments of the present invention, the cooking device further includes: a gas branch, the gas branch is communicated with the gas inlet to introduce gas into the gas mixing chamber.

[0014] According to some embodiments of the present invention, the gas steaming and baking module further includes: a cooler, the cooler defines a cooling chamber communicated with the combustion chamber, and cold air is suitable for being introduced into the cooling chamber to cool the flue gas.

[0015] According to some embodiments of the present invention, the gas steaming and baking module further includes: a heat exchanger, the heat exchanger defines a heat exchange chamber communicated with the combustion chamber, the heat exchanger includes heat exchange tubes, at least a part of the heat exchange tubes is arranged in the heat exchange chamber, and water is suitable for being introduced into the heat exchange tubes for heat exchange.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, become apparent in part from the following description, or be learned through the practice of the present invention. Description of the Drawings

[0017] The above and / or additional aspects and advantages of the present utility model will become apparent and be readily understood from the following description of embodiments in conjunction with the accompanying drawings, where:

[0018] Figure 1 is a schematic structural diagram of a gas steaming and baking module according to some embodiments of the present utility model;

[0019] Figure 2 is a partial structural diagram of a burner according to some embodiments of the present utility model;

[0020] Figure 3 is a schematic structural diagram of a gas supply structure according to some embodiments of the present utility model;

[0021] Figure 4 is a schematic structural diagram of a gas supply structure according to some other embodiments of the present utility model;

[0022] Figure 5 is a schematic structural diagram of a gas supply structure according to still some other embodiments of the present utility model;

[0023] Figure 6 is a schematic structural diagram of a cooking device according to some embodiments of the present utility model.

[0024] Reference numerals:

[0025] Cooking device 1000,

[0026] Gas steaming and baking module 100, flue gas outlet 110, cooking device 200, cooking cavity 210, flue gas inlet 220, steam inlet 230, exhaust port 240, gas stove 300,

[0027] Burner 10, body 11, gas supply structure 12, gas inlet 121, air inlet 122, outlet 123, first blower 13,

[0028] Cooler 20, second blower 21,

[0029] Heat exchanger 30, heat exchange chamber 31, heat exchange tube 32, water inlet 321, gas outlet 322, water pump 33,

[0030] Gas branch 40, first branch 41, first valve 411, second branch 42, second valve 421,

[0031] Exhaust branch 50, turning valve 51, smoke exhaust port 52. Detailed implementation manners

[0032] Embodiments of the present utility model will be described in detail below. Examples of the embodiments are shown in the accompanying drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation of the present utility model.

[0033] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present utility model. In addition, features defined as "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more.

[0034] In the description of the present utility model, it should be noted that unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the communication inside two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0035] Next, reference is made to Figures 1-6 Describe a cooking device 1000 according to an embodiment of the present utility model.

[0036] As Figures 1-6 shown, a cooking device 1000 according to an embodiment of the present utility model includes: a cooking device 200 and a gas steaming and roasting module 100. The cooking device 200 defines a cooking cavity 210. The gas steaming and roasting module 100 is connected to the cooking device 200. The gas steaming and roasting module 100 can supply steam to the cooking cavity 210 to steam the food, and the gas steaming and roasting module 100 can supply flue gas to the cooking cavity 210 to roast the food, so that various cooking methods can be used to cook the food and improve the user experience; it can be understood that the cooking device 1000 can be a gas steaming and roasting machine.

[0037] The gas steaming and baking module 100 includes a burner 10, and the burner 10 includes a body 11 and a gas supply structure 12. The body 11 defines a combustion chamber, and the gas supply structure 12 defines a gas mixing chamber. The gas mixing chamber can communicate with the combustion chamber, and the gas supply structure 12 has a gas inlet 121, an air inlet 122, and an outlet 123. The gas inlet 121 communicates with the gas mixing chamber so that gas can be introduced into the gas mixing chamber, and the air inlet 122 communicates with the gas mixing chamber so that air can be introduced into the gas mixing chamber, that is, gas and air are mixed in the gas mixing chamber.

[0038] The gas mixing chamber communicates with the combustion chamber through the outlet 123, enabling the combustible gas (the gas and air after mixing) in the gas mixing chamber to enter the combustion chamber, facilitating the combustion of the combustible gas and generating high-temperature flue gas when the combustible gas burns. Among them, the gas can be pre-mixed with air in the mixing chamber before burning in the combustion chamber, which can ensure the full mixing between gas and air, and can ensure the full combustion of gas. Thus, the probability of gas combustion generating harmful gases and particulate matter can be reduced, the safety of food cooking can be improved, at the same time, the combustion efficiency of gas can be increased, the energy loss of gas combustion can be reduced, and fuel can be saved, improving the economy of using the cooking device 1000.

[0039] According to the cooking device 1000 of the embodiment of the present invention, by providing a gas supply structure 12 with a gas mixing chamber on the burner 10, and the gas mixing chamber communicates with the combustion chamber of the burner 10, the pre-mixing of gas and air can be achieved before gas combustion, which can ensure the full mixing between gas and air, and can ensure the full combustion of gas, thereby reducing the probability of gas combustion generating harmful gases and particulate matter, improving the safety of food cooking, at the same time, increasing the combustion efficiency of gas, reducing energy loss, and lowering the usage cost.

[0040] As Figures 3-5 shown, according to some embodiments of the present invention, the gas supply structure 12 has a first direction (such as the up and down direction shown in Figure 3 ), the outlet 123 can be arranged on one side of the gas supply structure 12 in the first direction (such as the upper side shown in Figure 3 ), and the gas inlet 121 and the air inlet 122 can be arranged on at least one side of the gas supply structure 12 perpendicular to the first direction.

[0041] Among them, the gas inlet 121 and the air inlet 122 can be arranged on the same side of the gas supply structure 12, or the gas inlet 121 and the air inlet 122 can be respectively arranged on both sides of the gas supply structure 12. Thus, it is beneficial to ensure the mixing of gas and air before the gas enters the combustion chamber through the outlet 123, that is, it is beneficial to realize the pre-mixing of gas and air, and it is beneficial to ensure the full mixing between gas and air.

[0042] As Figure 3 andFigure 4 As shown, in some examples, the gas supply structure 12 also has a second direction (such as Figure 3 the left - right direction shown), and the second direction is perpendicular to the first direction (such as Figure 3 the up - down direction shown), and the gas inlet 121 and the air inlet 122 are respectively arranged on at least one side of the gas supply structure 12 in the second direction.

[0043] Among them, the gas inlet 121 and the air inlet 122 can be respectively arranged on opposite sides of the gas supply structure 12 (such as Figure 3 the left - right sides shown), and the gas inlet 121 and the air inlet 122 can be arranged on the same side of the gas supply structure 12 (such as Figure 4 the left side shown), which is beneficial to ensuring the mixing of gas and air before the gas enters the combustion chamber through the outlet 123, that is, it is beneficial to realize the pre - mixing of gas and air, and is beneficial to ensuring the sufficient mixing between gas and air.

[0044] Such as Figure 3 shown, in some examples, the gas inlet 121 and the air inlet 122 can be respectively arranged on opposite sides of the gas supply structure 12 in the second direction (such as Figure 3 the left - right direction shown) (such as Figure 3 the left - right sides shown), and the gas inlet 121 and the air inlet 122 can be arranged oppositely, which can increase the collision frequency between gas molecules and air molecules, thus ensuring the sufficient mixing between gas and air.

[0045] Such as Figure 4 shown, in some examples, the gas inlet 121 and the air inlet 122 can be respectively arranged on the same side of the gas supply structure 12 in the second direction (such as Figure 4 the left - right direction shown) (such as Figure 4 the left side shown), and the gas inlet 121 and the air inlet 122 can be arranged at intervals, which is beneficial to ensuring the mixing of gas and air before the gas enters the combustion chamber through the outlet 123, that is, it is beneficial to realize the pre - mixing of gas and air, and is beneficial to ensuring the sufficient mixing between gas and air.

[0046] Such as Figure 5 shown, in some examples, the gas supply structure 12 also has a third direction (such as Figure 5 the front - back direction shown), and the third direction is perpendicular to both the first direction (such as Figure 5 the up - down direction shown) and the second direction (such as Figure 5 the left - right direction shown), and the gas inlet 121 can be arranged on one side of the gas supply structure 12 in the second direction (such as Figure 5 the left side shown), and the air inlet 122 can be arranged on one side of the gas supply structure 12 in the third direction (such as Figure 5the front side shown), and the gas inlet 121 and the air inlet 122 can be positionally corresponding in the first direction, that is, the gas inlet 121 and the air inlet 122 can be located on the same horizontal plane, which can increase the collision frequency between gas molecules and air molecules, thereby ensuring the sufficient mixing between gas and air.

[0047] As Figure 4 and Figure 5 shown, in some examples, the gas supply structure 12 can include a spoiler, the spoiler can be arranged in the gas mixing chamber, the gas inlet 121 and the air inlet 122 are respectively positionally corresponding to the spoiler. Among them, the spoiler can be a spoiler rib, which can achieve the spoiling of gas and air, can increase the collision frequency between gas molecules and the spoiler, and can increase the collision frequency between air molecules and the spoiler, thereby increasing the collision frequency between gas molecules and air molecules and ensuring the sufficient mixing between gas and air.

[0048] As Figure 2 shown, according to some embodiments of the present invention, the burner 10 further includes: a first blower 13, the air outlet of the first blower 13 is communicated with the air inlet 122, and the first blower 13 can pump air into the gas mixing chamber, which can increase the collision frequency between air molecules and the spoiler and ensure the sufficient mixing between gas and air. Among them, the first blower 13 can be a centrifugal blower, which has good air-blowing effect and low working noise, and is beneficial to improving the user experience.

[0049] As Figure 3 and 6 shown, according to some embodiments of the present invention, the cooking device 1000 further includes: a gas branch 40, the gas branch 40 can be communicated with the gas inlet 121, and the gas branch 40 can introduce gas into the gas mixing chamber. Among them, the gas branch 40 includes a first branch 41, the first branch 41 can be communicated with the gas inlet 121, and the first branch 41 can have a first valve 411. By opening the first valve 411, the first branch 41 can introduce gas into the gas mixing chamber.

[0050] In addition, the cooking device 1000 can be arranged near the gas stove 300. For example, the cooking device 1000 can be arranged below the gas stove 300, which can make full use of the kitchen space. And the gas branch 40 further includes a second branch 42, the second branch 42 is communicated with the gas stove 300, and the second branch 42 can have a second valve 421. By opening the second valve 421, the second branch 42 can introduce gas into the gas stove 300, which can ensure the normal use of the gas stove 300 and is beneficial to the cooking device 1000 and the gas stove 300 sharing the gas branch 40, and can save the installation cost of the cooking device 1000.

[0051] AsFigure 1 and Figure 6 As shown in Figure 6 , according to some embodiments of the present utility model, the gas steaming and baking module 100 further includes: a cooler 20, the cooler 20 can be arranged on the burner 10, the cooler 20 defines a cooling chamber, the cooling chamber can communicate with the combustion chamber, that is, the high-temperature flue gas generated by the combustion of the combustible gas in the combustion chamber can enter the cooling chamber, and a second fan 21 is installed on the cooler 20, the air outlet of the second fan 21 communicates with the cooling chamber, the second fan 21 can pump cold air into the cooling chamber, which can realize the cooling of the high-temperature flue gas, thus facilitating the adjustment of the temperature of the flue gas and improving the cooking effect on food. Among them, the second fan 21 can be a centrifugal fan, which has good cooling effect and low working noise, and is beneficial to improving the user experience.

[0052] As Figure 1 and Figure 6 As shown in Figure 6 , according to some embodiments of the present utility model, the gas steaming and baking module 100 further includes: a heat exchanger 30, the heat exchanger 30 defines a heat exchange chamber 31, the heat exchange chamber 31 can communicate with the combustion chamber, the heat exchanger 30 includes heat exchange tubes 32, at least a part of the heat exchange tubes 32 can be arranged in the heat exchange chamber 31, the heat exchange tubes 32 have a water inlet 321 and an air outlet 322, and a water pump 33 is installed on the heat exchanger 30, the outlet of the water pump 33 is communicated with the heat exchange tubes 32 through the water inlet 321.

[0053] The cooking device 200 has a steam inlet 230, the air outlet 322 of the heat exchange tubes 32 is communicated with the cooking chamber 210 through the steam inlet 230, the water pump 33 can pump water into the heat exchange tubes 32, so that the water can exchange heat with the high-temperature flue gas through the tube wall of the heat exchange tubes 32. For example, the high-temperature flue gas can heat the water to evaporate the water into steam, and the steam can enter the cooking chamber 210 to steam the food.

[0054] It can be understood that the heat exchanger 30 can be arranged on the burner 10, which can directly make the high-temperature flue gas in the combustion chamber enter the heat exchange chamber 31, and by increasing the power of the first fan 13, the air intake can be increased to pump cold air into the combustion chamber, so as to realize the cooling of the high-temperature flue gas and facilitate the adjustment of the temperature of the flue gas; or, by arranging the cooler 20 on the burner 10 and arranging the heat exchanger 30 on the cooler 20, that is, by setting the second fan 21, on the basis of realizing the cooling of the high-temperature flue gas, it is beneficial to reduce the power of the first fan 13.

[0055] As Figure 6As shown, according to some embodiments of the present utility model, the cooking device 1000 further includes: an exhaust branch 50, the exhaust branch 50 having a steering valve 51. The gas steaming and baking module 100 may have a flue gas outlet 110. The exhaust branch 50 may communicate with the heat exchange chamber 31 through the flue gas outlet 110. And the cooking device 200 further has a flue gas inlet 220. The steering valve 51 can control the exhaust branch 50 to communicate with the cooking chamber 210 through the flue gas inlet 220, so that the flue gas in the gas steaming and baking module 100 can be introduced into the cooking chamber 210 to roast food.

[0056] As Figure 6 As shown, according to some embodiments of the present utility model, the exhaust branch 50 further has a smoke exhaust port 52. The steering valve 51 can be arranged upstream of the exhaust branch 50, so that the steering valve 51 can control the smoke exhaust port 52 of the exhaust branch 50 to communicate with the flue gas outlet 110 of the gas steaming and baking module 100, so that the flue gas in the gas steaming and baking module 100 can be directly discharged from the cooking device 1000; the cooking device 200 further has an exhaust port 240, and the exhaust port 240 communicates with the downstream of the exhaust branch 50, so that the steam in the cooking device 200 can be discharged through the exhaust port 240 and the smoke exhaust port 52 in sequence, or the flue gas in the cooking device 200 can be discharged through the exhaust port 240 and the smoke exhaust port 52 in sequence.

[0057] It can be understood that the cooking device 1000 has a steaming mode and a baking mode. In the steaming mode, the high-temperature flue gas generated by the combustion of the combustible gas in the burner 10 can enter the heat exchange chamber 31, so that the water in the heat exchange tube 32 evaporates into steam and enters the cooking chamber 210 to steam food. At this time, the steering valve 51 can control the smoke exhaust port 52 of the exhaust branch 50 to communicate with the flue gas outlet 110 of the gas steaming and baking module 100, so that the waste flue gas (for example, low-temperature flue gas) in the gas steaming and baking module 100 can be directly discharged from the cooking device 1000, and the exhaust port 240 of the cooking device 200 communicates with the exhaust branch 50, so that the steam in the cooking device 200 can be discharged through the exhaust port 240 and the smoke exhaust port 52 in sequence.

[0058] In the baking mode, the steering valve 51 can control the exhaust branch 50 to communicate with the cooking chamber 210 through the flue gas inlet 220. The high-temperature flue gas generated by the combustion of the combustible gas in the burner 10 can enter the cooking chamber 210 after being cooled to roast food. At this time, the exhaust port 240 of the cooking device 200 communicates with the exhaust branch 50, so that the steam in the cooking device 200 can be discharged through the exhaust port 240 and the smoke exhaust port 52 in sequence.

[0059] Next, refer to Figures 1-6To describe some specific embodiments of the present application, the cooking device 1000 may be an integrated stove, which includes a gas stove 300 and a gas steam oven. The cooking device 1000 includes a gas branch 40, and the gas branch 40 includes a first branch 41 and a second branch 42. The first branch 41 is connected to the gas steam oven and can supply gas to the gas steam oven. The first branch 41 has a first valve 411. The second branch 42 is connected to the gas stove 300 and can supply gas to the gas stove 300. The second branch 42 has a second valve 421.

[0060] The gas steam oven includes: a gas steam baking module 100 and a cooking device 200. The gas steam baking module 100 includes: a burner 10, a cooler 20, and a heat exchanger 30. The burner 10 includes a body 11, a gas supply structure 12, and a first fan 13. The gas supply structure 12 has a gas inlet 121, an air inlet 122, and an outlet 123. The first branch 41 is connected to the gas inlet 121. The air outlet of the first fan 13 is connected to the air inlet 122. The outlet 123 is connected to the body 11. The cooler 20 is arranged on the burner 10 and is connected to the body 11 through the outlet 123. The cooler 20 is equipped with a second fan 21, and the air outlet of the second fan 21 is connected to the cooler 20. The heat exchanger 30 is arranged on the cooler 20 and is connected to the cooler 20.

[0061] The heat exchanger 30 has a heat exchange tube 32 inside. The heat exchange tube 32 has a water inlet 321 and a gas outlet 322. The cooking device 200 has a steam inlet 230, and the steam inlet 230 is connected to the gas outlet 322. The cooking device 1000 further includes an exhaust branch 50. The cooking device 200 further has a flue gas inlet 220 and an exhaust outlet 240. A steering valve 51 is installed upstream of the exhaust branch 50. The flue gas inlet 220 is connected to the upstream of the exhaust branch 50 through the steering valve 51. The exhaust outlet 240 is connected to the downstream of the exhaust branch 50. The tail of the exhaust branch 50 has a smoke exhaust port 52.

[0062] As Figures 1-6 shown, the usage process of the cooking device 1000 is as follows: By opening the second valve 421, gas can be passed into the gas stove 300 to facilitate the user to use the gas stove 300; by opening the first valve 411, gas can be passed into the gas steam oven to facilitate the user to use the gas steam oven.

[0063] The working process of the gas steam oven is as follows: By opening the first valve 411, gas can enter the gas supply structure 12 through the gas inlet 121. And by opening the first fan 13, air can enter the gas supply structure 12 through the air inlet 122, so that the gas and air are pre-mixed sufficiently in the gas supply structure 12 to form combustible gas. The combustible gas can enter the body 11 through the outlet 123 and burn in the body 11 to generate high-temperature flue gas.

[0064] The user can select the working mode of the gas steam oven as the steaming mode. By turning on the water pump 33, water can be driven to enter the heat exchange tube 32 through the water inlet 321, and high-temperature gas can enter the heat exchanger 30 to conduct heat exchange with the water in the heat exchange tube 32 through the tube wall of the heat exchange tube 32. The water in the heat exchange tube 32 evaporates into water vapor, and the water vapor can sequentially pass through the air outlet 322 and the steam inlet 230 to enter the cooking device 200 to steam the food. Moreover, the waste steam (e.g., low-temperature steam) in the cooking device 200 can sequentially pass through the exhaust port 240 and the smoke outlet 52 of the exhaust branch 50 and be discharged. Meanwhile, the diverter valve 51 controls the communication between the flue gas outlet 110 and the smoke outlet 52, and the waste flue gas (e.g., low-temperature flue gas) in the heat exchanger 30 can sequentially pass through the flue gas outlet 110 and the smoke outlet 52 and be discharged.

[0065] The user can select the working mode of the gas steam oven as the baking mode. By turning on the second blower 21, the high-temperature gas can first flow through the cooler 20 for cooling and then enter the heat exchanger 30. The diverter valve 51 controls the communication between the flue gas outlet 110 and the flue gas inlet 220. The cooled high-temperature flue gas can sequentially pass through the flue gas outlet 110 and the flue gas inlet 220 to enter the cooking device 200 to bake the food. Moreover, the waste flue gas (e.g., low-temperature steam) in the cooking device 200 can sequentially pass through the exhaust port 240 and the smoke outlet 52 of the exhaust branch 50 and be discharged.

[0066] The other components and operations of the cooking device 1000 according to the embodiments of the present invention are known to those of ordinary skill in the art and will not be described in detail here. In the description of the present invention, the "first feature" and "second feature" may include one or more of such features. Among them, the up-down direction, left-right direction, and front-back direction are based on the up-down direction, left-right direction, and front-back direction shown in the figure.

[0067] In the description of the present invention, unless otherwise clearly specified and limited, the first feature being "above" or "below" the second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through other features therebetween. Moreover, the first feature being "above", "above", and "on" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher horizontal height than the second feature.

[0068] In the description of this specification, the descriptions referring to terms such as "one embodiment", "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples", etc., mean that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present utility model. In this specification, the schematic expressions of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples.

[0069] Although the embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principles and purposes of the present utility model, and the scope of the present utility model is defined by the claims and their equivalents.

Claims

1. A cooking device, characterized in that: include: a cooking device defining a cooking cavity; A gas steam-bake module, which is connected to the cooking device and is used to supply steam and / or smoke to the cooking cavity. The gas steam-bake module includes a burner, which includes a main body and an air supply structure. The main body defines a combustion cavity, and the air supply structure defines an air mixing cavity connected to the combustion cavity. The air supply structure has a gas inlet, an air inlet and an outlet. The gas inlet is connected to the air mixing cavity, and the air mixing cavity is suitable for passing gas. The air inlet is connected to the air mixing cavity, and the air mixing cavity is suitable for passing air. The air mixing cavity is connected to the combustion cavity through the outlet, and the combustion cavity is suitable for passing the gas in the air mixing cavity.

2. The cooking device according to claim 1, characterized in that: The air supply structure has a first direction, the outlet is arranged on one side of the air supply structure in the first direction, and the gas inlet and the air inlet are arranged on at least one side of the air supply structure perpendicular to the first direction.

3. The cooking device according to claim 2, characterized in that: The air supply structure also has a second direction perpendicular to the first direction, and the gas inlet and / or the air inlet are respectively arranged on at least one side of the air supply structure in the second direction.

4. The cooking device according to claim 3, characterized in that: The gas inlet and the air inlet are respectively disposed on two opposite sides of the air supply structure in the second direction and are arranged opposite to each other.

5. The cooking device according to claim 3, characterized in that: The gas inlet and the air inlet are respectively arranged on the same side of the gas supply structure in the second direction and are spaced apart.

6. The cooking device according to claim 3, characterized in that: The air supply structure also has a third direction, which is perpendicular to the first direction and the second direction respectively. The gas inlet is arranged on one side of the air supply structure in the second direction, and the air inlet is arranged on one side of the air supply structure in the third direction, and the gas inlet and the air inlet correspond in position in the first direction.

7. The cooking device according to claim 5 or 6, characterized in that: The air supply structure comprises a spoiler, and the spoiler is arranged in the air mixing chamber. The gas inlet and the air inlet correspond to the positions of the spoiler respectively.

8. The cooking device according to any one of claims 1 to 6, characterized in that: The burner further comprises: a first fan, wherein an air outlet of the first fan is communicated with the air inlet for pumping air into the air mixing chamber.

9. The cooking device according to any one of claims 1 to 6, characterized in that: Also includes: A gas branch is communicated with the gas inlet for introducing gas into the gas mixing chamber.

10. The cooking device according to claim 1, characterized in that The gas steaming and baking module further comprises: a cooler, which defines a cooling chamber connected to the combustion chamber, and the cooling chamber is suitable for introducing cold air to cool the smoke.

11. The cooking device according to claim 1, characterized in that The gas steaming and baking module also includes: a heat exchanger, which defines a heat exchange cavity connected to the combustion cavity, and the heat exchanger includes a heat exchange tube, at least a portion of which is arranged in the heat exchange cavity, and the heat exchange tube is suitable for passing water to perform heat exchange.

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