CN113854855A

CN113854855A - Air fryer oven

Info

Publication number: CN113854855A
Application number: CN202111168326.1A
Authority: CN
Inventors: 刘建江; 周小强
Original assignee: Hqp Electric Industrial Co ltd
Current assignee: Hqp Electric Industrial Co ltd
Priority date: 2021-08-31
Filing date: 2021-09-30
Publication date: 2021-12-31
Also published as: WO2023050559A1

Abstract

The invention discloses an air fryer oven, which comprises a box body, wherein a cooking chamber is arranged in the box body, and the cooking chamber comprises a first cavity; a heating element disposed within the cooking chamber; the first fan is arranged in the cooking chamber, and convection is formed in the first cavity after the first fan is started; the controllable exhaust device is arranged on the cooking chamber and comprises an exhaust channel and a valve plate, the exhaust channel enables the cooking chamber to be communicated with the outside, and the valve plate is movably arranged on the exhaust channel and controls the exhaust channel to be closed or opened; when the cooking chamber is in a baking state, the controllable exhaust device is closed, so that the cooking chamber is in a sealed state, and the baking efficiency is improved; when the cooking chamber is in an air fryer state, the controllable exhaust device is opened, the cooking chamber is communicated with the outside, and water vapor brought out from food is exhausted through the controllable exhaust device. The air fryer oven of the scheme perfectly combines the two functions of the oven and the air fryer by arranging the heating element, the first fan and the controllable exhaust device.

Description

Air fryer oven

Technical Field

The invention relates to the field of kitchen appliances, in particular to an air fryer and an oven.

Background

Along with the development of society and the improvement of living standard of people, the variety of kitchen appliances is increasingly diversified. Among them, ovens and air fryers have been widely used in household kitchens. The oven is a sealed electric appliance for baking food, and its principle is that in a closed space, a heating element is used to bake and heat the placed food. The air fryer is a machine capable of frying by using air, and mainly utilizes the air to replace hot oil in the original fryer to make food become cooked, and at the same time the hot air can blow away the water content on the surface layer of the food so as to make the food material obtain the effect similar to that of frying.

At present, a novel kitchen appliance realizes dual purposes of an air fryer and an oven, such as Chinese patent numbers: "CN 202021881605.3", the name is "air fryer oven", discloses box, heating element, circulating fan subassembly, is provided with sealed baking chamber in the box, and heating element sets up in baking chamber, and the circulating fan subassembly sets up in baking chamber's the outside of the lateral wall to air intake and the air outlet intercommunication baking chamber through baking chamber lateral wall. When the food baking oven is used as a baking oven, the circulating fan assembly does not work, the heating assembly is started, and food is baked; when the air fryer is used as an air fryer, the heating assembly and the circulating fan assembly are started simultaneously, and hot air circulation is formed in the sealed baking chamber, so that food can achieve the frying effect.

However, the existing air fryer oven has the problem that the two functions of the oven and the air fryer cannot be perfectly combined: one is to guarantee the baking effect, has adopted the sealed baking chamber, when using as the air to fry the pan, the sealed baking chamber makes the steam brought out from the food can not be spread outwards, reduce the efficiency of the air to fry the pan, the steam will continue to adhere to the surface of food while following the hot-blast circulation at the same time, influence the food and fry the effect, reduce the food quality; the other is to guarantee the effect of the air fryer, a baking chamber with open type heat dissipation holes is adopted, when the baking chamber is used as a baking oven, heat energy in baking can be lost outwards, baking efficiency is reduced, electric energy is wasted, baking time is long, the temperature of the equipment shell and the ambient temperature are obviously increased, and negative effects are brought.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an air fryer and an oven adopting a novel structure, which perfectly combines the functions of the oven and the air fryer.

The air fryer oven comprises a box body, wherein a cooking chamber is arranged in the box body, and the cooking chamber comprises a first cavity for placing food; a heating element disposed within the cooking chamber; the first fan is arranged in the cooking chamber, and convection is formed in the first cavity after the first fan is started; the controllable exhaust device is arranged on the cooking chamber and comprises an exhaust channel and a valve plate, the exhaust channel enables the cooking chamber to be communicated with the outside, the valve plate is movably arranged on the exhaust channel, and the valve plate controls the exhaust channel to be closed or opened; when the cooking chamber is in a baking state, the controllable exhaust device is closed, so that the cooking chamber is in a sealed state; when the cooking chamber is in an air fryer state, the controllable exhaust device is opened, so that the cooking chamber is communicated with the outside.

The air fryer oven according to the embodiment of the first aspect of the invention has at least the following advantages: the air fryer oven of this embodiment is provided with heating element and first fan in the culinary art indoor, still is provided with controllable exhaust apparatus simultaneously, and controllable exhaust apparatus opens or closes according to the user state of air fryer oven: when the oven is used as an oven, the heating element is started to bake food, and the first fan and the controllable exhaust device are closed, so that a sealed space is formed in the cooking chamber, the baking efficiency is improved, and energy is saved; when being used as the air and frying the pot, heating element, first fan start, form hot-blast air current heating food in first cavity, and controllable exhaust apparatus opens simultaneously, and the culinary art room communicates is external, and the steam of taking out from the food is discharged through controllable exhaust apparatus, can not be attached to the food surface, makes food obtain better fried effect, promotes the quality of food. The air fryer oven of the scheme perfectly combines the two functions of the oven and the air fryer by arranging the heating element, the first fan and the controllable exhaust device.

According to the air fryer oven of the first aspect of the present invention, the cooking chamber is provided with a second cavity, the second cavity is communicated with the first cavity, and the heating element and the first fan are arranged in the second cavity. Place heating element and first fan in the second cavity, can avoid food to cause the pollution to heating element and first fan to reduce the clean degree of difficulty of first cavity.

According to the air fryer oven of the first aspect of the present invention, a hollowed-out partition is disposed between the first cavity and the second cavity. Further avoid food to cause the pollution to heating element and first fan. Meanwhile, the arrangement of the through holes in the hollow partition plate can be set according to requirements, so that a convection path is formed in the first cavity after the first fan is adjusted to be started.

The air fryer oven according to the first aspect of the invention, said heating element being located between said first cavity and said first fan. The arrangement of the positions is beneficial for the first fan to blow hot air near the heating element to the first cavity.

In an air fryer oven according to a first aspect of the invention, said controllable exhaust means is disposed within said first cavity.

In an air fryer oven according to a first aspect of the invention, said controllable exhaust means is disposed within said second cavity.

According to the air fryer oven of the first aspect of the invention, the controllable exhaust device comprises a driving device, and the driving device drives the valve plate to act.

According to the air fryer oven, when the valve plate is in a closed state, the contact part of the valve plate and the exhaust channel is provided with the sealing ring, so that the airtight effect is improved.

According to the air fryer oven of the first aspect of the invention, the controllable exhaust device further comprises a displacement monitoring device, the displacement monitoring device is arranged in the exhaust channel, and the displacement monitoring device monitors the discharge amount of water vapor and feeds the discharge amount back to a control unit inside the air fryer oven, so that the automatic adjustment of the air fryer oven is facilitated, and the frying quality of food is improved.

According to the air fryer oven of the first aspect of the present invention, this embodiment may further include a steam generating device, the steam generating device including: a water tank; one end of the water supply pipeline is connected with the water tank, and the other end of the water supply pipeline is connected with the first cavity; the water pump is arranged on the water supply pipeline; the steam heater is arranged on the water supply pipeline and heats water flowing through the water supply pipeline into steam which is sprayed into the first cavity. The steam generating device can generate high-temperature water steam to cook food in the first cavity, so that the cooking function of the air fryer oven is increased on the basis of the baking and air frying functions, and a user has more cooking options.

According to the air fryer oven of the first aspect of the invention, the box body is internally provided with a fan motor for driving the first fan to work, the fan motor is positioned outside the cooking chamber, and an output shaft of the fan motor penetrates into the cooking chamber and is connected with the first fan. The fan motor is arranged outside the cooking chamber, so that the high-temperature working environment is avoided, the material requirement of the fan motor is reduced, and the service life of the fan motor is prolonged.

According to the air fryer oven of the first aspect of the invention, the output shaft of the fan motor is provided with the second fan, the second fan is located outside the cooking chamber, and the second fan blows air to the fan motor to dissipate heat. When the fan motor works, the second fan is started synchronously, and the second fan is used for radiating the fan motor, so that the service life of the fan motor is further prolonged.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a schematic structural view of an air fryer oven in accordance with a first embodiment of the present invention;

FIG. 2 is a sectional view showing the internal structure of the embodiment of FIG. 1;

FIG. 3 is an exploded view of the internal structure of the embodiment of FIG. 1;

FIG. 4 is a schematic structural view of an air fryer oven according to a second embodiment of the present invention;

FIG. 5 is a schematic diagram of a controllable exhaust device;

FIG. 6 is a schematic view of the controllable exhaust apparatus in a closed state;

FIG. 7 is a schematic view of the controllable exhaust apparatus in an open state;

FIG. 8 is a schematic diagram of another controllable exhaust apparatus;

fig. 9 is a schematic diagram of a further controllable exhaust device.

The reference numbers illustrate:

the air conditioner comprises a box body 100, heat dissipation holes 101, a cooking chamber 110, a first cavity 111, a second cavity 112, a cover 113, a hollowed-out partition plate 114, a heating element 200, a first fan 300, a fan motor 310, a motor support 311, a second fan 320, a controllable exhaust device 400, an exhaust channel 410, a valve sheet 420, a valve sheet buckle 421, a guide rod 422, a return spring 423, a rack 424, a driving device 430 and a gear 431.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, several means are one or more, and more means are two or more. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 3, a first preferred embodiment of the present invention, an air fryer oven, includes a cabinet 100, and a cooking chamber 110 is provided in the cabinet 100. The cooking chamber 110 at least comprises a first cavity 111 for placing food, and a plurality of concave-convex structures are arranged on the inner side wall of the first cavity 111 for placing a baking tray or a baking net. The heating element 200 and the first fan 300 are disposed in the cooking chamber 110. The heating element 200 is used to heat food and needs to be activated in both the bake mode and the air fryer mode. The first fan 300 is only activated in the air fryer mode, and after the first fan 300 is activated, a hot air flow is formed in the first cavity 111, so that the food can be fried. The box body 100 is further provided with a control unit connected with each electric element, the surface of the box body 100 is provided with a control panel connected with the control unit, and a user can perform control operations such as function selection, parameter setting and the like through the control panel, for example, selecting a working mode of the air fryer and the oven, setting working time and the like.

In this embodiment, the cooking chamber 110 further includes a second cavity 112. The second cavity 112 is disposed at the top or any sidewall of the cooking chamber 110, and the second cavity 112 communicates with the first cavity 111. Specifically, the second cavity 112 is formed by covering a cover 113 on the outer wall of the cooking chamber 110, and a hollow partition 114 is disposed between the first cavity 111 and the second cavity 112. The heating element 200 and the first blower 300 are disposed in the second cavity 112, and the heating element 200 is located between the first cavity 111 and the first blower 300. Placing the heating element 200 and the first blower 300 in the second chamber 112 can prevent the heating element 200 and the first blower 300 from being contaminated by food and reduce the difficulty of cleaning the first chamber 111. Further, the arrangement of the through holes on the hollow partition board 114 can be set as required to adjust the convection path formed in the first cavity 111 after the first fan 300 is started, which is beneficial for the first fan 300 to blow the hot air near the heating element 200 to the first cavity 111.

Referring to fig. 2 and 3, in the present embodiment, a controllable exhaust 400 is provided on the second cavity 112. Referring to fig. 5, the controllable exhaust device 400 includes an exhaust passage 410 for communicating the cooking chamber 110 with the outside, a valve plate 420 movably disposed on the exhaust passage 410, and a driving device 430. In this embodiment, the driving device 430 is a servo motor, and the driving device 430 drives the valve plate 420 to operate, so that the valve plate 420 closes the exhaust passage 410 (as shown in fig. 6), or the driving device 430 drives the valve plate 420 to rotate, so that the exhaust passage 410 is opened (as shown in fig. 7). The controllable exhaust means 400 is automatically controlled by the control unit to open or close according to the use status of the air fryer oven and automatically control the size of the opened passage. Specifically, when cooking chamber 110 is in a baking state, controllable exhaust device 400 is turned off, so that cooking chamber 110 is in a sealed state; when cooking chamber 110 is in the air fryer state, controllable vent 400 opens to allow cooking chamber 110 to communicate with the outside.

The air fryer oven of the present embodiment is provided with a heating element 200 and a first fan 300 in the cooking chamber 110, and is also provided with a controllable exhaust device 400, and the controllable exhaust device 400 is turned on or off according to the use state of the air fryer oven: when the oven is used as an oven, the heating element 200 is started to bake food, and the first fan 300 and the controllable exhaust device 400 are closed, so that a sealed space is formed in the cooking chamber 110, the baking efficiency is improved, and energy is saved; when the air fryer is used as an air fryer, the heating element 200 and the first fan 300 are started, hot air flow is formed in the first cavity 111 to heat food, the controllable exhaust device 400 is opened, the cooking chamber 110 is communicated with the outside, water vapor brought out of the food is discharged through the controllable exhaust device 400 and cannot be attached to the surface of the food, so that the food can be fried better, and the quality of the food is improved.

Referring to fig. 4, the present invention provides a second preferred embodiment of an air fryer oven, which is substantially identical in structure to the first embodiment, and which also includes a housing 100, a cooking chamber 110, a heating element 200, a first fan 300, and a controllable exhaust 400. The embodiment shown in fig. 4 differs from the first embodiment in that in the embodiment shown in fig. 4, a controllable exhaust means 400 is provided on the first chamber 111, which is also capable of exhausting moisture entrained from the food when the controllable exhaust means 400 is opened.

It should be noted that in the above two embodiments, the cooking chamber 110 includes at least two cavities. However, in other embodiments of the present invention, the cooking chamber 110 may be provided with only one cavity, and the heating element 200, the first fan 300 and the controllable exhaust device 400 may be reasonably arranged in the cavity, so that the same effect can be obtained.

Furthermore, the air fryer and oven of the scheme can be also provided with a steam generating device, so that the function of cooking food is achieved. The steam generating device comprises a water tank and a water supply pipeline, the water tank is used for containing water, one end of the water supply pipeline is connected with the water tank, and the other end of the water supply pipeline is connected with the first cavity 111. The water supply pipeline is provided with a water pump and a steam heater, the water pump is used for pumping water in the water tank into the steam heater, the steam heater heats water flowing through the water supply pipeline into steam, the steam is sprayed into the first cavity 111, and high-temperature steam is used for cooking food in the first cavity 111. It should be noted that when cooking is performed, neither the heating element 200 nor the first fan 300 needs to be activated, and the controllable exhaust device 400 is in the off state, so that a sealed space is formed in the cooking chamber 110, thereby ensuring the cooking quality. It is easy to think that, when the steam generating device is provided, a pressure relief valve should be arranged in the cooking chamber 110 to avoid the excessive pressure inside the cooking chamber 110 caused by the continuous generation of steam. The addition of the steam generating device enables the air fryer and the oven to have a cooking function on the basis of the functions of baking and air frying, and a user has more cooking options.

Further, still be provided with a plurality of detection sensor such as temperature detection, humidity detection in the culinary art room 110, detect sensor connection control unit and feedback detection data, carry out automatic regulation and control to the condition in the culinary art room 110 through control unit, promote the function experience of air fryer oven.

Further, as shown in fig. 2 and 3, a fan motor 310 for driving the first fan 300 to operate is disposed in the casing 100. The blower motor 310 is located outside the cooking chamber 110 and fixed to the cover 113 through a motor bracket 311. An output shaft of the fan motor 310 passes through the cover 113 to be connected to the first fan 300. The output shaft of the fan motor 310 is provided with a second fan 320, the second fan 320 is also located outside the cooking chamber 110, the second fan 320 blows air towards the fan motor 310, and the box body 100 is provided with heat dissipation holes 101 in the direction towards the second fan 320. The fan motor 310 is arranged outside the cooking chamber 110, so that a high-temperature working environment is avoided, the material requirement of the fan motor 310 is reduced, and the service life of the fan motor 310 is prolonged; meanwhile, when the fan motor 310 works, the second fan 320 is started synchronously, and the second fan 320 is used for dissipating heat of the fan motor 310, so that the service life of the fan motor 310 is further prolonged.

Referring to fig. 8 and 9, the present solution also provides other embodiments of a controllable exhaust means 400.

As shown in fig. 8, the controllable exhaust device 400 in this embodiment includes an exhaust channel 410, and a valve plate 420 movably disposed on the exhaust channel 410. The valve plate 420 adopts a translational motion structure. Magnetic attraction devices (not shown) are respectively arranged on one side of the controllable exhaust device 400 and the valve plate 420, the valve plate 420 is located on one side of the exhaust channel 410 at ordinary times, the exhaust channel 410 is in an open state, and after the magnetic attraction devices are started, the valve plate 420 transversely translates to close the exhaust channel 410. In order to ensure that the valve plate 420 moves smoothly, the embodiment is provided with a guiding structure, the guiding structure comprises a guide rod 422 arranged on the controllable exhaust device 400 and a valve plate buckle 421 arranged on the valve plate 420, and the valve plate buckle 421 is connected to the guide rod 422 in a penetrating manner, so that the valve plate 420 cannot move in the moving process. Further, a return spring 423 is arranged on the guide rod 422, when the magnetic attraction device is started, the valve plate 420 transversely moves to close the exhaust channel 410, the valve plate buckle 421 compresses the return spring 423, and when the magnetic attraction device is released, the return spring 423 pushes the valve plate 420 back to the initial position to open the exhaust channel 410.

As shown in fig. 9, the controllable exhaust device 400 of the present embodiment includes an exhaust channel 410, a valve plate 420 movably disposed on the exhaust channel 410, and two driving devices 430. The valve plate 420 adopts a vertical translation motion structure. The two driving devices 430 are servo motors, a gear 431 is arranged on an output shaft of each servo motor, racks 424 are integrally arranged on two sides of the valve plate 420, and the racks 424 are meshed with the gear 431. The driving device 430 drives the valve plate 420 to translate up and down through the matching structure of the gear 431 and the rack 424, so as to open or close the exhaust passage 410.

Further, the controllable exhaust device 400 of the present embodiment is not limited to the above-mentioned embodiment, and it is within the protection scope of the present invention to perform simple structural changes, such as changing the translation direction of the valve plate 420 or performing conventional replacement on the driving device 430, by using the above-mentioned embodiment of the controllable exhaust device 400.

Further, in order to improve the air tightness of the controllable exhaust device 400, a sealing ring is disposed at a closed contact position of the valve plate 420 and the exhaust passage 410, so that the air tightness effect is improved when the valve plate 420 is in a closed state.

Furthermore, the controllable exhaust device 400 can be further provided with a displacement monitoring device, the displacement monitoring device is arranged in the exhaust channel 410, the displacement monitoring device monitors the discharge amount of the water vapor passing through the exhaust channel 410 and feeds the discharge amount back to a control unit inside the air fryer oven, and the control unit adjusts the opening size of the controllable exhaust device 400 according to the discharge amount of the water vapor and the humidity condition inside the cooking chamber 110, so that the water vapor in the cooking chamber 110 can be discharged more quickly, and the frying quality of food is improved.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like 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 do not necessarily 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.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An air fryer oven, comprising:

the cooking device comprises a box body, a cooking chamber and a control device, wherein the cooking chamber is arranged in the box body and comprises a first cavity for placing food;

a heating element disposed within the cooking chamber;

the first fan is arranged in the cooking chamber, and convection is formed in the first cavity after the first fan is started;

the controllable exhaust device is arranged on the cooking chamber and comprises an exhaust channel and a valve plate, the exhaust channel enables the cooking chamber to be communicated with the outside, the valve plate is movably arranged on the exhaust channel, and the valve plate controls the exhaust channel to be closed or opened;

when the cooking chamber is in a baking state, the controllable exhaust device is closed, so that the cooking chamber is in a sealed state; when the cooking chamber is in an air fryer state, the controllable exhaust device is opened, so that the cooking chamber is communicated with the outside.

2. The air fryer oven of claim 1, wherein a second cavity is disposed within said cooking chamber, said second cavity being in communication with said first cavity, said heating element and said first fan being disposed within said second cavity.

3. The air fryer oven of claim 2, wherein a hollowed out partition is disposed between said first cavity and said second cavity.

4. The air fryer oven of claim 2 or 3, wherein said heating element is located between said first cavity and said first fan.

5. The air fryer oven of claim 1, wherein said controllable exhaust means is disposed within said first cavity.

6. The air fryer oven of claim 2, wherein said controllable vent is disposed within said second cavity.

7. An air fryer oven according to claim 5 or 6, wherein said controllable exhaust means comprises drive means, said drive means driving said valve flap in action.

8. The air fryer oven of claim 1, further comprising a steam generation device, said steam generation device comprising:

a water tank;

one end of the water supply pipeline is connected with the water tank, and the other end of the water supply pipeline is connected with the first cavity;

the water pump is arranged on the water supply pipeline;

the steam heater is arranged on the water supply pipeline and heats water flowing through the water supply pipeline into steam which is sprayed into the first cavity.

9. The air fryer oven according to claim 1 or 2, wherein a fan motor is provided in said housing for driving said first fan, said fan motor being located outside said cooking chamber, an output shaft of said fan motor penetrating into said cooking chamber and being connected to said first fan.

10. The air fryer oven of claim 9, wherein a second fan is provided on the output shaft of said fan motor, said second fan being located outside said cooking chamber, said second fan blowing heat away toward said fan motor.