CN113854855B

CN113854855B - Air fryer oven

Info

Publication number: CN113854855B
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: 2024-10-22
Anticipated expiration: 2041-09-30
Also published as: WO2023050559A1; CN113854855A

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 for enabling the cooking chamber to be communicated with the outside, and a valve plate movably arranged on the exhaust channel, wherein 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 sealing state, and the baking efficiency is improved; when the cooking chamber is in the air fryer state, the controllable exhaust device is opened, the cooking chamber is communicated with the outside, and water vapor carried out of food is discharged through the controllable exhaust device. According to the air fryer oven, the oven and the air fryer are perfectly combined through 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 oven.

Background

With the development of society and the improvement of living standard of people, kitchen appliances are increasingly various. Among them, ovens and air fryers have been widely used in domestic kitchens. The oven is a sealed electric appliance for baking food, and the principle is that the food is baked and heated by a heating element in a sealed space. The air frying pot is a machine capable of frying with air, and mainly uses air to replace hot oil in the original frying pot, so that food is cooked, and meanwhile, the hot air also blows away moisture on the surface layer of the food, so that the food material achieves the effect of being approximately fried.

At present, a novel kitchen appliance realizes dual purposes of an air fryer and an oven, such as Chinese patent number: the utility model provides a "CN202021881605.3", name "air fryer oven", discloses box, heating element, circulation fan subassembly, is provided with sealed baking chamber in the box, and heating element sets up in the baking chamber, and circulation fan subassembly sets up in the outside of the lateral wall of baking chamber to through the air intake and the air outlet intercommunication baking chamber of baking chamber lateral wall. When the circulating fan is used as an oven, the circulating fan component does not work, the heating component is started, and food is baked; when the air fryer is used as an air fryer, the heating component and the circulating fan component 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 ovens have the problem that two functions of the oven and the air fryer cannot be perfectly combined: in order to ensure the baking effect, a sealed baking chamber is adopted, when the baking chamber is used as an air fryer, the sealed baking chamber prevents water vapor carried out from food from being emitted outwards, so that the efficiency of the air fryer is reduced, and meanwhile, the water vapor can be continuously attached to the surface of the food when the water vapor follows hot air circulation, so that the food frying effect is influenced, and the food quality is reduced; and in order to ensure the effect of the air fryer, a baking chamber with an open type heat dissipation hole is adopted, so that when the baking chamber is used as a baking oven, heat energy is lost outwards during baking, the baking efficiency is reduced, the electric energy is wasted, the baking time is longer, the equipment shell and the surrounding temperature are obviously improved, and a plurality of negative effects are brought.

Disclosure of Invention

The present invention aims to solve at least one of the technical problems existing in the prior art. Therefore, the invention provides the air fryer oven with a novel structure, and the oven and the air fryer are perfectly combined.

An air fryer oven according to an embodiment of a first aspect of the present invention includes a housing having a cooking chamber disposed therein, the cooking chamber including a first cavity for holding 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 for enabling the cooking chamber to be communicated with the outside, and a valve plate 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 sealing 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 beneficial effects: the air fryer oven of this embodiment is provided with heating element and first fan in the culinary art is indoor, still is provided with controllable exhaust apparatus simultaneously, and controllable exhaust apparatus opens or closes according to the service condition of air fryer oven: when the heating element is used as an oven, the heating element is started to bake food, 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 sources are saved; when the heating element is used as an air fryer, the first fan is started, hot air flow is formed in the first cavity to heat food, meanwhile, the controllable exhaust device is opened, the cooking chamber is communicated with the outside, water vapor carried out of the food is discharged through the controllable exhaust device and cannot adhere to the surface of the food, so that better frying effect is achieved on the food, and the quality of the food is improved. According to the air fryer oven, the oven and the air fryer are perfectly combined through the heating element, the first fan and the controllable exhaust device.

According to the air fryer oven of the first aspect of the invention, a second cavity is arranged in the cooking chamber, the second cavity is communicated with the first cavity, and the heating element and the first fan are arranged in the second cavity. The heating element and the first fan are placed in the second cavity, so that the food can be prevented from polluting the heating element and the first fan, and the cleaning difficulty of the first cavity is reduced.

According to the air fryer oven of the first aspect of the invention, a hollowed-out partition plate is arranged between the first cavity and the second cavity. Further avoiding the food polluting the heating element and the first fan. Meanwhile, through holes in the hollowed-out partition plates can be arranged according to requirements, so that a convection path is formed in the first cavity after the first fan is started.

According to the air fryer oven of the first aspect of the invention, said heating element is located between said first cavity and said first fan. The arrangement is advantageous for the first fan to blow hot air near the heating element towards the first cavity.

According to the air fryer oven of the first aspect of the invention, said controllable exhaust means is arranged in said first cavity.

According to the air fryer oven of the first aspect of the invention, said controllable exhaust means is arranged in 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 disclosed by the first aspect of the invention, when the valve plate is in the 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 the control unit in the air fryer oven, so that the air fryer oven can be automatically adjusted, and the frying quality of food can be improved.

According to the air fryer oven of the first aspect of the invention, the embodiment may further comprise a steam generating device, the steam generating device comprising: a water tank; one end of the water delivery pipeline is connected with the water tank, and the other end of the water delivery 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 is used for heating water flowing through the water supply pipeline into steam and spraying the steam into the first cavity. The steam generating device can generate high-temperature steam to cook food in the first cavity, so that the air fryer oven has the cooking function added on the basis of the functions of baking and air frying, and a user has more cooking options.

According to the air fryer oven disclosed by the first aspect of the invention, a fan motor for driving the first fan to work is arranged in the oven body, the fan motor is positioned outside the cooking chamber, and an output shaft of the fan motor penetrates into the cooking chamber to be connected with the first fan. The fan motor is arranged outside the cooking chamber, avoids a high-temperature working environment, reduces the material requirement of the fan motor, and prolongs the service life of the fan motor.

According to the air fryer oven disclosed by the first aspect of the invention, the second fan is arranged on the output shaft of the fan motor, the second fan is positioned outside the cooking chamber, and the second fan blows air towards the fan motor to dissipate heat. When the fan motor works, the second fan is synchronously started, and the second fan is used for radiating heat of 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 foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

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

FIG. 2 is a cross-sectional view of 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 diagram of an air fryer oven construction according to a second embodiment of the invention;

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

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

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

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

Fig. 9 is a schematic diagram of still another configuration of a controllable exhaust device.

Reference numerals illustrate:

The cooking device comprises a box body 100, a radiating hole 101, a cooking chamber 110, a first cavity 111, a second cavity 112, a cover 113, a hollowed partition 114, a heating element 200, a first fan 300, a fan motor 310, a motor bracket 311, a second fan 320, a controllable exhaust device 400, an exhaust channel 410, a valve plate 420, a valve plate buckle 421, a guide rod 422, a return spring 423, a rack 424, a driving device 430 and a gear 431.

Detailed Description

Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the invention.

In the description of the present invention, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, several means one or more, and plural means two or more. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed 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 explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present invention can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 3, a first preferred embodiment of the present invention, an air fryer oven, includes a cabinet 100, a cooking chamber 110 provided in the cabinet 100. The cooking chamber 110 includes at least a first cavity 111 for placing food, and a plurality of concave-convex structures are disposed on the inner side wall of the first cavity 111 for placing a baking tray or a baking net. A heating element 200 and a 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 baking mode and the air fryer mode. The first fan 300 is activated only in the air fryer mode and the first fan 300 is activated to create a flow of hot air within the first cavity 111 such that the food is fried. The control unit for connecting each electric element is also arranged in the box body 100, the control panel is arranged on the surface of the box body 100, the control panel is 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, the working mode of the air fryer oven is selected, and the working time is set.

In this embodiment, the cooking chamber 110 further includes a second cavity 112. The second cavity 112 is disposed at the top or outside 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 the outer wall of the cooking chamber 110 with a cover 113, 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 within 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 within the second cavity 112 can avoid food from contaminating the heating element 200 and the first blower 300 and reduce the difficulty of cleaning the first cavity 111. Further, the arrangement of the through holes on the hollowed-out partition 114 can be set according to the requirement, so as to adjust the first fan 300 to form a convection path in the first cavity 111 after being 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 device 400 is disposed on the second chamber 112. Referring to fig. 5, the controllable exhaust device 400 includes an exhaust passage 410 for allowing the cooking chamber 110 to communicate with the outside, a valve sheet 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 act to close the exhaust channel 410 (as shown in fig. 6), or the driving device 430 drives the valve plate 420 to rotate to open the exhaust channel 410 (as shown in fig. 7). The controllable exhaust means 400 is automatically controlled by the control unit to be opened or closed according to the use state of the air fryer oven, and the size of the opened passage can be automatically controlled. Specifically, when the cooking chamber 110 is in the baking state, the controllable exhaust device 400 is closed, so that the cooking chamber 110 is in the sealing state; when the cooking chamber 110 is in the air fryer state, the controllable exhaust device 400 is opened, so that the cooking chamber 110 is communicated 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 air discharging device 400, and the controllable air discharging device 400 is opened or closed according to the use state of the air fryer oven: when the heating element 200 is used as an oven, the heating element is started to bake food, 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 heating element 200 and the first fan 300 are started to form hot air flow in the first cavity 111 to heat food when the heating element is used as an air fryer, meanwhile, the controllable exhaust device 400 is opened, the cooking chamber 110 is communicated with the outside, and water vapor carried out of the food is discharged through the controllable exhaust device 400 and cannot adhere to the surface of the food, so that the food obtains better frying effect, and the quality of the food is improved.

Referring to fig. 4, the air fryer oven of the second preferred embodiment provided by the present invention has substantially the same structure as the first embodiment, and also includes a cabinet 100, a cooking chamber 110, a heating element 200, a first fan 300 and a controllable exhaust device 400. The embodiment shown in fig. 4 differs from the first embodiment in that in the embodiment shown in fig. 4, the controllable venting means 400 is provided on the first cavity 111, which is also capable of venting water vapor carried out of the food when the controllable venting 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 disposed in the cavity, so that the same effect may be obtained.

Further, the air fryer oven of the scheme can be further 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 delivery pipeline, wherein the water tank is used for containing water, one end of the water delivery pipeline is connected with the water tank, and the other end of the water delivery 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 of the water tank into the steam heater, the steam heater heats the water flowing through the water supply pipeline into steam, the steam is sprayed into the first cavity 111, and food in the first cavity 111 is steamed by utilizing high-temperature steam. It should be noted that when cooking is performed, the heating element 200 and the first fan 300 are not required to be started, and the controllable air exhaust device 400 is in a closed state, so that a sealed space is formed in the cooking chamber 110, and the cooking quality is ensured. It is easily conceivable that a pressure release valve should be further provided in the cooking chamber 110 when the steam generating device is provided, so that the excessive pressure in the cooking chamber 110 due to the continuous generation of steam is avoided. The steam generating device is added, so that the air fryer oven has the cooking function based on the functions of baking and air frying, and a user has more cooking options.

Further, a plurality of detection sensors such as temperature detection and humidity detection are further arranged in the cooking chamber 110, the detection sensors are connected with the control unit and feed back detection data, conditions in the cooking chamber 110 are automatically regulated and controlled through the control unit, and the functional experience of the air fryer oven is improved.

Further, as shown in fig. 2 and 3, a fan motor 310 for driving the first fan 300 to operate is provided in the case 100. The blower motor 310 is located outside the cooking chamber 110 and is fixed to the cover 113 by a motor bracket 311. An output shaft of the fan motor 310 is connected to the first fan 300 through the cover 113. The output shaft of the fan motor 310 is provided with a second fan 320, the second fan 320 is also positioned outside the cooking chamber 110, the second fan 320 blows air towards the fan motor 310, and the box 100 is provided with a heat radiation hole 101 in the direction of 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 radiating 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 device 400.

As shown in fig. 8, the controllable air exhaust device 400 in this embodiment includes an air exhaust channel 410, and a valve plate 420 movably disposed on the air exhaust channel 410. The valve plate 420 adopts a translational motion structure. Magnetic attraction devices (not shown in the figure) are respectively arranged on one side of the controllable air exhaust device 400 and the valve plate 420, the valve plate 420 is positioned on one side of the air exhaust channel 410 at ordinary times, the air exhaust channel 410 is in an open state, and after the magnetic attraction devices are started, the valve plate 420 transversely translates to seal the air exhaust channel 410. In order to ensure smooth action of the valve plate 420, the present embodiment provides a guiding structure, which includes a guide rod 422 disposed on the controllable exhaust device 400, and a valve plate buckle 421 disposed on the valve plate 420, where the valve plate buckle 421 is connected to the guide rod 422 in a penetrating manner, so as to ensure that the valve plate 420 cannot shift during the action. Further, a return spring 423 is disposed on the guide rod 422, when the magnetic device is started, the valve plate 420 horizontally translates to close the exhaust channel 410, the valve plate buckle 421 compresses the return spring 423, and when the magnetic device is released, the return spring 423 pushes the valve plate 420 back to the initial position, so as to open the exhaust channel 410.

As shown in fig. 9, the controllable exhaust device 400 in this 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 an action structure of up-and-down translation. 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 sheet 420 to translate up and down through the cooperation structure of the gear 431 and the rack 424, thereby opening or closing the exhaust passage 410.

Further, the controllable exhaust device 400 of the present embodiment is not limited to the above embodiment, and it is within the scope of the present invention to change the simple structure of the embodiment of the controllable exhaust device 400, such as changing the translation direction of the valve plate 420, or replacing the driving device 430 conventionally.

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

Further, the controllable exhaust device 400 may be further provided with a displacement monitoring device, where the displacement monitoring device is disposed in the exhaust channel 410, monitors the discharge amount of the steam passing through the exhaust channel 410, and feeds back to the control unit inside the air fryer oven, and the control unit adjusts the opening of the controllable exhaust device 400 according to the discharge amount of the steam and the humidity in the cooking chamber 110, so as to discharge the steam in the cooking chamber 110 more quickly, and improve the frying quality of the food.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. 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 present invention have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. An air-frying oven with a plurality of air-frying chambers, characterized by comprising the following steps:

the food box comprises a box body, wherein a 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 for enabling the cooking chamber to be communicated with the outside, and a valve plate movably arranged on the exhaust channel, and the valve plate controls the exhaust channel to be closed or opened;

The control unit is connected with each electric element, the plurality of detection sensors are arranged in the cooking chamber, the detection sensors are connected with the control unit and feed back detection data, the conditions in the cooking chamber are automatically regulated and controlled through the control unit, and when the cooking chamber is in a baking state, the controllable exhaust device is closed, so that the cooking chamber is in a sealing 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 controllable exhaust device is further provided with a displacement monitoring device, the displacement monitoring device is arranged in the exhaust channel, the displacement monitoring device monitors the discharge amount of the water vapor passing through the exhaust channel and feeds back to a control unit in the air fryer oven, and the opening degree of the controllable exhaust device is adjusted by the control unit according to the discharge amount of the water vapor and the humidity condition in the cooking chamber.

2. The air fryer oven according to claim 1, wherein a second cavity is provided 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 according to claim 2, wherein a hollowed-out partition is provided between said first cavity and said second cavity.

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

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

6. The air fryer oven according to claim 2, wherein said controllable exhaust 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 motion.

8. The air fryer oven according to claim 1, further comprising a steam generating device, said steam generating device comprising:

A water tank;

one end of the water delivery pipeline is connected with the water tank, and the other end of the water delivery 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 is used for heating water flowing through the water supply pipeline into steam and spraying the steam into the first cavity.

9. The air fryer oven according to claim 1 or 2, wherein a fan motor for driving said first fan to work is arranged in said oven body, said fan motor is located outside said cooking chamber, and an output shaft of said fan motor penetrates into said cooking chamber to be connected with said first fan.

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