CN216907659U

CN216907659U - Air fryer

Info

Publication number: CN216907659U
Application number: CN202121397470.8U
Authority: CN
Inventors: 王天水; 张建华; 杨保民; 曹江雄
Original assignee: Guangdong Midea Consumer Electric Manufacturing Co Ltd
Current assignee: Guangdong Midea Consumer Electric Manufacturing Co Ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-07-08
Anticipated expiration: 2031-06-22

Abstract

The utility model provides an air fryer, comprising: a cooking cavity; the separating disc is arranged in the cooking cavity and divides the interior of the cooking cavity into a cooking cavity and an air inlet cavity along the vertical direction, and a plurality of air holes communicated with the cooking cavity and the air inlet cavity are distributed on the separating disc; the heating module is used for heating the cooking cavity and comprises a heating cavity and a heating device arranged in the heating cavity, an air inlet channel is arranged between the heating cavity and the air inlet cavity, and an air return channel is arranged between the cooking cavity and the heating cavity; the fan assembly is arranged in the air return channel or in the heating cavity; the inner bottom wall of the cooking cavity is provided with turbulence ribs. This kind of structure, air after the heating enters into the air inlet intracavity after, can pass through the vortex muscle earlier to there is the part hot-blast can be blockked back to toast vortex muscle lower zone, like this alright avoid the air because inertia and the opposite side of direct impact air inlet direction, just so ensured the air fried pot to the homogeneity of eating the material heating, improved the culinary art effect.

Description

Air fryer

Technical Field

The utility model relates to the field of kitchen utensils, in particular to an air fryer.

Background

The existing air fryer has the advantages that air enters the cooking cavity from one side, and the air entering the cooking cavity impacts the non-air-inlet side of the cooking cavity at the first time due to inertia, so that hot air can be concentrated on the non-air-inlet side, the integral uniformity of air-fried food materials is poor, and the taste is not good.

Therefore, how to provide an air fryer capable of uniformly heating food materials is a problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art or the related art.

It is, therefore, an object of the present invention to provide an air fryer.

To achieve the above object, the present invention provides an air fryer comprising: a cooking cavity; the separating disc is arranged in the cooking cavity and divides the interior of the cooking cavity into a cooking cavity and an air inlet cavity along the vertical direction, and a plurality of air holes communicated with the cooking cavity and the air inlet cavity are distributed on the separating disc; the heating module comprises a heating cavity and a heating device arranged in the heating cavity, an air inlet channel is arranged between the heating cavity and the air inlet cavity, and an air return channel is arranged between the cooking cavity and the heating cavity; the fan assembly is arranged in the return air channel or in the heating cavity; wherein, a turbulence rib is arranged between the separating disc and the heating device.

According to the embodiment of the utility model, the air fryer comprises a cooking cavity, a separating disc, a heating module and a fan assembly, wherein the separating disc is installed in the cooking cavity, the cooking cavity is used for forming a cooking space to contain food materials, and the separating disc is used for separating the interior of the cooking cavity into a cooking cavity and an air inlet cavity along the vertical direction. The heating module is arranged in the heating cavity of the cooking cavity and used for heating the air flowing along the circulation path, then enabling the air to enter the air inlet cavity and enter the cooking cavity so as to heat food materials. The structure can heat the food materials by utilizing the circulating hot air so as to realize the baking and frying of the food materials. Simultaneously, this kind of air is fried pot, and the air after the heating enters into behind the air inlet intracavity, can be earlier through the vortex muscle to there is partial hot-blast can be blockked to return and toast the region below the vortex muscle, like this alright avoid the air because inertia and direct impact to the opposite side of air inlet direction, just so ensured the air fried pot to the homogeneity of eating the material heating, improved the culinary art effect.

In addition, the air fryer provided by the technical scheme of the utility model also has the following additional technical characteristics:

further, the air fryer also includes a housing, and the cooking cavity is mounted on the housing, for example, the cooking cavity may be a frying tub mounted on the housing, or the cooking cavity may be built into the housing.

In this technical scheme, the air fryer can be the side open structure, and at this moment, the culinary art cavity can specifically be for installing the fried bucket on the shell. The air fryer may also be of a construction similar to a microwave oven, with the cooking cavity itself being built into the outer shell of the air fryer. Of course, the air fryer can also be of an upper cover type structure, and the cooking cavity can be of an inner pot structure which can be separated from the shell, and can also be of a built-in cavity structure.

In a concrete scheme, be provided with the vortex muscle on the outer diapire of culinary art cavity. Through set up the vortex muscle on the outer diapire at culinary art cavity, can make the hot-blast even entering into culinary art cavity of heating the intracavity, remedy the not enough of current scheme unilateral air inlet. At this moment, the quantity of inlet air channel is a plurality of, and a plurality of inlet air channel can enter into the air inlet intracavity from different directions.

In another specific scheme, the outer bottom wall of the separating disc is provided with turbulence ribs. Through set up the vortex muscle on the outer diapire at the partition plate, can carry out the vortex to the gas that enters into the air inlet intracavity, avoid the air because inertia and direct impact to the opposite side of air inlet direction, just so ensured the homogeneity of air fryer to eating the material heating, improved the culinary art effect to the not enough of unilateral air inlet in the current scheme has been solved.

In another specific scheme, a turbulence rib is arranged on the inner bottom wall of the cooking cavity. Through set up the vortex muscle on the interior diapire at the culinary art cavity, can carry out the vortex to the gas that enters into the air inlet intracavity, avoid the air because inertia and direct impact to the opposite side of air inlet direction, just so ensured the homogeneity of air fryer to eating the material heating, improved the culinary art effect to the not enough of unilateral air inlet in the current scheme has been solved.

Furthermore, a turbulence rib is arranged on the inner bottom wall of the cooking cavity, and a gap is formed between the turbulence rib and the separating disc.

In this technical scheme, be provided with the clearance between vortex muscle and the partition plate for the air can pass through the vortex muscle earlier after getting into from inlet air channel like this, thereby has partial hot-blast can be blockked to return and toast the region below the vortex muscle, leaves the clearance between vortex muscle and the overware simultaneously, makes another part hot-blast can continue to strike the top through this clearance and heat the region above to.

Furthermore, the vortex rib is in the setting of predetermineeing the angle with the air inlet direction of culinary art cavity, predetermines angle more than or equal to 70 less than or equal to 120.

In this technical scheme, the vortex muscle sets up the direction and should roughly be perpendicular with the air inlet direction to can block the vortex to the air that enters into in the culinary art cavity, avoid the air to directly strike the opposite side of air inlet direction because inertia. The angles between the turbulence ribs and the air inlet direction can be set as required, but the included angle between the turbulence ribs and the air inlet direction is at least ensured to be larger than or equal to 70 degrees and smaller than or equal to 120 degrees. Wherein, air inlet channel is including setting up the air intake on the inside wall of culinary art cavity, and the air inlet direction of culinary art cavity is along the axial direction of air intake.

Further, the spoiler rib is approximately perpendicular to the air inlet direction of the cooking cavity, for example, the preset angle is greater than or equal to 80 degrees and less than or equal to 95 degrees.

In this technical scheme, the vortex muscle sets up with the air inlet direction of culinary art cavity is roughly perpendicular for the whole length of vortex muscle is shorter, and also can reduce the area of vortex muscle.

Furthermore, the turbulence ribs are strip-shaped ribs.

In this technical scheme, the vortex muscle is rectangular shape muscle, and the vortex muscle is not a plurality of solitary archs promptly, but rectangular shape, and the vortex effect that can make the vortex muscle like this is better.

Furthermore, the turbulence ribs are provided with protruding parts protruding towards the direction of the air inlet channel.

In this technical scheme, be provided with the bellying to the projecting direction of inlet air channel on the vortex muscle, make the middle part of vortex muscle can carry out the vortex to hot-blast in advance like this, both ends can postpone the vortex a little to homogeneity has the great range to promote around and around about. Specifically, air inlet channel is provided with the bellying to the direction of air intake is protruding including setting up the air intake on the inside wall of culinary art cavity on the vortex muscle.

On the basis of any one of the technical schemes, the separating plate is a baking tray.

In this technical scheme, the partition plate is the overware, and the overware is when using, directly falls into two upper and lower cavitys with the culinary art cavity promptly, has just so realized holding of eating the material through the overware, has played the effect of falling into two cavitys with the culinary art cavity through the overware again.

On the basis of the other technical scheme, the separating disc is a uniform heating disc, a plurality of air holes communicated with the cooking cavity and the air inlet cavity are distributed on the uniform heating disc, and the air holes are used for enabling air entering the cooking cavity to be uniformly distributed.

In the technical scheme, the even heating plate is specially arranged for separating the upper part and the lower part of the cooking cavity. In addition, even hot dish can also make the air of air inlet intracavity enter into the culinary art intracavity more evenly to can be in the comparatively even distribution of culinary art intracavity, just so can carry out the even heating to eating the material. This kind of air fryer, the air after the heating is through even hot dish and when entering into the culinary art chamber, can make the air get into from the position of difference for the hot-air that enters into the culinary art intracavity can be comparatively evenly to use on eating the material. Therefore, the uniformity of the air fryer for heating food materials is ensured, and the cooking effect is improved.

Furthermore, the air fryer also comprises a baking tray, and the baking tray can be directly placed on the uniform heating tray when in use.

On the basis of the technical scheme, the plurality of air holes are uniformly distributed on the uniform heating disc at intervals.

In the embodiment, the plurality of air holes are uniformly distributed at intervals, so that the air passing through the heat equalizing plate can uniformly enter the cooking cavity, and the air dispersion is realized. Furthermore, the plurality of air holes are distributed on the whole uniform heating plate, and the total area of the plurality of air holes accounts for more than half of the area of the whole uniform heating plate, so that the total area of the air holes can be ensured, and the air output is ensured.

On the basis of the technical scheme, the plurality of air holes are distributed on the uniform heating disc in a rectangular array mode, the uniform heating disc is provided with at least more than 3 air holes along the first direction, the air outlet area of all the air holes along the first direction is gradually reduced from two ends to the middle, and the first direction is one of the transverse direction of the uniform heating disc and the vertical direction of the uniform heating disc.

In this embodiment, a plurality of wind holes are the rectangular array and distribute on even hot dish, also be the setting of multiseriate multirow on even hot dish for a plurality of wind holes, this distribution mode, preferentially be applicable to rectangular dish structure, and the arrangement mode of this kind of wind hole can make even hot dish be comparatively even in four ascending air distribution of side all around for hot-air can disperse the different parts of eating the material uniformly, solved current scheme, hot-air gathers easily in the part of eating the material, lead to eating the material part excessive heating, the problem that partial heating is not enough, thereby the taste of eating the material after cooking has been guaranteed to the at utmost, user experience has been improved.

Furthermore, considering the influence of different air outlet positions, the air outlet area of the air holes in the transverse direction or the vertical direction can be gradually reduced from two ends to the middle, so that the opening areas of the air holes at two ends of the first direction are larger, the opening area of the air holes in the middle is smaller, and the air outlet uniformity in the first direction is ensured.

Furthermore, at least more than 3 air holes are formed in the soaking plate along the second direction, the air outlet area of all the air holes along the second direction is gradually reduced from one end to the other end, and the second direction is the other one of the transverse direction of the soaking plate and the vertical direction of the soaking plate.

In this embodiment, in consideration of the influence of the wind outlet position, the wind outlet area of the wind holes in the second direction, for example, the vertical direction, may be gradually reduced from one end to the other end, for example, from front to back, so as to ensure the uniformity of the wind outlet in the second direction.

In another technical scheme, a plurality of wind holes are distributed on a plurality of concentric circles taking the center of the heat equalizing disc as the center of a circle, namely in the scheme, the plurality of wind holes are distributed on the heat equalizing disc in a circular array.

Further, the air outlet area of the air holes closer to the circle center is smaller, and further, the air holes on the multiple concentric circles are arc-shaped holes or circle center holes.

Certainly, in other technical schemes, the plurality of air holes can be considered to be distributed in a shape like a Chinese character 'mi' on the uniform heating disk or to be radiated and distributed around by taking the center of the uniform heating disk as the center of a circle. The distance between the plurality of air holes can be changed according to the position, for example, the distance between the air holes at the middle part of the uniform heat plate is set to be smaller, and the distance between the air holes at the edge of the uniform heat plate is set to be larger. In short, the arrangement form of the air holes on the uniform heating plate can be various, as long as the effect that the air entering the cooking cavity can be uniformly distributed can be achieved.

Wherein, a plurality of wind holes include one or more in circular port, waist shape hole, rectangular shape, quad slit, the elliptical aperture. In the present application, the shape of the wind holes may be set as required, and may be a triangle, other regular polygon, or the like, in addition to the above-mentioned shapes.

Further, when the plurality of air holes comprise a circular hole, the diameter of the circular hole is 0.5mm-20 mm. Therefore, the problem that the air outlet distribution is too concentrated is avoided.

Further, when the plurality of air holes comprise the waist-shaped holes, the width of the waist-shaped holes is 1mm-20 mm. Therefore, the problem that the air outlet distribution is too concentrated is avoided.

On the basis of any one of the technical schemes, the uniform heat plate is arranged in the cooking cavity along the transverse direction of the cooking cavity, and the cooking cavity and the air inlet cavity are arranged along the vertical direction.

In this embodiment, even horizontal installation of hot plate can separate into two cavitys with the inner space of culinary art cavity along upper and lower direction, cooks the chamber and advances the air inlet chamber promptly, just so makes the wind energy of air inlet intracavity enough circulate in the culinary art cavity along upper and lower direction, and this kind of setting relatively does benefit to the edible material through the overware heating for the air can pass edible material along upper and lower direction, and realizes heating to edible material. Certainly, in other schemes, the even heat dish also can be vertically installed to the inner space along separating into two and controlling the cavity with culinary art cavity, this kind of setting relatively does benefit to the longer and vertical edible material processing of putting of heating edible material.

On the basis of any technical scheme, the heating module is positioned below the bottom of the cooking cavity; the fan assembly is located to a side of the cooking cavity, such as the left or right side.

In these technical schemes, the heating module is installed at the bottom of the cooking cavity, so that the distance from hot air to the air inlet cavity can be reduced, and the energy loss of hot air in the flowing process can be avoided. And the fan subassembly is located one side of culinary art cavity, can reduce the return air distance, makes the air after the heating edible material can circulate fast and get back to in the wind channel. The structure enables the layout of the whole structure to be reasonable, optimizes the circular flow of air and ensures the heating efficiency of products.

On the basis of any one of the above technical scheme, the air fryer further comprises a volute, wherein an air return channel is formed in the volute, the fan assembly is installed in the volute, the outlet of the volute is communicated with the heating cavity, and the inlet of the volute is communicated with the cooking cavity.

In this embodiment, through set up the volute outside fan unit spare, usable volute forms return air passageway to effectively guide the air, ensure the high-efficient circulation of hot-air.

On the basis of any one of the technical schemes, the heating device is a hot pipe disc. The heating area of the heat pipe disc is large, so that the contact area of the heating device and air can be increased, and the heating efficiency is improved. In addition, the heat pipe plate is a relatively common heating structure, so that the cost of the product can be reduced by arranging the heating device in the form of the heat pipe plate.

Furthermore, the middle part of the heat pipe coil is of a hollow structure, and a gap is also arranged between two adjacent circles of heat pipes of the heat pipe coil. Furthermore, the communicating opening of the air return channel and the heating cavity is positioned below the hot coil pipe, and the air entering the heating cavity through the air return channel passes through the hot coil pipe from bottom to top. The contact area of air and heat pipe coil can be increased by the arrangement, and the heating efficiency of the heat pipe coil to the air is improved.

Of course, in another embodiment, the heating device may be one or more heat pipes individually. Alternatively, the heating device may be an electromagnetic heating device or the like. In practice, the form of the heating device can be set according to actual needs, and is not limited to the structure mentioned in the present application.

On the basis of any one of the above technical schemes, the inlet section of the volute is provided with a flow guide partition plate.

In these technical scheme, can further guide the air through set up the water conservancy diversion division board at the entry section of volute to make it can follow the quick volute that gets back to of predetermined orbit, in order to carry out next circulation flow.

Furthermore, the inlet section of the volute is communicated with the middle upper part of the cooking cavity, the inlet section of the volute is divided into two channels by the flow guide division plate along the up-down direction, wherein the upper channel is used for returning air at the position, close to the top, of the cooking cavity, and the lower channel is used for returning air at the lower half part of the cooking cavity. When concrete design, the intercommunication position of the entry section that can rationally set up the volute and culinary art chamber makes the air after eating the material can be fast from the lower passageway backward flow to reduce the air that flows to culinary art chamber top.

In a specific scheme, the air inlet channel is positioned on the same side of the heating cavity and the air inlet cavity, and the fan assembly is positioned on the other side of the heating cavity and the air inlet cavity. The inlet section of the volute is provided with a flow guide partition plate. The inlet section of the volute is communicated with the middle upper part of the cooking cavity, the guide division plate divides the inlet section of the volute into two channels along the vertical direction, wherein the upper channel is used for refluxing the air of the cooking cavity close to the top, and the lower channel is used for refluxing the air of the lower half part of the cooking cavity.

In this embodiment, the fan assembly and air intake channel are generally located on opposite sides of the cooking chamber due to the air fryer limitations. At this moment, set up the water conservancy diversion division board through setting up at the volute entrance and can also make the air alright follow the lower passageway backward flow before flowing to the top, specifically speaking, because the existence of lower passageway, the air that the volute one side was kept away from to the cooking chamber can be down the slope of the direction that is close to the volute under the effect of lower passageway, then realize the backward flow by the lower passageway, and can not directly flow to the top of cooking chamber under the inertia effect, just so adjusted the flow path of hot-air in the cooking chamber, thereby the circulation efficiency of air can be accelerated on the one hand, on the other hand makes more hot-air can flow through the heating of eating the edible material of the surface completion of volute side, just so compensatied the easy not enough problem of heating of eating the material of volute side.

Further, the fan assembly is a cross-flow fan, the volute is provided with a volute tongue, and the volute tongue is used for guiding the wind exhausted by the cross-flow fan to the outlet of the volute.

In this embodiment, the flow direction of the air can be further accurately guided by providing the vortex tongue, so as to improve the outlet air heating efficiency. Of course, in other solutions, the fan assembly may also be a centrifugal fan.

Furthermore, the blades of the cross-flow fan are Y-shaped blades or similar Y-shaped blades, the long sections of the Y-shaped blades or similar Y-shaped blades are 3mm-30mm, and the short sections of the Y-shaped blades or similar Y-shaped blades are 2mm-28 mm.

The Y-shaped or Y-like fan blade can be regarded as being composed of two sections of the left side and the right side, namely, the left side of the upper part of the Y-shaped fan blade and the vertical bar of the lower part of the Y-shaped fan blade form a whole which is a section, namely, the long section of the fan blade, and the right side of the upper part of the Y-shaped fan blade is a section, namely, the short section of the fan blade.

On the basis of any one of the above technical schemes, the air fryer further comprises: the baking tray can be placed in the cooking cavity to bear food materials to be processed, and at least one ventilation hole is formed in the baking tray.

In these technical schemes, the food material to be cooked can be put into the cooking cavity of the cooking cavity through the baking tray, and certainly, other components for holding the food material can be provided for the air fryer, such as a frying basket, a barbecue grill and the like. And the vent holes are arranged on the baking tray, so that hot air can pass through the baking tray from the vent holes and enter the other side of the baking tray. Compared with the scheme that the vent holes are not formed in the baking tray, the arrangement can improve the heating efficiency of hot air on food materials.

Furthermore, the baking tray is arranged above the uniform heating tray. Namely, the uniform heating plate mainly heats the baking tray from the bottom.

Furthermore, the baking tray and the uniform heating tray are arranged in parallel. Therefore, the wind discharged by the uniform heating plate can fully heat the food materials at the bottom of the baking tray or on the front of the baking tray.

On the basis of any one of the technical schemes, the heat equalizing disc can be detachably arranged in the cooking cavity. The uniform heating plate can be conveniently maintained and replaced by disassembling the uniform heating plate, and the uniform heating plate is convenient to clean. In addition, under the condition that the bottom of the cooking cavity can be opened, the even heating plate and the cooking cavity can also be of an integrated structure, such as being welded into a whole or integrally machined and formed.

On the basis of any one of the above technical schemes, the fan assembly comprises a motor, the motor is a bidirectional motor, when the motor rotates along a first direction, hot air flows along a preset direction, and when the motor rotates along another direction, the hot air flows reversely. Specifically, when the motor rotates forwards, air in the return air channel enters the cooking cavity through the return air channel outlet, the heating cavity and the air inlet cavity in sequence and returns to the return air channel through the cooking cavity and the return air channel return air inlet, and when the motor rotates backwards, air in the return air channel enters the cooking cavity through the return air channel return air inlet and returns to the return air channel through the air inlet cavity, the heating cavity and the return air channel outlet in sequence.

In these technical scheme, the motor is two-way motor, and the motor can corotation promptly, also can the reversal, and just reversing through the motor can change the wind direction in the culinary art cavity for the air can be followed the two sides of eating the material and heated the edible material. In the specific embodiment, the working mode of the motor can be reasonably set so as to enable the motor to rotate forwards and backwards alternately, so that the uniformity of heating the food materials can be ensured, and the taste of the food materials is ensured.

Furthermore, the motor is a bidirectional motor, and a volute is arranged outside the fan assembly. This kind of setting combines two-way motor and volute to use together, can guarantee that the motor all has sufficient amount of wind when just reversing, alright avoid eating the inhomogeneous problem of two-sided culinary art of material like this.

On the basis of any one of the above technical schemes, the air fryer further comprises: the storage device is internally stored with a self-cleaning program; and the processor is connected with the heating device and the fan assembly, and can carry out self-cleaning on the cooking cavity when the processor executes a self-cleaning program.

In these technical scheme, the air fryer has the automatically cleaning mode, uses a period of time at the product after, can start the automatically cleaning mode to make the air fryer accomplish the degree of depth by oneself clean, avoid the product after using for a long time, the greasy dirt in the wind channel, in the heating chamber etc. is remained.

On the basis of any one technical scheme, the number of the uniform heating disks is two or more. And two or more than two even heating plates are arranged in the cooking cavity at intervals.

On the basis of any one of the above technical schemes, the cooking cavity and the shell are in a separable design, and the cooking cavity can be separated from the shell in the radial direction or the axial direction. The air fryer here is similar to a side-draw configuration. Of course, the cooking cavity of the air fryer can also be drawn out from the top, and the air fryer is of a structure similar to an electric rice cooker.

On the basis of any one of the above technical solutions, the heating module is disposed in the housing and located at the bottom of the cooking cavity, and of course, the heating module may also be located at the bottom and the side of the cooking cavity. The position of the heating module can be adjusted according to the heating mode.

Additional aspects and advantages of the utility model 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 utility model.

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 view of a portion of an air fryer provided in accordance with one embodiment of the present invention;

FIG. 2 is another schematic structural view of an air fryer provided in accordance with an embodiment of the present invention;

FIG. 3 is a schematic view of a soaking pan of an air fryer in accordance with one embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:

the device comprises a frying barrel 1, turbulence ribs 10, a boss 102, a uniform heating plate 12, air holes 122, an air inlet cavity 14, a cooking cavity 16, a heating module 2, a heating cavity 22, a heating device 24, a fan assembly 3, a volute shell 4, a volute tongue 42, a diversion partition plate 44, a baking tray 5 and an air inlet channel 6.

Detailed Description

So that the manner in which the above recited objects, features and advantages of the present invention can be understood in detail, a more particular description of the utility model, briefly summarized above, may be had by reference to the embodiments thereof which are illustrated in the appended drawings. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

An air fryer provided according to some embodiments of the present invention is described below with reference to fig. 1-3.

Air fryers come in a wide variety of forms, such as open-ended with a fry vat or similar microwave oven construction. The cooking cavity of the air fryer is different according to the structure of the air fryer, for example, the cooking cavity is a frying barrel which is arranged on the shell and can be separated from the shell, and the difference is that the cooking cavity is of a side-opening structure with the frying barrel. Whereas for an air fryer of a microwave-like construction, the cooking cavity itself is built into the outer shell of the air fryer. For the air fryer with the upper cover type structure, the cooking cavity is of an inner pot structure and can also be of a built-in cavity structure. The air fryer provided herein will be described in greater detail below with reference to an air fryer having a fry vat and an air fryer having a similar microwave oven configuration, respectively.

As shown in fig. 1 and 3, embodiment 1 of the present invention provides an air fryer comprising: the device comprises a shell, a frying barrel 1, a baking tray 5 (serving as a separating tray), a heating module 2 and a fan assembly 3. Wherein the frying tub 1 is mounted on the casing so as to be extractable from a side portion of the casing. The baking tray 5 is arranged in the frying barrel 1 and divides the interior of the frying barrel 1 into a cooking cavity 16 and an air inlet cavity 14 along the up-down direction, and a plurality of air holes communicated with the cooking cavity 16 and the air inlet cavity 14 are distributed on the baking tray 5. The heating module 2 is arranged corresponding to the frying barrel and used for heating the frying barrel 1, the heating module 2 comprises a heating cavity 22 and a heating device 24 arranged in the heating cavity 22, an air inlet channel 6 is arranged between the heating cavity 22 and the air inlet cavity 14, and an air return channel is arranged between the cooking cavity 16 and the heating cavity 22. The fan assembly 3 is disposed within the return air path or within the heating chamber 22. The inner bottom wall of the frying barrel 1 is provided with a turbulence rib 10.

According to the embodiment of the utility model, the air fryer comprises a frying barrel 1, a baking tray 5 installed in the frying barrel 1, a heating module 2 and a fan assembly 3, wherein the frying barrel 1 is used for forming a cooking space to contain food materials, and the baking tray 5 is used for dividing the interior of the frying barrel 1 into a cooking cavity 16 and an air inlet cavity 14 along the up-down direction. The fan assembly 3 is used for circulating air along the route of the heating cavity 22-the air inlet channel 6-the frying barrel 1-the air return channel-the heating cavity 22, and the heating module 2 is installed in the heating cavity 22 of the frying barrel 1 and used for heating the circulated air, then enabling the circulated air to enter the air inlet cavity 14 and then enter the cooking cavity 16 to heat food materials. The structure can heat the food materials by utilizing the circulating hot air so as to realize the baking and frying of the food materials. Meanwhile, according to the air fryer, heated air enters the air inlet cavity 14 and then passes through the turbulence ribs 10, so that part of hot air can be blocked to bake the area below the turbulence ribs 10, the air can be prevented from directly impacting the other side of the air inlet direction due to inertia, the uniformity of the air fryer for heating food materials is ensured, and the cooking effect is improved.

Furthermore, a gap is arranged between the turbulence rib 10 and the baking tray 5.

In this embodiment, a gap is provided between the turbulence rib 10 and the baking tray 5, so that air can firstly pass through the turbulence rib 10 after entering from the air inlet channel 6, and thus partial hot air can be blocked to bake the area below the turbulence rib 10, and meanwhile, a gap is left between the turbulence rib 10 and the baking tray 5, so that the other part of hot air can continuously impact the top through the gap to heat the area above the top.

Further, the turbulence ribs 10 and the air inlet direction of the frying barrel 1 are arranged at a preset angle, and the preset angle is more than or equal to 70 degrees and less than or equal to 120 degrees.

In this embodiment, the arrangement direction of the turbulence rib 10 should be substantially perpendicular to the air inlet direction, so that the air entering the frying barrel 1 can be blocked from turbulence, and the air is prevented from directly impacting the other side of the air inlet direction due to inertia. The angle between the turbulent flow rib 10 and the air inlet direction can be set according to the requirement, but at least the included angle between the turbulent flow rib and the air inlet direction is ensured to be larger than or equal to 70 degrees and smaller than or equal to 120 degrees.

Further, the turbulence rib 10 is approximately vertical to the air inlet direction of the frying barrel 1.

In this embodiment, the vortex rib 10 is approximately perpendicular setting with the air inlet direction of frying bucket 1 for the whole length of vortex rib 10 is shorter, and also can reduce the area of vortex rib 10.

Furthermore, the spoiler 10 is provided with a protrusion 102 protruding or protruding in the direction of the air intake channel 6.

In this embodiment, the turbulence rib 10 is provided with the protruding or convex protruding portion 102 protruding toward the air inlet channel 6, so that the middle portion of the turbulence rib 10 can disturb hot air in advance, and both ends can delay turbulence slightly, thereby improving the left and right and front and rear uniformity by a large margin.

In the technical scheme, the even heating plate is specially arranged for separating the upper part and the lower part of the frying barrel. In addition, even hot dish can also make the air of air inlet intracavity enter into the culinary art intracavity more evenly to can be in the comparatively even distribution of culinary art intracavity, just so can carry out the even heating to eating the material. This kind of air fryer, the air after the heating is through even hot dish and when entering into the culinary art chamber, can make the air get into from the position of difference for the hot-air that enters into the culinary art intracavity can be comparatively evenly to use on eating the material. Therefore, the uniformity of the air fryer for heating food materials is ensured, and the cooking effect is improved.

Embodiment 2 of the present invention provides an air fryer having the same drawings as fig. 1 and 3 except that a heat leveling plate 12 of fig. 3 is further installed below the position of the grill plate 5. Specifically, the air fryer includes a housing, a fry vat 1, a hot evening tray 12, a heating module 2 and a fan assembly 3. Wherein, fried bucket 1 can place separately and install on the shell, and even hot dish 12 is installed in fried bucket 1 to with fried bucket 1 internal partitioning become culinary art chamber 16 and air inlet chamber 14, distribute on the even hot dish 12 and have a plurality of wind holes 122 that communicate culinary art chamber 16 and air inlet chamber 14, a plurality of wind holes 122 are used for making the air evenly distributed who enters into culinary art chamber 16. The heating module 2 is arranged corresponding to the frying barrel 1 and used for heating the frying barrel 1, the heating module 2 comprises a heating cavity 22 and a heating device 24 arranged in the heating cavity 22, an air inlet channel 6 is arranged between the heating cavity 22 and the air inlet cavity 14, and an air return channel is arranged between the cooking cavity 16 and the heating cavity 22. The fan assembly 3 is arranged in the return air channel or in the heating cavity 22; the inner bottom wall of the frying barrel 1 is provided with a turbulent rib 10.

According to the embodiment of the utility model, the air fryer comprises a shell, a frying barrel 1, a heat evening disc 12 installed in the frying barrel 1, a heating module 2 and a fan assembly 3, wherein the frying barrel 1 is used for forming a cooking space for containing food materials, and the heat evening disc 12 is used for enabling air in an air inlet cavity 14 to enter the cooking cavity 16 more uniformly, so that the air can be distributed in the cooking cavity 16 more uniformly, and the food materials can be heated uniformly. The fan assembly 3 is used for circulating air along the route of the heating cavity 22-the air inlet channel 6-the frying barrel 1-the air return channel-the heating cavity 22, and the heating module 2 is installed in the heating cavity 22 of the frying barrel 1 and used for heating the circulated air, then enabling the circulated air to enter the air inlet cavity 14 and then enter the cooking cavity 16 to heat food materials. The structure can heat the food materials by utilizing the circulating hot air so as to realize the baking and frying of the food materials. Meanwhile, according to the air fryer, when heated air enters the cooking cavity 16 through the uniform heating plate 12, the air can enter from different positions, and the hot air entering the cooking cavity 16 can be uniformly applied to food materials. Therefore, the uniformity of the air fryer for heating food materials is ensured, and the cooking effect is improved. Simultaneously, this kind of structure, the air after the heating enters into air inlet chamber 14 back, can pass through vortex muscle 10 earlier to have partial hot-blast can be blockked back to toast the region below vortex muscle 10, alright avoid the air directly to strike the opposite side of air inlet direction because inertia like this, just so ensured the homogeneity of air fryer to eating the material heating, improved the culinary art effect.

Further, a gap is arranged between the turbulence rib 10 and the uniform heat plate 12.

In this embodiment, be provided with the clearance between vortex muscle 10 and the even hot dish 12, make like this that the air can pass through vortex muscle 10 earlier after getting into from inlet air channel 6 to some hot-blastly can be blocked and return and toast the region below vortex muscle 10, leave the clearance between vortex muscle 10 and the even hot dish 12 simultaneously, make another part hot-blastly can continue to strike the top through this clearance and heat the region above.

In this embodiment, the arrangement direction of the turbulence rib 10 should be substantially perpendicular to the air inlet direction, so that the air entering the frying barrel 1 can be blocked from turbulence, and the air is prevented from directly impacting the other side of the air inlet direction due to inertia. The angle between the turbulent flow rib 10 and the air inlet direction can be set as required, but at least the included angle between the turbulent flow rib 10 and the air inlet direction is ensured to be larger than or equal to 70 degrees and smaller than or equal to 120 degrees.

Further, the turbulence ribs 10 are arranged approximately perpendicular to the air inlet direction of the frying barrel 1.

Further, the spoiler rib 10 is a strip-shaped rib.

In this embodiment, the spoiler rib 10 is a strip-shaped rib, that is, the spoiler rib 10 is not a plurality of independent protrusions but a strip-shaped rib, so that the spoiler effect of the spoiler rib 10 is better.

Further, the spoiler 10 is provided with a protrusion 102 protruding in the direction of the air intake passage 6.

In this embodiment, be provided with the bellying 102 that is protruding to the direction of inlet air channel 6 on the vortex muscle 10, make the middle part of vortex muscle 10 can carry out the vortex to hot-blast in advance like this, both ends can postpone the vortex a little to there is great range promotion to the homogeneity about and around to.

In one embodiment, as shown in FIG. 1, heating module 2 is located at the bottom of frying vat 1; the fan assembly 3 is installed on the left or right side of the frying barrel 1, and the air inlet chamber 14 is positioned below the cooking chamber 16.

In this embodiment, the heating module 2 is located at the bottom of the frying barrel 1, and the air inlet chamber 14 is located below the cooking chamber 16, so that the distance from the hot air to the air inlet chamber 14 can be reduced, and the energy loss of the hot air in the flowing process can be avoided. And the fan assembly 3 is positioned on one side of the frying barrel 1, so that the air return distance can be reduced, and the air after the food materials are heated can be quickly circulated back to the air channel. The structure enables the layout of the whole structure to be reasonable, optimizes the circular flow of air and ensures the heating efficiency of products.

In another embodiment, the heating module 2 is located below the bottom of the frying tub 1; the fan assembly 3 is installed on the left or right side of the frying barrel 1, and the air inlet chamber 14 is positioned above the cooking chamber 16.

In this embodiment, the heating module 2 is located at the bottom of the frying pan 1 and the air intake chamber 14 is located above the cooking chamber 16 so that heated air can exit the top of the cooking chamber 16.

In this embodiment, the air heated by the heating module 2 can be guided to the top of the frying tub 1 through an additional connecting pipe or a communication groove, so that the heated hot air can be discharged from the top of the frying tub 1 through the heat-homogenizing plate 12, and the food can be directly heated from the upper surface of the food.

In a third embodiment, the heating module 2 is mounted below the bottom of the frying pan 1. The fan assembly 3 is installed on the left side or the right side of the frying barrel 1, the number of the air inlet cavities 14 is two, the two air inlet cavities 14 are communicated with the cooking cavity 16, and a return air channel is arranged between the two air inlet cavities 14 and the cooking cavity 16. The return air channel is formed by a volute.

In this embodiment, an air inlet chamber 14 is disposed on both the upper and lower sides of the cooking chamber 16, that is, two uniform heat dishes 12 are disposed in the frying barrel 1 at intervals, so that the upper air outlet and the lower air outlet can be realized at the same time, and two sides of the food can be cooked at the same time, thereby further ensuring the uniformity of the food cooking and improving the taste of the food after the food cooking. And this kind of structure, because the edible material can cook simultaneously on two sides, consequently, can also shorten the culinary art time of edible material, and in the culinary art process, also need not the user to eat the material and turn over, therefore still can simplify user's operation, improve user experience.

In the fourth embodiment, both the heating module 2 and the fan assembly 3 are located below the bottom of the fry vat 1.

In the embodiment, the heating module 2 and the fan assembly 3 are both positioned below the bottom of the frying barrel 1, so that the transverse width of the air fryer can be reduced, the height space is fully utilized, the floor area of the air fryer is reduced, and the installation space of the air fryer is saved.

In the fifth embodiment, the heating module 2 and the fan assembly 3 are installed on the left or right side of the frying pan 1.

In this embodiment, the heating module 2 and the fan assembly 3 are both mounted on the side of the frying pan 1, which facilitates heat dissipation from the heating module 2 and the fan assembly 3.

Of course, in the actual process, it is also considered that the heating module 2 and the fan assembly 3 are respectively installed at the upper side and the lower side of the frying barrel 1, or the heating module 2 and the fan assembly 3 are respectively installed at the left side and the right side of the frying barrel 1.

In a third embodiment of the present application, an air fryer is provided comprising a housing, a cooking cavity, a soaking pan 12, a heating module 2 and a fan assembly 3. Wherein, the cooking cavity is arranged in the shell and designed inseparably from the shell, the even heating plate 12 is arranged in the cooking cavity along the vertical direction and divides the inside of the cooking cavity into a cooking cavity 16 and an air inlet cavity 14 along the left and right direction, and the even heating plate 12 is used as a separating plate at the moment. The heating modules 2 are located at the left and right sides of the cooking cavity. The fan assembly 3 is mounted at the bottom of the cooking cavity. Specifically, the method comprises the following steps: the heating module 2 comprises a heating chamber 22 and a heating device 24 arranged in the heating chamber 22, the heating device 24 being used for heating air in the heating chamber 22. An air inlet channel 6 is arranged between the heating cavity 22 and the air inlet cavity 14, and air heated in the heating cavity 22 can enter the air inlet cavity 14 through the air inlet channel 6 and then flow from the air inlet cavity 14 to the cooking cavity 16 through the heat-homogenizing plate 12. An air return channel is arranged between the cooking cavity 16 and the heating cavity 22, and air heated by food materials in the cooking cavity 16 can enter the heating cavity 22 through the air return channel and then is heated by the heating device 24 in the heating cavity 22 again, so that one circulation of the air can be completed. The fan assembly 3 is arranged in the return air channel. The inner bottom wall of the cooking cavity is provided with turbulence ribs 10. The air after the heating enters into the air inlet chamber 14 in the back, can pass through vortex muscle 10 earlier to there is partial hot-blast can be blockked back to toast the region below vortex muscle 10, alright avoid the air directly to strike the opposite side of air inlet direction because inertia like this, just so ensured the air fried pot to the homogeneity of eating the material heating, improved the culinary art effect.

In a fourth embodiment of the present application, the air fryer is constructed as in embodiments 1 and 2 except that the fan assembly 3 is disposed within the heating cavity 22.

That is, in this embodiment, the soaking tray 12 is vertically installed in the frying tub 1, and the food material is blown in a transverse direction in the heating chamber 22 after passing through the air inlet chamber 14. Other configurations of the air fryer can be found in the first embodiment and will not be described herein.

In any of the above embodiments, as shown in fig. 3, the plurality of air holes 122 are evenly spaced on the soaking plate 12.

In this embodiment, the plurality of air holes 122 are evenly spaced to enable the air passing through the heat spreader 12 to enter the cooking cavity 16 evenly, thereby achieving air dispersion. Furthermore, the plurality of air holes 122 are distributed on the whole heat uniforming plate 12, and the total area of the plurality of air holes 122 occupies more than half of the area of the whole heat uniforming plate 12, so that the total area of the air holes 122 can be ensured, and the air output can be ensured.

For the scheme that a plurality of air holes 122 are uniformly distributed on the uniform heat disk 12 at intervals, the application provides the following three specific embodiments:

detailed description of the preferred embodiment

As shown in fig. 3, the plurality of air holes 122 are distributed in a rectangular array on the soaking plate 12, at least more than 3 air holes 122 are arranged in the horizontal direction of the soaking plate 12, and the air outlet area of all the air holes 122 in the horizontal direction gradually decreases from the two ends to the middle.

In this embodiment, the plurality of air holes 122 are distributed in a rectangular array on the soaking plate 12, that is, the plurality of air holes 122 are arranged in multiple rows and columns on the soaking plate 12, this distribution mode is preferentially suitable for the rectangular plate structure, and the arrangement mode of the air holes 122 can make the air volume distribution of the soaking plate 12 in four directions, front, back, left and right, more uniform, so that the hot air can be uniformly dispersed to different parts of the food material, the problems of excessive heating and insufficient heating of parts of the food material due to the fact that the hot air is easily gathered at the local part of the food material in the prior art are solved, and the taste of the food material after cooking is ensured to the maximum extent, and the user experience is improved.

Furthermore, considering the influence of different air outlet positions, the air outlet area of the air holes 122 in the transverse direction or the vertical direction can be gradually reduced from the two ends to the middle, so that the opening areas of the air holes 122 at the two ends in the first direction are larger, the opening area of the air holes 122 in the middle is smaller, and the air outlet uniformity in the transverse direction is ensured.

Further, as shown in fig. 3, at least more than 3 air holes 122 are arranged on the heat equalizing disc 12 along the vertical direction, and the air outlet area of all the air holes 122 along the vertical direction is gradually reduced from one end to the other end.

In this embodiment, the air outlet area of the air holes 122 in the second direction, for example, the vertical direction, may be gradually decreased from one end to the other end, for example, from front to back, in consideration of the influence of the air outlet position, so as to ensure the uniformity of the air outlet in the second direction.

In a variation of the first embodiment: the plurality of air holes 122 are distributed in a rectangular array on the uniform heat plate 12, at least more than 3 air holes 122 are arranged in the uniform heat plate 12 along the vertical direction, and the air outlet area of all the air holes 122 along the vertical direction is gradually reduced from two ends to the middle. At least more than 3 air holes 122 are arranged on the heat equalizing disc 12 along the transverse direction, and the air outlet area of all the air holes 122 along the transverse direction is gradually reduced from one end to the other end.

The second embodiment is as follows: the plurality of air holes 122 are distributed on a plurality of concentric circles with the center of the thermal distribution plate 12 as the center, that is, in this scheme, the plurality of air holes 122 are distributed on the thermal distribution plate 12 in a circular array.

Further, the air outlet area of the air holes 122 closer to the center of the circle is smaller, and further, the air holes 122 on the plurality of concentric circles are arc-shaped holes or center holes.

The third concrete embodiment: the plurality of air holes 122 are distributed on the even heat plate 12 in a shape of Chinese character mi.

In another embodiment, the spacing between the plurality of air holes 122 is varied as appropriate according to the location, i.e., the plurality of air holes 122 are not evenly spaced on the thermal distribution plate 12. Specifically, the method comprises the following steps: the distance between the wind holes 122 at the middle part of the heat uniforming plate 12 is smaller, and the distance between the wind holes 122 at the edge of the heat uniforming plate 12 is larger.

Of course, the arrangement of the air holes 122 on the heat distribution plate 12 may be various, as long as the effect of uniformly distributing the air entering into the cooking cavity 16 can be achieved, and is not limited to the above-mentioned three specific embodiments.

In any of the above embodiments, the plurality of air holes 122 includes one or more of a circular hole, a kidney-shaped hole, a strip, a square hole, and an elliptical hole. In the present application, the shape of the wind holes 122 may be set as required, and may be a triangle, other regular polygon, or the like, in addition to the above-mentioned shapes.

In one specific embodiment, as shown in FIG. 3, each of the plurality of air holes 122 is a circular hole, and the diameter of the circular hole is 0.5mm-20 mm.

In another specific embodiment, the plurality of wind holes 122 are all waist-shaped holes, and the width of the waist-shaped holes is 1mm-20 mm. Therefore, the problem that the air outlet distribution is too concentrated is avoided because the area of a single air hole 122 is too large.

In a third specific embodiment, the plurality of air holes 122 are a combination of circular holes and kidney-shaped holes, wherein the kidney-shaped holes have a width of 1mm to 20 mm. The diameter of the circular hole is 0.5mm-20 mm. In the specific design, a plurality of circular holes with smaller opening areas can be arranged in the middle of the uniform heat plate 12, and a plurality of kidney-shaped holes with smaller opening areas are arranged around the uniform heat plate 12. That is, in the present application, besides adjusting the uniformity between different air outlet positions according to the opening area and the distance of the air holes 122, the holes with different shapes can be arranged at different air outlet positions, so as to ensure the uniformity of air outlet at each position through the holes with different shapes.

In addition to any of the above embodiments, as shown in FIG. 1, the air fryer also includes a volute 4. A return air channel is formed in the volute 4. The fan assembly 3 is mounted within the volute 4 with the outlet of the volute 4 communicating with the heating chamber 22 and the inlet of the volute 4 communicating with the cooking chamber 16.

In this embodiment, by providing the scroll 4 outside the fan assembly 3, the return air passage can be formed by the scroll 4 to effectively guide the air and ensure efficient circulation of the hot air.

On the basis of any of the above embodiments, as shown in fig. 1, the inlet section of the volute 4 is provided with a flow guiding partition plate 44.

In these embodiments, the air can be further guided by providing the flow guiding partition plate 44 at the inlet section of the scroll 4, so that the air can quickly return to the scroll 4 along a preset track for the next circulation flow.

Further, the inlet section of the scroll 4 communicates with the middle upper portion of the cooking chamber 16, and the guide partition plate 44 partitions the inlet section of the scroll 4 into two passages in the up-down direction. Wherein the upper channel is used for returning air in the cooking chamber 16 near the top and the lower channel is used for returning air in the lower half of the cooking chamber 16. When specifically designing, the intercommunication position of the entry section that can rationally set up volute 4 and culinary art chamber 16 makes the air after eating the material can be fast from the lower passageway backward flow to reduce the air that flows to the top of culinary art chamber 16.

In one embodiment, as shown in fig. 1, the air intake duct 6 is located on the same side of the heating cavity 22 as the air intake cavity 14, and the fan assembly 3 is located on the other side of the heating cavity 22 as the air intake cavity 14. The inlet section of the scroll 4 is provided with a guide partition plate 44. The inlet section of the scroll 4 is communicated with the middle upper part of the cooking cavity 16, and the guide division plate 44 divides the inlet section of the scroll 4 into two passages in the up-down direction, wherein the upper passage is used for returning air at the position close to the top of the cooking cavity 16, and the lower passage is used for returning air at the lower half part of the cooking cavity 16.

In this embodiment, the fan assembly 3 and air intake channel 6 are generally located on opposite sides of the fry vat 1 due to air fryer limitations. At this time, it is also possible to make the air flow backward from the lower passage before flowing to the top by providing the flow guide partition plate 44 at the inlet section of the scroll 4. Specifically, due to the existence of the lower channel, the air in the cooking cavity 16 far away from the side of the scroll 4 inclines towards the direction close to the scroll 4 under the action of the lower channel, then the backflow is realized by the lower channel, and the air cannot directly flow to the top of the cooking cavity 16 under the action of inertia, so that the flow path of the hot air in the cooking cavity 16 is adjusted, the circulation efficiency of the air can be accelerated on the one hand, on the other hand, more hot air can flow through the surface of the food material on the scroll side to complete the heating of the food material, and the problem that the food material on the scroll side is easy to be insufficiently heated is solved.

Further, the fan assembly 3 is a cross-flow fan, and the scroll 4 is provided with a scroll tongue 42, and the scroll tongue 42 is used for guiding the wind discharged from the cross-flow fan to the outlet of the scroll 4.

In this embodiment, the flow direction of the air can be further accurately guided by providing the vortex tongue 42, so as to improve the outlet air heating efficiency.

Furthermore, the blades of the cross-flow fan are Y-shaped blades, the long sections of the blades are 3mm-30mm, and the short sections of the blades are 2mm-28 mm.

The Y-shaped or Y-like blade can be regarded as being composed of two sections on the left and right sides, as shown in fig. 1, that is, the left side of the upper part of the Y-shape and the vertical bar of the lower part form a whole which is a section, that is, the long section of the blade, and the right side of the upper part of the Y-shape is another section, that is, the short section of the blade.

In one embodiment, the fan assembly 3 is a centrifugal fan and the volute is of a structure without a volute tongue.

In one embodiment, an air intake passage 6 is provided between a central position of the heating chamber 22 and a central position of the air intake chamber 14. The air inlet channel 6 is arranged at the middle position of the heating cavity 22 and the middle position of the air inlet cavity 14, so that hot air in the heating cavity 22 can be dispersed along the left side and the right side after entering the air inlet cavity 14, and can be more uniformly distributed in the air inlet cavity 14. Compared with the scheme that the air inlet channel 6 is arranged on one side of the air inlet cavity 14, the structure can prevent hot air in the air inlet cavity 14 from directly passing through the heat equalizing disc 12 and being discharged into the cooking cavity 16 immediately after the hot air enters the air inlet cavity 14 and is not dispersed.

In any of the above embodiments, the heating device 24 is a heat pipe coil. The heat generating area of the heat pipe coil is large, so that the contact area of the heating device 24 and the air can be increased, and the heating efficiency is improved. Furthermore, the heat pipe tray is a relatively common heating structure, and thus providing the heating device 24 in the form of a heat pipe tray can also reduce the cost of the product.

Furthermore, the middle part of the heat pipe coil is of a hollow structure, and a gap is also arranged between two adjacent circles of heat pipes of the heat pipe coil. Further, the communication port of the return air channel and the heating cavity 22 is located below the heat pipe coil, and the air entering the heating cavity 22 through the return air channel passes through the heat pipe coil from bottom to top.

The contact area of air and heat pipe coil can be increased by the arrangement, and the heating efficiency of the heat pipe coil to the air is improved. And the hollow structure in the middle of the heat pipe disc can also be used for accommodating other objects.

In the above embodiment, the central portion of the heat pipe plate may be a solid structure in consideration of practical use.

In another embodiment, the heating device 24 is a single heat pipe or multiple heat pipes.

In yet another embodiment, the heating device 24 is an electromagnetic heating device 24. In practice, the form of the heating device 24 may be configured in other structures according to actual needs, and is not limited to the structure mentioned in the present application.

On the basis of any one of the above embodiments, the air fryer further comprises a baking tray 5, the baking tray 5 is used for being placed in the frying barrel 1 to carry food materials to be processed, and one or more ventilation holes are not formed in the baking tray 5.

In another embodiment, as shown in fig. 1, the air fryer further comprises a baking tray 5, the baking tray 5 is used for being placed in the frying barrel 1 to carry food materials to be processed, and one or more vent holes are arranged on the baking tray 5.

In these embodiments, the food to be cooked can be placed into the cooking cavity 16 of the frying tub 1 through the baking tray 5, but the air fryer can be provided with other components for holding food, such as a frying basket, a barbecue grill, etc. By providing the grill pan 5 with the vent hole, hot air can pass through the grill pan 5 from the vent hole and enter the other side of the grill pan 5. Compared with the scheme that no vent hole is formed in the baking tray 5, the arrangement can improve the heating efficiency of hot air on food materials.

In the above embodiment, the grill pan 5 is mounted above the soaking pan 12. That is, the soaking pan 12 heats the grill pan 5 mainly from the bottom.

Furthermore, the baking tray 5 and the uniform heating tray 12 are arranged in parallel. Thus, the wind discharged from the uniform heating plate 12 can fully heat the food at the bottom of the baking tray 5 or at the front of the baking tray 5.

Furthermore, the number of grill plates 5 is plural, and a plurality of grill plates 5 are detachably mounted in the frying tub 1. The simultaneous processing of more food materials can be realized simultaneously by arranging the multilayer baking trays.

On the basis of any of the above embodiments, the soaking tray 12 is detachably mounted in the frying tub 1. The maintenance and the replacement of the uniform heating disk 12 can be facilitated by the disassembly of the uniform heating disk 12, and the cleaning of the uniform heating disk 12 is also facilitated. In addition, in the case that the bottom of the frying barrel 1 can be opened, the heat equalizing disc 12 and the frying barrel 1 can also be of an integrated structure, such as being welded into a whole or integrally machined.

In designing the air fryer, the grill pan 5 may be replaced with a grill or a frying basket in consideration of the material to be cooked. When a barbecue grill or a frying basket is arranged in the frying barrel 1, the uniform heating plate 12 can be vertically arranged, so that the air in the frying barrel 1 is transversely circulated.

On the basis of any of the above embodiments, the fan assembly 3 includes a motor, the motor is a bidirectional motor, when the motor rotates along a first direction, the hot air flows along a preset direction, and when the motor rotates along another direction, the hot air flows in a reverse direction. Specifically, when the motor rotates forwards, the air in the return air channel enters the cooking cavity 16 through the return air channel outlet, the heating cavity 22 and the air inlet cavity 14 in sequence and returns to the return air channel through the cooking cavity 16 and the return air channel return air inlet, and when the motor rotates backwards, the air in the return air channel enters the cooking cavity 16 through the return air channel return air inlet and returns to the return air channel through the air inlet cavity 14, the heating cavity 22 and the return air channel outlet in sequence.

In these embodiments, the motor is a bidirectional motor, i.e., the motor can rotate forward or backward, and the wind direction in the frying barrel 1 can be changed by the forward or backward rotation of the motor, so that the air can heat the food materials from both sides of the food materials. In the specific embodiment, the working mode of the motor can be reasonably set so that the motor rotates forwards and backwards alternately, thus the uniformity of food heating can be ensured, and the taste of food can be ensured.

Furthermore, the motor is a bidirectional motor, and a volute 4 is arranged outside the fan assembly 3. This kind of setting combines two-way motor and volute 4 to use together, can guarantee that the motor all has sufficient amount of wind when just reversing, alright avoid eating the inhomogeneous problem of two-sided culinary art of material like this.

On the basis of any one of the above embodiments, the air fryer further comprises: the storage device is internally stored with a self-cleaning program; and the processor is connected with the heating device 24 and the fan assembly 3, and can carry out self-cleaning on the frying barrel 1 when the processor executes a self-cleaning program.

In these embodiments, the air fryer has a self-cleaning mode that may be activated after a period of product use to allow the air fryer to perform deep cleaning by itself, thereby preventing oil contamination from remaining in the air channel, the heating chamber 22, etc. after the product has been used for a long period of time.

In one embodiment, the frying tub 1 is provided with a vertical grill or a vertical basket, and the soaking plate 12 has a semicircular structure.

On the basis of any one of the above embodiments, the air fryer further comprises a shell, the shell and the heating module 2 form an integrated structure, wherein a fan assembly 3 is installed in the shell, a scroll 4 is arranged outside the fan assembly 3, and the fan assembly 3 is a cross-flow fan.

In this embodiment, the fan assembly 3 and the scroll 4 are mounted by the housing. While facilitating its mounting with the heating module 2 or frying pan 1.

On the basis of the above embodiment, the outer shell and the heating module 2 are assembled into a whole and form a base structure similar to an L shape, and the frying barrel 1 can be installed at an L-shaped notch of the base structure in a pick-and-place manner. The bottom of the frying barrel 1 is provided with a first connector, and the heating module 2 is provided with a second connector. Through the insertion and matching of the first connector and the second connector, after the frying barrel 1 is installed on the seat body structure, the communication between the heating cavity 22 and the air inlet cavity 14 can be automatically realized. Meanwhile, the frying barrel 1 is also provided with a third connector, and the shell is provided with a fourth connector. Through the inserting and connecting cooperation of the third interface and the fourth interface, the communication between the scroll shell 4 and the cooking cavity 16 can be automatically realized after the frying barrel 1 is arranged on the seat body structure.

On the basis of any of the above embodiments, the air fryer further includes an electronic control board, and the electronic control board is used for performing comprehensive control on the air fryer, for example, the electronic control board can be connected with the fan assembly 3 and the heating device 24 to control the operation of the fan assembly 3 and the heating device 24, and of course, the electronic control board can also be used for controlling the cooking program of the air fryer, and the like.

On the basis of any one of the above embodiments, the air fryer further comprises a shell, wherein an open accommodating cavity is formed in the shell, and a cover plate capable of being opened or closed is arranged at the opening of the accommodating cavity. Parts such as the heating module 2, the fan component 3, the volute 4 and the like are all installed in the shell. All the parts of the air fryer can be assembled into a whole through the shell. Whereas the fryer vat 1 can be placed separately mounted on the housing.

On the basis of any of the above embodiments, the air fryer includes a soaking pan 12 and a roasting pan 5. The mounting position of the even heating plate 12 in the frying barrel 1 can be adjusted up and down or left and right, and the mounting position of the baking tray 5 can be correspondingly adjusted according to the even heating plate 12.

Furthermore, the inner wall of the frying barrel 1 is provided with supporting structures at different mounting height positions, and the uniform heating plate 12 and the baking tray 5 can be correspondingly mounted on the supporting structures at any height position, so that the mounting height positions of the uniform heating plate 12 and the baking tray 5 can be adjusted up and down at will.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," 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 utility model. 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.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An air fryer, comprising:

a cooking cavity;

the separation disc is arranged in the cooking cavity and divides the interior of the cooking cavity into a cooking cavity and an air inlet cavity along the vertical direction, and a plurality of air holes communicated with the cooking cavity and the air inlet cavity are distributed on the separation disc;

the heating module is arranged corresponding to the cooking cavity and used for heating the cooking cavity, the heating module comprises a heating cavity and a heating device arranged in the heating cavity, an air inlet channel is arranged between the heating cavity and the air inlet cavity, and an air return channel is arranged between the cooking cavity and the heating cavity;

the fan assembly is arranged in the return air channel or in the heating cavity;

wherein, be provided with the vortex muscle between separating disc and heating device.

2. An air fryer according to claim 1,

the turbulence ribs are arranged on the outer bottom wall of the cooking cavity, or the turbulence ribs are arranged on the outer bottom wall of the separation disc.

3. An air fryer according to claim 1,

the turbulence ribs are arranged on the inner bottom wall of the cooking cavity.

4. An air fryer according to claim 3,

a gap is arranged between the turbulence rib and the separation disc; and/or

The turbulence ribs and the air inlet direction of the cooking cavity are arranged at a preset angle, and the preset angle is larger than 70 degrees and smaller than or equal to 120 degrees; and/or

The turbulence ribs are strip-shaped ribs; and/or

And the turbulence ribs are provided with protruding parts protruding towards the direction of the air inlet channel.

5. An air fryer according to claim 1,

the partition plate is a baking plate, or the partition plate is a uniform heating plate, a plurality of air holes communicated with the cooking cavity and the air inlet cavity are distributed on the uniform heating plate, and the air holes are used for enabling air entering the cooking cavity to be uniformly distributed.

6. An air fryer according to claim 5,

the air holes are uniformly distributed on the heat homogenizing disc at intervals.

7. An air fryer according to claim 6,

a plurality of the wind hole is in be the rectangular array distribution on the even hot dish, even hot dish is provided with more than 3 wind holes along the first direction, follows the air-out area of all wind holes of first direction reduces gradually from both ends to the centre, the first direction is even the horizontal direction of hot dish with in the vertical direction of even hot dish.

8. An air fryer according to claim 7,

the even hot dish is last to be provided with more than 3 wind holes along the second direction at least, follows the air-out area of all wind holes of second direction reduces from one end to the other end gradually, the second direction is in the horizontal direction of even hot dish with in the vertical direction of even hot dish another.

9. An air fryer according to claim 6,

the plurality of air holes are distributed on a plurality of concentric circles taking the center of the uniform heating disc as the center of a circle; and/or

A plurality of the wind hole includes one or more in circular port, waist shape hole, quad slit, the elliptical aperture, and is a plurality of when the wind hole includes the circular port, the diameter of circular port is 0.5mm-20mm, and/or a plurality of when the wind hole includes the waist shape hole, the width in waist shape hole is 1mm-20 mm.

10. Air fryer according to anyone of claims 1 to 9,

the heating module is installed below the bottom of the cooking cavity, and the fan assembly is installed on the side of the cooking cavity.