CN218164978U - Air fryer - Google Patents

Abstract

The utility model relates to an air fryer. The hot air guiding effect of the existing air fryer is poor. The utility model discloses an interior casing of establishing culinary art chamber and hot-blast subassembly, the culinary art intracavity is equipped with the pot body, the internal overware that is equipped with of pot, the overware is including the bottom plate of band-pass hole, and the hot-blast input that hot-blast subassembly produced cooks the chamber and is in order to make the edible material on the overware cooked, the bottom plate includes the fan-shaped aerofoil of a plurality of circumference end to end connection in proper order, the aerofoil is for the slope setting, has the discrepancy in elevation and links up through the guide plate between the leading edge and the trailing edge of adjacent aerofoil to make along the even diffusion of the hot-blast of aerofoil flow under with the guide plate guide. The bottom plate setting with the overware includes the non-planar of the fan-shaped aerofoil of polylith, and the aerofoil slope sets up and end to end through the guide plate for it is hot-blast unable along bottom plate top surface smooth flow, plays the effect of disturbing and diffusing to the hot-blast of circumference flow, ensures to eat each regional homoenergetic of material surface and hot-blast even contact, and then guarantees to eat the material and evenly cooked.

Description

Air fryer

Technical Field

The utility model relates to a food processing field, concretely relates to air is fried pot.

Background

The existing air fryer comprises a shell with a cooking cavity and a hot air assembly arranged therein, wherein a pot body is arranged in the cooking cavity, a baking tray is arranged in the pot body, the baking tray comprises a bottom plate with a through hole, and hot air generated by the hot air assembly is input into the cooking cavity to cook food materials on the baking tray. The bottom plate of current overware is flat, can't lead along the hot-blast guide that bottom plate surface flows, and then leads to hot-blast effective diffusion, influences culinary art efficiency and use and experiences.

The applicant is used as a research and development unit of a Chinese space kitchen, invents a hot air cooking device for heating food in a space capsule environment, has a good hot air guide structure, can uniformly heat food materials, and enables astronauts to eat delicious food in the space capsule environment. In recent years, the applicant has intensively studied how to improve the uniformity of hot air heating in a space capsule environment and has focused on the civilian use of the related art, and in combination with the technical problems of the prior art and the excellent performance of the hot air guide structure in uniform heating, the applicant expects to provide an air fryer which is uniform in hot air diffusion and suitable for a common kitchen.

SUMMERY OF THE UTILITY MODEL

In order to solve the not enough of prior art, the utility model provides an air fryer comes to play the vortex effect to hot-blast through the fan-shaped aerofoil that sets up a plurality of circumference distributions at the bottom plate for hot-blast can be by evenly spreading, and then ensures to eat the material by even system ripe, promotes to use and experiences.

The utility model discloses a following mode realizes: the utility model provides an air fryer, establishes the casing of culinary art chamber and hot-blast subassembly in including, the culinary art intracavity is equipped with the pot body, the internal overware that is equipped with of pot, the overware is including the bottom plate of band-pass hole, and the hot-blast input that hot-blast subassembly produced cooks the edible material on the chamber is in order to make cooked overware, the bottom plate includes a plurality of circumference fan-shaped aerofoil of end to end connection in proper order, the aerofoil sets up for the slope, has the discrepancy in elevation and links up through the guide plate between the leading edge and the trailing edge of adjacent aerofoil. The bottom plate setting with the overware includes the non-planar of the fan-shaped aerofoil of polylith, and the aerofoil slope sets up and end to end through the guide plate for it is hot-blast unable along bottom plate top surface smooth flow, plays the effect of disturbing and diffusing to the hot-blast of circumference flow, ensures to eat each regional homoenergetic of material surface and hot-blast even contact, and then guarantees to eat the material and evenly cooked.

Preferably, the guide plates vertically bridge between the leading edges and the trailing edges of the adjacent air plates to guide the hot air on the bottom plate to be uniformly diffused. The guide plate blocks and guides the hot air flowing along the top surface of the bottom plate, so that the hot air can be effectively distributed and diffused.

Preferably, the leading edge of the aerofoil is disposed higher than the trailing edge. The leading edge of aerofoil and hot-blast circumference flow direction unanimity for hot-blast can contact with the guide plate and assemble to the centre at the flow in-process.

Preferably, the height of the guide plate is A, A is not less than 5mm and not more than 20mm, the guide plate is ensured to have a large exposed area, the hot air guide efficiency is improved, the height of the guide plate is effectively limited to ensure that the food material can be stably supported, and the space for placing the food material in the pot body can be ensured.

Preferably, the middle part of the bottom plate is provided with a lifting hole, the diameter of the lifting hole is B, and B is not less than 15 mm. The lifting hole can provide an acting point for a user to lift the baking tray, and the fingers of the user pass through the lifting hole from top to bottom and are bent and overlapped on the periphery of the lower port of the lifting hole, so that the baking tray can be stably lifted. The diameter of the lifting hole is larger than 15mm, so that the fingers of a user can smoothly pass through and lift the baking tray. When B is less than 15mm, the user can not lift the baking tray through the lifting hole because the fingers can not pass through the lifting hole.

Preferably, the vertical projection of the guide plate is in a spiral shape extending in the radial direction so as to guide the hot wind flowing along the circumferential direction of the inner wall of the pot body to converge. The guide plate is spiral helicine arc structure for the guide plate can guide hot-blast trunning gradually to and assembling, and existing effect reduces the windage, reduces the loss that hot-blast when turning to takes place, can also ensure that hot-blast when flowing along the guide plate carries out the diffusion on the way, promotes hot-blast diffusion effect.

Preferably, the bottom plate is formed by integral stamping, so that the processing is convenient, the processing cost is reduced, and the structural strength of the bottom plate is improved.

Preferably, the baking tray comprises an annular surrounding edge arranged along the periphery of the bottom plate, and a vertical guide plate is arranged on the outer side wall of the surrounding edge. The annular surrounding edge can enclose with the bottom plate and close the space that forms the confession and eat the material and place, prevents to eat the material and takes place to break away from the condition of bottom plate, can also play the reposition of redundant personnel effect to the hot-blast flowing along the internal side wall of pot, ensures that bottom plate top and below all have flowing hot-blast, promotes hot-blast diffusion effect through increasing the route that multiple hot-blast flows.

Preferably, the bottom of the guide plate is smoothly connected with the outer end part of the guide plate, and hot air flowing along the circumferential direction of the inner wall of the pot body is converted into the hot air which is converged along the guide plate after contacting the guide plate. The guide board is used for guiding the hot-blast below the bottom plate that flows from between pot body inside wall and the annular surrounding edge lateral wall, and the outer tip of guide board links up with the guide board for along the hot-blast ability smooth-going flow that the guide board flows expose in the surface of bottom plate bottom surface to the guide board, and then ensure hot-blast even diffusion in the bottom plate below.

Preferably, the bottom edge of the guide plate is flush with the bottom edge of the guide plate, so that the guide plate can completely receive hot air from the guide plate, the supporting reliability can be improved by increasing the area of the bottom surface of the baking tray, and the baking tray is prevented from shaking.

Preferably, the top edge of the guide plate is flush with the top edge of the annular surrounding edge, so that the hot air guide effect can be improved by increasing the area, the top surface of the baking tray can be ensured to be flat, and the baking tray is convenient to use.

Preferably, the bottom edge of the air deflector extends downwards to form an air deflector rib protruding outwards from the bottom plate. Promote the level of guide plate to the projected area through setting up the water conservancy diversion muscle, and then promote the guide effect through increasing the surface area.

The utility model discloses a following mode realizes: the bottom plate setting with the overware includes the non-planar of the fan-shaped aerofoil of polylith, and the aerofoil slope sets up and end to end through the guide plate for it is hot-blast unable along bottom plate top surface smooth flow, plays the effect of disturbing and diffusing to the hot-blast of circumference flow, ensures to eat each regional homoenergetic of material surface and hot-blast even contact, and then guarantees to eat the material and evenly cooked.

Drawings

FIG. 1 is a schematic partial cross-sectional view of an air fryer in accordance with an embodiment;

FIG. 2 is a schematic structural view of the baking tray of the second embodiment;

FIG. 3 is a schematic cross-sectional view of the baking tray of the second embodiment;

FIG. 4 is a schematic bottom view of the bakeware of the second embodiment;

FIG. 5 is a schematic structural view of the bakeware of the third embodiment;

in the figure: 1. the device comprises a shell, 2, a pot body, 3, a baking tray, 31, a bottom plate, 311, a through hole, 312, a wind plate, 313, a guide plate, 314, a lifting hole, 315, a guide rib, 32, a surrounding edge, 321 and a guide plate.

Detailed Description

The essential features of the invention will be further explained below with reference to the drawings and the detailed description of the invention.

The first embodiment is as follows:

the present embodiments provide an air fryer.

An air fryer as shown in fig. 1 comprises a shell 1 with a cooking cavity and a hot air component arranged therein, wherein a pot body 2 is arranged in the cooking cavity, a baking tray 3 is arranged in the pot body 2, the baking tray 3 comprises a bottom plate 31 with a through hole 311, the hot air generated by the hot air component is input into the cooking cavity to cook food materials on the baking tray 3, the bottom plate 31 comprises a plurality of circumferential fan-shaped air plates 312 which are sequentially connected end to end, the air plates 312 are arranged in an inclined manner, height differences are formed between the head edges and the tail edges of the adjacent air plates 312, and the adjacent air plates are connected through a guide plate 313, so that the hot air flowing along the air plates 312 is uniformly diffused under the guide of the guide plate 313.

In this embodiment, the top in culinary art chamber is equipped with rather than the hot-blast chamber that leads to, hot-blast subassembly sets up at hot-blast intracavity, hot-blast subassembly includes the fan and generates heat the piece, and the piece that generates heat is located the fan periphery, and the pivoted fan extracts culinary art intracavity air and forms the air current that generates heat the piece that flows through, and the air current flows through the piece that generates heat and absorbs the heat and form the hot-blast to the culinary art chamber backward flow, and hot-blast meeting is cooked the chamber after flowing in and is contacted with the edible material and realize heat transfer to make edible material by the outside-in cook gradually. The hot-blast temperature that can be because of with eating the material contact reduces and spread to the culinary art chamber in, provides the air supply for being extracted the heating once more by hot-blast subassembly to this carries out circulation extraction heating to the air and promotes heat utilization efficiency.

When in use, firstly, the baking tray 3 is put into the pan body 2, the food material is put on the baking tray 3, and then the pan body 2 is put into the cooking cavity, so that the cooking cavity and the hot air are communicated with each other and isolated from the external space; finally, hot air is generated and input into the pot body 2 through the hot air component, so that the food materials in the pot body 2 are heated and cooked.

In the embodiment, a baking tray 3 is arranged in the pot body 2, a supporting platform for placing food materials is formed on the top surface of the baking tray 3, and an interlayer space for hot air to flow is arranged between the baking tray 3 and the bottom surface of the pot body 2. When using, the hot-blast meeting of 2 inside walls spiral flow downwards of pot body can be shunted to overware 3 tops and below along the pot body, the hot-blast of being in overware 3 below upwards carries through locating through-hole 311 on overware 3 after gathering to well through intermediate layer space diffusion, make and eat the material bottom surface by effective heating, the hot-blast meeting of being in overware 3 top can be because of the smooth unable completion of overware 3 top surface turns to the condition to the centre, lead to hot-blast can only be in 3 peripheral flows of overware, make and eat the material lateral part can be because of being heated inhomogeneous the condition that the uncooked is inconsistent appears, influence culinary art and experience. For this reason, set up bottom plate 31 with overware 3 into the non-planar shape of taking polylith aerofoil 312, and link up through guide plate 313 between adjacent aerofoil 312, can play the effect of disturbing hot-blast flow through aerofoil 312 and guide plate 313, make hot-blast unable flow along original circumference route, can also utilize guide plate 313 to play the effect of leading to well to hot-blast, make hot-blast can be followed bottom plate 31 top to assemble and carry out the even heating to eating material lateral wall and bottom surface, ensure that the material is evenly cooked, promote the culinary art and experience.

In this embodiment, the bottom plate 31 includes a plurality of fan-shaped air plates 312 that are sequentially connected end to end in the circumferential direction, and the air plates 312 are arranged in an inclined manner. Fan-shaped aerofoil 312 links up through circumference end to end and forms bottom plate 31, aerofoil 312 slope sets up and has the difference in height between leading edge and the trailing edge, leads to bottom plate 31 bottom surface unevenness, can play the disturbing effect to the hot-blast flowing along bottom plate 31 top surface for hot-blast unable along circumference horizontal flow, can also guide hot-blast carrying out the slant flow along aerofoil 312 top surface, play the effect of further vortex to hot-blast. The head edge and the tail edge of the adjacent wind plates 312 have a height difference and are connected through the guide plate 313, the guide plate 313 can block gaps between the head edge and the tail edge of the adjacent wind plates 312, the hot wind is enabled to flow on the top surface of the bottom plate 31 all the time, the effect of intercepting the hot wind can be achieved by increasing the horizontal direction projection area, and the guide plate 313 is enabled to intercept the hot wind flowing through the part and guide the hot wind to the middle.

In the present embodiment, the hot air flowing along the inner wall of the pot 2 flows along the top surface of the bottom plate 31 in the circumferential direction when flowing onto the grill pan 3. In the flowing process, part of the hot air flows along the inclined air plate 312 and flows upwards when being separated from the air plate 312, so that the hot air is disturbed, and part of the hot air is converged inwards along the guide plate 313, and the hot air is ensured to be uniformly diffused on the top surface of the bottom plate 31.

In this embodiment, the hot air chamber may be further disposed behind or beside the cooking chamber according to the structural layout of the air fryer, and this should also be regarded as a specific implementation manner of this embodiment.

The structure of the present embodiment is applicable to various types of air fryer, including door-opening type, drawer type, and lid type, and should be regarded as the specific implementation manner of the present embodiment.

Example two:

in contrast to the first embodiment, the present embodiment provides a specific air fryer structure.

As shown in fig. 2, the guide plates 313 vertically bridge between the leading and trailing edges of the adjacent air plates 312 to guide the hot air on the bottom plate 31 to be uniformly diffused. Specifically, the leading edge of aerofoil 312 is higher than the trailing edge setting, and when hot-blast trailing edge by aerofoil 312 flows to the leading edge, hot-blast meeting flows along aerofoil 312 bottom surface slant for hot-blast meeting upflow and to the hot-blast vortex that flows of horizontal circumference of laminating with bottom plate 31 top surface, and then play the effect of beating the hot-blast, ensure hot-blast even diffusion and parcel edible material, guarantee that edible material is heated evenly and is cooked.

In this embodiment, the vertical projection of the guiding plate 313 is in a spiral shape extending in a radial direction to guide the hot wind flowing along the circumferential direction of the inner wall of the pot body 2 to converge. Spiral guide plate 313 can guide hot-blast turning gradually, effectively avoids taking place the condition of the excessive loss of kinetic energy because of hot-blast turning is too fast, ensures that hot-blast higher velocity of flow that maintains all the time, and then promotes heat transfer efficiency. Guide plate 313 is circular-arcly, and the vertical projection of guide plate 313 falls into in the fan-shaped region that bottom plate 31 circumference set up, the central angle that the fan-shaped region corresponds is C, and C =30, can slow down steering speed through the circumferential span that increases guide plate 313, can also reduce the windage through the length that restricts guide plate 313, ensures that hot-blast can keep the velocity of flow.

In this embodiment, the bottom plate 31 is formed by stamping as a whole, so that the bottom plate 31 has a continuous top surface and a continuous bottom surface, thereby effectively reducing the resistance when hot air flows, further improving the hot air flowing efficiency and improving the hot air transfer effect. The guide plate 313 has a first surface exposed on the top surface of the bottom plate 31 and a second surface exposed on the bottom surface of the bottom plate 31, and both the first surface and the second surface can guide hot air, so that the hot air is uniformly diffused at the bottom of the pot body 2, and food materials are cooked effectively. The orientation of the first surface and the flow direction of the hot air above the bottom plate 31 are arranged in the same direction, so that the hot air can form a negative pressure area when flowing through the guide plate 313, and the negative pressure area is used for adsorbing the hot air and conveying the hot air inwards along the first surface; the orientation of the second surface and the direction of the hot air flowing below the bottom plate 31 are opposite to each other, so that the hot air contacts with the second surface and turns when flowing through the guide plate 313, and the hot air is converged along the second surface and is conveyed upwards along the way through the through hole 311.

In this embodiment, the height of the diversion plate 313 is a (as shown in fig. 3), and a =10mm, which not only ensures that the diversion plate 313 has a larger horizontal projection area, effectively improves the guiding efficiency, but also effectively reduces the thickness of the bottom plate 31, thereby providing a larger placing space for use.

In this embodiment, a lifting hole 314 is disposed in the middle of the bottom plate 31, and the periphery of the lower end opening of the lifting hole 314 forms an acting surface for a user to lift the baking tray 3, and the fingers of the user pass through the lifting hole 314 from top to bottom and are bent and overlapped on the acting surface, so that the baking tray 3 can be stably lifted. Carry the diameter of taking hole 314 to be B, B =20mm, both satisfied the user and passed through the requirement of finger, conveniently carry and take overware 3, can also prevent effectively that to eat the material and fall to overware 3 below by carrying hole 314, promote to use and experience, can guarantee to eat the material bottom and can be made ripe by effective heating through carrying the hot-blast that assembles in the direction under hole 314 transport bottom plate 31 again.

In the present embodiment, the baking tray 3 includes an annular surrounding edge 32 disposed along the periphery of the bottom plate 31. Annular surrounding edge 32 sets up along bottom plate 31 periphery, and the inside wall of annular surrounding edge 32 encloses with bottom plate 31 top surface and closes the space that forms to supply to eat the material and place, and annular surrounding edge 32 can prevent to eat the material and slide off from bottom plate 31, can also shunt the hot-blast that flows along 2 inside walls of the pot body for partial hot-blast direct flow is to bottom plate 31 top surface and heat eating the material.

In this embodiment, be equipped with the vertical guide plate 321 (as shown in fig. 4) of putting on the lateral wall of surrounding edge 32, guide plate 321 can guide the hot-blast of flowing into between the lateral wall of surrounding edge 32 and the 2 inboard side walls of pot body, ensures that hot-blast assembles in flowing into the intermediate layer space backward, and then guarantees that hot-blast quilt evenly spreads to the 2 bottoms of pot body. Guide the board 321 bottom edge with the guide plate 313 bottom edge flushes the setting, the top edge that guides board 321 flushes the setting with the top edge of annular surrounding edge 32, and the outer fringe that guides board 321 is close to the setting of the 2 inside walls of the pot body, and the bottom edge flushes and plays the effect of stabilizing bearing overware 3 with 3 bottom surfaces of overware, and the top edge flushes with 3 top surfaces of overware, effectively reduces overware 3 thickness, during the installation, the outer fringe that guides board 321 can contradict with the 2 inside walls of the pot body, ensures that surrounding edge 32 and the 2 concentric settings of the pot body to guarantee that the gap between the two satisfies the requirement of hot-blast inflow intermediate layer space.

In this embodiment, the bottom of the guiding plate 321 is smoothly connected with the outer end of the guiding plate 313, and the hot air flowing along the circumferential direction of the inner wall of the pot body 2 is changed to converge towards the middle along the guiding plate 313 after contacting the guiding plate 321. The guide plates 321 and the guide plates 313 are spliced and spliced to form an integral continuous arc shape, so that hot air can smoothly flow through the guide plates 321 and the guide plates 313 in sequence, and the hot air can be converged and smoothly flows in the hot air direction.

It can be understood that, the flow of hot air from the leading edge to the trailing edge of the wind plate 312 is realized by changing the inclination direction of the wind plate 312, so that the hot wind energy directly contacts with the first surface of the wind deflector 312 in an opposite direction and is guided to turn, and the effect of effectively improving the convergence of the hot wind direction above the bottom plate 31 is also considered as a specific implementation manner of the embodiment.

It is understood that the parameter A can also be 5mm, 7mm, 15mm, 20mm, etc., as long as the requirement that A is less than or equal to 5mm and less than or equal to 20mm is met.

It is understood that the parameter B can also be 15mm, 17mm, 19mm, 25mm, etc., as long as the requirement of 15mm ≦ B is met.

Other structures and effects of the air fryer in this embodiment are all consistent with those of the embodiment, and are not described again.

Example three:

compared with the second embodiment, the present embodiment provides another air fryer structure.

As shown in fig. 5, the bottom edge of the guiding plate 313 extends downward to form a guiding rib 315 protruding outward from the bottom plate 31, and the guiding rib 315 is disposed to increase the area of the second surface of the guiding plate 313, thereby improving the guiding effect of the hot air below the bottom plate 31.

Other structures and effects of the air fryer in this embodiment are consistent with those of the second embodiment, and are not described again.

Claims (10)

1. The utility model provides an air fryer, establishes the casing of culinary art chamber and hot-blast subassembly in including, the culinary art intracavity is equipped with the pot body, the internal overware that is equipped with of pot, the overware is including the bottom plate of band-pass hole, and the hot-blast input that hot-blast subassembly produced cooks the edible material on the chamber is in order to make cooked overware, a serial communication port, the bottom plate includes a plurality of circumference fan-shaped aerofoil of end to end connection in proper order, the aerofoil sets up for the slope, has the difference in height and links up through the guide plate between the head and the tail edge of adjacent aerofoil.

2. An air fryer according to claim 1, wherein said deflector vertically spans between the leading and trailing edges of adjacent air plates to direct the even spread of heated air across the bottom plate.

3. An air fryer according to claim 2, wherein the leading edge of said air deflector is disposed higher than the trailing edge.

4. An air fryer according to claim 1, wherein the height of said deflector is a,5mm ≤ a ≤ 20mm; or the middle part of the bottom plate is provided with a lifting hole, the diameter of the lifting hole is B, and B is more than or equal to 15 mm.

5. An air fryer according to claim 1, wherein the vertical projection of said baffle is in the form of a radially extending helix to direct the convergence of hot air flowing circumferentially along the inner wall of the fryer body.

6. An air fryer according to claim 1, wherein said bottom plate is integrally stamped and formed.

7. An air fryer according to any one of claims 1 to 6, wherein the baking tray comprises an annular skirt disposed along the periphery of the base plate, and the outer side wall of the skirt is provided with a vertically disposed guide plate.

8. An air fryer according to claim 7, wherein the bottom of the guide plate is smoothly engaged with the outer end of the guide plate, and hot air flowing circumferentially along the inner wall of the fryer body is turned to converge inwardly along the guide plate after contacting the guide plate.

9. An air fryer according to claim 8, wherein said guide plate bottom edge is disposed flush with said deflector bottom edge; or the top edge of the guide plate is flush with the top edge of the annular surrounding edge.

10. An air fryer according to claim 8, wherein the bottom edge of said baffle extends downwardly to form a deflector rib projecting outwardly from said floor.

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