CN215077715U

CN215077715U - Air fryer

Info

Publication number: CN215077715U
Application number: CN202120943761.6U
Authority: CN
Inventors: 张新航; 马言辉
Original assignee: Cixi Zhaofeng Appliance Co ltd
Current assignee: Cixi Zhaofeng Appliance Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-12-10
Anticipated expiration: 2031-04-28

Abstract

The utility model relates to an air fryer, include: the machine body is provided with a pot body placing cavity and a mounting cavity positioned above the pot body placing cavity; the pot body is placed in the pot body placing cavity and can be taken out of the pot body placing cavity; the heating unit is arranged in the mounting cavity; the air supply unit comprises a fan assembly, and the fan assembly is arranged in the mounting cavity and is positioned above the heating unit; the fan assembly is characterized by further comprising two oil filter screens arranged in the installation cavity, namely a first oil filter screen and a second oil filter screen, wherein the first oil filter screen is shielded below the heating unit, and the second oil filter screen is positioned between the heating unit and the fan assembly so as to shield the fan assembly. The oil-dripping-preventing cooking device can effectively prevent oil drops splashed in the cooking process from contacting the upper fan assembly and the heating unit to cause oil pollution, and the service lives of the heating unit and the fan assembly are prolonged.

Description

Air fryer

Technical Field

The utility model relates to a cooking equipment technical field especially relates to an air fryer.

Background

An air fryer is a novel household appliance for frying food by utilizing a high-speed and high-temperature air circulation technology. Current air fryer generally includes the organism, be formed with the culinary art cavity in the organism, be equipped with the hot-blast subassembly that can send into high-temperature air to culinary art cavity inside in the organism, be equipped with the pot body that is used for holding food in the culinary art cavity, the high-temperature hot-blast that utilizes hot-blast subassembly during operation to produce heats the edible material in the pot, hot-air and food fully contact, utilize the food surface to lose moisture fast in the twinkling of an eye, or in addition the grease that food self produced, make the food surface form crisp taste, the effect of being fried appears.

The utility model discloses an air explodes pot is disclosed like utility model patent "air explodes pot" that patent application number is CN201920242395.4 (publication number is CN209712628U), including interior pot, shell body and the fan subassembly of setting inside the shell body, heating element and last inside lining subassembly, wherein, fan subassembly includes motor and the last fan blade and the lower fan blade that links to each other with the motor shaft of motor, the upper portion of going up inside lining subassembly and shell body forms first cavity, it forms the work cavity that is used for culinary art to eat the material to go up inside lining subassembly and interior pot, motor and last fan blade setting are in first cavity, lower fan blade and heating element set up in the work cavity, and, set up the last fan blade air outlet with first cavity intercommunication on the shell body. This air is fried pot can show the temperature rise that reduces the air and fried pot shell body, carries out rapid cooling to whole shell body.

The air fryer has certain defects in the actual use process, firstly, the fan blades and the heating device in the air fryer are exposed in the cooking cavity of the air fryer, so that oil drops splash to cause oil pollution to the fan blades and the heating device on the upper part of the food materials, especially the food materials with high grease, in the heating process, if the food materials are not cleaned in time, serious sanitary problems can occur, and the health and the use feeling of users are influenced. Secondly, the pot body of current air fryer generally assembles the chamber that holds of organism with separable mode, in daily use, some careless users start the air fryer under the condition of not placing the pot body in the organism, have certain potential safety hazard, some air fryer has set up micro-gap switch in the organism, in order to place the pot body in place to discern, however, its micro-gap switch's mostly arranges the bottom in the chamber that holds of organism, because the position of arranging is unreasonable, lead to micro-gap switch action not sensitive enough easily, the back is taken out from the frame to the pot body, the frame can not in time cut off the power supply, hot-blast subassembly still can work, consequently still has certain safety risk.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the first technical problem that will solve is to prior art's current situation, provides a can effectively reduce the air that heating unit and air supply unit receive greasy dirt to pollute and explodes pot.

The utility model discloses the technical problem that will solve the second is to prior art's current situation, provides an air deep fryer that the break-make is electronic to make sensitivity, security height.

The utility model provides a technical scheme that above-mentioned first technical problem adopted does: an air fryer comprising:

the machine body is provided with a pot body placing cavity and a mounting cavity positioned above the pot body placing cavity;

the pot body is placed in the pot body placing cavity and can be taken out of the pot body placing cavity;

the heating unit is arranged in the mounting cavity;

the air supply unit comprises a fan assembly, and the fan assembly is arranged in the mounting cavity and is positioned above the heating unit;

the fan assembly is characterized by further comprising two oil filter screens arranged in the installation cavity, namely a first oil filter screen and a second oil filter screen, wherein the first oil filter screen is shielded below the heating unit, and the second oil filter screen is positioned between the heating unit and the fan assembly so as to shield the fan assembly.

In order to carry out reasonable spatial arrangement to two oil screens, install thermal shroud in the installation cavity, thermal shroud has the depressed area that the local portion goes up the concave formation, heating unit and fan unit all locate the depressed area in, first oil screen cover is established the notch position of depressed area, the second oil screen locate in the depressed area, and will heating unit with fan unit is isolated.

In order to enable the second oil filter screen to be placed more firmly in the heat shield, a step limiting portion is arranged on the wall of the heat shield, the second oil filter screen is arranged on the step limiting portion and divides a concave area of the heat shield into a first cavity located at the upper portion and a second cavity located at the lower portion, the fan assembly is arranged in the first cavity, and the heating unit is arranged in the second cavity.

The organism of air fryer both can adopt the integral type structure (the pot body and organism cooperate with the mode of pull), also can adopt flip formula structure, to the integral type structure, the organism is an organic whole piece, the lateral part of this organism have with the pot body is placed the chamber intercommunication and is supplied with the opening of pot body business turn over, the pot body is located with the mode of pull the pot body of organism is placed in the chamber.

The utility model provides a technical scheme that above-mentioned second technical problem adopted does: still include pot body detection device, this pot body detection device includes:

the microswitch is arranged on the machine body and is electrically connected with the control system;

the trigger piece is movably arranged on the machine body and at least partially exposed out of the inner wall surface of the pot body placing cavity in a natural state, so that when the pot body moves in place, the trigger piece is pressed by the pot body to trigger the microswitch;

the first elastic piece acts on the trigger piece and enables the trigger piece to always have the tendency of exposing the inner wall surface of the pot body placing cavity of the machine body. The trigger piece can adopt various body of rod, lamellar body isotructure, in order to guarantee pot body detection device's reliability, the lateral part of organism have with the pot body is placed the chamber intercommunication and is in order to supply the opening of the business turn over of pot body, the trigger piece is the trigger bar, and this trigger bar vertically retrains movably on the organism, under natural state, the lower extreme of trigger bar exposes the open-ended upper edge of organism.

In order to facilitate the installation of the trigger rod and the microswitch, the trigger rod and the microswitch further comprise a fixed seat arranged on the machine body, the microswitch is arranged on the fixed seat, the fixed seat is also provided with a movable cavity, the trigger rod is movably restricted in the movable cavity along the self axial direction, and the lower end of the trigger rod sequentially penetrates out of the fixed seat and the machine body to be exposed out of the upper edge of the opening of the machine body. Due to the arrangement of the fixing seat, the microswitch, the elastic piece and the trigger rod can be integrated together, so that the pot body detection device is convenient to assemble in a modularized mode. In order to ensure that the trigger rod can trigger the action of the microswitch in time when the trigger rod is pressed by the pot body to move, the microswitch is arranged on the fixed seat and is positioned at one side deviated from the axis of the trigger rod, the side wall of the trigger rod is also provided with a touch part protruding towards one side where the trigger part of the microswitch is positioned, and the upper part of the touch part is provided with a first inclined surface which is inclined outwards gradually from top to bottom.

In order to further improve the pot body detection device and place the detection accuracy that targets in place to the pot body, first guide way has on the bottom surface at the open-ended of organism last border, the extending direction of this first guide way with the business turn over direction of the pot body is unanimous, the lower extreme of trigger bar corresponds exposes the bottom surface of first guide way, the upper portion of the pot body correspond to first guide way have the protruding muscle of bar, the extending direction of the protruding muscle of this bar is unanimous with the extending direction of first guide way the pot body gets into when the chamber is placed to the pot body of organism, the protruding muscle of bar gets into in first guide way to upwards support and press the trigger bar.

In order to prevent that the pot body from placing the pot body and place and deviate from wherein easily after the chamber, still including be used for with the pot body is relative after placing in place the organism carries out the hasp subassembly that locks, the hasp subassembly includes spacer pin and second elastic component, the vertical activity ground of spacer pin retrains on the organism, under natural state, the lower extreme of spacer pin exposes outward the open-ended of organism is followed upward, the second elastic component is located on the organism to act on the spacer pin, and make the lower extreme of spacer pin has always and exposes outward the trend on the open-ended of organism is followed upward, the top of the pot body corresponds to the spacer pin has the confession the lower extreme card of spacer pin is gone into spacing draw-in groove wherein.

The organism of air fryer also can adopt flip formula structure, in order to simplify the organism structure, the organism includes pedestal and lid, the pedestal has the pot body place the chamber, have on the lid the installation cavity, the lid is connected with the mode of upset on the pedestal to can open or close the pot body place the chamber, heating unit, air supply unit, first oil cleaner screen and second oil cleaner screen all set up the lid on.

In order to avoid the food in the pot body from being too dry, the inner bottom wall of the pot body is provided with an upward extending circumferential closed flange, and the area enclosed by the flange forms a water injection area for containing water. By arranging the water injection area, water in the water injection area can be evaporated under the action of the heating unit, so that the pot body has certain humidity, and therefore, food cannot be baked too dry; in addition, a water pump, a water tank and a steam generating device are not required to be arranged, the structure is simpler, and the cost is lower.

Compared with the prior art, the utility model has the advantages that: the air fryer is provided with at least two oil filter screens, one of the oil filter screens is shielded below the heating unit, the other oil filter screen is positioned between the heating unit and the fan assembly, and the oil filter screens can effectively prevent oil drops splashed in the cooking process from contacting the upper fan assembly and the heating unit to cause oil pollution, so that the service lives of the heating unit and the fan assembly are prolonged. In the preferred scheme, when the pot body of organism was placed in to the pot body of the pot body and was removed and put in place, pot body detection device's trigger piece was supported by the pot body and is pressed, can trigger micro-gap switch rapidly, guarantees that the heating element of product can in time start work, and when the pot body was placed the chamber from the pot body of organism and is taken out, trigger piece can break away from micro-gap switch rapidly, removes the state of triggering to micro-gap switch, makes heating element stop heating, guarantees the security of product use. On the other hand, the pot body detection device and the heating unit of the air fryer are arranged on the upper portion of the machine body, so that the circuit arrangement between the microswitch of the pot body detection device and the control body system is effectively simplified, the electrical component part is integrated on the upper portion of the machine body as far as possible, the production and assembly of all components of the air fryer are facilitated, and the production cost is reduced.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic view of a three-dimensional structure of an air fryer in an embodiment of the present invention, wherein the body and the body of the air fryer are separated;

FIG. 3 is a schematic perspective view of a pot body according to an embodiment of the present invention;

fig. 4 is a vertical cross-sectional view of an embodiment of the present invention;

fig. 5 is a schematic view of a vertical sectional three-dimensional structure of an embodiment of the present invention;

fig. 6 is a schematic perspective view of the body according to the embodiment of the present invention;

fig. 7 is a schematic perspective view of the housing of the machine body of the embodiment of the present invention without the housing;

FIG. 8 is an exploded view of FIG. 7;

fig. 9 is a schematic structural view of the pot body and the pot body detection device on the machine body in a matching state in the embodiment of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

In the description of the present invention, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the disclosed embodiments of the invention may be oriented in different directions and the directional terms are used for purposes of illustration and not for purposes of limitation, such as "upper" and "lower" are not necessarily limited to directions opposite to or coincident with the direction of gravity. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1-9, an air fryer includes a body 10, a pot 20, a heating unit 31, a fan assembly 32, an oil filter screen, a pot detection device, and a latch assembly.

Air fryer body 10 has a body placement cavity 100 and a mounting cavity 102 located above body placement cavity 100.

The air fryer body 10 may be of an integral structure, i.e., the body 20 and the body 10 are horizontally drawn and pulled, or may be of a clamshell structure. For the flip-type body, the body 10 includes a base (not shown) and a cover (not shown), the base has a pan placing cavity 100, the cover has a mounting cavity 102 thereon, the cover is connected to the base in a flip manner and can open or close the pan placing cavity 100, and the heating unit 31, the air blowing unit, the first oil filter screen 51 and the second oil filter screen 52 are all disposed on the cover.

FIGS. 1-9 of the present embodiment illustrate a pull-type air fryer configuration. With particular reference to fig. 1 and 2, the body 10 is a single piece having, on the side, an opening 101 (in particular, the front opening 101) communicating with the pan housing chamber 100. Pot 20 can be placed in pot receiving chamber 100 through opening 101 and can be removed from pot receiving chamber 100.

Referring to fig. 4 and 5, the heating unit 31 is disposed on the machine body 10, and may be a heating pipe disposed in the installation cavity 102. The blowing unit of the embodiment comprises a motor 33 and a fan assembly 32 connected with an output shaft of the motor 33, specifically, the fan assembly 32 is also arranged in the mounting cavity 102 and positioned above the heating unit 31, and is used for circulating high-temperature gas heated by the heating unit 31 in a cooking cavity of the pot body. In order to facilitate the assembly of the components, the machine body 10 includes a cover 13 at an upper portion, and the cover 13 may cover a control unit at the upper portion of the machine body 10.

With continued reference to fig. 5, the present embodiment has two oil screens, which are a first oil screen 51 and a second oil screen 52, respectively. Specifically, the heat shield 40 is mounted in the mounting cavity 102 of the machine body 10, the heat shield 40 has a recessed area 41 formed by partially recessing, and the heating unit 31 and the fan assembly 32 are both disposed in the recessed area 41, wherein the first oil filter screen 51 is covered at the notch position of the recessed area 41, and the first oil filter screen 51 is shielded under the heating unit 31, so that oil drops splashed during cooking can be prevented from contacting the heating unit 31, and the pollution of the heating unit 31 is reduced. Second oil screen 52 is located within recessed area 41 and isolates heating unit 31 from fan assembly 32, and in particular, enables fan assembly 32 to be shielded thereunder. More specifically, a stepped limiting portion 42 is defined on the wall of the heat shield 40, wherein the second oil filter screen 52 can be fixed on the stepped limiting portion 42 by screws or other connectors, so as to separate the concave region of the heat shield 40 into an upper first chamber 411 and a lower second chamber 412, and correspondingly, the fan assembly 32 is disposed in the first chamber 411 and the heating unit 31 is disposed in the second chamber 412. The first oil filter screen 51 is provided on the outer peripheral edge of the heat shield 40.

The motor 33 of the blower is disposed outside the heat shield 40, and its output shaft penetrates through the wall of the heat shield 40 and extends into the heat shield 40, and is connected to the fan assembly 32, so as to drive the fan assembly 32 to rotate. In addition, a cooling fan 34 is further disposed on the output shaft of the motor 33, and the cooling fan 34 is located outside the heat shield 40 and used for dissipating heat of components located outside the heat shield 40 in the machine body 10, as shown in detail in fig. 5.

In this embodiment, the oil filter screen can effectively prevent oil droplets splashed during the cooking process from contacting the upper fan assembly 32 and the upper heating unit 31 to cause oil contamination, and the service lives of the heating unit 31 and the fan assembly 32 are prolonged.

Pan body 20 can be drawn into and out of pan body placement chamber 100 through side opening 101 of body 10. Before the culinary art processing, the user can place the edible material of waiting to heat in pot body 20, then place the pot body of organism 10 with pot body 20 and place the chamber 100 in, after the culinary art is accomplished, the user can take out pot body 20 from the pot body of organism 10 and place chamber 100, then take out the edible material that will process from pot body 20, above-mentioned disconnect-type pot body 20's design has also made things convenient for the washing of pot body 20.

Referring to fig. 4 and 5, the bottom of the interior of the pot 20 has an open water injection area 80 for holding water, which water injection area 80 does not interfere with a fry basket or grill (not shown) placed within the pot 20, i.e., the water in the water injection area 80 does not fill the fry basket or grill and does not contaminate the food thereon. Specifically, water injection region 80 is located at the bottom of the inner side of pot body 20, the inner bottom wall of pot body 20 is provided with a circumferentially closed flange 81 extending upwards, and the region enclosed by flange 81 is water injection region 80. Preferably, flange 81 is annular, and flange 81 is located at the middle of the inner bottom wall of pan body 20. In other embodiments, flange 81 may be square to form a square water injection region 80, the number of water injection regions 80 may need to be multiple, and water injection regions 80 may be disposed at a position close to the side wall of the inner bottom wall of pot body 20. During use of the air fryer, water in the water injection region 80 evaporates to provide a certain humidity in the fryer body 20 so that the food is not too dry.

Referring to fig. 6-9, the pan body detecting device is disposed on the machine body 10 and electrically connected to the control system, and can be used to identify whether the pan body 20 is placed in place in the pan body placing cavity 100 of the machine body 10. Specifically, the pot body detection device comprises a fixed seat 64, a micro switch 61, a trigger 62 and a first elastic member 63. The microswitch 61, the trigger piece 62 and the first elastic piece 63 are all arranged on the fixing seat 64, so that the microswitch, the trigger piece 62 and the first elastic piece 63 are integrated together to form a module, and the pot body detection device is convenient to assemble in a modularization mode.

Referring to fig. 7 and 8, the fixing base 64 may be fixed to the machine body 10 by screws. The fixed seat 64 has a movable cavity 640, and the movable cavity 640 has openings at the bottom and the sides, wherein the trigger member 62 and the elastic member can be loaded into the movable cavity 640 from the bottom opening of the fixed seat 64. The microswitch 61 is arranged on the fixed seat 64, specifically, the microswitch 61 is positioned at one side deviating from the axis of the trigger rod and is provided with a trigger part adjacent to the trigger rod, and the trigger part 62 arranged in the movable cavity 640 can be triggered when the trigger part is moved. The trigger rod is movably restrained in the movable cavity 640 along the axial direction of the trigger rod, and is particularly vertically movably arranged in the movable cavity 640. The lower end of the trigger rod sequentially penetrates through the bottom opening of the fixing base 64 and the machine body 10 to be exposed out of the upper edge of the side opening 101 of the machine body 10, wherein an opening for the trigger rod to pass through is formed in the machine body 10 corresponding to the upper edge of the side opening 101. When the pot body 20 moves to the right position, the lower end of the trigger rod is pressed by the pot body 20 and moves upwards, and then the micro switch 61 is triggered, and at the moment, the micro switch 61 transmits a signal that the pot body 20 moves to the right position to the control system.

Referring to fig. 8, the lower end of the trigger lever forms a downwardly convex hemispherical structure. The design of the hemispherical structure plays a role in guiding transition, so that the triggering part 62 can be smoothly jacked upwards when the pot body 20 enters the pot body placing cavity 100, and the problem of blocking is avoided.

With reference to fig. 8, in order to make the up-and-down movement of the trigger lever more stable and avoid the shaking problem, the inner wall of the movable cavity 640 of the fixing seat 64 has a second guide groove 641 extending up and down, and the side wall of the trigger lever has a protrusion 623 corresponding to the first guide groove 11, and the protrusion 623 is slidably limited in the second guide groove 641.

Referring to fig. 8 and 9, the side wall of the trigger bar further has a trigger 620 protruding toward the side where the trigger of the micro switch 61 is located, the trigger 620 of the present embodiment is a strip-shaped protrusion structure extending up and down, and the strip-shaped protrusion structure and the protrusion 623 are arranged at an interval along the circumferential direction of the trigger bar. The upper portion of the touch part 620 has a first inclined surface 621 gradually inclined outward from top to bottom. When the trigger rod is pressed by the pot body 20 and moves upwards, the trigger part 620 can trigger the micro switch 61 to act along with the upward movement process of the trigger rod.

Referring to fig. 9, the first elastic member 63 is a spring disposed in the movable cavity 640 of the fixing base 64, and the elastic force can act on the trigger rod downward, so that the lower end of the trigger member 62 always has a tendency to be exposed out of the upper edge of the side opening 101 of the machine body 10. In order to fix the spring more firmly, the outer peripheral wall of the trigger rod is provided with a resisting part 622 formed by protruding outwards in the radial direction, and the spring is sleeved at the upper end part of the trigger rod and is propped against the resisting part 622.

The bottom surface of the upper edge of the side opening 101 of the machine body 10 of the present embodiment is provided with a first guide groove 11, the extending direction of the first guide groove 11 is consistent with the entering and exiting direction of the pot body 20, the front part of the first guide groove 11 is provided with an opening, specifically, the first guide groove 11 can be defined by two strip-shaped protrusions (see fig. 6 in detail) arranged at intervals and arranged on the bottom surface of the upper edge of the opening 101 of the machine body 10 in a protruding manner, or can be formed by being recessed upwards from the bottom surface of the upper edge of the side opening 101 of the machine body 10.

The upper part of the pot body 20 is provided with a bar-shaped rib 210 corresponding to the first guide groove 11 of the machine body 10, and the extending direction of the bar-shaped rib 210 is consistent with the extending direction of the first guide groove 11. The lower end of the trigger bar is correspondingly exposed out of the bottom surface of the first guide groove 11, and when the pot body 20 enters the pot body placing cavity 100 of the machine body 10, the strip-shaped convex rib 210 can enter the first guide groove 11 and upwards press the trigger bar, as shown in fig. 3. More specifically, the front region of the periphery of the pot body 20 has a semi-closed first abdicating groove 21 with a notch facing backward (inside the pot body 20), the strip-shaped rib 210 is disposed in the first abdicating groove 21, and specifically extends along the length direction of the first abdicating groove 21, when the pot body 20 enters the pot body placing cavity 100 of the machine body 10, the second abdicating groove 22 can allow the strip-shaped protrusion on the machine body 10 to enter therein.

The working principle of the pot body detection device of the air fryer in the embodiment is as follows:

when pot body 20 enters pot body placing cavity 100 of machine body 10 through lateral opening 101 of machine body 10, bar-shaped rib 210 of pot body 20 can correspondingly slide into first guide groove 11 on upper edge of lateral opening 101 of machine body 10, after pot body 20 moves in place, bar-shaped rib 210 of pot body 20 just can upwards support and press the lower end of trigger bar, drive trigger bar shifts up, when trigger bar moves up, trigger portion 620 of trigger bar can trigger micro-gap switch 61 to act, at this moment, the air fryer can normally start work. When the pot body 20 is taken out from the pot body placing cavity 100 of the machine body 10, the strip-shaped convex rib 210 of the pot body 20 releases the pressing on the trigger rod, the trigger rod is reset downwards under the action of the spring (the up-down moving direction of the trigger rod is shown by an arrow in the figure), at the moment, the micro switch 61 is in an un-triggered state, at the moment, the heating unit 31 of the air fryer is powered off in time, and the use safety of the product is improved.

Referring to fig. 3 and 6, the locking assembly of the present embodiment is disposed on the machine body 10 for locking the pot body 20 with respect to the machine body 10 after being put in place. Specifically, the locking assembly includes a limit pin 71 and a second elastic member 72, wherein the limit pin 71 is vertically movably constrained on the machine body 10, the machine body 10 has a detachable fixing plate 12 thereon, the bottom of the fixing plate 12 defines an assembly groove 120, the limit pin 71 is disposed between the machine body 10 and the fixing plate 12 and can be vertically movably disposed in the assembly groove 120, and further specifically, after the limit pin 71 is assembled in place, the lower end of the limit pin 71 can be exposed out of the upper edge of the opening 101 of the machine body 10. The second elastic member 72 is preferably a spring, which is disposed in the mounting groove 120 of the fixing plate 12 and abuts against the upper end of the stopper pin 71, so that the lower end of the stopper pin 71 always has a tendency to be exposed out of the upper edge of the opening 101 of the machine body 10, and the top of the pot body 20 corresponds to the stopper pin 71 and has a stopper slot 220 into which the lower end of the stopper pin 71 is inserted.

Referring to fig. 3, the front region of the circumferential edge of the pot body 20 is provided with a semi-closed second avoiding groove 22 with a notch facing backwards (inside the pot body 20), the bottom surface of the second avoiding groove 22 is provided with a limiting protrusion 23 protruding upwards, the limiting protrusion 23 extends along the width direction of the second avoiding groove 22, and thus the limiting protrusion 23 and the second avoiding groove 22 together define the limiting clamping groove 220. In order to enable the limit pin 71 of the locking assembly to smoothly slide into the limit slot 220 in the process that the pot body 20 enters the pot body placing cavity 100 of the machine body 10 and smoothly disengage from the limit slot 220 in the process that the pot body 20 moves out of the pot body placing cavity 100 of the machine body 10, the front side wall of the limit protrusion 23 is inclined upward from front to back and the rear side wall is inclined downward from front to back, so that the rear side wall of the limit protrusion 23 forms a first guide inclined surface 231 and the front side wall forms a second guide inclined surface 232, that is, the cross section of the limit protrusion 23 is of a structure with a small top and a large bottom.

In this embodiment, when a user places pot 20 into pot placing cavity 100 of machine body 10, and after pot 20 is placed in place, the locking assembly can firmly lock pot 20 and machine body 10, so that pot 20 cannot easily fall off relative to machine body 10, and bar-shaped rib 210 of pot 20 can firmly keep the tendency of pressing upward against the lower end of the trigger rod of the pot detection device, so that micro switch 61 is effectively kept in a triggered state, and normal operation of the air fryer is ensured.

Claims

1. An air fryer comprising:

the device comprises a machine body (10) and a control device, wherein the machine body is provided with a pot body placing cavity (100) and a mounting cavity (102) positioned above the pot body placing cavity (100);

the pot body (20) is placed in the pot body placing cavity (100) and can be taken out of the pot body placing cavity (100);

the heating unit (31) is arranged in the mounting cavity (102);

the air supply unit comprises a fan assembly (32), and the fan assembly (32) is arranged in the mounting cavity (102) and is positioned above the heating unit (31);

the method is characterized in that: the oil filter is characterized by further comprising two oil filter screens arranged in the installation cavity (102), namely a first oil filter screen (51) and a second oil filter screen (52), wherein the first oil filter screen (51) is shielded below the heating unit (31), and the second oil filter screen (52) is positioned between the heating unit (31) and the fan assembly (32) so as to shield the fan assembly (32).

2. An air fryer according to claim 1, wherein: the mounting cavity (102) is internally provided with a heat shield (40), the heat shield (40) is provided with a concave area (41) which is formed by locally concave upward, the heating unit (31) and the fan assembly (32) are arranged in the concave area (41), the first oil filter screen (51) is covered at the position of a notch of the concave area (41), the second oil filter screen (52) is arranged in the concave area (41), and the heating unit (31) is isolated from the fan assembly (32).

3. An air fryer according to claim 2, wherein: the wall of the heat shield (40) is provided with a step limiting portion (42), the second oil filter screen (52) is arranged on the step limiting portion (42) and divides a concave area (41) of the heat shield (40) into a first cavity (411) located at the upper portion and a second cavity (412) located at the lower portion, the fan assembly (32) is arranged in the first cavity (411), and the heating unit (31) is arranged in the second cavity (412).

4. An air fryer according to any one of claims 1-3, wherein: the machine body (10) is an integral piece, an opening (101) communicated with the pot body placing cavity (100) for the pot body (20) to go in and out is formed in the side portion of the machine body (10), and the pot body is arranged in the pot body placing cavity (100) of the machine body in a drawing mode.

5. An air fryer according to claim 4, wherein: still include pot body detection device, this pot body detection device includes:

the microswitch (61) is arranged on the machine body (10) and is electrically connected with the control system;

the trigger piece (62) is movably arranged on the machine body (10) and at least partially exposed out of the inner wall surface of the pot body placing cavity (100) in a natural state, so that when the pot body (20) moves in place, the trigger piece is pressed by the pot body (20) to trigger the microswitch (61);

the first elastic piece (63) acts on the trigger piece (62) and enables the trigger piece (62) to always have the tendency of exposing the inner wall surface of the pot body placing cavity (100) of the machine body (10); the trigger piece (62) is a trigger rod which is vertically movably constrained on the machine body (10), and the lower end of the trigger rod is exposed out of the upper edge of the opening (101) of the machine body (10) in a natural state.

6. An air fryer according to claim 5, wherein: the trigger mechanism is characterized by further comprising a fixed seat (64) arranged on the machine body (10), the microswitch (61) is arranged on the fixed seat (64), the fixed seat (64) is further provided with a movable cavity (640), the trigger rod is movably constrained in the movable cavity (640) along the axial direction of the trigger rod, and the lower end of the trigger rod sequentially penetrates through the fixed seat (64) and the machine body (10) to be exposed out of the upper edge of the opening (101) of the machine body (10); the microswitch (61) is arranged on the fixed seat (64) and positioned on one side deviating from the axis of the trigger rod, the side wall of the trigger rod is also provided with a trigger part (620) protruding towards one side where the trigger part of the microswitch (61) is positioned, and the upper part of the trigger part (620) is provided with a first inclined surface (621) which gradually inclines outwards from top to bottom.

7. An air fryer according to claim 6, wherein: the utility model discloses a pot body, including organism (10), the bottom surface of last border of opening (101) of organism (10) has first guide way (11), the extending direction of this first guide way (11) with the business turn over direction of the pot body (20) is unanimous, the lower extreme of trigger bar corresponds and exposes the bottom surface of first guide way (11), the upper portion of the pot body (20) correspond to first guide way (11) have bar protruding muscle (210), the extending direction of this bar protruding muscle (210) is unanimous with the extending direction of first guide way (11), when the pot body (20) get into in the pot body of organism (10) places chamber (100), bar protruding muscle (210) get into in first guide way (11) to upwards support and press the trigger bar.

8. An air fryer according to claim 5, wherein: still including being used for with the pot body (20) is relative after putting in place organism (10) carry out the hasp subassembly of locking, the hasp subassembly includes spacer pin (71) and second elastic component (72), spacer pin (71) vertically movably retrain on organism (10), under natural state, the lower extreme of spacer pin (71) is exposed the last border of opening (101) of organism (10), second elastic component (72) are located on organism (10), and act on spacer pin (71), and make the lower extreme of spacer pin (71) has all the time and exposes the trend at the last border of opening (101) of organism (10), the top of the pot body (20) corresponds to spacer pin (71) has the confession the lower extreme card of spacer pin (71) is gone into spacing draw-in groove (220) wherein.

9. An air fryer according to any one of claims 1-3, wherein: the machine body (10) comprises a base body and a cover body, wherein the base body is provided with a pot body placing cavity (100), the cover body is provided with a mounting cavity (102), the cover body is connected to the base body in a turnover mode and can be opened or closed, the pot body placing cavity (100) is formed, and the heating unit (31), the air supply unit, the first oil filter screen (51) and the second oil filter screen (52) are arranged on the cover body.

10. An air fryer according to any one of claims 1-3, wherein: the inner bottom wall of the pot body (20) is provided with an upward extending flange (81) with a closed circumference, and the area enclosed by the flange (81) forms a water injection area (80) for containing water.