Multipurpose cooking utensil

By designing multi-purpose cooking appliances, the installation and disassembly of containers and main units are made convenient, solving the problems of single appliances taking up space and being complicated to use, and realizing a multi-functional, safe and convenient kitchen solution.

CN223682406UActive Publication Date: 2025-12-19杨振巧
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Patent Information

Application Number
CN202423282825.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-30
Publication Date
2025-12-19
Estimated Expiration
2034-12-30

AI Technical Summary

Technical Problem

Single appliances such as air fryers, dehydrators, and electric cookers occupy kitchen space and are used infrequently, leading to complicated usage.

Method used

Design a multi-purpose cooking appliance, including a main unit and detachable first and second cooking containers. The containers are easily installed and removed from the main unit through a locking device. It has multiple functions such as an air fryer, dryer, or frying pan, and features foolproof design and safety protection.

Benefits of technology

It saves kitchen space, increases the frequency of use of the main unit, simplifies operation, enhances safety and convenience, and is easy to clean.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a multipurpose cooking utensil which comprises a main machine, a first cooking container and a second cooking container, any one of the first cooking container and the second cooking container is used in cooperation with the main machine, after the main machine is inverted, a matching table is inserted into a first inlet downwards, the matching table is arranged on a second matching step, and a lock hook part and a first buckling groove are locked. The heating device downwards heats the inner cavity of the first cooking container through the first opening and the first inlet; the second cooking container is located on the matching table through the third matching step, the lock hook part and the second buckling groove are locked, and the heating device heats the second cooking container or the inner cavity of the second cooking container. According to the utility model, the first cooking container or the second cooking container is matched with the main machine to realize the purposes of an air fryer, a dryer or a frying pan and the like, the kitchen space is saved, the use frequency of the main machine is improved, and the carrying and storage operations are reduced.
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Description

TECHNICAL FIELD

[0001] The utility model relates to domestic kitchen cooking electric appliance technical field, concretely relates to a multipurpose cooking utensil. BACKGROUND

[0002] At present, air fryer, dried fruit machine, electric boiling pot on the market are basically single electric appliance, if the consumer has these electric appliances simultaneously, leading to kitchen space being occupied by a large number of electric appliances, even the space is limited and cannot accommodate so many electric appliances.Moreover, the use frequency of single kind of electric appliance is lower, and the user often needs to take out and use after storing in the cabinet, and the use process is more complicated. INVENTION CONTENTS

[0003] The utility model aims at providing a multipurpose cooking utensil with multiple use functions.

[0004] The utility model is realized as follows.

[0005] A multipurpose cooking utensil, comprising a host, a first cooking container and a second cooking container, any one of the first cooking container and the second cooking container is used in cooperation with the host,

[0006] The top surface of the host is provided with a cooperation table, a first cooperation step is formed between the periphery of the cooperation table and the top surface of the host, a heating device and an air guide device are arranged in the host, the first cooperation step is provided with a first opening, the host is provided with a locking device, and the locking device is provided with a locking hook part corresponding to the first cooperation step;

[0007] The top surface of the first cooking container is provided with a first inlet, a second cooperation step is formed between the top surface of the first cooking container and the first inlet, the second cooperation step is provided with a first buckle groove, the cooperation table is inserted into the first inlet downward after the host is inverted, the cooperation table is arranged on the second cooperation step, the locking hook part and the first buckle groove are locked, and the heating device heats the inner cavity of the first cooking container downward through the first opening and the first inlet;

[0008] The bottom surface of the second cooking container is provided with a third cooperation step, the bottom of the second cooking container is provided with a second buckle groove, the second cooking container is arranged on the cooperation table through the third cooperation step, the locking hook part and the second buckle groove are locked, and the heating device heats the second cooking container or the inner cavity of the second cooking container.

[0009] The utility model realizes purposes such as air fryer or drying machine or frying and boiling pot through cooperation of the first cooking container or the second cooking container with one host, saves kitchen space, improves the use frequency of the host, reduces the moving and storing operation, and is easy to disassemble and install, and the first cooking container is convenient to clean.

[0010] Further, the locking device comprises a moving part and a return spring, the moving part is movably arranged in the main machine, the first matching step side is provided with a first clearance hole, the moving part is provided with the locking hook part movably arranged in the first clearance hole, the main machine side is provided with a second clearance hole, the moving part is provided with a manual part movably arranged in the second clearance hole, the return spring pushes the moving part to move by the elastic force, so that the locking hook part penetrates out of the first clearance hole and is inserted into the first buckle groove or the second buckle groove, and the manual part is pressed, the moving part compresses the return spring and drives the locking hook part to be separated from the first buckle groove or the second buckle groove.

[0011] The first cooking container or the second cooking container is simple in installation and dismounting structure of the main machine and convenient to use.

[0012] The main machine side is provided with a handle part, and the handle part is provided with the second clearance hole.

[0013] The handle part hides the manual part, so that the manual part is not touched by mistake, and use is safer.

[0014] The matching table is provided with a positioning groove, and the corresponding second matching step and third matching step are respectively provided with a positioning plug, and the positioning plug is inserted into the positioning groove.

[0015] The first cooking container or the second cooking container is provided with an anti-fumble design, and the locking device and the second buckle groove or the first buckle groove are locked.

[0016] The main machine is provided with a touch switch, a touch end of the touch switch extends out of the matching table top surface, the second matching step or the third matching step touches the touch end, and the touch switch controls the heating device to be powered on.

[0017] When the first cooking container or the second cooking container is not installed, the main machine cannot work, and use is safer.

[0018] The matching table top surface is concave and provided with a mounting groove, the mounting groove opening constitutes the first opening, a heating section of the heating device is arranged in the mounting groove, an electricity connection section of the heating device extends into the main machine through the bottom of the mounting groove, the air guiding device comprises a motor, a heat dissipation fan and a guide fan, the guide fan is arranged between the bottom of the mounting groove and the heating section of the heating device, the motor and the heat dissipation fan are arranged in the main machine, an output shaft of the motor is in transmission connection with the heat dissipation fan and the guide fan at the same time, and the guide fan guides airflow to pass through the heating section of the heating device and is discharged from the first opening.

[0019] The main machine back surface is provided with a heat dissipation port, the main machine bottom surface is provided with an air inlet, and the mounting groove side wall is provided with a communication port corresponding to the heat dissipation port, so that the airflow in the mounting groove is discharged from the heat dissipation port through the communication port, and the air inlet and the heat dissipation port are communicated to form a heat dissipation channel of the control device and the motor in the main machine.

[0020] The main machine is easy to dissipate heat, so that the internal working environment temperature is not high, and the normal operation of electrical elements is affected. The mounting groove can also dissipate heat, so that the temperature of the heating device is not too high.

[0021] The host back surface is provided with a baffle plate below the heat dissipation opening, the baffle plate is located between the air inlet and the heat dissipation opening, the host bottom surface is provided with a stepped hole communicating with the host inner cavity, and a shielding plate is arranged on the stepped hole, and a gap between the shielding plate and the stepped hole forms the air inlet.

[0022] The baffle plate prevents the hot air discharged from the heat dissipation opening from flowing directly to the air inlet direction, improves the heat dissipation effect, and the air inlet is designed to be hidden, so that foreign matters are not easy to enter the host inner cavity.

[0023] The first cooking container comprises an outer shell and an inner container arranged in the outer shell, a heat insulation cavity is formed between the outer shell and the inner container, a second matching step is formed between the top of the outer shell and the inner container, a first buckle groove is arranged on the side of the second matching step, and a gasket is arranged on the bottom surface of the second matching step; after the host is inverted and the matching table is inserted into the first inlet, the matching table is arranged on the gasket, and the first cooking container and the host form an air fryer.

[0024] The first cooking container is simple in structure, convenient to use, and easy to clean the inner cavity of the inner container.

[0025] The second cooking container is at least one drying layer rack, a fixing groove is concave on the bottom surface of the lowermost drying layer rack, a third matching step is formed between the bottom surface and the side wall of the fixing groove, a second buckle groove is arranged on the side wall of the fixing groove, and a plurality of ventilation holes communicating with the inner cavity of the drying layer rack are arranged on the bottom surface of the fixing groove; the second cooking container is arranged on the matching table of the host through the fixing groove, and the second cooking container and the host form a drying machine.

[0026] The second cooking container is a pot, a fixed surrounding wall extends downward from the bottom surface of the pot, the third matching step is formed between the outer periphery of the fixed surrounding wall and the bottom surface of the pot, an ear portion extending downward is arranged on the bottom surface of the pot outside the fixed surrounding wall, and the second buckle groove is arranged on the ear portion; the second cooking container is arranged on the matching table of the host, the fixed surrounding wall is inserted into the first opening, the locking hook portion is inserted into the second buckle groove of the ear portion, the bottom surface of the pot is in abutment or close to the heating section of the heating device, and the second cooking container and the host form a cooking appliance with at least frying and boiling functions.

[0027] The first cooking container or the second cooking container is matched with one host to realize purposes such as an air fryer or a drying machine or a frying and boiling pot, kitchen space is saved, the use frequency of the host is improved, and the moving and storage operation is reduced. Moreover, the first cooking container is easy to clean, the first cooking container or the second cooking container and the host are easy to install and disassemble, the installation and disassembly structure operation is simple and convenient to use, and the anti-fumble design is provided. The baffle plate prevents the hot air discharged from the heat dissipation opening from flowing directly to the air inlet direction, improves the heat dissipation effect, and the air inlet is designed to be hidden, so that foreign matters are not easy to enter the host inner cavity. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1A perspective view of the host and the first cooking container in use according to the first embodiment.

[0029] Figure 2 An installation view of the host and the first cooking container according to the first embodiment.

[0030] Figure 3 A cross-sectional view of the host and the first cooking container in use according to the first embodiment. Figure 1

[0031] A cross-sectional view of the host and the first cooking container in use according to the first embodiment. Figure 4 Figure 1 A perspective view of the host according to the first embodiment.

[0032] Figure 5 A perspective view of the host and the second cooking container (drying shelf) in use according to the first embodiment.

[0033] Figure 6 An installation view of the host and the second cooking container (drying shelf) according to the first embodiment.

[0034] Figure 7 A cross-sectional view of the host and the second cooking container (drying shelf) in use according to the first embodiment.

[0035] Figure 8 Figure 6 A cross-sectional view of the host and the second cooking container (drying shelf) in use according to the first embodiment.

[0036] Figure 9 A cross-sectional view of the host and the second cooking container (drying shelf) in use according to the first embodiment. Figure 6

[0037] A perspective view of the host and the second cooking container (pot) in use according to the first embodiment. Figure 10

[0038] An installation view of the host and the second cooking container (pot) according to the first embodiment. Figure 11

[0039] A cross-sectional view of the host and the second cooking container (pot) in use according to the first embodiment. Figure 12 Figure 10 A cross-sectional view of the host and the second cooking container (pot) in use according to the first embodiment.

[0040] Figure 13 Figure 10 A cross-sectional view of the host and the second cooking container (pot) in use according to the first embodiment.DETAILED DESCRIPTION

[0041] The utility model will be further described below in combination with the drawings and embodiments.

[0042] Embodiment one, referring to Figures 1-13 A multi-purpose cooking appliance according to the first embodiment, which comprises a host 1, a first cooking container 2 and a second cooking container 3.

[0043] ​​​​The top surface of the main machine 1 is provided with a matching table 11, the matching table 11 is provided with a positioning groove 12, a first matching step 13 is formed between the periphery of the matching table 11 and the top surface of the main machine 1, and the main machine 1 is provided with a heating device 4 and an air guiding device 5. The first matching step 13 is provided with a first opening 14, the main machine 1 is provided with a locking device 6, and the locking device 6 is provided with a locking hook portion 61 corresponding to the first matching step 13.

[0044] Specifically, the locking device 6 comprises an action member 62 and a return spring (not shown in the figure). The action member 62 is movably arranged in the main machine 1, the first matching step 13 is provided with a first accommodating hole 15, the action member 62 is provided with the locking hook portion 61 movably arranged in the first accommodating hole 15, the main machine 1 is provided with a second accommodating hole 16, the action member 62 is provided with a manual portion 63 movably arranged in the second accommodating hole 16, and the action member 62 is pushed to move by the elastic force of the return spring until the action member 62 abuts against the matching table 11. The locking hook portion 61 is inserted into the first buckle groove 24 or the second buckle groove 33 through the first accommodating hole 15, the manual portion 63 is pressed, the action member 62 is compressed to drive the locking hook portion 61 to be separated from the first buckle groove 24 or the second buckle groove 33. Preferably, the main machine 1 is provided with a handle portion 17, the second accommodating hole 16 is arranged in the handle portion 17, and the manual portion 63 does not protrude out of the handle portion 17.

[0045] The top surface of the matching table 11 is concavely provided with a mounting groove 10, the opening of the mounting groove 10 constitutes the first opening 14, the heating section of the heating device 4 is arranged in the mounting groove 10, and the power connection section of the heating device 4 extends into the main machine 1 through the bottom of the mounting groove 10. The main machine 1 is provided with a touch switch 7, the touch end of the touch switch 7 extends out of the top surface of the matching table 11, the second matching step 23 or the third matching step 31 touches the touch end, and the touch switch 7 controls the power supply of the heating device 4. Preferably, the heating device 4 is a heating pipe, the heating section of the heating device 4 is coiled at the first opening 14, and the heating section of the heating device 4 is arranged flush with the top surface of the matching table 11.

[0046] The air guide device 5 comprises a motor 51, a heat dissipation fan 53 and a guide fan 54. The guide fan 54 is arranged between the bottom of the mounting groove 10 and the heating section of the heating device 4, the motor 51 and the heat dissipation fan 53 are arranged in the main machine 1, the output shaft of the motor 51 is in transmission connection with the heat dissipation fan 53 and the guide fan 54. The back of the main machine 1 is provided with a heat dissipation opening 18, the bottom of the main machine 1 is provided with an air inlet 19, the side wall of the mounting groove 10 is provided with a communication opening 100 corresponding to the heat dissipation opening 18, and the airflow in the mounting groove 10 is discharged from the heat dissipation opening 18 through the communication opening 100. The guide fan 54 guides the airflow to flow through the heating section of the heating device 4 and is discharged from the first opening 14. The heat dissipation fan 53 guides the airflow to flow from the air inlet 19 and the heat dissipation opening 18, forming a heat dissipation channel of the control device 104 and the motor 51 in the main machine 1. The back of the main machine 1 is provided with a baffle 101 below the heat dissipation opening 18. Preferably, the bottom of the main machine 1 is provided with a stepped hole 102 communicating with the cavity in the main machine 1, and a shielding plate 103 is arranged on the stepped hole 102. The gap between the shielding plate 103 and the stepped hole 102 constitutes the air inlet 19.

[0047] The main machine 1 is provided with a fixing cover 52, the motor 51 is fixed on the fixing cover 52, and the heat dissipation fan 53 is arranged between the fixing cover 52 and the bottom of the mounting groove 10 to form a separate cavity 50, that is, the fixing cover 52 separates the heat dissipation fan 53 and the motor 51, and one end of the fixing cover 52 guides the airflow of the heat dissipation fan 53 to flow to the heat dissipation opening 18, that is, one side of the separate cavity 50 is communicated with the heat dissipation opening 18. The fixing cover 52 is provided with a through hole 55 for the output shaft of the motor 51 to pass through, and the air inlet 19 and the heat dissipation opening 18 are communicated through the through hole 55, that is, the separate cavity 50 is communicated with the cavity where the motor 51 is arranged through the through hole 55. To some extent, the fixing cover 52 avoids the hot airflow in the mounting groove 10 to flow to the motor 51, and the fixing cover 52 also has the function of blocking the heat of the heating device 4.

[0048] Referring to Figures 1-5 As shown in the figure, the top of the first cooking container 2 is provided with a first inlet 20, and the top of the first cooking container 2 and the first inlet 20 form a second matching step 23.

[0049] Specifically, the first cooking container 2 comprises an outer shell 21 and an inner container 22 arranged in the outer shell 21, and a heat insulation cavity 26 is formed between the outer shell 21 and the inner container 22. The top of the outer shell 21 and the inner container 22 is provided with the second matching step 23, the side of the second matching step 23 is provided with a first buckle groove 24, and the bottom of the second matching step 23 is provided with a gasket 25. The gasket 25 avoids damage to the first cooking container 2 and the main machine 1 due to collision. After the main machine 1 is inverted and the matching table 11 is inserted into the first inlet 20, the matching table 11 is seated on the gasket 25, the positioning plug 32 is inserted into the positioning groove 12, the locking hook part 61 is locked with the first buckle groove 24, and the heating device 4 heats the cavity of the first cooking container 2 downward through the first opening 14 and the first inlet 20, forming an air fryer. The inner container 22 is provided with a detachable frying basket 27.

[0050] The bottom surface of the second cooking container 3 is provided with a third mating step 31, the third mating step 31 is provided with a positioning insert 32, the bottom of the second cooking container 3 is provided with a second locking groove 33, the second cooking container 3 sits on the mating platform 11 through the third mating step 31, the locking hook part 61 and the second locking groove 33 are locked, and the heating device 4 heats the second cooking container 3 or the inner cavity of the second cooking container 3.

[0051] See Figures 6-9 As shown, the second cooking container 3 is a drying rack 8 with at least one layer. The bottom of the lowest drying rack 8 has a recessed fixing groove 81. The third mating step 31 is formed between the bottom of the fixing groove 81 and the side wall. The side wall of the fixing groove 81 is provided with the second fastening groove 33. The bottom of the fixing groove 81 is provided with several ventilation holes 80 that communicate with the inner cavity of the drying rack 8. The second cooking container 3 sits on the mating platform 11 of the main unit 1 through the fixing groove 81. The second cooking container 3 and the main unit 1 form a dryer.

[0052] The bottom of the fixing groove 81 is provided with a hollow part 82, and a metal plate frame 83 is provided in the drying rack 8 corresponding to the hollow part 82. The metal plate frame 83 is provided with the ventilation hole 80, and the heating section of the heating device 4 abuts against the metal plate frame 83.

[0053] See Figures 10-13 As shown, the second cooking container 3 can also be a pot 9. A fixed wall 91 extends downwards from the bottom of the pot 9, forming the third mating step 31 between the outer periphery of the fixed wall 91 and the bottom surface of the pot 9. The bottom surface of the pot 9 has a downwardly extending ear 92 outside the fixed wall 91, with the second locking groove 33 on the ear 92. The second cooking container 3 sits on the mating platform 11 of the main unit 1. The fixed wall 91 is inserted into the first opening 14, achieving radial positioning of the second cooking container 3 and the main unit 1. The locking hook 61 is inserted into the second locking groove 33 of the ear 92, achieving axial positioning of the second cooking container 3 and the main unit 1. The bottom surface of the pot 9 and the heating section of the heating device 4 are abutted or close to each other. The second cooking container 3 and the main unit 1 form a cooking utensil with frying, boiling, and baking functions, the specific use depending on the depth of the pot 9's cavity.

[0054] In this invention, either the first cooking container 2 or the second cooking container 3 is used in conjunction with the main unit 1.

[0055] The terms used in this utility model, such as "first," "second," etc., do not indicate any order, quantity, or importance, but are only used for distinction.

[0056] In this invention, terms such as "a" or "an" are used to indicate not a limitation on the quantity, but rather to indicate the existence of at least one of the mentioned objects.

[0057] As the terms indicating the direction or position used in the present utility model: front end, rear end, top, bottom, side, longitudinal, transverse, middle, center, outer, inner, horizontal, vertical, left, right, upper, lower, etc. means to reflect the relative position, not the absolute position.

[0058] As the terms used in the present utility model: approximately, overall, approximately, similar, etc. is to indicate the limiting terms that there are characteristics but allow certain deviations. The amount allowed to deviate can vary depending on the specific context.

Claims

1. A multi-purpose cooking utensil, characterized in that, Includes a main unit (1), a first cooking container (2), and a second cooking container (3), wherein either the first cooking container (2) or the second cooking container (3) is used in conjunction with the main unit (1). The main unit (1) has a mating platform (11) on its top surface. A first mating step (13) is formed between the periphery of the mating platform (11) and the top surface of the main unit (1). The main unit (1) is equipped with a heating device (4) and a wind guide device (5). The first mating step (13) has a first opening (14). The main unit (1) is equipped with a locking device (6). The locking device (6) has a locking hook (61) corresponding to the first mating step (13). The top surface of the first cooking container (2) is provided with a first inlet (20), and a second mating step (23) is formed between the top surface of the first cooking container (2) and the first inlet (20). The second mating step (23) is provided with a first locking groove (24). After the main unit (1) is inverted, the mating platform (11) is inserted into the first inlet (20) facing downwards. The mating platform (11) is placed on the second mating step (23). The locking hook (61) and the first locking groove (24) are locked. The heating device (4) heats the inner cavity of the first cooking container (2) downwards through the first opening (14) and the first inlet (20). The bottom surface of the second cooking container (3) is provided with a third mating step (31), and the bottom of the second cooking container (3) is provided with a second locking groove (33). The second cooking container (3) sits on the mating platform (11) through the third mating step (31), and the locking hook (61) and the second locking groove (33) are locked. The heating device (4) heats the second cooking container (3) or the inner cavity of the second cooking container (3).

2. The multi-purpose cooking utensil according to claim 1, characterized in that, The locking device (6) includes an actuating element (62) and a return spring. The actuating element (62) is movably disposed inside the main unit (1). A first clearance hole (15) is provided on the side of the first mating step (13). The actuating element (62) is provided with a locking hook part (61) that moves within the first clearance hole (15). A second clearance hole (16) is provided on the side of the main unit (1). The actuating element (62) is provided with a manual part (63) that moves within the second clearance hole (16). The elastic force of the return spring pushes the actuating element (62) to move, causing the locking hook part (61) to pass through the first clearance hole (15) and insert into the first latching groove (24) or the second latching groove (33). When the manual part (63) is pressed, the actuating part (62) compresses the reset spring and drives the locking hook part (61) to disengage from the first locking groove (24) or the second locking groove (33).

3. The multi-purpose cooking utensil according to claim 2, characterized in that, The main unit (1) has a handle (17) on its side, and the handle (17) has a second clearance hole (16).

4. The multi-purpose cooking utensil according to claim 1, characterized in that, The mating platform (11) is provided with a positioning groove (12), and the corresponding second mating step (23) and third mating step (31) are respectively provided with positioning blocks (32), which are inserted into the positioning groove (12).

5. The multi-purpose cooking utensil according to claim 1, characterized in that, The main unit (1) is equipped with a touch switch (7). The touch end of the touch switch (7) extends out of the top surface of the mating platform (11). The second mating step (23) or the third mating step (31) touches the touch end, and the touch switch (7) controls the heating device (4) to be powered on.

6. The multi-purpose cooking utensil according to claim 1, characterized in that, The mounting plate (11) has a recessed mounting groove (10) on its top surface. The opening of the mounting groove (10) forms the first opening (14). The heating section of the heating device (4) is fixed in the mounting groove (10). The power connection section of the heating device (4) extends through the bottom of the mounting groove (10) into the main unit (1). The air guide device (5) includes a motor (51), a cooling fan (53), and a guide fan (54). The guide fan (54) is located between the bottom of the mounting groove (10) and the heating section of the heating device (4). The motor (51) and the cooling fan (53) are located in the main unit (1). The output shaft of the motor (51) is simultaneously connected to the cooling fan (53) and the guide fan (54). The guide fan (54) guides the airflow through the heating section of the heating device (4) and discharges it from the first opening (14). The back of the main unit (1) is provided with a heat dissipation vent (18), the bottom surface of the main unit (1) has an air inlet (19), and the side wall of the mounting groove (10) is provided with a connecting port (100) corresponding to the heat dissipation vent (18). The airflow in the mounting groove (10) is discharged from the heat dissipation vent (18) through the connecting port (100). The air inlet (19) and the heat dissipation vent (18) are connected to form a heat dissipation channel for the control device (104) and the motor (51) inside the main unit (1).

7. The multi-purpose cooking utensil according to claim 6, characterized in that, A baffle plate (101) is provided on the back of the host (1) below the heat dissipation port (18). The baffle plate (101) is located between the air inlet (19) and the heat dissipation port (18). A stepped hole (102) is provided on the bottom surface of the host (1) to connect to the inner cavity of the host (1). A shield plate (103) is provided on the stepped hole (102). The gap between the shield plate (103) and the stepped hole (102) constitutes the air inlet (19).

8. The multi-purpose cooking utensil according to claim 1, characterized in that, The first cooking container (2) includes an outer shell (21) and an inner liner (22) disposed inside the outer shell (21). A heat-insulating cavity (26) is formed between the outer shell (21) and the inner liner (22). A second mating step (23) is formed between the top of the outer shell (21) and the top of the inner liner (22). The first snap groove (24) is provided on the side of the second mating step (23). A gasket (25) is provided on the bottom surface of the second mating step (23). After the main unit (1) is inverted and the mating platform (11) is inserted into the first inlet (20) with the mating platform (11) facing down, the mating platform (11) sits on the gasket (25). The first cooking container (2) and the main unit (1) form an air fryer.

9. The multi-purpose cooking utensil according to claim 1, characterized in that, The second cooking container (3) is a drying rack (8) with at least one layer. The bottom of the drying rack (8) has a fixed groove (81) recessed at the bottom. The third mating step (31) is formed between the bottom of the fixed groove (81) and the side wall. The side wall of the fixed groove (81) is provided with the second buckle groove (33). The bottom of the fixed groove (81) is provided with several ventilation holes (80) that connect to the inner cavity of the drying rack (8). The second cooking container (3) sits on the mating platform (11) of the main unit (1) through the fixed groove (81). The second cooking container (3) and the main unit (1) form a dryer.

10. The multi-purpose cooking utensil according to claim 1, characterized in that, The second cooking container (3) is a pot (9). The bottom surface of the pot (9) extends downward with a fixed wall (91). The third mating step (31) is formed between the outer periphery of the fixed wall (91) and the bottom surface of the pot (9). The bottom surface of the pot (9) has a downwardly extending ear (92) outside the fixed wall (91). The ear (92) has the second locking groove (33). The second cooking container (3) sits on the mating platform (11) of the main unit (1). The fixed wall (91) is inserted into the first opening (14). The locking hook (61) is inserted into the second locking groove (33) of the ear (92). The bottom surface of the pot (9) and the heating section of the heating device (4) are abutted or close to each other. The second cooking container (3) and the main unit (1) form a cooking utensil with at least frying and boiling functions.