CN116350094A - Humidification module and air fryer comprising same - Google Patents

Abstract

The invention discloses a humidifying module and an air fryer comprising the same. The humidification module includes: the box body is provided with a water storage cavity and a valve cavity; a steam part for generating steam under the action of a heat source; when the valve cavity is opened, the water storage cavity, the valve cavity and the steam part are sequentially communicated into a waterway; the valve core assembly is movably connected with the valve cavity and used for controlling the opening and closing of the valve cavity; the trigger piece extends in a direction away from the valve cavity and is positioned outside the waterway; the trigger piece is configured to elastically deform when the self temperature reaches a deformation threshold value, so as to elastically drive the valve core assembly to open the valve cavity. Therefore, the humidifying module can automatically control the generation time of steam to improve the steam effect, and has the advantages of simple structure, low production cost and small occupied volume; moreover, the trigger piece is not in direct contact with the water liquid, and the work of the trigger piece is not influenced by the water temperature, so that the opening and closing of the valve cavity can be controlled more accurately, and the trigger piece is not corroded due to long-term contact with the water liquid.

Description

Humidification module and air fryer comprising same

Technical Field

The invention relates to the technical field of household appliances, in particular to a humidifying module and an air fryer comprising the humidifying module.

Background

Some existing cooking appliances, such as air fryers, electric ovens, frying and baking machines, can cause evaporation of water in the food material when heating the food material, and the food can become dry, thereby causing a decrease in mouthfeel. Wherein, the air fryer uses high-temperature hot air to replace the hot oil in the original frying pan, the water loss of the food materials is faster after the food materials are baked by the high-temperature hot air, and the food materials have dry mouthfeel, therefore, in order to improve the cooking effect of the air fryer, a humidifying module is usually arranged in the air fryer to supplement the water for the food materials,

the existing humidifying module generally needs to be provided with a water pump to pump out water in the box body and spray the water into the cooking cavity through a nozzle so as to achieve the humidifying effect, however, the humidifying module can be higher in production cost and larger in occupied volume due to the arrangement of the water pump.

Disclosure of Invention

In order to overcome at least one defect in the prior art, the invention provides a humidifying module and an air fryer comprising the humidifying module, and aims to solve the problems of high production cost and large occupied volume of the humidifying module caused by the arrangement of a water pump.

The invention adopts the technical proposal for solving the problems that:

a humidifying module for a cooking device, comprising: the box body is provided with a water storage cavity and a valve cavity; a steam part for generating steam under the action of a heat source; when the valve cavity is opened, the water storage cavity, the valve cavity and the steam part are sequentially communicated into a waterway; the valve core assembly is movably connected with the valve cavity and used for controlling the opening and closing of the valve cavity; the trigger piece is in transmission connection with the valve core assembly, extends towards the direction away from the valve cavity and is positioned outside the waterway; the trigger piece is configured to elastically deform when the self temperature reaches a deformation threshold value, and the valve core assembly is driven to open the valve cavity by elastic force.

By adopting the scheme, when the temperature of the trigger piece does not reach the deformation threshold value of the trigger piece, the trigger piece is in an initial state and the valve cavity is closed so as to disconnect the water storage cavity and the steam part, and water stored in the water storage cavity cannot enter the steam part, so that steam is not required to be generated; the temperature of the trigger piece is gradually increased along with the gradual increase of the temperature in the cooking cavity, when the temperature of the trigger piece is increased to the deformation threshold value of the trigger piece, the trigger piece is elastically deformed to provide driving force, so that the valve core assembly is driven to open the valve cavity, at the moment, water stored in the water storage cavity can enter the steam part through the valve cavity, and the water entering the steam part is converted into steam under the action of a heat source to supplement water to food; therefore, compared with the method that the water pump is used for outputting the water in the water storage cavity to the evaporation part, the humidifying module can automatically control the generation time of the steam to improve the steam effect without manual control or additional electric control module, and has the advantages of simple integral structure, small occupied volume and easy function realization, and the production cost and the assembly cost of the whole humidifying module are effectively reduced; more importantly, the trigger piece is located outside the waterway, the trigger piece is not in direct contact with the water liquid, and the work of the trigger piece is not affected by the water temperature, so that the opening and closing of the valve cavity can be controlled more accurately, and the trigger piece is not corroded due to long-term contact with the water liquid.

According to some embodiments of the invention, the valve cavity is provided with a water through hole, and the valve cavity is communicated with the water storage cavity through the water through hole; the valve core assembly comprises a first push rod and a sealing piece; the sealing element is in transmission connection with the first push rod; the sealing element can move between a sealing position and an opening position, and the water through hole is closed when the sealing element is in the sealing position; the trigger piece can elastically drive the first push rod, and under the drive of the first push rod, the sealing piece can move to the opening position so as to open the water through hole.

According to some embodiments of the invention, the trigger member is capable of abutting against an outer sidewall of the first push rod, a guide cavity is formed in the first push rod, and the valve cavity is communicated with the steam part through the guide cavity.

According to some embodiments of the invention, the outer side wall of the first push rod protrudes towards the trigger piece with a limiting block, and the trigger piece can be abutted against the limiting block.

According to some embodiments of the invention, the valve core assembly further comprises a first elastic member, and the first elastic member is sleeved on the first push rod; when the temperature of the trigger piece does not reach the deformation threshold value of the trigger piece, the first elastic piece is configured to elastically drive the first push rod, and the sealing piece moves to the sealing position under the driving of the first push rod.

According to some embodiments of the invention, the valve cartridge assembly further comprises a second pushrod provided to the valve chamber, the seal is provided on the second pushrod, and the first pushrod is detachably abutted to the second pushrod; the second push rod can move in the valve cavity under the drive of the first push rod, and the sealing piece can move between the sealing position and the opening position under the drive of the second push rod.

According to some embodiments of the invention, the valve cartridge assembly further comprises a second elastic member disposed within the valve cavity, the second elastic member configured to compress the second pushrod against the first pushrod.

According to some embodiments of the invention, the trigger is a bimetal.

In addition, the invention also provides an air fryer, which comprises a main machine assembly and the humidifying module, wherein the main machine assembly is provided with a cooking cavity, the humidifying module is arranged on the main machine assembly, the triggering piece is arranged in the cooking cavity, and steam generated by the steam part can enter the cooking cavity.

According to some embodiments of the invention, the housing is removably coupled to the host assembly.

Drawings

FIG. 1 is a schematic illustration of an air fryer (seal in sealed position) in accordance with an embodiment of the invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is a schematic illustration of the configuration of an air fryer (seal in open position) in accordance with an embodiment of the invention;

FIG. 4 is an enlarged view of part B of FIG. 3;

fig. 5 is a schematic diagram of an exploded structure of a humidifying module (evaporation portion not shown) according to an embodiment of the present invention.

Wherein the reference numerals have the following meanings:

1-box, 11-water storage cavity, 12-valve cavity, 2-steam part, 3-valve core assembly, 31-first push rod, 311-guide cavity, 312-stopper, 313-guide rib, 314-positioning block, 32-sealing element, 33-first elastic element, 34-second push rod, 35-second elastic element, 4-trigger element, 5-host machine assembly, 51-cooking cavity, 6-case lid.

Detailed Description

For a better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present invention and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The invention is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1 to 5, the present invention discloses a humidifying module applied to a cooking device, which can supplement moisture to food materials when needed to improve the taste of the food materials. The cooking device may be, but is not limited to, an air fryer or an electric oven or a fry roaster, etc. Therefore, the invention also discloses an air fryer comprising the humidifying module, the air fryer comprises a main machine assembly 5, the main machine assembly 5 is provided with a cooking cavity 51, the humidifying module is arranged on the main machine assembly 5, and steam generated by the humidifying module can enter the cooking cavity 51.

As shown in fig. 2, 4 and 5, further, in the present embodiment, the humidifying module includes a case 1, a steam part 2 and a trigger 4. The box body 1 is provided with a water storage cavity 11 and a valve cavity 12; the steam part 2 is used for generating steam under the action of a heat source; when the valve cavity 12 is opened, the water storage cavity 11, the valve cavity 12 and the steam part 2 are sequentially communicated into a waterway; the valve core assembly 3 is movably connected with the valve cavity 12 and used for controlling the opening and closing of the valve cavity 12; the trigger piece 4 is in transmission connection with the valve core assembly 3, and the trigger piece 4 extends in a direction away from the valve cavity 12 and is positioned outside the waterway; the trigger 4 is configured to elastically deform when its own temperature reaches a deformation threshold, so as to elastically drive the valve core assembly 3 to open the valve cavity 12.

Specifically, the deformation threshold of the trigger member 4 may be 175 ℃, 180 ℃, 185 ℃ or the like, and the deformation threshold is only required according to actual production requirements and is not limited herein.

By adopting the above scheme, when the temperature of the trigger piece 4 does not reach the deformation threshold of the trigger piece, the trigger piece 4 is in an initial state and the valve cavity 12 is closed so as to disconnect the water storage cavity 11 and the steam part 2, and water stored in the water storage cavity 11 cannot enter the steam part 2, so that steam is not required to be generated; as the temperature in the cooking cavity 51 is gradually increased, the temperature of the trigger piece 4 is also gradually increased, when the temperature of the trigger piece 4 is increased to the deformation threshold value of the trigger piece, the trigger piece 4 is elastically deformed to provide driving force, so as to drive the valve core assembly 3 to open the valve cavity 12, at the moment, water stored in the water storage cavity 11 can enter the steam part 2 through the valve cavity 12, and the water entering the steam part 2 is converted into steam under the action of a heat source to supplement water for food; therefore, compared with the method that the water pump is used for outputting the water in the water storage cavity 11 to the evaporation part, the humidifying module can automatically control the generation time of the steam to improve the steam effect without manual control or additional electric control module, and has the advantages of simple integral structure, small occupied volume and easy function realization, and the production cost and the assembly cost of the whole humidifying module are effectively reduced; more importantly, the trigger piece 4 is positioned outside the waterway, the trigger piece 4 is not in direct contact with water, the work of the trigger piece 4 is not affected by water temperature, so that the opening and closing of the valve cavity 12 can be controlled more accurately, and the trigger piece 4 is not corroded due to long-term contact with the water.

Furthermore, it can be understood that the heat source does not need to heat the whole box body 1 of the humidifying module, but heats the water liquid entering the steam part 2, the water quantity entering the steam part 2 is far smaller than the water quantity in the box body 1, and the efficiency of generating steam can be improved by quickly generating steam by small part of water.

Specifically, in the present embodiment, the humidification module further includes a case cover 6, and the case cover 6 may be provided to cover the case 1.

Specifically, in the present embodiment, the steam part 2 is a water receiving box; it should be noted that, in some other embodiments, the steam portion 2 may be a part of the body of the cooking cavity 51.

Preferably, in the present embodiment, in order to utilize gravitational potential energy of the water itself to facilitate smooth flow of the water, the water storage chamber 11, the valve chamber 12 and the steam part 2 are arranged in order from top to bottom in the vertical direction. Indeed, in some other embodiments, the water storage chamber 11, the valve chamber 12 and the steam portion 2 may be arranged in a horizontal direction or in an inclined direction, which is selected according to practical situations, but is not limited thereto.

Specifically, in the present embodiment, the valve chamber 12 is provided with a water passage hole, and the valve chamber 12 communicates with the water storage chamber 11 through the water passage hole; the valve core assembly 3 includes a first pushrod 31 and a seal 32; the sealing element 32 is in transmission connection with the first push rod 31; the sealing element 32 can move between a sealing position and an opening position under the driving of the first push rod 31, the water through hole is closed when the sealing element 32 is positioned at the sealing position, and the water through hole is opened when the sealing element 32 is positioned at the opening position; as shown in fig. 2 and 5, more specifically, when the temperature of the trigger member 4 reaches its deformation threshold, the trigger member 4 is elastically deformed to drive the first push rod 31 to move upwards, and at this time, the sealing member 32 can move upwards to the open position to open the water through hole under the driving of the first push rod 31.

As shown in fig. 4 and 5, further, in the present embodiment, the valve core assembly 3 further includes a first elastic member 33; as the temperature in the cooking cavity 51 gradually decreases, the temperature of the trigger piece 4 also gradually decreases, when the temperature of the trigger piece 4 is smaller than the deformation threshold value of the trigger piece, the trigger piece 4 is reset to the initial state, the first elastic piece 33 is configured to elastically drive the first push rod 31 to move downwards, and at this time, under the driving of the first push rod 31, the sealing piece 32 moves downwards to the sealing position to close the water through hole so as to disconnect the water storage cavity 11 and the evaporation part.

Further, in the present embodiment, a guide chamber 311 is formed in the first pushrod 31, and the valve chamber 12 communicates with the steam portion 2 through the guide chamber 311; when the temperature of the trigger piece 4 reaches the deformation threshold value of the trigger piece, the trigger piece 4 is elastically deformed and can be abutted against the outer side wall of the first push rod 31 to drive the first push rod 31; so configured, on the one hand, the guide chamber 311 can provide a guide for the flow of the aqueous liquid so that the aqueous liquid can flow into the steam part 2 accurately; on the other hand, the guide cavity 311 can ensure that the trigger piece 4 is not contacted with water; preferably, in the present embodiment, the guiding ribs 313 for guiding the flow of the water are further provided in the guiding cavity 311.

Referring to fig. 5, preferably, in the present embodiment, a limiting block 312 protrudes from an outer side wall of the first push rod 31 toward the trigger piece 4, when the temperature of the trigger piece 4 reaches a deformation threshold of the trigger piece, the trigger piece 4 is elastically deformed and can abut against the limiting block 312, and the limiting block 312 is used for quickly receiving a driving force from the trigger piece 4, so as to quickly drive the first push rod 31, thereby enabling the sealing piece 32 to be driven to quickly open the water hole.

As shown in fig. 2 and 5, in particular, in the present embodiment, the first elastic member 33 is sleeved on the first push rod 31 to reduce the overall occupied space, and the positioning block 314 protrudes from the outer side wall of the first push rod 31, one end of the first elastic member 33 abuts against the positioning block 314, and the other end of the first elastic member 33 abuts against the inner side wall of the assembly cavity of the host assembly 5, so as to realize the reset function of the first push rod 31.

Further, in the present embodiment, the casing 1 is detachably connected to the main assembly 5 for facilitating the water supply to the inside of the casing 1 and for facilitating the cleaning of the casing 1.

It will be appreciated that the trigger member 4, the first push rod 31 and the first elastic member 33 need to be assembled to the host assembly, so as to meet and maintain the assembly requirements of the trigger member 4, the first push rod 31 and the first elastic member 33, and ensure that the trigger member 4, the first push rod 31 and the first elastic member 33 can be continuously and stably assembled in the host assembly 5, and the trigger member 4, the first push rod 31 and the first elastic member 33 are not easy to be repeatedly assembled and disassembled.

Therefore, in order to avoid the influence of the removal of the case 1 on the assembly relationship of the trigger 4, the first push rod 31 and the first elastic member 33, and to simplify the removal operation of the case 1, it is preferable that, as shown in fig. 2, 4 and 5, in the present embodiment, the valve core assembly 3 further includes a second push rod 34, the second push rod 34 is disposed in the valve cavity 12, the sealing member 32 is disposed on the second push rod 34, and one end of the first push rod 31 is detachably abutted against one end of the second push rod 34; the second push rod 34 can move in the valve cavity 12 under the drive of the first push rod 31, and the sealing piece 32 can move between a sealing position and an opening position under the drive of the second push rod 34; in this way, on the one hand, when the case 1 is detached from the host assembly 5, the first push rod 31 and the second push rod 34 can be detached and separated relatively easily, and the first push rod 31 does not need to be separated from the host assembly 5, so that the assembly relationship among the trigger piece 4, the first push rod 31 and the first elastic piece 33 can be maintained; on the other hand, the case 1 is removed without being limited by the first push rod 31, and the case 1 can be directly removed from the host assembly 5, so that the removal operation of the case 1 is simplified.

Preferably, in this embodiment, the guiding cavity 311 partially encloses the valve chamber 12 when the first pushrod 31 moves upward to provide guiding for the first pushrod 31 and the water.

Specifically, in this embodiment, the second push rod 34 is penetrating through the water hole, and the sealing member 32 is located above the water hole and sleeved on the upper end of the second push rod 34, preferably, in this embodiment, a water leakage gap is formed between the second push rod 34 and the water hole, and the water leakage gap is between 0.1mm and 0.5mm, so that the water dripping speed can be adjusted by controlling the size of the water leakage gap, so as to improve the steam quality and the steam generating efficiency of the steam part 2.

It should be noted that, in some other embodiments, the first push rod 31 and the second push rod 34 may be an integral structure, which is selected according to actual production requirements.

Preferably, in the present embodiment, the valve core assembly 3 further includes a second elastic member 35, the second elastic member 35 is disposed in the valve cavity 12, and the second elastic member 35 is configured to relatively press the second push rod 34 against the first push rod 31; so configured, when the case 1 is loaded into the host assembly 5, the first push rod 31 and the second push rod 34 can be always kept in abutment due to the action of the second elastic member 35, so that stable and accurate transmission can be performed between the first push rod 31 and the second push rod 34.

Specifically, in the present embodiment, the second elastic member 35 is located in the valve cavity 12 and sleeved on the second push rod 34, one end of the second elastic member 35 abuts against the head of the second push rod 34, the other end of the second elastic member 35 abuts against the inner sidewall of the valve cavity 12, and when the case 1 is detached from the host assembly 5, the second elastic member 35 still can press the second push rod 34 to keep the sealing member 32 at the sealing position, so as to avoid the problem of water leakage when water is added into the water storage cavity 11.

Preferably, in the present embodiment, the sealing member 32 may be, but is not limited to, a sealing silicone ring or a sealing rubber ring, etc.

Preferably, in the present embodiment, the first elastic member 33 and the second elastic member 35 are both compression springs. It should be noted that, in some other embodiments, the first elastic member 33 and the second elastic member 35 may be, but are not limited to, elastic rubber, elastic sheet, etc., and may be selected according to actual production requirements, which is not limited herein.

Preferably, in this embodiment, the triggering element 4 is a bimetallic strip placed transversely, and the bimetallic strip is a composite material composed of two or more metals or other materials with proper performances, and the higher expansion coefficient is called an active layer and the lower expansion coefficient is called a passive layer due to different thermal expansion coefficients of the component layers; when the temperature changes, the deformation of the active layer is larger than that of the passive layer, so that the whole bimetallic strip bends towards one side of the passive layer, and the curvature of the bimetallic strip changes to generate elastic deformation. The specific materials and structures of the bimetallic strip can be customized according to different temperature requirements. Indeed, in some other embodiments, the trigger member 4 may be made of other materials with obvious thermal expansion and contraction characteristics, or materials with obvious structural changes according to temperature changes, so as to automatically control the opening and closing of the valve cavity 12 according to the temperature inside the cooking cavity 51.

Specifically, in this embodiment, the main unit assembly 5 of the air fryer further includes a first heating element and a second heating element, the first heating element is disposed at an upper portion of the cooking cavity 51, the second heating element is disposed at a lower portion of the cooking cavity 51, and the first heating element and the second heating element are both used for heating air in the cooking cavity 51, preferably, in this embodiment, in order to improve steam quality and steam generation efficiency of the steam portion 2, the steam portion 2 is disposed near one side of the first heating element.

It will be appreciated that in some extreme conditions, water in the steam part 2 may overflow and, therefore, the bottom of the cooking chamber 51 is provided with a water trough for receiving overflowed water droplets; the second heating element can also accelerate evaporation of water droplets in the water tank while reheating hot air in the cooking chamber 51.

It should be noted that, in some other embodiments, the movement direction of the trigger 4 is different, for example, the sealing member 32 is located below the water hole, when the temperature of the trigger 4 rises to the deformation threshold of the trigger 4, the trigger 4 can be elastically deformed to drive the first push rod 31 to move downwards, and under the drive of the first push rod 31, the sealing member 32 can move to the open position to open the water hole;

in summary, the humidifying module and the air fryer comprising the humidifying module disclosed by the invention have the following beneficial technical effects:

1) Compared with the method that the water pump is used for outputting the water in the water storage cavity 11 to the evaporation part, the humidifying module can automatically control the time of steam generation to improve the steam effect without manual control or additional electric control modules, and has the advantages of simple structure, low production cost and small occupied volume;

2) The trigger piece 4 is not in direct contact with the water, the work of the trigger piece 4 is not affected by the water temperature, so that the opening and closing of the valve cavity 12 can be controlled more accurately, and the trigger piece 4 is not corroded due to long-term contact with the water;

3) The first push rod 31 is internally provided with the guide cavity 311, the guide cavity 311 can provide guide for the flow of the water liquid so that the water liquid can accurately flow into the steam part 2, and the guide cavity 311 can also ensure that the trigger piece 4 is not contacted with the water liquid;

4) When the case 1 is detached from the host assembly 5, the first push rod 31 and the second push rod 34 can be detached and separated easily, and the first push rod 31 does not need to be separated from the host assembly 5, so that the assembly requirements of the trigger piece 4, the first push rod 31 and the first elastic piece 33 can be met and maintained;

5) The case 1 can be removed without being limited by the first push rod 31, and the case 1 can be directly removed from the host assembly 5, so that the removal operation of the case 1 is simplified;

6) When the case 1 is detached from the main unit assembly 5, the second elastic member 35 can still press the second push rod 34 to keep the sealing member 32 at the sealing position, so that the problem of water leakage when water is added to the water storage chamber 11 is avoided.

The technical means disclosed by the scheme of the invention is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the invention may occur to one skilled in the art without departing from the principles of the present invention and are intended to be within the scope of the present invention.

Claims (10)

1. Humidification module for cooking device, its characterized in that includes:

the box body (1) is provided with a water storage cavity (11) and a valve cavity (12);

a steam part (2) for generating steam under the action of a heat source; when the valve cavity (12) is opened, the water storage cavity (11), the valve cavity (12) and the steam part (2) are sequentially communicated into a waterway;

the valve core assembly (3) is movably connected with the valve cavity (12) and used for controlling the opening and closing of the valve cavity (12);

the trigger piece (4) is in transmission connection with the valve core assembly (3), and the trigger piece (4) extends in a direction away from the valve cavity (12) and is positioned outside the waterway; the trigger piece (4) is configured to elastically deform when the self temperature reaches a deformation threshold value, and the valve core assembly (3) is driven by elastic force to open the valve cavity (12).

2. A humidifying module according to claim 1, wherein the valve chamber (12) is provided with a water passage through which the valve chamber (12) communicates with the water reservoir (11); the valve core assembly (3) comprises a first push rod (31) and a sealing piece (32); the sealing element (32) is connected to the first push rod (31) in a transmission manner;

-the sealing member (32) being movable between a sealing position and an open position, the sealing member (32) closing the water passage aperture when in the sealing position;

the trigger piece (4) can elastically drive the first push rod (31), and the sealing piece (32) can move to the opening position to open the water through hole under the drive of the first push rod (31).

3. The humidifying module according to claim 2, wherein the trigger piece (4) can be abutted against the outer side wall of the first push rod (31), a guide cavity (311) is formed in the first push rod (31), and the valve cavity (12) is communicated with the steam part (2) through the guide cavity (311).

4. A humidifying module according to claim 3, wherein the outer side wall of the first push rod (31) protrudes towards the trigger (4) with a stopper (312), said trigger (4) being able to abut against said stopper (312).

5. The humidification module of any one of claims 2-4, wherein the valve cartridge assembly (3) further comprises a first resilient member (33); when the temperature of the trigger piece (4) does not reach the deformation threshold value of the trigger piece, the first elastic piece (33) is configured to elastically drive the first push rod (31), and the sealing piece (32) moves to the sealing position under the driving of the first push rod (31).

6. The humidification module of claim 5, wherein the valve cartridge assembly (3) further comprises a second pushrod (34), the second pushrod (34) being disposed on the valve chamber (12), the seal (32) being disposed on the second pushrod (34), the first pushrod (31) being detachably abutted to the second pushrod (34);

the second push rod (34) can move in the valve cavity (12) under the driving of the first push rod (31), and the sealing piece (32) can move between the sealing position and the opening position under the driving of the second push rod (34).

7. The humidification module of claim 6, wherein the valve cartridge assembly (3) further comprises a second resilient member (35), the second resilient member (35) disposed within the valve cavity (12), the second resilient member (35) configured to relatively compress the second pushrod (34) against the first pushrod (31).

8. A humidifying module (1) according to claim 1 or 2 or 3 or 4 or 6 or 7, wherein the trigger (4) is a bimetallic strip.

9. Air fryer, characterized in that it comprises a main frame assembly (5), and a humidifying module according to any one of claims 1-8, wherein said main frame assembly (5) is provided with a cooking chamber (51), said humidifying module is provided on said main frame assembly (5), said trigger member (4) is located in said cooking chamber (51), and steam generated by said steam portion (2) can enter said cooking chamber (51).

10. The air fryer according to claim 9, wherein said main frame assembly (5) comprises a first heat generator for heating air, said steam portion (2) being arranged close to one side of said first heat generator.

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