CN210540973U - Air fryer with good safety - Google Patents

Abstract

The utility model relates to an air that security is good explodes pot. The steam of the existing air fryer is blocked due to the outlet, so that the pressure is increased, and potential safety hazards exist. The utility model discloses an upper casing and lower casing, the upper casing lower part is equipped with the wind scooper, hot-blast subassembly and protection casing, hot-blast downwards that hot-blast subassembly produced passes through the protection casing and to complaining a pot subassembly in order to cook food, the internal water tank that is equipped with of lower casing, water pump and steam generator, steam generator passes through water pump extraction water tank water source and the steam of heating formation input culinary art chamber, steam generator's gas outlet department is equipped with the pressure release protection valve, the pressure release protection valve includes low pressure outlet and high pressure outlet, when low pressure outlet is blockked up, steam is arranged outside through the high pressure outlet. The high-pressure outlet can be automatically opened when the steam pressure exceeds a preset value, so that the stable operation of the air fryer is ensured, and the use safety is also improved.

Description

Air fryer with good safety

Technical Field

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

Background

The existing air frying pot adopts hot air to heat food materials, and the problem of single heating mode exists, so that the air frying pot with a steam generator appears on the market, hot air and steam are utilized to heat the food materials simultaneously, the heating efficiency is improved, and the taste of the food materials is also improved. Be equipped with the assembly chamber that supplies steam generator installation and the culinary art chamber that supplies to eat the material culinary art in current air is fried the pot, and the bottom in culinary art chamber is equipped with the gas-supply pipe that supplies steam to carry, and there is following defect in this kind of structure: because the gas-supply pipe is located culinary art chamber bottom for the gas outlet of outlet duct blocks up because of the foreign matter gets into easily, leads to steam generator can be because of the unable outer circumstances that appears the atmospheric pressure rising of arranging of steam, and simultaneously, current air is fried the pot and can only come control to open and stop according to culinary art intracavity temperature, and the pressure risk in the unable timely perception steam generator has the potential safety hazard.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides a pot is fried to air that security is good goes out through the gas outlet at steam generator and is equipped with the pressure release protection valve, and the pressure release protection valve can be through the high pressure outlet pressure release when steam pressure rises, ensures steam generator safety, effectively eliminates the potential safety hazard.

The utility model discloses a following mode realizes: an air fryer with good safety comprises an upper shell and a lower shell, wherein the lower part of the upper shell is provided with an air guide cover, a hot air component and a protective cover, a heating cavity for mounting the hot air component is enclosed between the air guide cover and the protective cover, the hot air component comprises a fan and a heating pipe, a cooking cavity and an assembly cavity are arranged in the lower shell, a fryer component is arranged in the cooking cavity, hot air generated by the hot air component downwards passes through the protective cover and flows to the fryer component to cook food, a water tank, a water pump and a steam generator are arranged in the assembly cavity, the steam generator pumps water in the water tank through the water pump and heats the water to form steam which is input into the cooking cavity, the air outlet of the steam generator is provided with a pressure relief protection valve which comprises a low-pressure outlet communicated with the cooking cavity and a high-pressure outlet communicated with the external space, when the low-pressure outlet is blocked, the steam pressure in the pressure relief protection valve rises and is discharged outside through the high-pressure outlet for pressure relief. Set up the pressure release protection valve of taking high pressure outlet and low pressure outlet in steam generator's steam outlet department, high pressure outlet can be opened automatically when steam pressure surpasss the default, ensures that the steam pressure in the airtight space maintains in predetermined safety range, and the condition that the airtight space takes place the damage and bursts because of steam pressure is too big has been prevented effectively to existing, ensures the air and explodes a pot steady operation, still effectively prevents that the user from taking place the condition of scalding because of contacting the steam of quadriversal diffusion, promotes the safety in utilization. The steam generator generates steam and transmits the steam to the cooking cavity through the low-pressure outlet of the pressure relief protection valve, and the steam generator, the pressure relief protection valve and the pipeline connecting the steam generator and the pressure relief protection valve enclose to form a closed space. When the low-pressure outlet is blocked due to the entry of foreign matters, the condition that the pressure rises due to the fact that steam in the sealed space cannot be discharged outside in time occurs.

Preferably, the high-pressure outlet is provided with an exhaust pipe communicated with the water tank, the top of the water tank is provided with an exhaust port, and steam output from the high-pressure outlet is exhausted into the external space after passing through the exhaust pipe, the water tank and the exhaust port in sequence. The high-pressure outlet is communicated with the water tank, and the steam released by the high-pressure outlet can be conveyed to the water tank and condensed into a water source, so that the water source is ensured to be reused, and the condition that the steam is scalded due to direct external placement is effectively prevented. The air outlet is arranged on the water tank, so that the air pressure in the water tank is ensured to be the same as the external atmospheric pressure, the condition that the air pressure rises due to the fact that discharged steam cannot be condensed in time is prevented from occurring in the water tank, the safety of the water tank is ensured, and a water supply source for the steam generator can be stably supplied to the water tank.

Preferably, the water tank is communicated with a water inlet of the water pump through a conduit, the exhaust pipe is communicated with the conduit, and the steam output from the high-pressure outlet is discharged into the external space after passing through the exhaust pipe, the conduit, the water tank and the exhaust port in sequence. The guide pipe has the functions of providing a water source for the water pump and conveying steam to the water tank, so that the pipeline structure is effectively simplified, and the assembly is convenient.

Preferably, the front end of the exhaust pipe is communicated with the middle section of the guide pipe, and a flow monitor for monitoring the flowing direction and flow of the medium in the guide pipe is arranged on the front section of the guide pipe close to the water tank. One end of the exhaust pipe is communicated with the high-pressure outlet, and the other end of the exhaust pipe is communicated with the guide pipe, so that steam discharged from the high-pressure outlet can be input into the water tank through the guide pipe. The air fryer senses the communication state of the low-pressure outlet through the flow monitor, and stops when the low-pressure outlet is blocked and the medium in the guide pipe flows towards the water tank. The flow monitor is arranged on a section of the conduit between the water tank and the exhaust pipe, can judge the working state of the pressure relief protection valve by detecting medium flow direction, further controls the air fryer to start and stop switching, and can also control the working state of the steam generator by monitoring the flow of a water source, thereby achieving the function of saving the water source.

Preferably, the front port of the duct is inserted into the water tank and extends to the bottom of the water tank. The front port of pipe is located the water tank bottom, has both made things convenient for water pump extraction water tank water source, ensures that water source can be effectively utilized in the water tank, can also carry steam to the water tank bottom for steam can with the water tank in the water source fully contact, promote the condensation effect, effectively hinder steam to pass through the gas vent and arrange outward, play the purpose of using water wisely.

Preferably, the opening pressure threshold value of the high-pressure outlet is A, the opening pressure threshold value of the low-pressure outlet is B, and the opening pressure threshold value of the high-pressure outlet is A, the opening pressure threshold value of the high-pressure outlet is more than or equal to 1Kpa and less than or equal to 15Kpa, and the opening pressure threshold value of the low-pressure outlet is. Parameter A sets for in predetermineeing the within range, and existing effect prevents that the high pressure outlet from taking place the condition that the false triggering takes place because of being opened at lower pressure easily to influence the air fryer normal use, avoids flow monitor, promotes the air fryer job stabilization nature, effectively prevents again that the high pressure outlet from leading to the confined space to be in the condition of higher pressure for a long time because of the pressure threshold value is too high, effectively eliminates the potential safety hazard. When A is less than 1Kpa, the high-pressure outlet is easy to be triggered to influence the normal operation of the steaming component; when A is more than 15Kpa, the sealed space is easily damaged due to long-term high pressure, and the use safety is further influenced. B is less than A, when the air outlet pipe is unobstructed, the steam flowing into the pressure relief protection valve is discharged outside through the low-pressure outlet.

Preferably, the assembly chamber is provided in a space of the lower case below the cooking chamber. The space utilization efficiency in the air fryer is improved by reasonably arranging the position of the assembly cavity, and the occupied space of the air fryer is reduced.

Preferably, the middle part of the bottom surface of the cooking cavity is provided with an air outlet pipe, the bottom end of the air outlet pipe is communicated with the low-pressure outlet, and the upper end part of the air outlet pipe is communicated with the cooking cavity. Steam discharged from the low-pressure outlet is input into the cooking cavity through the air outlet pipe, the air outlet pipe is positioned at the bottom of the cooking cavity, and the steam is input from the bottom of the cooking cavity and is diffused from bottom to top and from the middle to the periphery, so that food materials in the cooking cavity are uniformly heated.

Preferably, the air outlet pipe is vertically arranged, a trepanning is arranged at the bottom of the fryer component, after the fryer component is installed in place, the trepanning is communicated with the top port of the air outlet pipe, and a vent hole is formed in the top of the side wall of the trepanning. Steam in the air outlet pipe is discharged to the cooking cavity through the vent hole, and the vent hole is horizontally arranged, so that the food material is effectively prevented from falling from the fryer assembly and blocking the vent hole.

The utility model has the advantages that: set up the pressure release protection valve of taking high pressure outlet and low pressure outlet in steam generator's steam outlet department, high pressure outlet can be opened automatically when steam pressure surpasss the default, ensures that the steam pressure in the airtight space maintains in predetermined safety range, and the condition that the damage burst takes place because of steam pressure is too big for existing effect prevents airtight pipeline, ensures the air and explodes a pot steady operation, still effectively prevents that the user from taking place the condition of scalding because of contacting the steam of quadriversal diffusion, promotes the safety in utilization.

Drawings

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

FIG. 2 is a schematic partial cross-sectional view of an air fryer in accordance with a second embodiment;

in the figure: 1. the device comprises an upper shell, 11, an air guide cover, 12, a protective cover, 13, a heating cavity, 14, a fan, 15, a heating pipe, 2, a lower shell, 21, a water tank, 211, an exhaust port, 22, a water pump, 23, a steam generator, 24, a pressure relief protection valve, 241, a low-pressure outlet, 242, a high-pressure outlet, 25, an exhaust pipe, 26, a conduit, 27, a flow monitor, 28, an air outlet pipe, 3, a fryer component, 31, a trepanning, 311 and a vent hole.

Detailed Description

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

The first embodiment is as follows:

the embodiment provides an air fryer with good safety.

As shown in fig. 1, the air fryer with good safety comprises anupper shell 1 and alower shell 2, wherein the lower part of theupper shell 1 is provided with anair guide cover 11, a hot air assembly and aprotective cover 12, aheating cavity 13 for installing the hot air assembly is formed by enclosing theair guide cover 11 and theprotective cover 12, the hot air assembly comprises afan 14 and aheating pipe 15, a cooking cavity and an assembly cavity are arranged in thelower shell 2, thefryer assembly 3 is arranged in the cooking cavity, hot air generated by the hot air assembly downwards passes through theprotective cover 12 and flows to thefryer assembly 3 to cook food, awater tank 21, awater pump 22 and asteam generator 23 are arranged in the assembly cavity, thesteam generator 23 pumps water in thewater tank 21 through thewater pump 22 and heats the water to form steam which is input into the cooking cavity, an air outlet of thesteam generator 23 is provided with a pressurerelief protection valve 24, the pressurerelief protection valve 24 comprises alow pressure outlet 241 communicated with the cooking cavity and a, when thelow pressure outlet 241 is blocked, the pressure of the steam in the pressurerelief protection valve 24 rises and is relieved by discharging the steam through thehigh pressure outlet 242.

In this embodiment, theair guiding cover 11 has a downward opening, aprotective cover 12 is disposed at the opening of theair guiding cover 11, the hot air component is installed in aheating cavity 13 formed by enclosing theair guiding cover 11 and theprotective cover 12, and theair guiding cover 11 not only plays a role in isolating heat from being transferred upwards, but also plays a role in guiding airflow to flow. Theprotective cover 12 plays a role in isolating the external space and the hot air component, so that the situation that a user is scalded due to contact with the hot air component is avoided, and the hot air component is prevented from being damaged due to external force. A motor for driving thefan 14 to rotate is arranged in theupper shell 1. The hot air assembly comprises afan 14 and aheating pipe 15 arranged below thefan 14, air driven by thefan 14 is blown to theheating pipe 15 to form hot air, and the hot air flows to thefryer assembly 3 under the action of theair guide cover 11 to cook food.

In the present embodiment, theupper casing 1 is hinged to thelower casing 2, so that theupper casing 1 can be swung between an open state and a closed state. When theupper shell 1 is in an open state, the cooking cavity is open and a user can conveniently take and place thefryer assembly 3; when theupper shell 1 is in a covering state, the cooking cavity is communicated with theheating cavity 13, and the hot air is ensured to circularly flow in theheating cavity 13 and the cavity cooking cavity.

In this embodiment, be equipped with the subassembly of steaming in the assembly chamber, the subassembly of steaming includeswater tank 21,water pump 22 andsteam generator 23, andsteam generator 23 passes throughwater pump 22 and extracts the interior water source ofwater tank 21 and heats the steam that forms input cooking chamber, and the water source passes throughwater pump 22 in thewater tank 21 and carries tosteam generator 23 in, andsteam generator 23 moves and heats the water source and vaporize into steam, and steam input cooking chamber steams the processing to eating the material.

When in use, firstly, thefryer component 3 filled with food materials is put into the cavity cooking cavity; then, theupper shell 1 is switched from an opening state to a covering state, so that the cavity is isolated from the external space; and finally, opening the hot air assembly or the steaming assembly to cook the food materials.

In this embodiment, if the pipe connecting thesteam generator 23 and the cooking cavity is blocked due to the falling of the foreign object, thesteam generator 23 is continuously heated to form steam, which causes the air pressure in the enclosed space such as thesteam generator 23 and the pipe to continuously rise, when the air pressure is too high, the wall surface of the enclosed space is damaged and burst due to the failure of bearing the steam pressure, and the potential safety hazard exists. For this, a pressurerelief protection valve 24 is provided at an air outlet of thesteam generator 23, the pressurerelief protection valve 24 includes alow pressure outlet 241 communicated with the cooking cavity and ahigh pressure outlet 242 communicated with an external space, and when thelow pressure outlet 241 is blocked, steam pressure in the pressurerelief protection valve 24 rises and is discharged to the outside through thehigh pressure outlet 242.High pressure outlet 242 andlow pressure outlet 241 have the differentiated threshold of opening, when pressurerelease protection valve 24 and culinary art cavity pipeline keep unobstructed, the steam that flows into pressurerelease protection valve 24 can flow into the culinary art cavity throughlow pressure outlet 241, steam the processing of cooking the material, when pressurerelease protection valve 24 and culinary art cavity pipeline by the shutoff, steam is because of unable outer row oflow pressure outlet 241 gathering in pressurerelease protection valve 24,high pressure outlet 242 can be because of the pressure rise in pressurerelease protection valve 24 opens, reduce airtight space pressure through in time outer steam of arranging, both avoid airtight space wall to take place the condition of rupture damage because of bearing higher pressure for a long time, it takes place because of revealing the condition that takes place the user to prevent steam in addition effectively, promote the safety in utilization.

In this embodiment, the air is fried the pot and both can independently control heating element and the operating condition who evaporates the subassembly for the air is fried the pot and both can independently heat eating the material through heating element or steaming the subassembly, can also carry out hybrid heating through heating element and steaming the subassembly simultaneously. When using hybrid heating, heating element can carry out the repeated heating utilization to the steam of culinary art intracavity, effectively promotes culinary art efficiency.

Example two:

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

As shown in fig. 2, anexhaust pipe 25 connected to thewater tank 21 is disposed at thehigh pressure outlet 242, anexhaust port 211 is disposed at the top of thewater tank 21, thewater tank 21 is connected to the water inlet of thewater pump 22 through aconduit 26, theexhaust pipe 25 is connected to theconduit 26, and the steam output from thehigh pressure outlet 242 is discharged into the external space after passing through theexhaust pipe 25, theconduit 26, thewater tank 21, and theexhaust port 211 in sequence.

In this embodiment, the opening pressure threshold of thehigh pressure outlet 242 is a, the opening pressure threshold of thelow pressure outlet 241 is B, B < a, and as the pressure in the sealed space increases, thelow pressure outlet 241 is opened before thehigh pressure outlet 242, which not only ensures that the steaming assembly can normally operate when thelow pressure outlet 241 is not blocked, but also ensures that thehigh pressure outlet 242 can timely reduce the pressure in the sealed space when thelow pressure outlet 241 is blocked, thereby ensuring the safety of the air fryer.

When the steaming assembly is used, first, thewater pump 22 pumps the water source in thewater tank 21 through theconduit 26 and delivers the water source to thesteam generator 23; then, thesteam generator 23 heats the water source and generates steam, and the steam is discharged outside through the air outlet; then, the steam discharged from the air outlet is gathered at the pressurerelief protection valve 24, when the air pressure in the sealed space exceeds the opening threshold value of the low-pressure outlet 241, the low-pressure outlet 241 is opened, and the steam is discharged outside through the low-pressure outlet 241; finally, the steam discharged from thelow pressure outlet 241 is delivered into the cooking cavity through theoutlet pipe 28, and the food material is steamed.

In the using process, thesteam generator 23 continuously forms steam, when theair outlet pipe 28 is blocked due to the fact that foreign matters fall into the air outlet pipe, steam cannot pass through the low-pressure outlet 241, the sealed space cannot be discharged in time due to the fact that the steam is discharged out, air pressure rises, when the air pressure in the sealed space exceeds the opening threshold value of the high-pressure outlet 242, the high-pressure outlet 242 is opened, the steam is sent into thewater tank 21 after passing through theexhaust pipe 25 and theguide pipe 26 in sequence, the sealed space is not damaged due to the fact that the air pressure is too large, using safety is improved, and the steam is condensed in thewater tank 21 and.

In this embodiment, the front end of theexhaust pipe 25 is connected to the middle of theconduit 26, and theconduit 26 is provided with aflow monitor 27 for monitoring the flow direction and flow rate of the medium in theconduit 26 at a position before theconduit 26 is located near thetank 21. The air fryer senses thelow pressure outlet 241 communication status through theflow monitor 27 and stops when thelow pressure outlet 241 is blocked and the medium in theconduit 26 flows toward thewater tank 21. Theflow rate monitor 27 has a function of monitoring the flow direction of the medium and a function of monitoring the flow rate of the medium.

In this embodiment, when the steam is discharged through thelow pressure outlet 241, the medium in theconduit 26 is water, and flows from thewater tank 21 to thewater pump 22; when thelow pressure outlet 241 is blocked and the steam is discharged through thehigh pressure outlet 242, the air discharged from thehigh pressure outlet 242 sequentially passes through theexhaust pipe 25 and theconduit 26 and then is input into thewater tank 21, the medium in theconduit 26 is steam, and flows from theexhaust pipe 25 to thewater tank 21. When the air fryer operates under the two working conditions, the flow paths of steam are different, and the types and the flow directions of media in theconduit 26 are different, so that the flow direction of the media in theconduit 26 is measured by the air fryer through theflow monitor 27, and the air fryer is controlled in a targeted manner by judging the working state of the pressurerelief protection valve 24.

Specifically, when the flow monitor 27 detects that the medium in theconduit 26 flows from thewater tank 21 to thewater pump 22, it is inferred that theexhaust pipe 25 does not convey steam to theconduit 26, and further it is inferred that the steam in the pressurerelief protection valve 24 is discharged through the low-pressure outlet 241, and the steaming component is in a normal operation state. At this time, the flow monitor 27 also plays a role of monitoring the water source flow, and obtains the water source consumption parameter of the steaming component through monitoring, and then controls the water source consumption by controlling the operation state of thewater pump 22 or thesteam generator 23, so as to achieve the purpose of saving water.

When the flow monitor 27 detects that the medium in theconduit 26 flows into thewater tank 21 from the drain side, it is inferred that thehigh pressure outlet 242 is opened and the steam flows into theconduit 26 through theexhaust pipe 25, and it is inferred that thelow pressure outlet 241 cannot perform the exhaust function because it is blocked, at this time, the air fryer receives the trigger signal from the flow monitor 27 and immediately controls the heating assembly and the steaming assembly to stop working. In operation, the steam-making assembly stops working by cutting off the power supply of thewater pump 22 and thesteam generator 23, thewater pump 22 stops, steam cannot be input into thesteam generator 23 through thewater pump 22, the safety of thewater pump 22 and thesteam generator 23 is ensured, thesteam generator 23 stops working, thesteam generator 23 does not continuously generate steam any more, and the closed space is prevented from having potential safety hazards due to continuous rising of air pressure.

In this embodiment, the front end of theconduit 26 is inserted into thewater tank 21 and extends to the bottom of thewater tank 21. The front port of theconduit 26 penetrates from the top of thewater tank 21 and extends downwards to the bottom space of thewater tank 21, thewater pump 22 is arranged at a position lower than the top of thewater tank 21, and the steam discharged from the high-pressure outlet 242 floats up along theconduit 26 and is discharged into thewater tank 21 through the front port of theconduit 26, so that the steam exhaust is guided. The front end of theexhaust pipe 25 is connected with the middle section of theguide pipe 26 through a three-way valve.

In this embodiment, the threshold value of the opening pressure of the high-pressure outlet 242 is a, a =5Kpa, which not only improves the working stability of the air fryer, but also ensures the safety in use.

In this embodiment, the assembly chamber is provided in a space of thelower case 2 below the cooking chamber. Thewater tank 21, thewater pump 22, thesteam generator 23 and the pressurerelief protection valve 24 are all located in the assembly cavity, the volume of the air fryer is reduced through optimizing the structure, and the use experience is improved.

In this embodiment, anair outlet pipe 28 is disposed in the middle of the bottom surface of the cooking cavity, the bottom end of theair outlet pipe 28 is connected to thelow pressure outlet 241, and the upper end is connected to the cooking cavity. Theair outlet pipe 28 is vertically arranged, the bottom of thefryer component 3 is provided with atrepanning 31, after the fryer component is installed in place, the trepanning is communicated with the top port of the air outlet pipe, and the top of the side wall of the trepanning is provided with avent hole 311. The bottom port of theair outlet pipe 28 is communicated with the low-pressure outlet 241, the top port is upwards penetrated and exposed at the bottom of the cooking cavity, when thefryer assembly 3 is installed, thefryer assembly 3 is inserted into the cooking cavity from top to bottom and is aligned and communicated with theair outlet pipe 28 through thetrepanning 31, after thefryer assembly 3 is installed in place, thetrepanning 31 is matched and aligned with the upper port of theair outlet pipe 28, and steam flowing through theair outlet pipe 28 enters the cooking cavity through thevent hole 311. The contour of the inner cavity of thetrepan 31 is matched with the contour of the top end part of theair outlet pipe 28, so that the gap at the joint of the corresponding vent holes 311 is reduced, and the steam conveying efficiency is improved.

In this embodiment, the vent holes 311 are circumferentially and equidistantly formed in the side wall of thetrepanning 31, so that steam can be uniformly diffused around in the cooking cavity, and the uniformity of heating of the food material is ensured.

It is understood that the parameter A can also be 1Kpa, 4Kpa, 6Kpa, 10Kpa, 15Kpa, etc., as long as the requirement that A is less than or equal to 1Kpa and less than or equal to 15Kpa is met.

The rest of the structure and effects of the air fryer in this embodiment are consistent with those of the embodiment, and are not described herein again.

Claims (10)

1. An air fryer with good safety comprises an upper shell and a lower shell, wherein the lower part of the upper shell is provided with an air guide cover, a hot air component and a protective cover, a heating cavity for mounting the hot air component is formed by enclosing the air guide cover and the protective cover, the hot air component comprises a fan and a heating pipe, a cooking cavity and an assembly cavity are arranged in the lower shell, the frying cavity is internally provided with the fryer component, hot air generated by the hot air component downwards passes through the protective cover and flows to the frying cavity to cook food, a water tank, a water pump and a steam generator are arranged in the assembly cavity, the steam generator pumps water in the water tank through the water pump and heats the water to form steam which is input into the cooking cavity, the air fryer is characterized in that an air outlet of the steam generator is provided with a pressure relief protection valve, the pressure relief protection valve comprises a low-pressure outlet communicated with the cooking cavity and a high-, and the steam pressure in the pressure relief protection valve rises and is discharged outside through the high-pressure outlet for pressure relief.

2. The air fryer with good safety according to claim 1, wherein the high pressure outlet is provided with an exhaust pipe communicated with the water tank, the top of the water tank is provided with an exhaust port, and the steam output from the high pressure outlet is exhausted into the external space after passing through the exhaust pipe, the water tank and the exhaust port in sequence.

3. The air fryer with good safety according to claim 2, wherein the water tank is communicated with a water inlet of the water pump through a conduit, the exhaust pipe is communicated with the conduit, and the steam output from the high-pressure outlet is exhausted into the external space after passing through the exhaust pipe, the conduit, the water tank and the exhaust port in sequence.

4. The air fryer with good safety according to claim 3, wherein the front end of the exhaust pipe is communicated with the middle section of the guide pipe, and the guide pipe is provided with a flow monitor for monitoring the flowing direction and flow rate of the medium in the guide pipe at the front section close to the water tank.

5. A safe air fryer according to claim 4, wherein the air fryer is configured to sense a low pressure outlet communication condition via the flow monitor, and to shut down the air fryer when the low pressure outlet is blocked and the medium in the conduit flows toward the water tank.

6. A safe air fryer according to claim 4, wherein the front port of said conduit is inserted into the tank and extends to the bottom of said tank.

7. The air fryer with good safety according to claim 1, wherein the opening pressure threshold of the high pressure outlet is A, 1Kpa is less than or equal to A and less than or equal to 15Kpa, the opening pressure threshold of the low pressure outlet is B, and B is less than A.

8. A safe air fryer according to claim 1, wherein said assembly chamber is located in a space below said cooking chamber in said lower housing.

9. An air fryer with high safety according to any one of claims 1-8, wherein an air outlet pipe is arranged in the middle of the bottom surface of the cooking cavity, the bottom end of the air outlet pipe is communicated with the low pressure outlet, and the upper end of the air outlet pipe is communicated with the cooking cavity.

10. An air fryer with high safety according to claim 9, wherein the air outlet pipe is vertically arranged, a trepan boring is arranged at the bottom of the fryer assembly, the trepan boring is communicated with the top port of the air outlet pipe after the fryer assembly is installed in place, and a vent hole is arranged at the top of the side wall of the trepan boring.

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