WO2018076166A1

WO2018076166A1 - High-efficiency air fryer

Info

Publication number: WO2018076166A1
Application number: PCT/CN2016/103199
Authority: WO
Inventors: 程晓
Original assignee: 佛山酷釜电器科技有限公司
Priority date: 2016-10-25
Filing date: 2016-10-25
Publication date: 2018-05-03

Abstract

A high-efficiency air fryer, comprising an outer shell (1), an outer cover (2), a stirring apparatus, a heat insulating shell (3), a heating apparatus (4), a heat circulation apparatus, and an inner pan (6), the heating apparatus (4), the heat insulating shell (3), the heat circulation apparatus, and the inner pan (6) being arranged inside the outer shell (1), the heating apparatus (4) comprising a primary heat generating apparatus (41) and a secondary heat generating apparatus (42), the primary heat generating apparatus (41) being arranged below the inner pan (6), the heat insulating shell (3) enveloping the primary heat generating apparatus (41), and the secondary heat generating apparatus (42) being arranged below the heat insulating shell (3); the addition of the secondary heat generating apparatus (42) enables preheating of the air, reducing the burden of the primary heat generating apparatus (41), and further improving the heating efficiency and reducing the energy consumption of the high-efficiency air fryer.

Description

High-performance air fryer

Technical field

The invention relates to the technical field of cooking equipment technology, in particular to a high performance air fryer.

Background technique

As a kind of pot utensils in the kitchen, air fryers have become more and more popular in life. The air fryer uses the flowing hot air to carry the oil and gas and the oil mist continuously in the pot, so that the cooking effect can reach the effect and taste of the fried food.

In the current air fryer, the electric air tube is basically used to heat the air, and the heated air is blown by the fan to realize the flow of the hot air. When the air flows, the edible oil that is added or the oil that is blown out from the food is naturally simultaneously performed. The heat is turned into an oil mist, and the air drives the oil mist to circulate and fry the food. However, on the one hand, the electric air tube is simply used for hot air circulation, the temperature of the hot air blown into the pot is not high enough, the baking process is slow, the heat transfer is uneven, the thermal efficiency is low, and the effect of the frying is not good, and the locality is easy. Charging, which affects the taste of the food and is not conducive to health; on the other hand, the heated electric heating tube is often stuck above the thermal insulation shell, which is easy to loose and cannot be stably fixed.

Summary of the invention

The object of the present invention is to provide a high-efficiency air fryer by increasing the auxiliary heat generating device to achieve preheating of air by reducing the burden of the main heat generating device, further reducing power consumption and improving air. The heating efficiency of the fryer, on the other hand, the air supply device is provided to ensure that the air can be heated at a high speed on the surface of the food; at the same time, the high-speed air can penetrate the surface of the food and heat the inside of the food to ensure food. The whole heat is evenly distributed, thereby maximizing the utilization of hot air, reducing energy consumption and low carbon environmental protection; the main heating device has two ends fixed in the positioning groove by two screws, and the remaining part of the heating tube passes through the card slot card Fixed by fixing, this fixing method is stable Reliable and improve the effective utilization of space. The utility model solves the problem that the hot air circulation is simply adopted by the electric heating tube in the prior art, the temperature of the hot air blown into the pot is not high enough, the baking process is slow, the heat transfer is uneven, the power consumption is high, the thermal efficiency is low, and the explosion is caused. The effect is not good, and it is easy to burn locally, which affects the taste of the food and is not conducive to health. At the same time, the structure is simple, convenient for installation and maintenance, and easy to disassemble

To this end, the present invention employs the following technical solutions:

A high-performance air fryer comprising a casing, an outer cover, a stirring device, a heat insulating shell, a heating device, a thermal cycle device and an inner pot, wherein the heating device, the heat insulating shell, the heat circulating device and the inner pot are disposed in the outer casing The heating device includes a main heating device and a secondary heating device, the main heating device is disposed under the inner pot, the heat insulating shell encloses the main heating device, and the auxiliary heating device is disposed at the heat preservation Below the shell;

The heat cycle device includes a heat transfer conduit and a blower assembly; the blower assembly is disposed below a middle portion of the heat retaining shell, and the heat transfer conduit is disposed outside the heat insulating shell, the heat transfer conduit The air inlet is connected to one side of the auxiliary heat generating device, and an air outlet of the heat transfer conduit is connected between the outer cover and the inner lid to form an inner cavity;

The heat-insulating housing is provided with a plurality of heat-dissipating through-holes, and the heating device drives the air flowing under the heat-insulating shell through the air-sending component, so that the heated airflow inside the heat-insulating shell flows through the heat-dissipating through-hole The heat transfer conduit is delivered to the inner pot.

Further, the air supply assembly includes a fan and a drive motor, and the drive motor is disposed under the fan, and the drive motor drives the fan to rotate.

More specifically, the stirring device includes a stirring motor, a stirring pin and a stirrer, the stirring motor and the stirring pin are fixed inside the outer cover, and the bottom end of the agitator is mounted on the inner pot; When the outer cover is closed, the agitating pin is sleeved with the top end of the agitator, and the agitating motor drives the agitating pin to drive the agitator to rotate.

Further, a positioning groove and a card slot are further provided, and the positioning groove and the card slot are disposed on the surface of the heat insulating case.

Further, the heating device is a heat generating tube, and both ends of the main heat generating device are fixed to the protective cover through the positioning groove, and a part of the heat generating tube is fixed by the card slot.

Further, a handle is disposed on both sides of the inner pot edge.

Further, handles are further disposed on both sides of the outer cover.

The working process of the air fryer of the present invention is as follows: when the air fryer is activated to cook the food, the heating device is heated, wherein a part of the heat of the main heating device is directly transmitted to the inner pot to heat the food, and another part of the heat is transferred to the In the nearby air, the auxiliary heating device is heated to generate more heat, and the fan is provided by the fan of the air supply assembly. Under the action of the wind, the hot air flows through the heat dissipation through hole of the heat insulating case to the heat transfer pipe. The air inlet is blown in, and then flows out from the air outlet, and finally the hot air is blown into the inner pot, so that the temperature of the inner pot is higher, the food is heated efficiently, and the flow of the hot air flow is set by providing a heat transfer pipe. Control improves the thermal efficiency of the air fryer.

Advantageous Effects of Invention: 1. On the one hand, by adding the auxiliary heat generating device to achieve preheating of air, reducing the burden of the main heat generating device, further improving the heating efficiency of the air fryer, on the other hand, setting The air blowing device ensures that the air can fully heat the surface of the food at a high speed; 2. At the same time, the air flowing at a high speed can also penetrate the surface of the food and heat the inside of the food to ensure that the whole food is uniformly heated, thereby maximizing The use of hot air reduces energy consumption and low carbon environmental protection; 3. The main heating device has two ends fixed in the positioning groove by two screws, and the remaining part of the heating tube is fixed by the card slot. The fixing method is stable and reliable, and the space utilization efficiency is improved. 4. When the heating device heats the bottom of the inner pot, the hot air flow is blown to the surface of the food through the air supply assembly, so that the food is fried and the air is hot fried. The food is evenly heated and crispy, so that the food can be cooked quickly and evenly. 5. By setting the stirring device, it is possible to heat the food in the cooking pot while heating Stirring evenly ensures that the food can be hit and heated by the hot air flow in all aspects, so that the food is evenly heated, and the phenomenon that the food is burnt due to local overheating is avoided. 6. The heating device is a heating tube, which has the characteristics of high thermal efficiency, long service life, high mechanical strength, convenient installation and low cost. Part of the heating tube is fixed by the card slot type, which is stable and reliable, and improves the space utilization efficiency.

DRAWINGS

The invention will now be further described with reference to the drawings and embodiments.

1 is a schematic cross-sectional structural view of an air fryer according to an embodiment of the present invention;

Figure 2 is a partially exploded perspective view of an air fryer according to an embodiment of the present invention;

Figure 3 is another partially exploded perspective view of an air fryer according to an embodiment of the present invention;

Figure 4 is a further partial exploded perspective view of an air fryer according to an embodiment of the present invention.

Wherein: outer casing 1, outer cover 2, heat insulating shell 3, heat dissipation through hole 31, positioning groove 32, card slot 33, heating device 4, main heat generating device 41, auxiliary heat generating device 42, heat transfer conduit 51, air inlet 511, and out The tuyere 512, the air supply unit 52, the fan 521, the drive motor 522, the inner pot 6, the agitation motor 71, the agitation pin 72, the agitator 73, the handle 9, and the handle 10.

detailed description

The technical solution of the present invention will be further described below with reference to the accompanying drawings and specific embodiments.

A high-performance air fryer, as shown in FIG. 1 to FIG. 4, comprises a casing 1, an outer cover 2, a heat insulating casing 3, a heating device 4, a thermal cycle device and an inner pot 6, the heating device 4, and the heat insulating shell 3 a heat cycle device and an inner pot 6 are disposed in the outer casing 1;

The heating device 4 is disposed at the bottom of the air fryer, and the heating device 4 includes a main heating device 41 and a secondary heating device 42. The main heating device 41 is disposed under the inner pot 6, and the heat insulating shell 3 is wrapped around the setting device. a main heating device 41, the auxiliary heating device 42 is disposed under the heat insulating shell 3; The heat device 41 is a main heater, and the auxiliary heat generating device 42 is a secondary heater, and the heat of the auxiliary heater is transmitted to the upper portion of the air fryer via the heat transfer pipe 51.

The heat cycle device includes a heat transfer conduit 51 and a blower assembly 52; the blower assembly 52 is disposed below the middle portion of the heat insulating shell 3, and the heat transfer conduit 51 is disposed outside the heat insulating shell 3. The air inlet 511 of the heat transfer conduit 51 communicates with one side of the auxiliary heat generating device 42, and the air outlet 512 of the heat transfer conduit 51 communicates with the cover of the outer cover 2 and the inner pot 6 to form a cavity;

The heat-dissipating through-hole 31 is disposed in the middle of the heat-insulating housing 3, and the heating device 4 drives the air flowing under the heat-insulating housing 3 through the air-sending assembly 52 to cause the heated airflow inside the heat-insulating housing 3 to pass through The heat radiating through holes 31 are sent to the heat transfer pipe 51 to be transferred into the inner pot 6.

When the air fryer is activated to cook the food, the heating device 4 is heated, wherein a part of the heat of the main heating device 41 is directly transmitted to the inner pot 6, the food is heated, and the other part of the heat is transferred to the nearby air. At the same time, the auxiliary heating device 42 is heated to generate more heat, and the fan 521 of the air blowing assembly 52 provides a wind source. Under the action of the wind, the hot air flows through the heat dissipation through hole of the heat insulating shell 3. 31 is blown into the air inlet 511 of the heat transfer conduit 51, and then flows out of the air outlet 512, and finally hot air is blown into the inner pot 6, so that the temperature of the inner pot 6 is higher and the drying is performed efficiently. The food is heated, and by providing the heat transfer conduit 51, the flow of the hot air flow is controlled, and the thermal efficiency of the air fryer is improved.

Further, the air blowing assembly 52 includes a fan 521 and a driving motor 522 disposed under the fan 521, and the driving motor 522 drives the fan 521 to rotate.

The air supply assembly 52 is simple in structure, convenient in installation and maintenance, and easy to disassemble. The driving motor 522 drives the fan 521 to rotate. Under the driving of the fan 521, hot air near the heating device 4 passes through the heat dissipation through hole 31 of the heat insulating housing 3, and enters the heat transfer conduit 51. The hot air flow flows into the inner pot 6 to perform thermal circulation, thereby realizing the cooking work of the air fryer. While the heating device 4 heats the bottom of the inner pot 6, the hot air flow is blown to the surface of the food through the air blowing assembly 52, so that the food is fried and the air is hot-fried, and the food is evenly heated, and the crispy is suitable. Eat food quickly and evenly.

More specifically, a stirring device is further provided, which includes a stirring motor 71, a stirring pin 72, and an agitator 73, and the stirring motor 71 and the stirring pin 72 are fixed inside the outer cover 2, the agitator 73 The bottom end is mounted on the inner pot 6; when the outer cover is closed, the agitating pin 72 is sleeved with the top end of the agitator 73, and the agitating motor 71 drives the agitating pin 72 The agitator 73 is driven to rotate.

The agitating motor 71 drives the agitating pin 72 to rotate, and the agitating pin 72 is fixedly coupled to the agitator 73, so that the agitator 73 can be driven to perform rotational agitation. By setting the stirring device, the food in the cooking inner pot 6 can be uniformly stirred at the same time, thereby ensuring that all aspects of the food can be hit and heated by the hot air flow, thereby achieving uniform heating of the food and avoiding food occurrence. Charging due to local overheating.

Further, a positioning groove 32 and a card slot 33 are further provided. As shown in FIG. 2 to FIG. 4, the positioning groove 32 and the card slot 33 are disposed on the surface of the protective cover, and the heating device 4 is a heat pipe. Both ends of the main heat generating device 41 are fixed to the protective cover through the positioning groove 32, and a part of the heat generating tube is fixed by the card slot 33.

The heating device 4 is a heat-generating tube, which has the characteristics of high thermal efficiency, long service life, high mechanical strength, convenient installation and low cost. The heating tube is a multi-folded stainless steel heating tube, the two ends of which are fixed by the two screws in the positioning groove 32, and the remaining part of the heating tube is fixed by the card slot 33. Stable and reliable, improve space efficient utilization.

Further, a handle 9 is further provided, and the handle 9 is disposed on both sides of the inner pot 6. When the user needs to clean the inner pot 6 and the agitator 73, the handle 9 can be provided. It is convenient to extract and clean. When the air fryer is used to cook the food, the user needs to pour the food in one time, and the inner pot 6 can be lifted by the handle 9 to be dumped in the corresponding loader.

Further, a handle 10 is further provided, and the handle 10 is disposed at one end of the outer cover 2. By providing the handle 10, it is convenient for the user to open or close the outer cover 2 to realize the air fryer cooking work.

When the air fryer is used in the operation of the present invention, food is added to the inner pot 6, the outer cover 2 is closed, the drive motor 522 and the heating device 4 are activated, and the fan 521 is rotated to provide wind power. The heating device 4 performs heating of the inner pot 6, while a flow of hot air is blown into the heat transfer duct 51 through the fan 521 to enter the inner pot 6 to heat food, thereby achieving circulation of hot air, circulating hot air. The flow direction can be seen from FIG. 1 . On the one hand, the auxiliary heat generating device 42 is added to realize the preheating of the air, the burden of the main heat generating device 41 is reduced, and the heating efficiency of the air fryer is further improved. The air supply device is arranged to ensure that the air can fully heat the surface of the food at a high speed; at the same time, the air flowing at a high speed can penetrate the surface of the food and heat the inside of the food to ensure uniform heating of the whole food, thereby maximizing utilization. The hot air reduces energy consumption, low carbon and environmental protection, and has a broad market prospect.

The technical principles of the present invention have been described above in connection with specific embodiments. The descriptions are merely illustrative of the principles of the invention and are not to be construed as limiting the scope of the invention. Based on the explanation herein, those skilled in the art can devise various other embodiments of the present invention without departing from the scope of the invention.

Claims

A high-performance air fryer comprising a casing, an outer cover, a stirring device, a heat insulating shell, a heating device, a thermal cycle device and an inner pot, wherein the heating device, the heat insulating shell, the heat circulating device and the inner pot are disposed in the outer casing The heating device includes a main heating device and a secondary heating device, the main heating device is disposed under the inner pot, the heat insulating shell encloses the main heating device, and the auxiliary heating device is disposed at Below the insulating case;

The heat cycle device includes a heat transfer air duct and a air supply assembly, the air supply assembly is disposed below a middle portion of the heat insulation shell, and the heat transfer air passage is disposed outside the heat insulation shell, the heat transfer The air inlet of the air duct is connected to one side of the auxiliary heat generating device, and the air outlet of the heat transfer air passage is connected to the inner cavity between the heat insulating shell and the inner pot cover;

The heat-insulating housing is provided with a plurality of heat-dissipating through-holes, and the heating device drives the air flowing under the heat-insulating shell to flow through the heat-dissipating through-hole The heat transfer air passage is delivered into the inner pot.
The high-performance air fryer according to claim 1, wherein the air supply assembly comprises a blade and a drive motor, and the drive motor is disposed below the blade, and the drive motor drives the blade to rotate.
The high-performance air fryer according to claim 1, wherein the stirring device comprises a stirring motor, a stirring pin and a stirrer, and the stirring motor and the stirring pin are fixed inside the outer cover, and the bottom end of the stirrer is installed inside. When the outer cover is closed, the stirring pin is sleeved with the mating hole of the top end of the agitator, and the stirring motor drives the stirring pin to drive the agitator to rotate.
The high-performance air fryer according to claim 1, further comprising: a positioning groove and a card slot, wherein the positioning groove and the card slot are disposed on the surface of the heat insulating case.
The high-performance air fryer according to claim 1, wherein the heating device is a heat pipe, and both ends of the main heat-generating device are fixed to the protective cover through the positioning groove, and a part of the heat-generating tube Fix by the card slot.
The high-performance air fryer according to claim 1, wherein a handle is disposed on both sides of the inner pot edge.
The high-performance air fryer according to claim 1, wherein the outer cover is further provided with handles on both sides thereof.