WO2022062790A1 - Récipient de friture à air et appareil de cuisson - Google Patents

Récipient de friture à air et appareil de cuisson Download PDF

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Publication number
WO2022062790A1
WO2022062790A1 PCT/CN2021/113672 CN2021113672W WO2022062790A1 WO 2022062790 A1 WO2022062790 A1 WO 2022062790A1 CN 2021113672 W CN2021113672 W CN 2021113672W WO 2022062790 A1 WO2022062790 A1 WO 2022062790A1
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WIPO (PCT)
Prior art keywords
air
container
cooking
cavity
fryer
Prior art date
Application number
PCT/CN2021/113672
Other languages
English (en)
Chinese (zh)
Inventor
吕伟刚
程志喜
杨云
刘丰收
曹代科
梅若愚
薛钊强
Original Assignee
佛山市顺德区美的电热电器制造有限公司
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Application filed by 佛山市顺德区美的电热电器制造有限公司 filed Critical 佛山市顺德区美的电热电器制造有限公司
Publication of WO2022062790A1 publication Critical patent/WO2022062790A1/fr

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J37/00—Baking; Roasting; Grilling; Frying
    • A47J37/06—Roasters; Grills; Sandwich grills
    • A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J37/00—Baking; Roasting; Grilling; Frying
    • A47J37/01—Vessels uniquely adapted for baking
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J37/00—Baking; Roasting; Grilling; Frying
    • A47J37/06—Roasters; Grills; Sandwich grills
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J37/00—Baking; Roasting; Grilling; Frying
    • A47J37/06—Roasters; Grills; Sandwich grills
    • A47J37/0623—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity
    • A47J37/0664—Accessories
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J37/00—Baking; Roasting; Grilling; Frying
    • A47J37/12—Deep fat fryers, e.g. for frying fish or chips

Definitions

  • the present application relates to the field of household electrical appliances, and in particular, to an air fryer container and a cooking utensil.
  • the heating device is arranged at the bottom of the inner pot, the fan driving the rotation of the fan is arranged on the upper side of the pot cover, and the fan is arranged on the inner side of the pot cover to blow hot air toward the cooking cavity, which is likely to cause high temperature and high temperature below the cooking cavity.
  • an object of the present application is to provide an air fryer container, which has a simple structure and better air frying cooking effect.
  • the present application also proposes a cooking appliance with the above-mentioned empty frying container.
  • the air fryer container includes a cavity, the cavity includes a food accommodating cavity and an air guide cavity, and a space between the air guide cavity and the food accommodating cavity is provided.
  • An air passage, the air fryer container is provided with an air passage communicated with the air guide cavity.
  • the hot air entering the air-frying container through the air hole realizes wind buffering in the air-guiding cavity, thereby reducing the blocking effect of the food on the wind, and can be quickly improved
  • the heating effect ensures the cooking effect of air frying.
  • the positions of the air passage and the air passage in the axial direction of the air fryer container are staggered from each other.
  • the cavity is provided with a baffle, and the baffle is spaced apart from the bottom wall of the air fryer container to divide the cavity into the air-guiding cavity and the food container a cavity, and the air passage is formed on the baffle.
  • a flow guide portion extending toward the bottom wall of the air-frying container is provided in the middle of the partition plate, and the air outlet is arranged in a circumferential direction outside the flow guide portion.
  • the middle portion of the separator is recessed toward the bottom wall of the air fryer container to form a recess on the upper surface of the separator, and a protruding portion is formed on the lower surface of the separator, so The outer surface of the raised portion forms the flow guide portion.
  • the flow guide portion is gradually approached toward the central axis of the air fryer container in a direction from the baffle to the bottom wall of the air fryer container.
  • one end of the air guide part close to the bottom wall of the air fryer extends into the air hole.
  • the diameter of the air fryer container is D1
  • the maximum distance between the baffle and the bottom wall of the air fryer container in the up-down direction is H1
  • the ratio of H1 to D1 is 1/100 -1/3.
  • the baffle is detachably disposed in the air fryer container, the side wall of the air fryer container is provided with a support portion protruding toward the chamber, and the outer periphery of the baffle is supported on the support portion.
  • the air fryer container includes two first and second containers stacked on top of each other, the inner cavity of the first container is formed as the food receiving cavity, and the bottom wall of the first container is formed as the food receiving cavity.
  • the baffle is formed, the inner cavity of the second container is formed as the air guide cavity, the second container has an opening, and the baffle cover is provided on the opening.
  • the air-frying container includes a bottom wall and a side wall, the bottom wall of the air-frying container and the side wall of the air-frying container enclose the chamber, and the air-passing hole is provided In the middle of the bottom wall of the air frying container, the bottom wall surface between the air hole and the outer edge of the bottom wall of the air frying container is formed as a closed surface.
  • the air hole is one, and the center of the air hole is located at the center of the bottom wall of the air fryer container.
  • the diameter of the air fryer container is D1
  • the diameter of the air hole is D3
  • D3/D1 is 0.15-0.5.
  • a cooking appliance includes: a cooking cavity; a heating device, the heating device heats the air in the cooking cavity;
  • the frying container is detachably arranged in the cooking cavity, an air duct is defined between the wall surface of the cooking cavity and the air frying container, and the air duct communicates with the cavity through the air hole; the fan, The fan is used to make the hot air enter the air guide cavity through the air hole first, and then enter the food accommodating cavity through the air hole.
  • the distance between the bottom wall of the air fryer container and the bottom wall of the cooking cavity gradually decreases from the outer edge of the bottom wall of the air fryer container to the center of the bottom wall of the air fryer container. little.
  • the diameter of the air fryer container is D1
  • the distance between the bottom wall of the air fryer container and the bottom wall of the cooking cavity in the up-down direction is H2
  • H2/D1 is 1/100-1 /3.
  • the food accommodating cavity has an opening
  • the cooking utensil further includes: an air guide cover, the air guide cover is provided between the opening and the fan, and the air guide cover is used to The wind blown by the fan is guided to the air duct and enters the chamber from the air hole to bake food.
  • At least a portion of the outer surface of the wind deflector gradually extends downward from a middle portion of the wind deflector to an outer edge of the wind deflector.
  • the upper surface of the wind deflector is an inclined surface or an arc-shaped surface.
  • the air deflector cover is provided on the opening of the air fryer container, the air deflector has a ventilation opening communicating with the chamber, wherein the ventilation opening has a smaller radius than the fan The distance between the outer edge of the fan blade and the center of the fan in the horizontal direction, the radius of the vent is greater than the distance between the inner edge of the fan blade of the fan and the center of the fan in the horizontal direction.
  • the cooking utensil includes: a cooking main body, the cooking main body includes a cooking container; a cover assembly, the cover assembly is provided on the cooking main body, and the cooking cavity is formed by the cooking main body and the cover
  • the body assembly defines an empty fryer, which is detachably connected to the cover assembly and is located on a side of the cover assembly facing away from the cooking body, the empty fryer is provided with a
  • the cooking utensil includes a roasting cooking mode and a steaming cooking mode, and in the roasting and cooking mode, the empty frying container is arranged in the cooking container,
  • the cover assembly is covered with the cooking main body and the air fryer is arranged on the cover assembly.
  • the heating device heats and the motor drives the fan to rotate to generate flowing hot air.
  • the cover assembly covers the cooking main body and allows the empty fryer to be separated from the cover assembly, and the heating device heats the food in the cooking container.
  • the heating device is located at the bottom of the cooking cavity.
  • FIG. 1 is a schematic structural diagram of a cooking utensil according to an embodiment of the present application, wherein the empty fryer is not provided on the cover assembly;
  • FIG. 2 is a schematic structural diagram of a cooking utensil according to an embodiment of the present application, wherein an empty fryer is provided on a cover assembly;
  • FIG. 3 is a cross-sectional view of a cooking appliance according to an embodiment of the present application.
  • Figure 4 is an enlarged view of the structure shown in Figure 3;
  • Fig. 5 is the working principle diagram of the cooking utensil according to the embodiment of the present application in the air frying cooking mode;
  • FIG. 6 is a structural exploded view of a cover assembly and an empty fryer of a cooking appliance according to an embodiment of the present application
  • FIG. 7 is a schematic structural diagram of an air fryer and a fan from another perspective according to an embodiment of the present application.
  • FIG. 8 is a schematic structural diagram of an empty frying container, a wind guide hood, a bracket, etc.;
  • FIG. 9 is a schematic structural diagram of an empty frying container of a cooking appliance according to an embodiment of the present application.
  • FIG. 10 is a schematic structural diagram of a partition plate of a cooking appliance according to an embodiment of the present application.
  • cooking main body 10 cooking container 11
  • Air fryer container 12 food accommodating cavity 1201, air guide cavity 1202, air hole 121, handle 122, flange 123, baffle 124, air outlet 1241, concave part 1242, guide part 1243, support part 125,
  • the empty frying container 12 according to the embodiment of the present application will be described below with reference to FIGS. 1-10 .
  • the air fryer container 12 includes a cavity, and the cavity includes a food accommodating cavity 1201 and an air guide cavity 1202 , and the air guide cavity 1202 and the food accommodating cavity 1202 .
  • An air outlet 1241 is provided between 1201, and the air fryer container 12 is provided with an air passage 121, and the air passage 121 communicates with the air guide cavity 1202.
  • the hot air entering the air fryer container 12 from the air hole 121 realizes wind buffering in the air guide 1202, thereby reducing the resistance of the food to the wind force It can quickly improve the heating effect and ensure the cooking effect of air frying.
  • the positions of the air passage 1241 and the air passage 121 in the axial direction of the air fryer container 12 are staggered from each other, that is, the air passage 1241 and the air passage 121 are not aligned. layout.
  • the air passage 1241 and the air passage hole 121 are staggered to each other, so that the wind enters the air guide cavity 1202 from the air passage hole 121 and then disperses and disperses all over the air guide cavity. to heat food evenly.
  • the air-passing hole 121 may be disposed in the middle of the bottom wall of the air fryer container 12 , there are multiple air-passing holes 1241 , and the projections of the plurality of air-passing holes 1241 on the plane where the air-passing hole 121 is located are distributed in the circumferential direction outside the air-passing hole 121 .
  • the heating device for heating the air is arranged at the bottom of the air fryer vessel 12, in this case, the air hole 121 is arranged in the middle of the bottom wall of the air fryer vessel 12, so that the air can flow through the bottom and conduct sufficient heat exchange with the heat source. Then it rises from the air holes 121 into the air guide cavity 1202 to prevent the wind from entering the air guide cavity without heat exchange and affecting the cooking effect.
  • the plurality of air holes also help the wind to evenly disperse into the food accommodating cavity.
  • the chamber is provided with a baffle 124, and the baffle 124 is spaced apart from the bottom wall of the air fryer container 12, thereby dividing the chamber into an air guide chamber 1202 and a food holding chamber 1201, and an air outlet 1241 is formed On the upper surface of the partition plate 124, the air guide cavity 1202 and the food containing cavity 1201 are communicated.
  • the air guide cavity 1202 is located below the partition plate 124, and the food accommodating cavity 1201 is located above the partition plate 124.
  • the method of dividing the cavity of the air fryer container into two cavities by the partition plate 124 is simple and easy to manufacture.
  • the blocking effect of the food on the wind is effectively solved, and the hot air can enter the food accommodating cavity 1201 through the air outlet 1241, which can quickly improve the heating effect and ensure the cooking effect of air frying.
  • a guide portion 1243 extending toward the bottom wall of the air fryer container 12 is provided in the middle of the partition plate 124 , and the air outlet 1241 is arranged in the circumferential direction outside the air guide portion 1243 .
  • the air passages 1241 are evenly distributed in the circumferential direction outside the air guide portion 1243 .
  • the air guide portion 1243 is arranged in the middle of the partition plate 124 , and the plurality of air passages 1241 are arranged outside the air guide portion 1243 outside the partition plate 124 and are evenly distributed in the circumferential direction.
  • the hot air in the air guide cavity 1202 is guided by the air guide portion 1243 to buffer the wind, and the wind diffuses and flows around the air guide portion 1243 , thereby entering the food accommodating cavity 1201 through the plurality of air passages 1241 .
  • the middle of the separator 124 is recessed toward the bottom wall of the air fryer container 12 , so that a recess 1242 is formed on the upper surface of the separator 124 , and a raised portion is formed on the lower surface of the separator 124 .
  • a guide portion 1243 is formed on the outer surface of the protruding portion, that is, the protruding portion is a hollow structure.
  • the structure of the protruding portion is not limited to the above-mentioned structure, and the protruding portion may also form a solid structure.
  • the flow guide portion 1243 gradually approaches the central axis of the air fryer vessel 12 along the direction from the partition 124 to the bottom wall of the air fryer vessel 12 . That is to say, the protruding portion can be formed into a structure with a large upper dimension and a small lower dimension, so as to effectively achieve the wind guiding effect.
  • the protruding portion here can be formed into an inverted cone, and the guide portion 1243 can be formed as an outer surface of an inverted cone.
  • the hot air entering the air guide cavity 1202 from the air hole 121 gradually moves upward and downward along the guide portion 1243.
  • Outward diffusion while heating the food in the air guide cavity 1202 , it flows through the plurality of air passages 1241 of the partition plate 124 , and then enters the food accommodating cavity 1201 located above and heats the food inside.
  • the shape of the protruding portion may also be an inverted truncated cone shape or a cylindrical shape.
  • the end of the air guide portion 1243 close to the bottom wall of the air fryer container 12 extends into the air hole 121 , so that the hot air enters the air guide cavity 1202 from the air hole 121 . Under the guidance of the air, it spreads evenly around, so as to enter the food accommodating cavity 1201 through the plurality of air passages 1241 .
  • the diameter of the empty frying container 12 is D1
  • the maximum distance between the partition 124 and the bottom wall of the empty frying container 12 in the up-down direction is H1
  • the ratio of H1 to D1 is 1/100-1/3.
  • the ratio of H1 to D1 may be 1/100, 1/80, 1/40, 1/10, 1/3 and the like.
  • the height range of the distance H1 is favorable for the hot air to be fully buffered in the air guide cavity and can ensure a good cooking effect.
  • the baffle 124 is detachably arranged in the air fryer container 12 , and the side wall of the air fryer container 12 is provided with a support portion 125 protruding toward the chamber. 124 may be supported on the support portion 125 .
  • the partition plate 124 is detachable to facilitate the inclination of the partition plate and the cavity wall of the air guide cavity.
  • the inner cavity of the air fryer container 12 is divided into the food storage cavity 1201 and the air guide cavity 1202 arranged up and down, and the air fryer container 12 enters the air fryer container 12 through the air hole 121.
  • the hot air of the radiator realizes wind buffering in the air guide cavity 1202 located below, and at the same time can heat the food located in the air guide cavity 1202, which effectively solves the blocking effect of the food on the wind force, can quickly improve the heating effect, and ensure the cooking effect of air frying.
  • the side wall of the air fryer container 12 is provided with a convex hull protruding toward the chamber, the outer periphery of the partition plate 124 is supported on the convex hull, and the convex hull forms the support portion 125 , the structure is simple and the molding is convenient.
  • the air fryer container 12 includes two first and second containers stacked on top of each other, the inner cavity of the first container is formed as the food receiving cavity 1201, the bottom wall of the first container forms the partition 124, the second container The inner cavity of the container is formed as an air guide cavity 1202 , the second container has an opening, and the partition plate 124 is covered on the opening.
  • each of the first container and the second container has a bottom wall and a peripheral wall, and also has a top opening
  • the first container is provided above the second container
  • the bottom wall of the first container constitutes the partition 124
  • the bottom wall of the first container has a plurality of air passages 1241 arranged at intervals, while the middle of the bottom wall of the second container is provided with air passages 121 .
  • the air fryer container 12 includes a bottom wall and a side wall, the outer edge of the bottom wall of the air fryer container 12 is connected with the side wall of the air fryer container 12, the bottom wall of the air fry container 12 and the air fry container 12
  • the side wall of 12 encloses a cavity, and the cavity includes a food accommodating cavity 1201 , and an air hole 121 is provided in the middle of the bottom wall of the air fryer container 12 .
  • the bottom wall surface is formed as a closed surface.
  • the hot air entering the chamber from the air hole 121 realizes wind buffering in the air guide cavity 1202, which effectively solves the blocking effect of the food on the wind force. It can quickly increase the heating effect and ensure the cooking effect of air frying.
  • An air hole 121 is provided at the center of the bottom wall of the air fryer container 12, and other walls of the bottom wall of the air fryer container 12 except the air hole 121 are set as closed surfaces. Sufficient heat exchange can be achieved.
  • this embodiment can prevent the wind from directly entering the air-frying container 12 through the small holes on the side of the air-frying container 12 after reaching the space at the bottom of the air-frying container 12 .
  • the inside of the empty fryer container 12 does not conduct sufficient heat exchange, resulting in uneven cooking of the food on the side and the food in the middle, which can ensure the uniformity of food cooking, thereby improving the cooking effect.
  • the empty fryer container 12 is suitable for being disposed in the cooking cavity, the diameter of the empty fryer container 12 is D1, the diameter of the cooking cavity is D2, and D1/D2 is 0.75-0.95.
  • the ratio of the diameter D1 of the air fryer container 12 to the diameter D2 of the cooking cavity may be 0.75, 0.8, 0.9, 0.95, etc., to ensure that there is sufficient clearance between the side wall of the air fryer container 12 and the side wall of the cooking cavity, thereby A part of the air duct is formed so that air can flow between the side wall of the air fryer container 12 and the side wall of the cooking cavity, so as to achieve a fast wind effect.
  • the diameter of the air frying container 12 is D1
  • the diameter of the air hole 121 is D3
  • D3 / D1 is 0.15-0.5.
  • the ratio of the diameter D3 of the air hole 121 to the diameter D1 of the air fryer container 12 can be 0.15, 0.2, 0.3, 0.4, or 0.5, etc., so that the hot air in the air duct can enter the air fryer container 12 through the air hole 121 to ensure the hot air
  • the circulating flow can realize the fast wind effect, so as to ensure the cooking effect of air frying.
  • a convex portion is provided in the middle of the inner surface of the bottom wall of the air fryer container 12 , and the air hole 121 penetrates the convex portion.
  • the convex portion forms a flange 123 or a rib extending along the circumference of the at least one air hole 121 .
  • the at least one air hole 121 is protected by the flange 123 or the convex rib, so as to prevent the food in the air fryer container 12 from entering the air hole 121 and block the air hole 121 .
  • a cooking appliance 100 includes a cooking cavity, a heating device 15 , the air fryer container 12 according to the above-mentioned embodiment, and a fan 21 , and the heating device 15 is used to heat food in the cooking cavity.
  • the heating device heats the air in the cooking cavity
  • the air fryer container 12 is detachably arranged in the cooking cavity
  • an air duct is defined between the wall surface of the cooking cavity and the air fryer container 12, and the air duct passes through the air hole 121 and the air fryer container 12.
  • the chambers are connected, and the fan 21 is used to make the hot air first enter the air guide cavity 1202 from the air passage 121 , and then enter the food accommodating chamber 1201 from the air passage 1241 .
  • an air duct is defined between the wall surface of the cooking cavity and the air fryer vessel 12 , and the hot air in the air duct enters through the air hole 121 .
  • wind buffering is realized in the space between the air hole 121 and the food accommodating cavity 1201, which effectively solves the blocking effect of the food on the wind force, can rapidly improve the heating effect, and ensure the air frying cooking effect.
  • the distance between the bottom wall of the air fryer container 12 and the bottom wall of the cooking cavity in the up-down direction is H2, and the distance H2 is from the outer edge of the bottom wall of the air fryer container 12 to the bottom wall of the air fryer container 12.
  • the center direction ie, from the outside to the inside
  • the gradual decrease of the distance H2 from the outside to the inside can be formed by an inclined surface or a curved surface, for example, the bottom wall of the air fryer container 12 is formed as a plane or curved surface inclined downward from the outside to the inside, or the bottom wall of the cooking cavity is formed from the outside. To a plane or arc that slopes upward inward.
  • the diameter of the air fryer container 12 is D1
  • the distance between the bottom wall of the air fryer container 12 and the bottom wall of the cooking cavity in the up-down direction is H2
  • H2/D1 is 1/100 -1/3.
  • the ratio of the H2 to the D1 can be 1/100, 1/80, 1/40, 1/10, 1/3, and this distance range can ensure that the air volume and air speed meet the cooking requirements. It is conducive to sufficient heat exchange with the bottom wall of the cooking cavity, ensuring the cooking effect of air frying, and at the same time ensuring that the overall cooking utensil product will not be too high.
  • the diameter of the empty frying container 12 is 180mm, then H2 can be selected in the range of 1.8mm-60mm. If the distance H2 gradually decreases from the outer edge of the bottom wall of the air fryer container 12 to the center of the bottom wall of the air fryer container 12, H2 is varied, and the maximum distance H2 at the outermost and at the center of the bottom wall of the air fryer container
  • the minimum distance H2 at H2/D1 is in the range of 1/100-1/3.
  • the outermost distance H2 can be 60mm, and the center distance H2 can be 1.8mm.
  • the cooking appliance 100 further includes a bracket 14 , which is detachably provided in the cooking cavity for supporting the air fryer container 12 and connecting the air fryer container 12 to the cooking cavity.
  • the cavity is separated.
  • the bracket 14 may be integrally formed with the air fryer container 12 , or may be formed separately from the air fryer container 12 .
  • This not only facilitates stably disposing the air fryer container 12 in the cooking cavity and improves the reliability of the installation of the air fryer container 12, but also facilitates defining an isolation gap between the outer bottom wall of the air fryer container 12 and the inner bottom wall of the cooking cavity. , so as to better cook the ingredients in the air fryer container 12 .
  • the isolation gap can assist in guiding the convection of the hot air in the cooking cavity, strengthen the convection intensity of the hot air in the cooking cavity, and improve the baking of the ingredients in the air-frying container 12. Fried effect.
  • the food accommodating cavity 1201 has an opening
  • the cooking appliance 100 further includes an air guide hood 13
  • the air duct hood 13 is provided at the opening of the food accommodating cavity 1201 and the fan 21 .
  • the air guide hood 13 is used to guide the wind blown by the fan 21 to the air duct, and enter the chamber through the air hole 121 to bake the food.
  • the air guide hood 13 above the air fryer container 12, it is convenient for the airflow formed under the action of the fan 21 to flow directly downward into the air duct formed between the cooking cavity and the air fryer container 12, so as to prevent the airflow from passing through the air fryer 12.
  • the top of the frying container 12 enters the air frying container 12 to ensure that the air flow between the air duct and the air frying container 12 forms a circulation.
  • At least a portion of the outer surface of the air guide cover 13 gradually extends downward from the middle of the air guide cover 13 to the outer edge of the air guide cover 13 , so that the airflow formed under the action of the fan 21 can be directed downward. into the air duct formed between the cooking cavity and the air fryer container 12 .
  • the upper surface of the wind deflector 13 is an inclined surface or an arc-shaped surface.
  • the upper surface of the wind guide cover 13 is an inclined surface, and the angle ⁇ formed by the inclined surface and the horizontal surface is 0° ⁇ 60°.
  • ⁇ may be 0°, 10°, 30°, 50° or 60°, so as to better achieve the flow guiding effect.
  • the upper surface of the air guide cover 13 may also form a curved surface (eg, a convex curved surface) that gradually extends downward from the middle of the air guide cover 13 to the outer edge of the air guide cover 13 .
  • the air guide hood 13 is covered on the opening of the air fryer container 12 , and the air guide hood 13 has a ventilation opening 131 communicating with the chamber, and the radius r of the ventilation opening 131 is smaller than that of the fan 21 .
  • the horizontal distance R1 between the outer edge of the fan blade and the center of the fan 21 and the radius r of the vent 131 are greater than the horizontal distance R2 between the inner edge of the fan blade of the fan 21 and the center of the fan 21 .
  • the radius r of the ventilation opening 131 to satisfy the above conditions, at least a part of the airflow formed by the fan 21 can avoid the ventilation opening 131 and enter the air frying container from the air hole 121 in the lower part of the air frying container 12 along the air duct. within 12.
  • the vent 131 forms a circular hole, and the ratio of the diameter of the vent 131 to the maximum diameter of the fan 21 is 0 ⁇ 3/2.
  • d/D can be 1/2, 1 or 3/2, so that at least a part of the air flow formed by the fan 21 can avoid the vent 131 and enter the air fryer along the air duct from the air hole 121 in the lower part of the air fryer container 12 inside the container 12 .
  • the orthographic projection of the vent 131 in a plane perpendicular to the axis of rotation of the fan 21 is within the range of the area swept by the fan 21 as it rotates, further preventing airflow from the vent 131 into the air fryer container 12, Ensure that the air flow between the air duct and the air frying container 12 forms a circulation.
  • the fan 21 is located just above the central axis of the air fryer container 12, the ventilation opening 131 is arranged at the center of the air guide hood 13, and the opening area of the ventilation opening 131 is not larger than the area swept by the fan 21 during rotation, The air flow is prevented from entering the air fryer container 12 from the vent 131, and the air flow between the air duct and the air fryer container 12 is ensured to form a circulation.
  • the distance between the air guide hood 13 and the fan 21 in the up-down direction is 0-12 mm.
  • the distance between the air guide hood 13 and the fan 21 in the up-down direction can be 1 mm, 5 mm, 8 mm, 10 mm or 12 mm, so as to ensure that the airflow formed under the action of the fan 21 can flow directly downward between the cooking cavity and the air fryer container 12.
  • the air flow is prevented from entering the air frying container 12 from the top of the air frying container 12, and the air flow between the air duct and the air frying container 12 is ensured to form a circulation.
  • a cooking appliance 100 includes a cooking body 10 and a cover assembly 20 , the cooking body 10 includes a cooking container 11 , and the cover assembly 20 is provided on the cooking body 10 , and the cooking cavity is Defined by the cooking main body 10 and the cover assembly 20 , the fan 21 is provided in the cover assembly 20 , and the heating device 15 is disposed in the cooking main body 10 or the cover assembly 20 .
  • the cover assembly 20 is covered on the opening of the cooking container 11 , and the cooking cavity is mainly formed by the inner cavity of the cooking container 11 .
  • the cooking utensil 100 further includes an empty fryer 30, the empty fryer 30 is detachably connected to the cover assembly 20, and the empty fryer 30 is provided on the side of the cover assembly 20 that faces away from the cooking main body 10. 30 is provided with a motor 32 for driving the fan 21 to rotate.
  • the cooking main body 10 , the cover assembly 20 and the empty fryer 30 can be used in one cooking mode.
  • the motor 32 is used to drive the fan 21 to rotate to achieve the effect of baking cycle cooking. It is also possible to control the motor 32 to not work in another cooking mode, and the cooking can be realized through the cooperation of the cooking body 10 and the cover assembly 20.
  • the mode can be cooked in one, without the need to switch the cover assembly 20 and the air fryer 30 back and forth, the operation is simple, and the use experience is better.
  • one of the empty fry head 30 and the cover assembly 20 has a positioning recess 27
  • the other of the empty fry head 30 and the cover assembly 20 has a positioning protrusion 33
  • the positioning protrusion 33 and the positioning recess 27 Cooperate.
  • the bottom of the air fryer 30 is provided with a positioning convex portion 33 that protrudes downward
  • the top of the cover assembly 20 is provided with a positioning concave portion 27 that is recessed downward.
  • the head 30 is fitted into the positioning concave portion 27 through the positioning convex portion 33 to realize the positioning and installation of the empty fryer 30 on the cover assembly 20, so as to prevent the empty fryer 30 from shaking relative to the cover assembly 20 when the cooking utensil 100 is in operation. Detach the cover assembly 20 to ensure that the cooking utensil 100 can work normally.
  • the positioning convex portion 33 cooperates with the positioning concave portion 27, the positioning and installation of the air fryer 30 on the cover body assembly 20 can be realized, and the installation stability of the air fryer head 30 on the cover body assembly 20 can be ensured. reliability, thereby ensuring that the air fryer 30 can work properly.
  • one side wall of the positioning protrusion 33 and the positioning recess 27 has a guide rib 331
  • the other one of the positioning protrusion 33 and the positioning recess 27 has a guide groove (not shown in the figure). ), the guide groove is matched with the guide rib 331.
  • the side wall of the positioning convex portion 33 is provided with a plurality of guide ribs 331 arranged at intervals along its circumferential direction.
  • Each guide rib 331 extends in the up-down direction. Multiple guide grooves.
  • the cover assembly 20 includes a metal cover 29 , and the metal cover 29 is provided with cover teeth that are engaged with the cooking body 10 , so as to ensure the gap between the metal cover 29 and the cooking body 10 . connection reliability and tightness.
  • the bottom wall of the positioning recess 27 is a part of the metal cover 29 , the motor 32 is located above the metal cover 29 , and the fan 21 is located below the metal cover 29 , that is, the metal cover 29 separates the motor 32 and the fan 21 , and there is no need for the metal cover 29 is opened so that the motor 32 and the fan 21 are directly connected, and the motor 32 can be driven to the fan 21 by using the principle of magnetic drive, which not only ensures the structural integrity and structural strength of the metal cover 29, but also reduces the need for the metal cover. 29 processing steps.
  • the motor 32 is provided with a first magnet 322 that rotates synchronously with its rotor
  • the fan 21 is provided with a second magnet 212
  • the first magnet 322 is adapted to be attracted with the second magnet 212 , so that when the motor 32 is working
  • the fan 21 is driven to rotate.
  • the fan 21 includes an inner ring and a fan blade, one end of the fan blade is connected to the inner ring and the other end extends outward, the second magnet 212 is arranged in the inner ring, the middle of the inner ring has a mounting hole, and the ventilation port 131
  • the opening area of the fan 21 is not less than the area of the inner ring, so as to ensure that at least a part of the airflow formed by the fan 21 can avoid the vent 131 and smoothly enter the air fryer container 12 through the vent 121 at the bottom.
  • a magnetic isolation member 35 is provided between the motor 32 and the first magnet 322 .
  • the magnetic isolation member 35 By disposing the magnetic isolation member 35 between the motor 32 and the first magnet 322 , the magnetic pole of the first magnet 322 can be prevented from affecting the rotation and service life of the motor 32 .
  • the end face of the rotor of the motor 32 has a first installation recess 321, and the first magnet 322 is provided in the first mounting recess 321 .
  • the side of the hub of the fan 21 facing the cover assembly 20 It has a second mounting recess 211 , and the second magnet 212 is disposed in the second mounting recess 211 .
  • a side of the cover assembly 20 facing the cooking body 10 is provided with a mounting shaft 22 , and the mounting shaft 22 is inserted into the cover assembly 20 , and the fan 21 can It is rotatably provided on the mounting shaft 22 .
  • the installation shaft 22 By providing the installation shaft 22, the installation of the fan 21 is facilitated.
  • a bearing 28 is installed between the installation shaft 22 and the fan 21 , and the fan 21 is rotatably installed on the installation shaft 22 through the bearing 28 to ensure the rotational stability of the fan 21 .
  • the installation shaft 22 is provided with a fastener 25 and a protective cover 23 located between the fastener 25 and the fan 21 , and the fastener 25 axially limits the protective cover 23 .
  • the protective cover 23 not only can the fan 21 be protected, but also the user can be prevented from accidentally touching the blades of the fan 21 and scratching their fingers; Limiting and fixing are performed, and when the protective cover 23 needs to be removed for cleaning, the protective cover 23 can be removed by removing the fastener 25, and the operation is simple and easy to implement.
  • the mounting shaft 22 is further provided with a stopper 221 and a washer 24 , the stopper 221 is arranged near the bearing 28 , the washer 24 is arranged near the fastener 25 , and the protective cover 23 is located on the stopper 221 and the washer between 24.
  • the bearing 28 can be axially limited, and by arranging the gasket 24, the protective cover 23 and the fastener 25 can be protected to prevent the surface of the parts from being worn.
  • the cooking appliance 100 includes the cooking appliance 100 including a roasting cooking mode and a steaming cooking mode.
  • the empty fryer container 12 is arranged in the cooking vessel 11 , and the cover assembly 20 is covered with the cooking body. 10 and the air fryer 30 is arranged on the cover assembly 20, the heating device 15 heats and the motor 32 drives the fan 21 to rotate to generate hot air.
  • the cover assembly 20 covers the cooking main body 10 and allows the empty fryer 30 Separated from the cover assembly 20 , the heating device 15 heats the food in the cooking container 11 .
  • the steam cooking mode includes steam cooking, rice cooking, stew cooking and pressure cooking.
  • the cooking utensil 100 of this embodiment can cook in the baking cooking mode through the cooperation of the cooking main body 10 , the cover assembly 20 and the air fryer 30 , and use the motor 32 to drive the fan 21 to rotate to realize cooking.
  • the motor 32 on the air fryer 30 is controlled to not work, and cooking is realized through the cooperation of the cooking main body 10 and the lid assembly 20.
  • the two cooking modes can be cooked in one, and the lid assembly 20 and the air fryer 30 do not need to be connected. Switch back and forth, the operation is simple, and the use experience is better.
  • the heating device 15 is located at the bottom of the cooking cavity, that is, the effect of bottom heating is achieved, and the air flows between the bottom wall of the air fryer container 12 and the bottom wall of the cooking cavity, and sufficient heat exchange can be performed.
  • the cooking appliance 100 includes a cooking body 10 , a cover assembly 20 and an empty fryer 30 .
  • the cooking main body 10 includes a casing, a cooking vessel 11 , an air frying vessel 12 , an air guide hood 13 , a bracket 14 and a heating device 15 .
  • the housing may form a single piece, the cooking vessel 11 and the heating device 15 may both be disposed within the housing, and the cooking vessel 11 may be detachably positioned within the housing and over the heating device 15, thereby connecting the cooking vessel 11 to the heating device 15.
  • the heating device 15 is assembled together and used in conjunction with the cover assembly 20 and the empty fryer 30 .
  • the housing here may include a base and a cover, the base and the cover can be arranged separately, the heating device 15 is arranged on the base to form a heating base, and the cooking container 11 is arranged in the cover, so that the cooking appliance 100 is formed in the
  • the three-stage structure arranged in the up-down direction is: the cover assembly 20 (or the combined structure A of the cover assembly 20 and the air fryer 30), the combined structure B of the outer cover and the cooking container 11, etc. , the combined structure C of the base and the heating device 15, etc., the three-part combined structure can be set separately.
  • the bracket 14 is detachably arranged at the bottom of the cooking container 11, and the air fryer 12 is supported on the bracket 14, so that the outer wall of the empty fryer 12 and the inner wall of the cooking container 11 are spaced apart to form an air duct.
  • the air guide hood 13 is arranged on the top of the air fryer container 12 and has a vent 131 , the bottom wall of the air fryer container 12 has an air hole 121 , and the inner cavity of the air fryer container 12 communicates with the air duct through the air hole 131 and the air hole 121 .
  • the upper part of the side wall of the air fryer container 12 is provided with two oppositely arranged handles 122 to facilitate the user to take and place the air fryer container 12.
  • the air fryer container 12 is provided with a partition 124, and the partition plate 124 has a plurality of spaced-apart handles. Air outlet 1241.
  • the cover assembly 20 is detachably disposed on the top of the cooking main body 10, and the side of the cover assembly 20 facing the cooking main body 10 is disposed on the fan 21, the mounting shaft 22, the limiting member 221, the protective cover 23, the gasket 24, the tightening Firmware 25 and bearing 28, the upper end of the installation shaft 22 is connected to the cover body assembly 20, the fan 21 is rotatably arranged on the installation shaft 22 through the bearing 28, and the limiter 221 stops against the lower side of the bearing 28 to face the bearing 28
  • the protective cover 23 and the washer 24 are arranged on the installation shaft 22, and the protective cover 23 is located between the limiting member 221 and the washer 24, so that the fan 21 passes through the bearing 28 along with the rotation of the installation shaft 22.
  • the protective cover 23 , the limiting member 221 and the washer 24 do not move while the protective cover 23 is rotated, and the fastener 25 is fixed on the lower end of the mounting shaft 22 .
  • the side of the fan 21 facing the cover assembly 20 is provided with a plurality of second mounting recesses 211 , and each second mounting recess 211 is provided with a second magnet 212 .
  • the air fryer 30 is detachably disposed on the side of the cover assembly 20 that is away from the cooking main body 10 .
  • the air fryer 30 includes a casing 31 and a motor 32 .
  • the casing 31 includes a bottom casing 3101 and a bottom casing 3101 .
  • the upper cover 3102, the bottom case 3101 and the upper cover 3102 define an accommodating space, the motor 32 is arranged in the accommodating space, the motor 32 is provided with a plurality of first mounting recesses 321, and each first mounting recess 321 is provided with a The rotor rotates synchronously with the first magnet 322 .
  • the upper cover 3102 is provided with an air inlet 311
  • the side wall of the bottom case 3101 is provided with an air outlet 312
  • a cooling fan connected to the motor 32 is also arranged in the accommodating space, and the cooling fan drives the outside air from the air inlet 311 when rotating. into the accommodating space, and then discharged from the air outlet 312, in the process, the heat around the motor 32 is taken away to achieve the effect of heat dissipation.
  • the air fryer 30 and the mounting shaft 22 and other structures can be disassembled from the cover assembly 20, or the above structures can not be disassembled to control the heating device 15.

Landscapes

  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Frying-Pans Or Fryers (AREA)
  • Baking, Grill, Roasting (AREA)

Abstract

L'invention concerne un récipient de friture à air (12) et un appareil de cuisson (100). Le récipient de friture à air (12) comprend une chambre, la chambre comprenant une cavité de réception d'aliment (1201) et une cavité de guidage d'air (1202), un orifice de passage d'air (1241) étant ménagé entre la cavité de guidage d'air (1202) et la cavité de réception d'aliment (1201) ; et le récipient de friture à air (12) étant pourvu d'un trou de passage d'air (121) en communication avec la cavité de guidage d'air (1202).
PCT/CN2021/113672 2020-09-22 2021-08-20 Récipient de friture à air et appareil de cuisson WO2022062790A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202011000456.XA CN114246486A (zh) 2020-09-22 2020-09-22 空炸容器以及烹饪器具
CN202011000456.X 2020-09-22

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Publication Number Publication Date
WO2022062790A1 true WO2022062790A1 (fr) 2022-03-31

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WO (1) WO2022062790A1 (fr)

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US20030062360A1 (en) * 2001-09-28 2003-04-03 Hearthware Home Products, Inc. Counter-top electric cooker having a safety shut-off switch
CN104473570A (zh) * 2014-12-18 2015-04-01 肖学宇 空气炸锅
CN206371926U (zh) * 2016-08-31 2017-08-04 九阳股份有限公司 一种改进的空气炸锅
CN109820432A (zh) * 2019-03-25 2019-05-31 广东新宝电器股份有限公司 一种充分热循环的空气炸锅
CN110840285A (zh) * 2019-12-13 2020-02-28 慈溪市兆丰电器有限公司 利于外壳冷却的空气炸锅

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CN104490294B (zh) * 2014-12-18 2017-11-17 严绍基 一种空气炸锅
CN107343741B (zh) * 2016-05-06 2023-01-10 深圳市联创三金电器有限公司 利用热空气循环制备食物的装置
WO2017215988A1 (fr) * 2016-06-15 2017-12-21 Koninklijke Philips N.V. Friteuse à air
CN108784401A (zh) * 2018-05-30 2018-11-13 宁波市嘉乐电器有限公司 一种新型空气炸锅
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US5466912A (en) * 1993-04-13 1995-11-14 American Harvest, Inc. Convection oven
JP2000201827A (ja) * 1999-01-14 2000-07-25 Tiger Vacuum Bottle Co Ltd ホットプレ―ト
US20030062360A1 (en) * 2001-09-28 2003-04-03 Hearthware Home Products, Inc. Counter-top electric cooker having a safety shut-off switch
CN104473570A (zh) * 2014-12-18 2015-04-01 肖学宇 空气炸锅
CN206371926U (zh) * 2016-08-31 2017-08-04 九阳股份有限公司 一种改进的空气炸锅
CN109820432A (zh) * 2019-03-25 2019-05-31 广东新宝电器股份有限公司 一种充分热循环的空气炸锅
CN110840285A (zh) * 2019-12-13 2020-02-28 慈溪市兆丰电器有限公司 利于外壳冷却的空气炸锅

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114916841A (zh) * 2022-05-31 2022-08-19 广东嘉威电器科技股份有限公司 空气炸锅
CN114916841B (zh) * 2022-05-31 2024-04-19 广东嘉威科技股份有限公司 空气炸锅

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