CN111184453A - Food electric baking device with high heating efficiency - Google Patents
Food electric baking device with high heating efficiency Download PDFInfo
- Publication number
- CN111184453A CN111184453A CN202010138513.4A CN202010138513A CN111184453A CN 111184453 A CN111184453 A CN 111184453A CN 202010138513 A CN202010138513 A CN 202010138513A CN 111184453 A CN111184453 A CN 111184453A
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- China
- Prior art keywords
- pot body
- air
- inner shell
- steam outlet
- guide disc
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Classifications
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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
- A47J37/0629—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity with electric heating elements
- A47J37/0641—Small-size cooking ovens, i.e. defining an at least partially closed cooking cavity with electric heating elements with forced air circulation, e.g. air fryers
-
- 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
Abstract
The invention discloses a food electric baking device with high heating efficiency, which comprises a machine body (1), a pot body (2) and a first heating element (3), wherein the pot body (2) and the first heating element (3) are arranged in the machine body (1), the machine body (1) comprises an outer shell (11), an inner shell (12) arranged in the outer shell (11) and an air guide disc (13) arranged in the inner shell (12), the bottom of the inner shell (12) is provided with a mounting hole (1253), and a second heating element (7) is arranged in the mounting hole (1253) and used for heating the bottom of the pot body (2). Compared with the prior art, the electric food roaster can improve the heating efficiency and has multiple functions.
Description
Technical Field
The invention relates to the technical field of kitchen appliances, in particular to a food electric baking device with high heating efficiency.
Background
The air fryer is a novel household appliance for frying food by utilizing a high-speed and high-temperature air circulation technology, the oil of the manufactured food can be reduced by 80 percent compared with that of the traditional electric fryer, and the air fryer is easy to clean in daily use, is safe and economical and is favored by people.
Current air fryer generally includes the organism, be formed with the culinary art cavity in the organism, be equipped with the hot-blast subassembly that can send into high-temperature air to culinary art cavity inside in the organism, be equipped with the pot body that is used for holding food in the culinary art cavity, the high-temperature hot-blast that utilizes hot-blast subassembly during operation to produce heats the edible material in the pot, hot-air and food fully contact, utilize the food surface to lose moisture fast in the twinkling of an eye, or in addition the grease that food self produced, make the food surface form crisp taste, the effect of being fried appears. The concrete structure can be found in the invention patent of patent application No. CN201710570933.8 (publication No. CN107233007A) of an air fryer with a simple assembly structure.
But only heat the food through hot wind, the efficiency is lower, and the function is single.
Disclosure of Invention
The first technical problem to be solved by the present invention is to provide a multifunctional electric food roaster with improved heating efficiency, aiming at the current situation of the prior art.
The second technical problem to be solved by the present invention is to provide an electric food roaster that can prevent the pan body from being worn during the process of entering and exiting the cooking cavity, aiming at the current situation of the prior art.
The third technical problem to be solved by the present invention is to provide an electric food baking appliance capable of ensuring the sealing property between the air guide plate and the pan body, so as to avoid the heat and water vapor dissipation caused by the gap in the baking process.
The technical scheme adopted by the invention for solving the first technical problem is as follows: a food electric roaster with high heating efficiency comprises
The machine body comprises an outer shell, an inner shell arranged in the outer shell and an air guide disc arranged in the inner shell, wherein an interlayer is formed between the outer wall of the inner shell and the inner wall of the outer shell, the air guide disc divides the inner space of the inner shell into a cold air cavity positioned at the upper part and a hot air cavity positioned at the lower part, and a cooking cavity is formed at the lower part of the hot air cavity;
the pot body is accommodated in the cooking cavity; and
the first heating element is arranged at the upper part of the hot air cavity and can send high-temperature gas into the pot body;
the method is characterized in that: the bottom of the inner shell is provided with a mounting opening, and a second heating element is mounted in the mounting opening and used for heating the bottom of the pot body.
In order to avoid the collision between the pot body and the second heating element when the pot body is in and out while ensuring the heating effect of the second heating element on the pot body, corresponding openings are arranged on the side walls of the outer shell and the inner shell, the pot body can pass through the openings of the outer shell and the inner shell in and out in a drawing manner, the top surface of the second heating element and the bottom surface of the pot body are both flat surfaces and are tightly attached to the cooking cavity.
To further solve the second and third technical problems described above: the air guide plate cover is arranged above the pot body, the bottom end of the air guide plate is provided with an inclined setting structure, the inclined setting structure gradually rises from one side of the opening far away from the outer shell and the inner shell to one side of the opening close to the outer shell and the inner shell, and the top end of the pot body is correspondingly provided with an inclined setting structure matched with the bottom end of the air guide plate.
In order to further improve the sealing property between the air guide disc and the pot body, a sealing ring is clamped between the bottom end of the air guide disc and the top end of the pot body.
In order to facilitate the installation of the sealing ring and ensure the elasticity of the sealing ring at the same time, the inner side wall of the inner shell is convexly provided with an installation strip;
the sealing ring comprises
The mounting part is sleeved at the end part of the mounting bar and is abutted against the bottom end of the air guide disc; and
the extrusion part is internally provided with a through hole and can be in a compressed state under the extrusion of the top end of the pot body.
In order to increase the contact area between the air guide disc and the pot body, the lower edge of the air guide disc bends outwards and extends to form a first convex edge, the bottom of the first convex edge is provided with a first inclined plane which gradually rises from the side far away from the opening of the outer shell and the inner shell to the side close to the opening of the outer shell and the inner shell, the first inclined plane is an inclined setting structure positioned on the air guide disc, the upper edge of the pot body bends outwards and extends to form a second convex edge, the top of the second convex edge is provided with a second inclined plane which is matched with the first inclined plane, and the second inclined plane is an inclined setting structure positioned on the pot body.
Of course, the wind guide plate can be obliquely arranged to achieve the same purpose.
In order to ensure the heating effect and make the heat quantity be uniformly distributed, it also includes
The motor is arranged in the interlayer; and
and the heat circulation fan is arranged in the hot air cavity, is positioned above the heating element and is in transmission connection with the output shaft of the motor.
In order to ensure the heat dissipation effect of the machine body, the outer shell is provided with a first air inlet and a first air outlet which are communicated with the interlayer and the outside atmosphere, the inner shell is provided with a second air inlet and a second air outlet which are communicated with the interlayer and the cold air cavity, the cold air cavity is internally provided with a cooling fan which is in transmission connection with an output shaft of the motor, and the cooling fan can suck the outside atmosphere into the cold air cavity sequentially through the first air inlet and the second air inlet and discharge the outside atmosphere sequentially through the second air outlet and the first air outlet.
In order to facilitate the discharge of water vapor, the inner shell is provided with a mounting hole, the outer shell is provided with a first vapor outlet hole, the air guide disc is provided with a second vapor outlet hole, a vapor outlet cover is mounted in the mounting hole, a vapor outlet channel is formed in the vapor outlet cover, an inlet of the vapor outlet channel is communicated with the second vapor outlet hole, and an outlet of the vapor outlet channel is communicated with the first vapor outlet hole.
In order to avoid the water vapor in the vapor outlet channel from dissipating, a sealing element is sleeved at one end of the vapor outlet cover, which is positioned at the inlet of the vapor outlet channel, and the sealing element is abutted against the outer wall of the air guide disc, which is positioned at the periphery of the second vapor outlet hole.
Compared with the prior art, the invention has the advantages that: through installing heating element in the installing port of inner shell bottom, make its top surface closely laminate with the bottom surface of the pot body, can heat the pot body, the user can select three kinds of different heating modes according to the demand: the first heating element of independent start, the second heating element of independent start and start first heating element and second heating element simultaneously, the function is various, and when second heating element and first heating element mutually supported, can improve heating efficiency, save food processing's time, guarantee food quality.
Drawings
FIG. 1 is a schematic perspective view of an electric food roaster according to an embodiment of the present invention;
fig. 2 is a longitudinal sectional view of the electric food grill of fig. 1;
FIG. 3 is an exploded perspective view of the electric food roaster of FIG. 1;
FIG. 4 is a schematic perspective view of an inner container of an electric food roaster according to an embodiment of the present invention;
FIG. 5 is a schematic perspective view of an air guiding plate in an embodiment of the electric food grill of the present invention;
fig. 6 is a longitudinal sectional view of a packing ring in an embodiment of the electric food grill of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
As shown in fig. 1 to 6, the preferred embodiment of the present invention will be described by taking an air fryer as an example. The electric food roaster comprises a main body 1, a pan body 2, a first heating element 3, a motor 4, a cooling fan 5, a heat circulation fan 6 and a second heating element 7.
The machine body 1 includes an outer casing 11, an inner casing 12 disposed in the outer casing 11, and an air guiding disc 13 disposed in the inner casing 12, an interlayer 111 is formed between an outer wall of the inner casing 12 and an inner wall of the outer casing 11, the air guiding disc 13 divides an inner space of the inner casing 12 into a cold air cavity 121 located at an upper portion and a hot air cavity 122 located at a lower portion, and a cooking cavity 1221 is formed at a lower portion of the hot air cavity 122.
Specifically, the housing 11 includes an upper housing 112 and a lower housing 113 which are connected in an up-and-down fit manner, a first air inlet 1121 which communicates the interlayer 111 and the outside atmosphere is formed in the upper portion of the sidewall of the upper housing 112, and a first air outlet 1131 which communicates the interlayer 111 and the outside atmosphere is formed in the lower portion of the sidewall of the upper housing 112 and the bottom wall of the lower housing 113.
The inner casing 12 includes the motor frame 123 that connects in proper order from top to bottom, linking bridge 124 and inner bag 125, the inside foretell culinary art chamber 1221 that is formed with of inner bag 125, the lower edge of motor frame 123 outwards buckles and extends and be formed with first kink 1232, the last reason of inner bag 125 outwards buckles and extends and be formed with second kink 1252, above-mentioned first kink 1232 and second kink 1252 are connected through linking bridge 124, and the tip of first kink 1232 and second kink 1252 all offsets with the inner wall of last casing 112, the second air intake 1231 of intercommunication intermediate layer 111 and cold wind chamber 121 has been seted up to the roof central authorities of motor frame 123, set up the second air outlet 1251 of intercommunication intermediate layer 111 and cold wind chamber 121 on the second kink 1252 of inner bag 125.
The top wall of the air guiding plate 13 is provided with a third air inlet 133. The lower edge of the air guiding disc 13 is bent outwards to form a first convex edge 131, and the bottom surface of the first convex edge 131 is a first inclined surface 1311.
The pot 2 is accommodated in the cooking cavity 1221, and in this embodiment, the upper shell 112 and the inner container 125 have corresponding openings on the side walls, through which the pot 2 can be drawn into and out of the cooking cavity 1221. The upper edge of the pot body 2 is bent outwards and extended to form a second convex edge 21, the top surface of the second convex edge 21 is a second inclined surface 211, the air guide disc 13 is covered above the pot body 2, the first inclined surface 1311 and the second inclined surface 211 are matched with each other, and the first inclined surface 1311 and the second inclined surface 211 are gradually raised from the side far away from the opening of the upper shell 112 and the inner container 125 to the side close to the opening of the upper shell 112 and the inner container 125. In the present embodiment, the slopes of the first inclined surface 1311 and the second inclined surface 211 may be uniform, or may have a certain deviation, which can be compensated for by the below-described seal ring 15.
In order to ensure the sealing performance between the wind guide plate 13 and the pan body 2, a sealing ring 15 is arranged between the first inclined surface 1311 and the second inclined surface 211, and the sealing ring 15 is installed at the bottom of the wind guide plate 13 through a connecting bracket 124. The sealing ring 15 comprises a mounting portion 151 and a pressing portion 152, specifically, a mounting bar 1241 is convexly arranged on the inner side wall of the bracket 124, and the mounting portion 151 is sleeved on the end portion of the mounting bar 1241 and abuts against the first inclined surface 1311; the pressing portion 152 has a through hole 1521 formed therein, and the pressing portion 152 abuts against the second inclined surface 211 and can be compressed by the second inclined surface 211.
The first heating element 3 is provided at an upper portion of the hot wind chamber 122. In this embodiment, the first heating element 3 is a spirally wound heating tube.
The motor 4 is disposed in the interlayer 111 and above the motor mount 123.
The cooling fan 5 is arranged in the cold air cavity 121 and is in transmission connection with an output shaft of the motor 4. The cooling fan 5 can suck the external atmosphere into the cold air chamber 121 through the first air inlet 1121 and the second air inlet 1231 in sequence, and discharge the external atmosphere through the second air outlet 1251 and the first air outlet 1131 in sequence.
The heat circulation fan 6 is arranged in the hot air cavity 122 and above the first heating element 3, and is in transmission connection with the output shaft of the motor 4. The heat circulation fan 6 is matched with the first heating element 3 to blow hot air to the food materials in the pot body 2, and takes away water in the food through the hot air and heats the food, so that the effect and the taste of frying various foods, chips, fishes and other fried foods are achieved.
In order to facilitate the discharge of the steam, the middle of the sidewall of the upper housing 112 is provided with a first steam outlet 1122, the sidewall of the wind guide plate 13 is provided with a second steam outlet 132, the sidewall of the motor frame 123 is provided with a mounting hole 1233, the mounting hole 1233 is provided with the steam outlet cover 14, the steam outlet cover 14 is internally provided with a steam outlet channel 141, an inlet of the steam outlet channel 141 is communicated with the second steam outlet 132, an outlet of the steam outlet channel 141 is communicated with the first steam outlet 1122, one end of the steam outlet cover 14, which is located at the inlet of the steam outlet channel 141, is sleeved with a sealing element 142, the sealing element 142 abuts against the outer wall of the wind guide plate 13, which is located at the periphery of the second steam outlet 132, and one end of the steam outlet cover 14, which is located at the steam outlet channel 141, is in a fence shape. The first steam outlet 1122 is covered with a cover 16, and when the cover 16 is opened, steam can be released.
The second heating element 7 is hermetically installed in an installation opening 1253 formed at the bottom of the inner container 125. In this embodiment, the second heating element 7 is a planar heating plate, and the top surface thereof is tightly attached to the bottom surface of the pot body 2. The second heating element 7 can heat the pan body 2, and a user can select three different heating modes according to requirements: the first heating element 3 is activated individually, the second heating element 7 is activated individually, and the first heating element 3 and the second heating element 7 are activated simultaneously, which is versatile. When the second heating element 7 and the first heating element 3 are matched with each other, the heating efficiency can be improved, the food processing time is saved, and the food quality is ensured.
The working principle of the invention is as follows:
(1) the pot body 2 containing food materials is pushed into the cooking cavity 1121 from the openings of the shell 112 and the inner container 125, in the process, the second inclined surface 211 of the pot body 2 can move along the bottom surface of the sealing ring 15, and the extruding portion 152 is compressed, because the inclined surface gradually rises from the side far away from the openings of the upper shell 112 and the inner container 125 to the side close to the openings of the upper shell 112 and the inner container 125, in the moving process, a gap exists between the bottom surface of the pot body 2 and the top surface of the second heating element 7, so that the abrasion can be avoided, after the pot body is moved in place, under the action of elastic restoring force of the extruding portion 152, the bottom surface of the pot body 2 is abutted against the top surface of the second heating element 7, meanwhile, a seal is formed between the air guiding disc 13 and the pot:
(2) the motor 4 drives the cooling fan 5 and the thermal circulation fan 6 to rotate, the cooling fan 5 sucks the outside air from the first air inlet 1121 into the upper portion of the interlayer 111, and then enters the cold air chamber 121 through the second air inlet 1231, the air flow in the cold air chamber 121 will be discharged to the lower part of the interlayer 111 through the second air outlet 1251 in turn, the inner container 125 is cooled and discharged through the first air outlet 1131, and on the other hand, is blown into the hot air cavity 122 through the third air inlet 133, the hot air is formed after being heated by the first heating element 3, then the hot air is blown to the pan body 2 by the thermal circulation fan 6, the food materials in the pot body 2 are heated, meanwhile, the second heating element 7 heats the bottom of the pot body 2, the heating efficiency is further improved, and hot air in the hot air cavity 122 can carry water vapor to sequentially pass through the second steam outlet 132, the steam outlet channel 141 and the first steam outlet 1122 to be discharged to the outside atmosphere.
Claims (10)
1. A food electric roaster with high heating efficiency comprises
The machine body (1) comprises an outer shell (11), an inner shell (12) arranged in the outer shell (11) and an air guide disc (13) arranged in the inner shell (12), wherein an interlayer (111) is formed between the outer wall of the inner shell (12) and the inner wall of the outer shell (11), the air guide disc (13) divides the inner space of the inner shell (12) into a cold air cavity (121) positioned at the upper part and a hot air cavity (122) positioned at the lower part, and a cooking cavity (1221) is formed at the lower part of the hot air cavity (122);
a pan (2) housed in said cooking chamber (1221); and
the first heating element (3) is arranged at the upper part of the hot air cavity (122) and can send high-temperature gas to the pot body (2);
the method is characterized in that: the bottom of the inner shell (12) is provided with a mounting opening (1253), and a second heating element (7) is mounted in the mounting opening (1253) and used for heating the bottom of the pot body (2).
2. The electric food baking appliance according to claim 1, wherein: the side walls of the outer shell (11) and the inner shell (12) are provided with corresponding openings, the pot body (2) can pass through the openings of the outer shell (11) and the inner shell (12) in a drawing mode to enter and exit the cooking cavity (1221), and the top surface of the second heating element (7) and the bottom surface of the pot body (2) are both flat and are arranged in a clinging mode.
3. The electric food baking appliance according to claim 2, wherein: the air guide disc (13) is covered above the pot body (2), the bottom end of the air guide disc (13) is provided with an inclined setting structure, the inclined setting structure gradually rises from one side of the opening far away from the outer shell (11) and the inner shell (12) to one side close to the openings of the outer shell (11) and the inner shell (12), and the top end of the pot body (2) is correspondingly provided with an inclined setting structure matched with the bottom end of the air guide disc (13).
4. The electric food baking appliance according to claim 3, wherein: a sealing ring (15) is clamped between the bottom end of the air guide disc (13) and the top end of the pot body (2).
5. The electric food baking appliance according to claim 4, wherein: the inner side wall of the inner shell (12) is convexly provided with a mounting strip (1241);
the sealing ring (15) comprises
The mounting part (151) is sleeved at the end part of the mounting bar (1241) and is abutted against the bottom end of the air guide disc (13); and
the extrusion part (152) is internally provided with a through hole (1521) and can be in a compression state under the extrusion of the top end of the pot body (2).
6. The electric food baking appliance according to claim 3, wherein: the lower edge of the air guide disc (13) is bent outwards and extends to form a first convex edge (131), the bottom of the first convex edge (131) is provided with a first inclined surface (1311) which gradually rises from the side far away from the opening of the outer shell (11) and the inner shell (12) to the side close to the opening of the outer shell (11) and the inner shell (12), the first inclined surface (1311) is an inclined arrangement structure positioned on the air guide disc (13), the upper edge of the pot body (2) is bent outwards and extends to form a second convex edge (21), the top of the second convex edge (21) is provided with a second inclined surface (211) which is matched with the first inclined surface (1311), and the second inclined surface (211) is an inclined arrangement structure positioned on the pot body (2).
7. The electric food baking appliance according to any of the claims 1 to 6, wherein: also comprises
A motor (4) disposed in the interlayer (111); and
and the heat circulating fan (6) is arranged in the hot air cavity (122), is positioned above the heating element (3) and is in transmission connection with an output shaft of the motor (4).
8. The electric food baking appliance according to claim 7, wherein: the cooling structure is characterized in that a first air inlet (1121) and a first air outlet (1131) which are communicated with the interlayer (111) and the outside atmosphere are formed in the outer shell (11), a second air inlet (1231) and a second air outlet (1251) which are communicated with the interlayer (111) and the cold air cavity (121) are formed in the inner shell (12), a cooling fan (5) which is in transmission connection with an output shaft of the motor (4) is arranged in the cold air cavity (121), and the cooling fan (5) can suck the outside atmosphere into the cold air cavity (121) through the first air inlet (1121) and the second air inlet (1231) and discharge the outside atmosphere through the second air outlet (1251) and the first air outlet (1131).
9. The electric food baking appliance according to any of the claims 1 to 6, wherein: the steam turbine is characterized in that a mounting hole (1233) is formed in the inner shell (12), a first steam outlet (1122) is formed in the outer shell (11), a second steam outlet (132) is formed in the air guide disc (13), a steam outlet cover (14) is installed in the mounting hole (1233), a steam outlet channel (141) is formed in the steam outlet cover (14), an inlet of the steam outlet channel (141) is communicated with the second steam outlet (132), and an outlet of the steam outlet channel (141) is communicated with the first steam outlet (1122).
10. The electric food baking appliance according to claim 9, wherein: and a sealing element (142) is sleeved at one end of the steam outlet cover (14) positioned at the inlet of the steam outlet channel (141), and the sealing element (142) is abutted against the outer wall of the air guide disc (13) positioned at the periphery of the second steam outlet hole (132).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010138513.4A CN111184453A (en) | 2020-03-03 | 2020-03-03 | Food electric baking device with high heating efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010138513.4A CN111184453A (en) | 2020-03-03 | 2020-03-03 | Food electric baking device with high heating efficiency |
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| Publication Number | Publication Date |
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| CN111184453A true CN111184453A (en) | 2020-05-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010138513.4A Pending CN111184453A (en) | 2020-03-03 | 2020-03-03 | Food electric baking device with high heating efficiency |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112336215A (en) * | 2020-11-06 | 2021-02-09 | 健仕(宁波)智能电器制造有限公司 | Intelligent air fryer |
| US11134808B2 (en) | 2020-03-30 | 2021-10-05 | Sharkninja Operating Llc | Cooking device and components thereof |
| US11627834B2 (en) | 2017-08-09 | 2023-04-18 | Sharkninja Operating Llc | Cooking system for cooking food |
| US11751710B2 (en) | 2019-02-25 | 2023-09-12 | Sharkninja Operating Llc | Guard for cooking system |
| US11882961B1 (en) | 2023-01-18 | 2024-01-30 | Sharkninja Operating Llc | Cover plate for cooking devices |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11882961B1 (en) | 2023-01-18 | 2024-01-30 | Sharkninja Operating Llc | Cover plate for cooking devices |
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