CN114747953B - Air fryer - Google Patents
Air fryer Download PDFInfo
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- CN114747953B CN114747953B CN202210501115.3A CN202210501115A CN114747953B CN 114747953 B CN114747953 B CN 114747953B CN 202210501115 A CN202210501115 A CN 202210501115A CN 114747953 B CN114747953 B CN 114747953B
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- rotating
- cover body
- square
- rotating sleeve
- sleeve
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- 238000005485 electric heating Methods 0.000 claims abstract description 8
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000009423 ventilation Methods 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 235000004280 healthy diet Nutrition 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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
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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
- A47J37/0664—Accessories
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- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Frying-Pans Or Fryers (AREA)
- Cookers (AREA)
Abstract
The invention discloses an air fryer, which comprises a machine body, a cover body and a pot body assembly, wherein a first cavity with an opening at the upper end is arranged in the machine body, the pot body assembly is rotationally connected in the first cavity, a second cavity with an opening at the lower end is arranged in the cover body, a first air hole communicated with the first cavity is arranged in the machine body, and a second air hole communicated with the second cavity is arranged in the cover body; the cover body is internally and rotatably connected with a rotating sleeve, and the rotating sleeve is arranged along the vertical direction; the lower end of the rotating sleeve is positioned in the second cavity and provided with a square rotating shell with an opening at the lower end, and a plurality of adjustable fan blade assemblies are uniformly arranged at intervals along the circumferential direction of the rotating sleeve on the outer side of the square rotating shell; an electric heating tube is arranged above the fan blade assembly in the second chamber; a power assembly for driving the rotating sleeve to rotate is arranged in the cover body; an adjusting component is arranged in the cover body. The air fryer is simple in structure and can uniformly heat food.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to an air fryer.
Background
An air fryer is a machine which can use air to carry out 'frying', and mainly uses the air to replace the hot oil in the original frying pan so as to cook food; meanwhile, the hot air also blows away the moisture on the surface layer of the food, so that the food material achieves the effect of being approximately fried. The working principle of the air fryer is a hot air circulation technology, hot air is generated by heating an electric heating tube in a machine at a high temperature, then the hot air is blown into the pot by a fan to heat food, so that the hot air circulates in a closed space, the food is dehydrated, and the surface becomes golden and crisp, thereby achieving the frying effect. The air fryer uses air as a heat transfer carrier, so that the oil content of food is effectively reduced, and healthy diet is provided for people. The flow direction of the hot air of the existing air fryer is fixed, and the hot air can only be blown to food from one direction, so that the food is heated unevenly, and the taste of the food is affected.
Disclosure of Invention
In order to solve the defects in the prior art, the invention provides an air fryer which is simple in structure and can uniformly heat food.
The technical scheme of the invention is realized as follows:
the air fryer comprises a machine body, a cover body and a pot body assembly, wherein a first cavity with an opening at the upper end is arranged in the machine body, the pot body assembly is rotationally connected in the first cavity, a second cavity with an opening at the lower end is arranged in the cover body, when the cover body is covered at the upper end of the machine body, the first cavity is communicated with the second cavity, a first air hole communicated with the first cavity is arranged in the machine body, and a second air hole communicated with the second cavity is arranged in the cover body; the cover body is internally and rotatably connected with a rotating sleeve, and the rotating sleeve is arranged along the vertical direction; the lower end of the rotating sleeve is positioned in the second cavity and provided with a square rotating shell with an opening at the lower end, and a plurality of adjustable fan blade assemblies are uniformly arranged at intervals along the circumferential direction of the rotating sleeve on the outer side of the square rotating shell; an electric heating tube is arranged above the fan blade assembly in the second chamber; the cover body is internally provided with a power component for driving the rotating sleeve to rotate, and the square rotating shell drives the fan blade component to rotate when the rotating sleeve rotates; an adjusting component is arranged in the cover body and connected with the power component to adjust the angle of the blades in the fan blade component; when the adjusting component controls the blades in the blade component to rotate to the first position, hot air flows downwards from the upper end of the pot body component along with the rotation of the blade component, and when the adjusting component controls the blades in the blade component to rotate to the second position, hot air flows upwards from the lower end of the pot body component along with the rotation of the blade component.
According to the technical scheme, when the air fryer is used, the pot body is placed in the first cavity in the machine body, then food is placed in the pot body assembly, the cover body is covered, the electric heating tube is electrified, meanwhile, the power assembly is controlled to drive the rotating sleeve to rotate, the rotating sleeve drives the fan blade assembly to rotate through the square rotating shell, and hot air is driven to flow to the food in the pot body assembly when the fan blade assembly rotates, so that the food is roasted; when the adjusting component controls the blades in the fan blade component to rotate to a first position, the first air hole is an air inlet hole, the second air hole is an air outlet hole, and hot air flows downwards from the upper end of the pot body component, so that food is heated and roasted from above; when the rotating sleeve rotates for a certain time, the adjusting component controls the blades in the fan blade component to rotate to the second position, at the moment, the first air hole is an air outlet hole, the second air hole is an air outlet hole, hot air flows upwards from the lower end of the pot body component, then the food is heated and roasted from the lower part, when the rotating sleeve rotates for a certain time, the adjusting component controls the blades in the fan blade component to rotate to the first position again, and the blades are circularly reciprocated, so that the food is heated and roasted from the upper side and the lower side at intervals, and the food can be heated uniformly.
Further, the fan blade assembly comprises a rotating shaft, and the rotating shaft is rotatably connected in the side wall of the square rotating shell and is arranged along the radial direction of the rotating sleeve; the rotating shaft is provided with a first gear at one end extending out of the square rotating shell, and the first gear drives the blade to rotate through the rotating shaft when rotating; the square rotating shell drives the blades to rotate around the rotating sleeve when rotating, and simultaneously drives the blades to rotate through the rotating shaft to change the inclination angle when the first gear rotates.
Further, the power assembly comprises a power shaft, a first rotating groove is arranged in the cover body, the first rotating groove and the rotating sleeve are positioned at coaxial positions, the power shaft is connected in the cover body in a rotating way along the radial direction of the first rotating groove, the upper end of the rotating sleeve stretches into the first rotating groove and is fixedly provided with a first bevel gear, one end of the power shaft stretching into the first rotating groove is fixedly provided with a second bevel gear meshed with the first bevel gear, and the rotating sleeve is driven to rotate when the power shaft rotates; and a power motor for driving the power shaft to rotate is fixedly arranged in the cover body.
Further, the adjusting assembly comprises an adjusting rod, a square plate is connected in the square rotating shell above the first gear in a sliding manner along the axial direction of the rotating sleeve, the adjusting rod is connected in the rotating sleeve in a sliding manner along the axial direction of the rotating sleeve, the lower end of the adjusting rod extends into the square rotating shell and is in rotating connection with the square plate, and the adjusting rod is fixedly connected with the square plate along the axial direction of the rotating sleeve; four racks extending downwards are fixedly arranged on the lower end face of the square plate, and the four racks are respectively in one-to-one correspondence with and meshed with the four first gears; when the square plate is at the upper end position, the blade is at the first position, and when the square plate is at the lower end position, the blade is at the second position; a blocking cover is fixedly arranged at the lower end of the square rotary shell; the adjusting rod penetrates through one end of the square plate and is fixedly connected with a shaft rod through threads, the lower end of the shaft rod extends out of the blocking cover, a first spring is sleeved on the shaft rod, and the first spring is positioned between the blocking cover and the square plate and used for forcing the square plate to move upwards; the upper end of the first rotating groove in the cover body is provided with a second rotating groove communicated with the first rotating groove, the second rotating groove is rotationally connected with a rotary table, the opening of the upper end of the second rotating groove is fixedly provided with a limit cover, and the limit cover is used for preventing the rotary table from being separated from the second rotating groove upwards; the rotary table is provided with a convex ring which downwards extends into the first rotary groove, the lower end surface of the convex ring is provided with convex teeth along the circumferential direction of the convex ring, and the power shaft is fixedly provided with a second gear meshed with the convex teeth; the inner circumferential side wall of the convex ring is provided with a first step surface, a second step surface and a spiral inclined surface for connecting the first step surface and the second step surface; the upper end of the adjusting rod is provided with a sliding plate which is connected in the convex ring in a sliding way along the axial direction of the rotating sleeve, and the outer side of the circumference of the sliding plate is provided with a pin shaft; the square plate moves downwards from the upper end position to the lower end position when the turntable rotates and the pin shaft moves to the first step surface from the second step surface through the spiral inclined surface, and moves upwards from the lower end position to the upper end position when the turntable rotates and the pin shaft moves to the second step surface from the second step surface through the spiral inclined surface.
Further, the outer side of the inner rotating sleeve of the cover body is provided with a mounting groove, a bearing is arranged in the mounting groove, the outer ring of the bearing is in interference fit with the circumferential side wall of the mounting groove, and the inner ring of the bearing is in interference fit with the rotating sleeve.
Further, the pot body assembly comprises a fryer, the fryer penetrates up and down, a ventilation plate is fixedly arranged at the lower end of the fryer, a convex column is arranged at the center of the bottom of the first cavity, a third rotary groove for the upper end of the convex column to extend in is formed in the ventilation plate, and the convex column is rotationally connected in the third rotary groove; a ventilated placing tray is detachably arranged above the ventilation plate in the fryer, and the placing tray is used for placing food.
Further, the inner side wall of the frying pan is provided with a positioning sliding groove along the vertical direction, and the outer side of the placing plate is provided with a positioning sliding block which is used for extending into the positioning sliding groove; the center of the placing disc is provided with a thread sleeve extending vertically upwards, and the lower end of the shaft rod is provided with a thread section which is used for extending into the thread sleeve; a ventilation baffle is fixedly arranged at the opening of the lower end of the second chamber; when the cover body is covered on the machine body, the upper end of the thread sleeve is abutted against the baffle plate, the thread section stretches into the thread sleeve, and the thread section and the thread sleeve are matched to drive the placing disc to rotate along with upward or downward movement of the shaft rod.
Through the technical scheme, when the adjusting component adjusts the position of the blade by controlling the up-and-down movement of the square plate, the square plate drives the shaft rod to move up and down, and then the placing plate is driven to rotate by the cooperation of the thread section and the thread sleeve, and the frying pan is driven to rotate when the placing plate rotates, so that the position of food is adjusted, and the food is further ensured to be heated uniformly; in addition, the screw sleeve is arranged, so that a user can conveniently take out or put the placing plate into the fryer through the screw sleeve.
The air fryer of the invention has the following beneficial effects:
1. when the air fryer is used, the pot body is placed in the first cavity in the machine body, then food is placed in the pot body component, the cover body is covered, the electric heating tube is electrified, meanwhile, the power component is controlled to drive the rotating sleeve to rotate, the rotating sleeve drives the fan blade component to rotate through the square rotating shell, and the fan blade component drives hot air to flow to the food in the pot body component to heat the food for roasting; when the adjusting component controls the blades in the fan blade component to rotate to a first position, the first air hole is an air inlet hole, the second air hole is an air outlet hole, and hot air flows downwards from the upper end of the pot body component, so that food is heated and roasted from above; when the rotating sleeve rotates for a certain time, the adjusting component controls the blades in the fan blade component to rotate to the second position, at the moment, the first air hole is an air outlet hole, the second air hole is an air outlet hole, hot air flows upwards from the lower end of the pot body component, so that food is heated and roasted from below, when the rotating sleeve rotates for a certain time, the adjusting component controls the blades in the fan blade component to rotate to the first position again, and the blades are circulated and reciprocated, so that the food is heated and roasted from the upper side and the lower side at intervals, and the food can be heated uniformly;
2. when the adjusting component moves up and down through the control square plate and then adjusts the position of blade, square plate drives the axostylus axostyle up-and-down motion, and then drives through screw thread section and the cooperation of thread bush and place the dish rotation, drives the fryer and rotates when placing the dish rotation, and then adjusts the position of food, further guarantees that food is heated evenly.
Drawings
FIG. 1 is a front cross-sectional view of an air fryer with vanes in a first position;
FIG. 2 is a cross-sectional view taken along the direction B-B in FIG. 1;
FIG. 3 is an enlarged view of the structure at A in FIG. 1;
FIG. 4 is a front view of the rotor hub, adjustment lever, turntable, and fan blade assembly with the blades in a first position;
FIG. 5 is a cross-sectional view of the air fryer with the vanes in a second position;
FIG. 6 is a front view of the rotor hub, adjustment lever, turntable, and fan blade assembly with the blades in the second position;
FIGS. 7-8 are block diagrams of the turntable;
FIG. 9 is a block diagram of a placement tray;
fig. 10 is a connection structure diagram of the square plate and the rack.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1 to 10, the invention discloses an air fryer, which comprises a machine body 1, a cover body 2 and a pot body assembly, wherein a first cavity 1a with an open upper end is arranged in the machine body 1, the pot body assembly is rotatably connected in the first cavity 1a, a second cavity 2a with an open lower end is arranged in the cover body 2, when the cover body 2 is covered on the upper end of the machine body 1, the first cavity 1a is communicated with the second cavity 2a, a first air hole 1b communicated with the first cavity 1a is arranged in the machine body 1, and a second air hole 2b communicated with the second cavity 2a is arranged in the cover body 2; the lid 2 internal rotation is connected with changes cover 3, change cover 3 and set up along vertical direction, in this embodiment, the lid 2 internal changes the outside of cover 3 and is equipped with mounting groove 2c, be equipped with bearing 4 in the mounting groove 2c, the outer lane of bearing 4 and the circumference lateral wall interference fit of mounting groove 2c, the inner circle and the change cover 3 interference fit of bearing 4. The lower end of the rotating sleeve 3 is positioned in the second cavity 2a and is provided with a square rotating shell 3a with an opening at the lower end, and a plurality of adjustable fan blade assemblies are uniformly arranged at the outer side of the square rotating shell 3a along the circumferential interval of the rotating sleeve 3; an electric heating tube 5 is arranged above the fan blade assembly in the second chamber 2a; a power component for driving the rotating sleeve 3 to rotate is arranged in the cover body 2, and the fan blade component is driven to rotate through the square rotating shell 3a when the rotating sleeve 3 rotates; an adjusting component is arranged in the cover body 2 and is connected with the power component to adjust the angle of the blades 7 in the fan blade component; when the adjusting component controls the blades 7 in the blade component to rotate to the first position, hot air flows downwards from the upper end of the pot body component along with the rotation of the blade component, and when the adjusting component controls the blades 7 in the blade component to rotate to the second position, hot air flows upwards from the lower end of the pot body component along with the rotation of the blade component.
In this embodiment, the fan blade assembly includes a rotating shaft 6, where the rotating shaft 6 is rotatably connected in a side wall of the square rotating shell 3a and is disposed along a radial direction of the rotating sleeve 3; one end of the rotating shaft 6 extending out of the square rotating shell 3a is provided with a blade 7, one end of the rotating shaft 6 positioned in the square rotating shell 3a is fixedly provided with a first gear 8, and the blade 7 is driven to rotate by the rotating shaft 6 when the first gear 8 rotates; the square rotating shell 3a drives the blades 7 to rotate around the rotating sleeve 3 when rotating, and simultaneously drives the blades 7 to rotate through the rotating shaft 6 to change the inclination angle when the first gear 8 rotates.
In addition, the power assembly comprises a power shaft 9, a first rotating groove 2d is formed in the cover body 2, the first rotating groove 2d and the rotating sleeve 3 are positioned at coaxial positions, the power shaft 9 is connected in the cover body 2 along the radial rotation of the first rotating groove 2d, the upper end of the rotating sleeve 3 stretches into the first rotating groove 2d and is fixedly provided with a first bevel gear 10, one end of the power shaft 9 stretching into the first rotating groove 2d is fixedly provided with a second bevel gear 11 meshed with the first bevel gear 10, and the rotating sleeve 3 is driven to rotate when the power shaft 9 rotates; the cover body 2 is internally and fixedly provided with a power motor 12 for driving the power shaft 9 to rotate.
In this embodiment, the adjusting assembly includes an adjusting rod 13, a square plate 14 is slidably connected above the first gear 8 in the square rotating shell 3a along the axial direction of the rotating sleeve 3, the adjusting rod 13 is slidably connected in the rotating sleeve 3 along the axial direction of the rotating sleeve 3, the lower end of the adjusting rod 13 extends into the square rotating shell 3a and is rotationally connected with the square plate 14, and the adjusting rod 13 is fixedly connected with the square plate 14 along the axial direction of the rotating sleeve 3; four racks 15 extending downwards are fixedly arranged on the lower end face of the square plate 14, and the four racks 15 are respectively in one-to-one correspondence with and meshed with the four first gears 8; the blade 7 is in a first position when the square plate 14 is in the upper end position and the blade 7 is in a second position when the square plate 14 is in the lower end position; a blocking cover 16 is fixedly arranged at the lower end of the square rotary shell 3 a; the adjusting rod 13 passes through one end of the square plate 14 and is fixedly connected with a shaft rod 17 through threads, the lower end of the shaft rod 17 extends out of the baffle cover 16, a first spring 18 is sleeved on the shaft rod 17, and the first spring 18 is positioned between the baffle cover 16 and the square plate 14 and used for forcing the square plate 14 to move upwards; a second rotating groove 2e communicated with the first rotating groove 2d is arranged at the upper end of the first rotating groove 2d in the cover body 2, a rotary disc 19 is rotationally connected to the second rotating groove 2e, a limit cover 20 is fixedly arranged at an opening at the upper end of the second rotating groove 2e, and the limit cover 20 is used for preventing the rotary disc 19 from being separated from the second rotating groove 2e upwards; the rotary table 19 is provided with a convex ring 19a which extends downwards into the first rotary groove 2d, the lower end surface of the convex ring 19a is provided with convex teeth 19b along the circumferential direction of the convex ring 19a, and the power shaft 9 is fixedly provided with a second gear 21 meshed with the convex teeth 19 b. In this embodiment, the rotation speed ratio of the rotating sleeve 3 to the rotating disc 19 is 20:1, a step of; the inner circumferential side wall of the convex ring 19a is provided with a first step surface 191 and a second step surface 192, and a spiral inclined surface 193 for connecting the first step surface 191 and the second step surface 192; the upper end of the adjusting rod 13 is provided with a sliding plate 22, the sliding plate 22 is connected in the convex ring 19a in a sliding way along the axial direction of the rotating sleeve 3, and the circumference outer side of the sliding plate 22 is provided with a pin shaft 22a; in this embodiment, in order to prevent the turntable 19 from rotating, two guiding sliding rods 23 are fixedly disposed at the bottom of the second rotating groove 2e along the vertical direction, and the sliding plate 22 is slidably connected with the two guiding sliding rods 23 along the axial direction of the rotating sleeve 3. The square plate 14 moves downward from the upper end position to the lower end position when the turntable 19 rotates and the pin 22a moves from the first step surface 191 to the second step surface 192 via the spiral inclined surface 193, and the square plate 14 moves upward from the lower end position to the upper end position when the turntable 19 rotates and the pin 22a moves from the second step surface 192 to the first step surface 191 via the spiral inclined surface 193.
In this embodiment, the pot body assembly includes a fryer 24, the fryer 24 penetrates up and down, a ventilation plate 25 is fixedly arranged at the lower end of the fryer 24, a boss 26 is arranged at the bottom center position of the first chamber 1a, a third rotating groove 25a into which the upper end of the boss 26 extends is arranged on the ventilation plate 25, and the boss 26 is rotatably connected in the third rotating groove 25 a; a ventilated depositing tray 27 is removably positioned within the fryer 24 above the ventilation plate 25, the depositing tray 27 being adapted to deposit food. The inner side wall of the fryer 24 is provided with four positioning sliding grooves 24a along the vertical direction, the positioning sliding grooves 24a are uniformly arranged at intervals along the circumferential direction of the fryer 24, and the outer side of the placing plate 27 is provided with positioning sliding blocks 27a which are used for extending into the positioning sliding grooves 24 a; a screw sleeve 28 extending vertically upwards is arranged at the center of the placing plate 27, and a screw section 17a used for extending into the screw sleeve 28 is arranged at the lower end of the shaft rod 17; a ventilation baffle 29 is fixedly arranged at the opening of the lower end of the second chamber 2a; when the cover body 2 is covered on the machine body 1, the upper end of the thread sleeve 28 is abutted against the baffle 29, the thread section 17a extends into the thread sleeve 28, and the matching of the thread section 17a and the thread sleeve 28 drives the placing plate 27 to rotate along with the upward or downward movement of the shaft rod 17.
In use of the air fryer of the invention, fryer 24 is placed in first chamber 1a and aeration panel 25 is controlled to rotate and connect to the upper end of boss 26, then placement tray 27 is placed in fryer 24 and positioning slide 27a is controlled to be positioned in positioning chute 24a, then food is placed on placement tray 27, then cover 2 is covered with threaded sleeve 28 with upper end abutting against baffle 29 and threaded section 17a of shaft 17 extending into threaded sleeve 28. Then the electric heating tube 5 is electrified, meanwhile, the power motor 12 is controlled to be electrified, the power motor 12 drives the power shaft 9 to rotate, the power shaft 9 drives the rotating sleeve 3 to rotate through the engagement of the second bevel gear 11 and the first bevel gear 10, and the blades 7 on the square rotating shell 3a are driven to rotate when the rotating sleeve 3 rotates. As shown in fig. 1 and 4, the pin 22a on the sliding plate 22 is located on the first step surface 191, the square plate 14 is located at the upper end position, the blade 7 is located at the first position, and at this time, the blade 7 rotates to drive hot air to flow downwards from the upper end of the fryer 24 directly to food, so that the food is heated and roasted from above, the first air hole 1b is an air inlet hole, and the second air hole 2b is an air outlet hole. When the power shaft 9 drives the second bevel gear 11 to rotate, the second gear 21 is synchronously driven to rotate, the convex ring 19a is driven to rotate through the convex teeth 19b when the second gear 21 rotates, after the convex ring 19a rotates for a period of time, the pin shaft 22a on the sliding plate 22 moves from the first step surface 191 to the second step surface 192 through the spiral inclined surface 193, at the moment, the sliding plate 22 drives the adjusting rod 13 to push the square plate 14 to move downwards to the lower end position and compress the first spring, the square plate 14 drives the four racks 15 to move downwards, the racks 15 drive the blades 7 to rotate to the second position through the first gear 8 and the rotating shaft 6, as shown in fig. 5 and 6, further when the rotating sleeve 3 drives the blades 7 to rotate through the square rotating shell 3a, the blades 7 drive hot air to flow upwards through the second cavity 2a, the side wall of the first cavity 1a upwards from the lower end of the frying pan 24 to flow upwards, and then heat and bake the food from below, the first air holes 1b are air outlets, and the second air holes 2b are air inlets. After the power shaft 9 continues to rotate for an interval period, under the action of the first spring, the pin 22a on the sliding plate 22 moves from the second step surface 192 to the first step surface 191 through the spiral inclined surface 193, at this time, the first spring 18 pushes the square plate 14 to move upwards to the upper end position, the square plate 14 drives the four racks 15 to move upwards, and the racks 15 drive the blade 7 to rotate reversely to the first position through the first gear 8 and the rotating shaft 6, as shown in fig. 1 and 4. The circulation is carried out in this way, so that the food is heated and roasted by the hot air from the upper side and the lower side at intervals, and the food can be heated uniformly.
In addition, when the square plate 14 moves up and down to adjust the position of the blade 7, the square plate 14 also moves up and down with the shaft 17. When the shaft lever 17 moves up and down, the placing tray 27 is driven to rotate through the cooperation of the thread section 17a and the thread sleeve 28, and the frying pan 24 is driven to rotate when the placing tray 27 rotates, so that the food is further guaranteed to be heated uniformly through rotating and adjusting the position of the food.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (4)
1. The air fryer comprises a machine body, a cover body and a pot body assembly, and is characterized in that a first cavity with an opening at the upper end is arranged in the machine body, the pot body assembly is rotatably connected in the first cavity, a second cavity with an opening at the lower end is arranged in the cover body, when the cover body is covered at the upper end of the machine body, the first cavity is communicated with the second cavity, a first air hole communicated with the first cavity is arranged in the machine body, and a second air hole communicated with the second cavity is arranged in the cover body; the cover body is internally and rotatably connected with a rotating sleeve, and the rotating sleeve is arranged along the vertical direction; the lower end of the rotating sleeve is positioned in the second cavity and provided with a square rotating shell with an opening at the lower end, and a plurality of adjustable fan blade assemblies are uniformly arranged at intervals along the circumferential direction of the rotating sleeve on the outer side of the square rotating shell; an electric heating tube is arranged above the fan blade assembly in the second chamber; the cover body is internally provided with a power component for driving the rotating sleeve to rotate, and the square rotating shell drives the fan blade component to rotate when the rotating sleeve rotates; an adjusting component is arranged in the cover body and connected with the power component to adjust the angle of the blades in the fan blade component; when the adjusting component controls the blades in the blade component to rotate to a first position, hot air flows downwards from the upper end of the pan body component along with the rotation of the blade component, and when the adjusting component controls the blades in the blade component to rotate to a second position, hot air flows upwards from the lower end of the pan body component along with the rotation of the blade component;
the fan blade assembly comprises a rotating shaft, and the rotating shaft is rotationally connected in the side wall of the square rotating shell and is arranged along the radial direction of the rotating sleeve; the rotating shaft is provided with a first gear at one end extending out of the square rotating shell, and the first gear drives the blade to rotate through the rotating shaft when rotating;
the power assembly comprises a power shaft, a first rotating groove is arranged in the cover body, the first rotating groove and the rotating sleeve are positioned at coaxial positions, the power shaft is connected in the cover body in a rotating way along the radial direction of the first rotating groove, the upper end of the rotating sleeve stretches into the first rotating groove and is fixedly provided with a first bevel gear, one end of the power shaft stretching into the first rotating groove is fixedly provided with a second bevel gear meshed with the first bevel gear, and the rotating sleeve is driven to rotate when the power shaft rotates; a power motor for driving the power shaft to rotate is fixedly arranged in the cover body;
the adjusting assembly comprises an adjusting rod, a square plate is connected to the square rotating shell above the first gear in a sliding manner along the axial direction of the rotating sleeve, the adjusting rod is connected to the rotating sleeve in a sliding manner along the axial direction of the rotating sleeve, the lower end of the adjusting rod extends into the square rotating shell and is rotationally connected with the square plate, and the adjusting rod is fixedly connected with the square plate along the axial direction of the rotating sleeve; four racks extending downwards are fixedly arranged on the lower end face of the square plate, and the four racks are respectively in one-to-one correspondence with and meshed with the four first gears; when the square plate is at the upper end position, the blade is at the first position, and when the square plate is at the lower end position, the blade is at the second position; a blocking cover is fixedly arranged at the lower end of the square rotary shell; the adjusting rod penetrates through one end of the square plate and is fixedly connected with a shaft rod through threads, the lower end of the shaft rod extends out of the blocking cover, a first spring is sleeved on the shaft rod, and the first spring is positioned between the blocking cover and the square plate and used for forcing the square plate to move upwards; the upper end of the first rotating groove in the cover body is provided with a second rotating groove communicated with the first rotating groove, the second rotating groove is rotationally connected with a rotary table, the opening of the upper end of the second rotating groove is fixedly provided with a limit cover, and the limit cover is used for preventing the rotary table from being separated from the second rotating groove upwards; the rotary table is provided with a convex ring which downwards extends into the first rotary groove, the lower end surface of the convex ring is provided with convex teeth along the circumferential direction of the convex ring, and the power shaft is fixedly provided with a second gear meshed with the convex teeth; the inner circumferential side wall of the convex ring is provided with a first step surface, a second step surface and a spiral inclined surface for connecting the first step surface and the second step surface; the upper end of the adjusting rod is provided with a sliding plate which is connected in the convex ring in a sliding way along the axial direction of the rotating sleeve, and the outer side of the circumference of the sliding plate is provided with a pin shaft; the square plate moves downwards from the upper end position to the lower end position when the turntable rotates and the pin shaft moves to the first step surface from the second step surface through the spiral inclined surface, and moves upwards from the lower end position to the upper end position when the turntable rotates and the pin shaft moves to the second step surface from the second step surface through the spiral inclined surface.
2. The air fryer of claim 1, wherein a mounting groove is formed in the cover body at the outer side of the rotating sleeve, a bearing is arranged in the mounting groove, the outer ring of the bearing is in interference fit with the circumferential side wall of the mounting groove, and the inner ring of the bearing is in interference fit with the rotating sleeve.
3. The air fryer according to claim 1, wherein said pot body assembly comprises a fryer, said fryer penetrates up and down, a vent plate is fixedly arranged at the lower end of said fryer, a convex column is arranged at the bottom center position of said first chamber, a third rotary groove into which the upper end of the convex column extends is arranged on said vent plate, and said convex column is rotatably connected in said third rotary groove; a ventilated placing tray is detachably arranged above the ventilation plate in the fryer, and the placing tray is used for placing food.
4. The air fryer of claim 3, wherein the inner side wall of said fryer is provided with a positioning chute along the vertical direction, and the outer side of said placement tray is provided with a positioning slider for extending into the positioning chute; the center of the placing disc is provided with a thread sleeve extending vertically upwards, and the lower end of the shaft rod is provided with a thread section which is used for extending into the thread sleeve; a ventilation baffle is fixedly arranged at the opening of the lower end of the second chamber; when the cover body is covered on the machine body, the upper end of the thread sleeve is abutted against the baffle plate, the thread section stretches into the thread sleeve, and the thread section and the thread sleeve are matched to drive the placing disc to rotate along with upward or downward movement of the shaft rod.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210501115.3A CN114747953B (en) | 2022-05-09 | 2022-05-09 | Air fryer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210501115.3A CN114747953B (en) | 2022-05-09 | 2022-05-09 | Air fryer |
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| CN114747953A CN114747953A (en) | 2022-07-15 |
| CN114747953B true CN114747953B (en) | 2024-01-12 |
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| CN111802906A (en) * | 2020-06-30 | 2020-10-23 | 宁波方太厨具有限公司 | Heating equipment capable of adjusting steam flow direction |
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| CN215937132U (en) * | 2021-09-29 | 2022-03-04 | 小熊电器股份有限公司 | Air frying pan |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US11350650B2 (en) * | 2018-06-11 | 2022-06-07 | Praxair Technology, Inc. | Helical device for cooling or heating |
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| KR20030066831A (en) * | 2002-02-05 | 2003-08-14 | (주)리빙하이텍 | Stirring blade driving gear for manless auto matic cooking device |
| CN101981384A (en) * | 2008-01-28 | 2011-02-23 | 杜克制造公司 | Convection oven |
| WO2013121386A2 (en) * | 2012-02-15 | 2013-08-22 | Ozgul Volkan | Automatic food preparation device |
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| CN114747953A (en) | 2022-07-15 |
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