CN218355787U

CN218355787U - Heating and air guiding device of air fryer

Info

Publication number: CN218355787U
Application number: CN202221575396.9U
Authority: CN
Inventors: 曹思雨
Original assignee: Zhongshan Vitaps Electric Appliance Co ltd
Current assignee: Zhongshan Vitaps Electric Appliance Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2023-01-24
Anticipated expiration: 2032-06-22

Abstract

The utility model relates to the technical field of air fryer, and discloses a heating and air guiding device of an air fryer, which comprises a top shell, a heater device and a fan device; the heater device comprises a heating machine shell and a heating element; the fan device comprises a mounting seat, a fan motor, a first fan blade, a fan blade support and a second fan blade; an output shaft of the fan motor penetrates through the top shell and extends downwards into the heating shell; the first fan blade, the fan blade support and the second fan blade are sequentially sleeved on an output shaft of the fan motor from bottom to top; the first fan blade is positioned in the heating machine shell and above the heating element; the upper end of the fan blade support is connected with a second fan blade; the lower end of the fan blade support can rotatably penetrate through the heating shell to be connected with the first fan blade. The utility model provides a heating air ducting of air frying pan can rapid heating food, dispel the heat fast to the surface and the fan motor of heating member, heating casing, and structural stability is good, plays good guard action, whole long service life.

Description

Heating and air guiding device of air fryer

Technical Field

The utility model relates to an air is fried pot technical field, especially relates to a heating air ducting that pot was fried to air.

Background

The patent number is CN214284589U and discloses an underlying heating type air fryer, including a pot body and a pot cover, supreme motor, thermal-insulated tray, heating tube, the overware bracket of being equipped with in proper order down in the pot body, the output shaft of motor passes thermal-insulated tray connects the fan blade. However, the underneath heating type air fryer adopts the output shaft of the motor to connect the fan blades, lacks the surface heat dissipation design of the motor, the heating tube and the heat insulation tray, has poor heat dissipation effect, easily causes the damage of the air fryer and has short service life.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the problems of the prior art and providing a heating and air guiding device of an air fryer.

In order to achieve the above purpose, the utility model adopts the following scheme:

a heating and air guiding device of an air fryer comprises a top shell, a heater device and a fan device; the heater device comprises a heating machine shell and a heating element; the heating shell is arranged in the top shell; an air guide channel penetrating through the inner cavity of the heating machine shell is formed between the top end surface of the top shell and the bottom end surface of the heating machine shell; the heating element is connected in the heating shell;

the fan device comprises a mounting seat, a fan motor, a first fan blade, a fan blade support and a second fan blade; the mounting seat is arranged on the top shell; the fan is arranged on the mounting seat; an output shaft of the fan motor penetrates through the top shell and extends downwards into the heating shell; the first fan blade, the fan blade support and the second fan blade are sequentially sleeved on an output shaft of the fan motor from bottom to top; the first fan blade is positioned in the heating machine shell and above the heating element; the upper end of the fan blade support is connected with the second fan blade; the lower end of the fan blade support can rotatably penetrate through the heating shell to be connected with the first fan blade. The first fan blade and the second fan blade are symmetrically arranged by taking the fan blade support as a symmetric center.

Further, the first fan blade comprises a fan blade shaft seat, a first blade and a second blade; the fan blade shaft seat is sleeved on an output shaft of the fan motor; the first blades are uniformly distributed on the peripheral side of the fan blade shaft seat around the central axis of the fan blade shaft seat; and the same side of one end of each first blade far away from the fan blade shaft seat is connected with a second blade extending downwards.

Further, the included angle formed between the first blade and the second blade is 90 degrees.

Further, the first blade comprises a blade plate extension part and a blade plate bending extension part; one end of the blade plate extension part is connected with the periphery of the fan blade shaft seat; one end of the blade plate bending extension part is connected with the other end of the blade plate extension part in a bending mode; the width of the blade plate in the horizontal direction from one end of the bent extension part to the other end of the blade plate is gradually increased from small to large; and one side of each blade plate bending extension part is connected with a second blade extending downwards.

Furthermore, the side surface of the other side of each blade plate bending extension part is a parallel side surface; each second vane is arranged in parallel with the parallel side surface of the bending extension part of the vane close to the second vane.

Furthermore, the first blade is provided with an air guide groove which protrudes downwards towards the lower surface of the first blade; the air guide groove comprises a first straight groove section and a second straight groove section; the first straight groove section is located on the blade plate extending part, and the other end of the first straight groove section is located on the blade plate bending extending part and connected with the straight groove section in a bending mode with an included angle.

Furthermore, a mounting groove for mounting the fan motor is formed in the top shell; and the top shell is provided with a ventilation opening communicated with the air guide channel.

Furthermore, the heater device also comprises an air guide cover and a filter cover; the air guide cover and the filter cover are sequentially installed at the lower opening of the heating shell in a matched mode from top to bottom.

Furthermore, the heating element is a light wave tube arranged in a circular ring shape; and a plurality of positioning clamping hook structures used for clamping and hooking the light wave tube are arranged in the heating machine shell.

Compared with the prior art, the utility model has the advantages of as follows:

1. the utility model discloses install heater unit and fan unit on the epitheca, it is concrete, with first fan blade, fan blade support and second fan blade are established on the output shaft of fan motor by lower supreme cover in proper order, the fan blade support plays good support and positioning action, under fan motor drive effect, make first fan blade and second fan blade can rotate steadily, and then utilize the rotatory heat that produces the air current with the heating member production of first fan blade to flow so that rapid heating food toward the lower extreme direction of wind-guiding way, the second fan blade is rotatory to dispersing all around the air current, to the heating member, the surface and the fan motor of heating casing dispel the heat fast, first fan blade and the synchronous rotational stability of second fan blade are good, play good guard action to the fan motor of overload work and heating member, the whole life of the deep fryer is fried to the extension air.

2. The utility model discloses with first fan blade and second fan blade with the fan blade support sets up for the symmetry center is symmetrical, and structural design is more simple, is favorable to improving assembly efficiency, production efficiency.

Drawings

The present application will be described in further detail with reference to the following drawings and detailed description.

Fig. 1 is an exploded perspective view of the heating and air guiding device of the air fryer of the present invention.

Fig. 2 is an exploded perspective view of the fan device of the present invention.

Fig. 3 is a schematic perspective view of the heating and air guiding device of the air fryer of the present invention.

The drawing comprises the following steps:

the fan comprises a top shell 1, a mounting groove 11, a ventilation opening 12, a heater device 2, a heating machine shell 21, a heating element 22, an air guide cover 23, a filter cover 24, a positioning clamping hook structure 25, a fan device 3, a mounting seat 31, a fan motor 32, a first fan blade 33, a fan blade shaft seat 331, a first blade 332, a blade plate extending part 3321, a blade plate bending extending part 3322, a parallel side surface 33221, a second blade 333, a fan blade support 34, a second fan blade 35, an air guide groove 4, a first straight groove section 41 and a second straight groove section 42.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 3, a heating and air guiding device for an air fryer comprises a top shell 1, a heater device 2 and an air blower device 3; the heater device 2 comprises a heating machine shell 21, a heating element 22, an air guide cover 23 and a filter cover 24; the heating machine shell 21 is arranged in the top shell 1; an air guide channel penetrating through the inner cavity of the heating machine shell 21 is formed between the top end surface of the top shell 1 and the bottom end surface of the heating machine shell 21; the heating member 22 is connected inside the heating cabinet 21; the air guide cover 23 and the filter cover 24 are sequentially installed at the opening at the lower end of the heating machine shell 21 in a matched manner from top to bottom, and play a good role in guiding flow and isolating dust. The fan device 3 comprises a mounting seat 31, a fan motor 32, a first fan blade 33, a fan blade support 34 and a second fan blade 35; the mounting seat 31 is arranged on the top shell 1; the fan is arranged on the mounting seat 31; the output shaft of the fan motor 32 passes through the top shell 1 and extends downwards into the heating shell 21; the first fan blade 33, the fan blade support 34 and the second fan blade 35 are sequentially sleeved on the output shaft of the fan motor 32 from bottom to top; the first fan blade 33 is positioned in the heating machine shell 21 and above the heating element 22; the upper end of the fan blade support 34 is connected with the second fan blade 35; the lower end of the fan blade support 34 rotatably penetrates through the heating machine shell 21 to be connected with the first fan blade 33. Specifically, the first fan blade 33 and the second fan blade 35 are symmetrically arranged by taking the fan blade support 34 as a symmetric center, so that the structural design is simpler, and the assembly efficiency and the production efficiency are improved.

The heater device 2 and the fan device 3 are installed on the top shell 1, specifically, the first fan blade 33, the fan blade support 34 and the second fan blade 35 are sequentially sleeved on an output shaft of the fan motor 32 from bottom to top, the fan blade support 34 has good supporting and positioning effects, the first fan blade 33 and the second fan blade 35 can stably rotate under the driving effect of the fan motor 32, then the first fan blade 33 rotates to generate airflow to enable heat generated by the heating element 22 to flow towards the lower end direction of the air guide channel so as to rapidly heat food, the second fan blade 35 rotates the airflow to disperse the periphery, the heating element 22, the outer surface of the heating shell 21 and the fan motor 32 are rapidly cooled, the first fan blade 33 and the second fan blade 35 have good synchronous rotation stability, the fan motor 32 and the heating element 22 which work under overload have good protection effect, and the whole service life of the air pot is prolonged.

Preferably, the first fan blade 33 includes a fan blade shaft seat 331, a first blade 332 and a second blade 333; the fan blade shaft seat 331 is sleeved on an output shaft of the fan motor 32; the first blades 332 are uniformly distributed on the peripheral side of the fan blade shaft seat 331 around the central axis of the fan blade shaft seat 331; the same side of one end of each first blade 332 far away from the fan blade shaft seat 331 is connected with a second blade 333 extending downwards. The first fan blades 33 are formed by arranging the fan blade shaft seat 331, the first blades 332 and the second blades 333, under the driving of the fan motor 32, the fan blade shaft seat 331, the first blades 332 and the second blades 333 rotate synchronously, and under the combined action of the first blades 332 and the second blades 333, especially under the action of blocking and guiding wind flow by the second blades 333, the wind flow can flow downwards more quickly, so that heat generated by the heating element 22 is driven to flow downwards to accelerate the heating of food, the heating efficiency is improved, and the time for heating the food is saved. Similarly, the second fan blade 35 also has a fan blade shaft seat 331, a first blade 332, and a second blade 333, which are symmetrically disposed with the fan blade support 34 as a symmetric center, and have the same function, and mainly aim to accelerate heat dissipation of the outer surface of the heating housing 21 and the fan motor 32.

Preferably, an included angle formed between the first blade 332 and the second blade 333 is 90 °, and the effect of driving the heat generated by the heating element 22 to flow downward is better.

Wherein the first blade 332 comprises a blade plate extension 3321 and a blade plate bending extension 3322; one end of the blade plate extension part 3321 is connected with the peripheral side of the fan blade shaft seat 331; one end of the blade plate bending extension part 3322 is connected with the other end of the blade plate extension part 3321 in a bending manner; the width of the blade bending extension part 3322 in the horizontal direction from one end to the other end is gradually increased; a second blade 333 extending downwards is connected to one side of each of the bent and extended portions 3322. Through specifically setting up first blade 332 like this, when first blade 332 takes place to rotate, the lamina is buckled extension 3322 and is flowed down the distinguished and admirable more fast more easily, and then drives the heat that heating member 22 produced and flow down so that accelerate heating food, improve the efficiency of heating, be favorable to sparingly heating food's time.

Furthermore, the side surface of the other side of each blade bending extension part 3322 is a parallel side surface 33221; each second vane 333 is disposed parallel to the parallel side 33221 of the vane bending extension 3322 adjacent thereto. By setting the parallel relationship between the parallel side surface 33221 and the second blade 333 in this way, the angle of the wind direction is defined by the parallel side surface 33221 and the second blade 333, and when the first fan blade 33 rotates integrally, the wind direction of the airflow is conveniently adjusted, so that the airflow flows down rapidly.

In order to generate a certain air flow negative pressure and facilitate the air flow to flow downwards, the first blade 332 is provided with an air guide groove 4 protruding downwards towards the lower surface of the first blade 332; the wind guide groove 4 comprises a first straight groove section 41 and a second straight groove section 42; the first straight groove section 41 is located on the blade plate extending part 3321, and the other end of the first straight groove section is located on the blade plate bending extending part 3322 and is connected with the straight groove section in a bending mode with an included angle. The air guide groove 4 is more beneficial to generating negative pressure of air flow, has a good drainage effect, and facilitates the downward flow of the air flow so as to accelerate the heating of food.

In order to enhance the installation stability of the fan motor 32 and reduce the vibration in the working process, the top shell 1 is provided with an installation groove 11 for installing the fan motor 32; the top shell 1 is provided with a ventilation opening 12 communicated with the air guide channel.

In order to heat food well, the heating element 22 is a light wave tube arranged in a circular ring shape. The heating machine shell 21 is internally provided with a plurality of positioning clamping hook structures 25 used for clamping and hooking the light wave tube, and the heating machine shell is simple in structure and convenient to disassemble and assemble the light wave tube.

To sum up, the embodiment of the utility model provides an air explodes heating air ducting of pot, wherein, install heater unit 2 and fan unit 3 on top shell 1, it is concrete, establish first fan blade 33, fan blade support 34 and second fan blade 35 on fan motor 32's output shaft by supreme cover in proper order down, fan blade support 34 plays good support and positioning action, under fan motor 32 driving action, make first fan blade 33 and second fan blade 35 can rotate steadily, and then utilize the rotatory heat that produces the air current with heating member 22 to flow so that rapid heating food toward the lower extreme direction of wind-guiding way of first fan blade 33, second fan blade 35 is rotatory to dispersing all around the air current, to heating member 22, the surface and the fan motor 32 of heating casing 21 dispel the heat fast, first fan blade 33 and the synchronous rotational stability of second fan blade 35 are good, fan motor 32 and the heating member 22 to overload work play good guard action, the whole life of the air explodes the pot.

The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, many modifications and substitutions can be made without departing from the technical principle of the present application, and these modifications and substitutions should also be regarded as the protection scope of the present application.

Claims

1. A heating and air guiding device of an air fryer is characterized by comprising a top shell, a heater device and a fan device; the heater device comprises a heating machine shell and a heating element; the heating shell is arranged in the top shell; an air guide channel penetrating through the inner cavity of the heating machine shell is formed between the top end face of the top shell and the bottom end face of the heating machine shell; the heating element is connected in the heating shell;

the fan device comprises a mounting seat, a fan motor, a first fan blade, a fan blade support and a second fan blade; the mounting seat is arranged on the top shell; the fan is arranged on the mounting seat; an output shaft of the fan motor penetrates through the top shell and extends downwards into the heating shell; the first fan blade, the fan blade support and the second fan blade are sequentially sleeved on an output shaft of the fan motor from bottom to top; the first fan blade is positioned in the heating machine shell and above the heating element; the upper end of the fan blade support is connected with the second fan blade; the lower end of the fan blade support can rotatably penetrate through the heating shell to be connected with the first fan blade; the first fan blade and the second fan blade are symmetrically arranged by taking the fan blade support as a symmetric center.

2. The heated air ducting of an air fryer of claim 1, wherein said first fan blade comprises a fan blade axle seat, a first blade and a second blade; the fan blade shaft seat is sleeved on an output shaft of the fan motor; the first blades are uniformly distributed on the peripheral side of the fan blade shaft seat around the central axis of the fan blade shaft seat; and the same side of one end of each first blade far away from the fan blade shaft seat is connected with a second blade extending downwards.

3. The heating and air guiding device for an air fryer according to claim 2, wherein the angle formed between the first blade and the second blade is 90 °.

4. The heated air ducting for an air fryer of claim 2, wherein said first vane comprises a vane extension and a vane bend extension; one end of the blade plate extension part is connected with the periphery of the fan blade shaft seat; one end of the blade plate bending extension part is connected with the other end of the blade plate extension part in a bending mode; the width of the blade plate bending extension part in the horizontal direction from one end to the other end is gradually increased; and one side of each blade plate bending extension part is connected with a second blade extending downwards.

5. The heating and air guiding device for an air fryer according to claim 4, wherein the side surface of the other side of each of said leaf bending extensions is a parallel side surface; each second blade is arranged in parallel with the parallel side surface of the blade bending extension part close to the second blade.

6. The heating and air guiding device for the air fryer according to claim 4, wherein the first blade is provided with an air guiding groove which protrudes downwards towards the lower surface of the first blade; the air guide groove comprises a first straight groove section and a second straight groove section; the first straight groove section is located on the blade plate extending part, and the other end of the first straight groove section is located on the blade plate bending extending part and connected with the straight groove section in a bending mode with an included angle.

7. The heating and air guiding device for an air fryer according to claim 1, wherein a mounting groove for mounting said fan motor is provided on said top shell; and the top shell is provided with a ventilation opening communicated with the air guide channel.

8. The heated air guiding device for an air fryer according to claim 1, wherein the heater device further comprises an air guiding hood and a filtering hood; the air guide cover and the filter cover are sequentially installed at the lower opening of the heating shell in a matched mode from top to bottom.

9. The heating and air guiding device for the air fryer according to claim 1, wherein the heating element is a light wave tube arranged in a circular ring shape; and a plurality of positioning clamping hook structures used for clamping and hooking the light wave tube are arranged in the heating machine shell.