Disclosure of utility model
The application provides a novel air fryer with a simple structure, which aims to solve the technical problems of poor heat dissipation effect and poor user experience of the existing air fryer.
In order to solve the technical problems, the utility model provides a novel air fryer with a simple structure, which comprises a machine body, a cooking cavity arranged in the machine body, and an air frying system communicated with the cooking cavity, wherein a thermal circulation fan is arranged in the air frying system to drive hot air in the air frying system to enter the cooking cavity, the novel air fryer also comprises a heat dissipation cavity arranged at the outer side of the air frying system and a wind scooper arranged in the heat dissipation cavity and communicated with the heat dissipation cavity, a driving motor and a heat dissipation assembly in driving connection with the driving motor are arranged in the wind scooper, an air inlet and an air outlet are arranged on a shell of the machine body, the air inlet and the air outlet are respectively communicated with the heat dissipation cavity and the wind scooper, one end of a rotating shaft of the driving motor is connected with the heat dissipation assembly, the other end of the rotating shaft of the driving motor is connected with the thermal circulation fan after being suitable for being extended, and the air assembly rotates to drive external cold air to enter the heat dissipation cavity through the air inlet to form a heat dissipation cavity, and flow out from the air outlet after flowing into the wind scooper. According to the utility model, the air guide cover is arranged in the heat dissipation cavity, the heat dissipation assembly is arranged in the air guide cover, the space where the heat dissipation assembly is arranged can be reduced, the difficulty of generating air pressure difference when the heat dissipation assembly rotates is reduced, the air inflow of external cold air is improved, and the heat dissipation effect is improved.
In an optional embodiment, a flow guiding channel is arranged in the air guiding cover, one end of the flow guiding channel is communicated with the heat dissipation cavity, and the other end of the flow guiding channel is communicated with the air outlet. Through set up in the wind scooper the water conservancy diversion passageway can be realized to the heat dissipation cold flow in the heat dissipation chamber carries out directional water conservancy diversion to promote the heat dissipation cold flow in the circulation rate in the heat dissipation chamber, and then promote radiating efficiency, improve user's use experience.
In an alternative embodiment, the air guiding cover is provided with a guiding opening communicated with the guiding channel and the heat dissipation cavity, and the guiding opening at least partially corresponds to the driving motor. By enabling at least part of the diversion port to correspond to the driving motor, the heat dissipation effect on the driving motor during heat dissipation cold flow can be improved.
In an alternative embodiment, the heat dissipation assembly includes a heat dissipation fan, and blades of the heat dissipation fan are adapted to incline in the same rotation direction and extend in the direction of the driving motor to cover at least part of the driving motor. Meanwhile, the fan blades of the cooling fan are arranged to extend towards the direction of the driving motor, so that the cooling effect of the driving motor can be improved, the occupied space of the cooling fan can be reduced, and the whole volume of the air fryer is reduced.
In an alternative embodiment, the air guiding cover is a volute structure matched with the cooling fan, the cooling fan is suitable for being arranged above the middle of the air guiding opening, and the fan blades of the cooling fan are at least partially positioned in the air guiding channel. Through with the wind scooper sets up to spiral case structure, and will radiator fan locates the water conservancy diversion mouth middle part top can make the wind scooper with radiator fan cooperation forms spiral case formula centrifugal fan structure, thereby effectively promotes the radiating effect.
In an alternative embodiment, the air inlet is adapted to be arranged at the bottom of the machine body shell, and the air outlet is adapted to be arranged at the rear side of the machine body shell. Through with the air intake with the air outlet locates respectively organism shell bottom and rear portion, can realize hiding the air intake with the air outlet to promote the whole aesthetic measure of air fryer product.
In an optional embodiment, the top of the cooking cavity is provided with an air duct plate, an upper core is arranged above the air duct plate, the upper core and the machine body shell form at least part of the heat dissipation cavity, the top of the upper core is provided with a plurality of support columns extending upwards and connected with the air guide cover, and the air guide cover is suitable for being suspended in the heat dissipation cavity through the support columns. The support column is used for suspending the air guide cover in the heat dissipation cavity, so that the air guide cover is far away from the cooking cavity and the upper machine core, high temperature in the cooking cavity is prevented from being transferred to the air guide cover, the driving motor in the air guide cover is influenced, and enough space is reserved between the air guide cover and the upper machine core for heat dissipation and cold flow, and the heat dissipation and cold flow are convenient for the heat dissipation and cold flow to dissipate heat of the upper machine core and the air guide cover.
In an alternative embodiment, a motor bracket matched with the driving motor is arranged between the wind scooper and the upper movement, and the driving motor at least partially extends into the heat dissipation cavity to be connected with the motor bracket. Through set up between the wind scooper with go up the core with install driving motor can make driving motor keep away from the culinary art chamber with go up the core, avoid the culinary art intracavity high temperature heat transfer extremely driving motor is right driving motor causes the influence.
In an optional embodiment, a limiting part formed by extending the engine body shell is further arranged in the heat dissipation cavity, and the limiting part is suitable for being abutted with the outer wall of the air guide cover. The limiting part is suitable for limiting and/or positioning the air guide cover, so that the connection stability of the air guide cover can be improved, and the installation difficulty of the air guide cover can be reduced.
In an alternative embodiment, the cooking cavity is provided with a hot air outlet communicated with the air guide cover, and hot air flow in the cooking cavity is suitable for flowing into the air guide cover from the hot air outlet and is discharged from the air outlet after being mixed with cooling flow in the air guide cover. Through set up the intercommunication in the culinary art intracavity the hot-blast export of wind scooper can realize the circulation heat flow in the culinary art intracavity with the cold flow mix air-out of dispelling the heat of heat intracavity, thereby reduce the temperature of air outlet department exhaust gas avoids causing the scald or leading to air outlet department wall body or article are overheated, have effectively promoted safety in utilization and user's use experience.
Compared with the prior art, the application has the beneficial effects that:
According to the application, the air guide cover is arranged in the heat dissipation cavity, and the heat dissipation assembly is arranged in the air guide cover, so that the space in which the heat dissipation assembly is positioned can be reduced, the difficulty of generating air pressure difference when the heat dissipation assembly rotates is reduced, the air inflow of external cold air is improved, and the heat dissipation effect is further improved; in addition, the application can realize directional diversion of the heat dissipation cold flow in the heat dissipation cavity by arranging the diversion channel in the air guide cover, thereby improving the circulation speed of the heat dissipation cold flow in the heat dissipation cavity, further improving the heat dissipation efficiency and improving the use experience of users.
Detailed Description
The following description is presented to enable one of ordinary skill in the art to make and use the utility model. The preferred embodiments in the following description are by way of example only and other obvious variations will occur to those skilled in the art. The basic principles of the utility model defined in the following description may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the utility model.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of the present utility model, and the azimuth terms "inside and outside" refer to inside and outside with respect to the outline of each component itself.
And for ease of description, spatially relative terms such as "above," "upper surface," "above," and the like may be used herein to describe one device or feature's spatial positional relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the process is carried out, the exemplary term "above" may be included. Upper and lower. Two orientations below. The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Furthermore, it should be noted that the term "a" is to be understood as "at least one" or "one or more", i.e., in one embodiment the number of one element may be one, while in another embodiment the number of the element may be one or more, the term "a" is not to be construed as limiting the number. The terms "first", "second", etc. are used to define the components only for convenience in distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.
Fig. 1 to 3 are schematic views of a novel air fryer with a simple structure, wherein the air fryer comprises a machine body 10 and an air frying system 20 arranged in the machine body 10, a cooking cavity 11 for placing food to be cooked is arranged in the machine body 10, the air frying system 20 is communicated with the cooking cavity 11, and the air frying system 20 is suitable for generating circulating heat flow and leading into the cooking cavity 11 so as to heat the food in the cooking cavity 11.
As shown in fig. 1, the air frying system 20 includes a heat circulation fan 21 and a heat generating tube 22, wherein the heat generating tube 22 is adapted to heat air, and the heat circulation fan 21 is adapted to circulate the heated air to form a circulation heat flow and to convey the circulation heat flow into the cooking cavity 11 for cooking food.
As shown in FIG. 1, the air fryer further comprises a heat dissipation cavity 12 positioned at the outer side of the air frying system 20 and an air guide cover 13 arranged in the heat dissipation cavity 12 and communicated with the heat dissipation cavity 12, a driving motor 30 and a heat dissipation assembly 40 in driving connection with the driving motor 30 are arranged in the air guide cover 13, an air inlet 14 and an air outlet 15 are arranged on the shell of the machine body 10, the air inlet 14 and the air outlet 15 are suitable for being respectively communicated with the heat dissipation cavity 12 and the air guide cover 13, one end of a rotating shaft of the driving motor 30 is connected with the heat dissipation assembly 40, the other end of the rotating shaft is suitable for being connected with the heat circulation fan 21 after being extended, and external cold air can be driven to enter the heat dissipation cavity 12 through the air inlet 14 by driving motor 30 to form cold flow, and flows out from the air outlet 15 after flowing into the air guide cover 13 from the heat dissipation cavity 12. According to the application, the air guide cover 13 is arranged in the heat dissipation cavity 12, the heat dissipation assembly 40 is arranged in the air guide cover 13, so that the space where the heat dissipation assembly 40 is arranged can be reduced, the difficulty of generating air pressure difference when the heat dissipation assembly 40 rotates is reduced, the air inflow of external cold air is improved, and the heat dissipation effect is further improved, and meanwhile, the driving motor 30 is arranged in the air guide cover 13, so that the heat dissipation of the driving motor 30 by using the heat dissipation cold flow in the air guide cover 13 can be realized, the normal operation of the driving motor 30 is ensured, the service life of the driving motor 30 is prolonged, and the use cost of a user is reduced.
As shown in fig. 1 to 3, a flow guiding channel 131 is disposed in the air guiding cover 13, one end of the flow guiding channel 131 is connected to the heat dissipating cavity 12, and the other end is connected to the air outlet 15. The air fryer is provided with the diversion channel 131 in the air guide cover 13, so that directional diversion of the heat dissipation cold flow in the heat dissipation cavity 12 can be realized, the circulation speed of the heat dissipation cold flow in the heat dissipation cavity 12 is improved, the heat dissipation efficiency is improved, and the user experience is improved.
As shown in fig. 1, the air guiding cover 13 has a guiding opening 132 that communicates with the guiding channel 131 and the heat dissipating cavity 12, and the guiding opening 132 at least partially corresponds to the driving motor 30. By corresponding at least a portion of the diversion opening 132 to the driving motor 30, the heat dissipation effect of the driving motor 30 during the heat dissipation cold flow can be improved.
As shown in fig. 1 and 2, in an alternative embodiment, the heat dissipating assembly 40 includes a heat dissipating fan 41, and blades of the heat dissipating fan 41 are preferably inclined in the same rotation direction and extend toward the driving motor 30 to cover at least a portion of the driving motor 30. Simultaneously, the fan blades of the cooling fan 41 are arranged to extend towards the direction of the driving motor 30, so that the cooling effect of the driving motor 30 can be improved, the occupied space of the cooling fan 41 can be reduced, and the whole volume of the air fryer can be reduced.
As shown in fig. 1 to 3, in an alternative embodiment, the air guiding cover 13 is preferably a volute structure matching with the cooling fan 41, the cooling fan 41 is adapted to be disposed above the middle of the air guiding opening 132, and the blades of the cooling fan 41 are at least partially located in the air guiding channel 131. By arranging the air guide cover 13 in a volute structure and arranging the cooling fan 41 above the middle of the air guide opening 132, the air guide cover 13 can be matched with the cooling fan 41 to form a volute centrifugal fan structure, so that the cooling effect is effectively improved.
In an alternative embodiment, as shown in fig. 1, the air inlet 14 is preferably provided at the bottom of the housing of the machine body 10, and the air outlet 15 is preferably provided at the rear side of the housing of the machine body 10. By arranging the air inlet 14 and the air outlet 15 at the bottom and the rear side of the casing of the machine body 10, the air inlet 14 and the air outlet 15 can be hidden, thereby improving the overall aesthetic degree of the air fryer.
As shown in fig. 1, an air duct plate 16 is disposed at the top of the cooking cavity 11, an upper core 17 is disposed above the air duct plate 16, the upper core 17 and the housing of the machine body 10 are adapted to form at least part of the heat dissipation cavity 12, a plurality of support columns 171 extending upward and connected with the air guiding cover 13 are disposed at the top of the upper core 17, and the air guiding cover 13 is adapted to be suspended in the heat dissipation cavity 12 through the support columns 171. The support column 171 is used for suspending the air guide cover 13 in the heat dissipation cavity 12, so that the air guide cover 13 is far away from the cooking cavity 12 and the upper movement 17, high temperature in the cooking cavity 11 is prevented from being transferred into the air guide cover 13, the driving motor 30 in the air guide cover 12 is influenced, and enough space is reserved between the air guide cover 13 and the upper movement 17 for heat dissipation and cold flow, so that the heat dissipation and cold flow are convenient for heat dissipation and cold flow to the upper movement 17 and the air guide cover 13.
As shown in fig. 1, a motor bracket 18 matched with the driving motor 30 is disposed between the wind scooper 13 and the upper movement 17, and the driving motor 30 extends at least partially into the heat dissipation cavity 12 and is connected with the motor bracket 18. By arranging the motor bracket 18 between the air guide cover 13 and the upper movement 17 to mount the driving motor 30, the driving motor 30 is far away from the cooking cavity 11 and the upper movement 17, so that the heat in the cooking cavity 11 is prevented from being transferred to the driving motor 30, and the driving motor 30 is prevented from being influenced.
As shown in fig. 1, the heat dissipation cavity 12 is further provided with a limiting portion 19 formed by extending the housing of the machine body 10, the limiting portion 19 is adapted to abut against the outer wall of the air guiding cover 13, and the limiting portion 19 not only can limit the air guiding cover 13, but also can position the air guiding cover 13 to reduce the installation difficulty of the air guiding cover 13, so as to prevent the air guiding cover 13 from shaking, and improve the connection stability of the air guiding cover 13.
As shown in fig. 1 to 3, the cooking cavity 11 has a hot air outlet 111 communicating with the air guiding cover 13, and the hot air flow in the cooking cavity 11 is adapted to flow into the air guiding cover 13 from the hot air outlet 111, and is mixed with the cold heat dissipation flow in the air guiding cover 13 and then discharged from the air outlet 15. Through set up the intercommunication in the culinary art chamber 11 the hot-blast export 111 of wind scooper 13 can realize the circulation heat flow in the culinary art chamber 11 with the cold flow mixes the air-out of dispelling the heat in the heat dissipation chamber 12, thereby reduce the temperature of air outlet 15 department exhaust gas avoids causing the scald or leading to air outlet 15 department wall body or article are overheated, has effectively promoted safety in utilization and user's use experience.
The foregoing has been a further detailed description of the utility model in connection with certain preferred embodiments thereof, and it is to be understood by those skilled in the art that the foregoing description and examples of the utility model as shown in the drawings are intended to be illustrative only and not limiting. It will be apparent to those skilled in the art that several simple deductions or substitutions may be made without departing from the utility model, and it is intended that the claims filed herewith shall be regarded as defining the scope of patent protection.