CN217852542U - Air fryer cooling system - Google Patents

Abstract

The utility model discloses a cooling system for an air fryer. The air fryer has an upper core and a lower core. A cooking cavity is arranged between the upper core and the lower core. The cooking cavity The top of the air fryer is provided with an air channel plate, and an electrical device installation cavity is provided between the upper core and the upper cover of the air fryer, and a first cooling cavity is formed between the upper core and the air channel plate. A heat dissipation fan is arranged in the first heat dissipation cavity, and a partition is arranged between the heat dissipation fan and the air channel plate. The utility model can solve the risk of overheating of the motor caused by less cold air flowing through the motor and poor heat dissipation effect in the prior art.

Description

An air fryer cooling system

technical field

The utility model relates to the field of cooking appliances, in particular to a cooling system for an air fryer.

Background technique

The air fryer is a kind of cooking appliance that people love and commonly used at present. The existing air fryer generally forms a heat dissipation cavity between the outside of the cooking cavity and the shell, and there are heat circulation fans and heat pipes in the cooking cavity to form High-temperature air frying and grilling food, a motor and a cooling fan are installed in the cooling cavity, and the cooling fan drives the external cold air to flow in the cooling cavity. The high temperature of the cavity is transferred to the shell, causing the product surface temperature to be too high.

However, in the prior art, less cold air flows through the motor, and the heat dissipation effect is not good, which leads to the risk of overheating of the motor and affects the service life of the product.

Utility model content

The utility model provides a heat dissipation system for an air fryer, which can solve the problem of overheating of the motor caused by less cold air flowing through the motor and poor heat dissipation effect in the prior art.

In order to achieve the above purpose, the utility model provides the following technical solutions: an air fryer heat dissipation system, the air fryer has an upper core and a lower core, and the upper core and the lower core are provided with Cooking cavity, the top of the cooking cavity is provided with an air channel plate, an electrical device installation cavity is provided between the upper core and the upper cover of the air fryer, and the upper core and the air channel plate A first heat dissipation chamber is formed, a heat dissipation fan is arranged in the first heat dissipation chamber, a partition plate is arranged between the heat dissipation fan and the air channel plate, and a spacer for driving the heat dissipation fan to rotate is arranged in the electrical device installation chamber. The motor and partition can avoid direct contact between the upper core and the high-temperature area in the middle of the air duct plate, avoiding heat transfer, and the continuous heat dissipation of the cooling fan can further effectively reduce the temperature rise of the upper core, and then realize the installation on the upper core The temperature of electronic control devices such as motors and control boards will not rise too high.

As a preference, an air inlet is provided on the upper cover of the air fryer, and a surrounding bone part is provided around the motor, and the surrounding bone part divides the electrical device installation cavity into a second heat sink where the motor is located. chamber and the third heat dissipation chamber, the second heat dissipation chamber communicates with the air inlet and the first heat dissipation chamber, and the cold airflow of the air inlet is driven by the heat dissipation fan along the periphery of the motor in the second heat dissipation chamber The flow enters into the first heat dissipation chamber, and the second heat dissipation chamber forms a channel for cold air, which can guide the cold air. After entering the heat dissipation chamber from the gap around the top cover, the cold air flows along the motor under the drainage of the surrounding bone. The surrounding flows to the inside of the heat dissipation cavity, which can realize sufficient heat dissipation for the motor.

As a preference, the first heat dissipation chamber is provided with an air outlet connected to the third heat dissipation chamber, after the cold air is sucked to flow to the heat dissipation fan in the first heat dissipation chamber, it is driven to be thrown out along the air outlet, Throw it out into the third heat dissipation cavity to cool the components in the third heat dissipation cavity.

Preferably, the surrounding bone part includes an upper surrounding bone located on the upper cover and a lower surrounding bone located on the upper movement, the upper surrounding bone and the lower surrounding bone are arranged up and down, and the upper surrounding bone and the lower surrounding bone The bone makes the surrounding bone part naturally formed when the upper cover and the upper movement are assembled, and no additional assembly is required, which is simple and reliable.

As a preference, the rear side of the upper cover is provided with a first air outlet for the airflow in the third heat dissipation chamber to be discharged, so that the airflow entering the third heat dissipation chamber can be discharged from the first air outlet and quickly taken away The heat of the components is controlled in the third heat dissipation cavity.

As a preference, a second air outlet is provided on the side of the first heat dissipation cavity, and a third air outlet connected to the cooking cavity is also provided on the upper core, and the third air outlet is adjacent to all Describe the setting of the second air outlet.

As a preference, the second air outlets are arranged in multiples around the third air outlets, the hot air in the cooking cavity can be discharged from the third air outlets, while the first heat dissipation is discharged from the second air outlets. The cold air in the cavity, so the cold air discharged from the second air outlet can be mixed with the hot air discharged from the third air outlet, which can be mixed with the hot and cold air and discharged from the position of the third air outlet, further reducing the discharge Exhaust temperature.

As a preference, the upper movement is also provided with a fourth air outlet connected to the second cooling cavity, the position of the fourth air outlet corresponds to the third air outlet and the fourth air outlet , the second air outlet and the third air outlet are corresponding to the mixing air outlet installed on the shell of the air fryer, the fourth air outlet is arranged on one side of the cooling fan, and the cooling fan can directly transfer cold air from the fourth The air outlet is thrown to the position of the second air outlet and the third air outlet, which can increase the mixing speed and cooling speed of the cold air and hot air discharged from the second air outlet and the third air outlet.

Preferably, the partition includes a plate-shaped main body and several connecting plates arranged at the peripheral edge of the plate-shaped main body. There is also a ventilation gap on the edge to connect the first heat dissipation chamber with the second heat dissipation chamber. The partition can be connected and fixed through the connecting plate and fasteners, and the ventilation gap prevents the partition from hindering the cold air in the first heat dissipation chamber. Circulation, while the partition covers the top of the air duct plate, which can effectively block the temperature at the top of the air duct plate from conducting upwards.

As a preference, the top of the upper cover is provided with a top cover, and an annular air inlet is formed between the periphery of the upper cover and the upper cover, and the annular air inlet can form a spiral airflow to increase the flow speed of cold air , improve the cooling effect.

Compared with the prior art, the beneficial effects of the utility model are:

There is a partition between the upper movement and the air duct plate, and the cooling fan is installed between the partition and the upper movement. The partition can avoid direct contact between the upper movement and the high-temperature area in the middle of the air duct plate, and avoid heat transfer. . The cold wind thrown from around the first heat dissipation cavity dissipates heat to the electrical components in the third heat dissipation cavity, and is finally discharged from the first air outlets on both sides of the rear of the upper cover; The wind thrown out of the air outlet enters the cavity between the air channel plate and the upper movement, and after cooling the cavity, it is discharged from the second air outlet on the rear side of the upper movement; there is a surrounding area around the motor to drain the air. The bone part, after the cold air enters the cooling cavity from the gap around the top cover, under the drainage effect of the surrounding bone part, it flows along the surrounding of the motor to the inside of the cooling cavity, which can realize sufficient heat dissipation for the motor; the second air outlet is designed on the third The air outlet is located on both sides of the hot air outlet, which can be mixed with cold and hot air and discharged from the third air outlet to further reduce the temperature of the exhaust gas.

Description of drawings

Fig. 1 is the front view sectional structure diagram of the air fryer of the present utility model;

Fig. 2 is a side view sectional structure diagram of the air fryer of the present utility model;

Fig. 3 is a three-dimensional exploded structural diagram of a partial structure of the air fryer of the present invention;

Fig. 4 is the structural diagram of the dividing plate of the present utility model;

Fig. 5 is the three-dimensional structural diagram of the first viewing angle of the upper movement of the present invention;

Fig. 6 is a three-dimensional structure diagram of the upper movement of the present invention at a second viewing angle.

Reference signs:

1. Cooking cavity, 11. Cooling fan, 12. Electrical device installation cavity, 13. Air inlet, 14. First cooling cavity, 15. Lower movement, 16. Second cooling cavity, 17. Third cooling cavity, 18. Back cover assembly, 2. Heat pipe, 3. Air duct plate, 4. Thermal circulation fan, 5. Upper core, 51. Air outlet, 52. Third air outlet, 53. Lower surrounding bone, 54. No. Second air outlet, 55, fourth air outlet, 6, upper cover, 61, upper surrounding frame, 62, first air outlet, 7, top cover, 8, motor, 9, partition, 91, connecting plate, 92, Ventilation gap, 93, plate-shaped main body, 10, mixed air outlet.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

As shown in Figures 1-6, the utility model provides the following technical solutions in order to solve the problem of overheating of the motor due to the lack of cold air flowing through the motor in the prior art and the poor heat dissipation effect: First, the utility model provides the following Technical solution: an air fryer heat dissipation system, the air fryer has an upper core 5 and a lower core 15, a cooking cavity 1 is arranged between the upper core 5 and the lower core 15, the The top of the cooking cavity 1 is provided with an air channel plate 3, and an electrical device installation cavity 12 is provided between the upper core 5 and the upper cover 6 of the air fryer. The upper core 5 and the air channel plate 3 A first heat dissipation chamber 14 is formed between them, and a heat dissipation fan 11 is arranged in the first heat dissipation chamber 14, and a partition plate 9 is arranged between the heat dissipation fan 11 and the air duct plate 3, and the electrical device installation chamber 12 is provided with a motor 8 for driving the cooling fan 11 to rotate. The partition 9 can prevent the upper core 5 from being in direct contact with the high-temperature area in the middle of the air duct plate 3, avoiding heat transfer, and at the same time, the continuous heat dissipation of the cooling fan 11 is further effectively reduced. The temperature rise of the upper core 5, and then realize that the temperature of the electric control devices such as the motor 8 and the control board installed on the upper core 5 will not rise too high.

Specifically, the wall thickness of the air channel plate 3 is relatively thin, and the blocking effect of the air channel plate 3 on the heat in the cooking cavity 1 is not obvious, and the partition plate 9 does not need to cover the entire air channel plate 3, but only needs to cover the air channel The position of the heat pipe 2 inside the plate 3 is enough, because the heat pipe 2 is relatively close to the air duct plate 3, and it is more favorable for the heat to conduct upwards. In addition, if the partition 9 is too large, it is not conducive to the installation of the partition 9. For the second The flow of the cold air in the heat dissipation chamber 14 is also unfavorable. Motor 8, control circuit board and other electrical devices are installed in the electrical device installation chamber 12, and a lot of heat will also be generated during operation. The heat in the chamber 1 enters into the electrical device installation chamber 12 .

In this embodiment, as shown in FIG. 1 , an air inlet 13 is provided on the upper cover 6 of the air fryer, and a surrounding bone part is provided around the motor 8, and the surrounding bone part will The electrical device installation chamber 12 is divided into a second heat dissipation chamber 16 and a third heat dissipation chamber 17 where the motor 8 is located. The second heat dissipation chamber 16 communicates with the air inlet 13 and the first heat dissipation chamber 14. The air inlet The cold air flow of 13 flows into the first heat dissipation chamber 14 along the periphery of the motor 8 in the second heat dissipation chamber 16 under the drive of the heat dissipation fan 11, and the second heat dissipation chamber 16 forms a channel for cold air, which can cool the cold air. Guided, after the cold air enters the heat dissipation chamber from the gap around the top cover, it flows along the motor 8 to the inside of the heat dissipation chamber under the drainage of the surrounding bone, which can realize sufficient heat dissipation for the motor 8. The second heat dissipation chamber 16 and the second heat dissipation chamber The three heat dissipation chambers 17 can be independent from each other, or can be connected to each other, as long as the cold air reaching the second heat dissipation chamber 16 can flow smoothly from top to bottom.

As shown in Figure 2, the first heat dissipation chamber 14 is provided with an air outlet 51 communicating with the third heat dissipation chamber 17, after the cold air is sucked into the heat dissipation fan 11 in the first heat dissipation chamber 14, it is drawn The drive is thrown out along the air outlet hole 51, and thrown out into the third heat dissipation chamber 17 to cool the components in the third heat dissipation chamber 17. The air outlet hole 51 can be arranged along the position where the heat dissipation fan 11 is located, that is, it is located on the partition plate 9 On the upper side, the cold air thrown by the cooling fan 11 can directly enter the air outlet 51, and the cooling efficiency is high.

In order to facilitate the formation of the surrounding bone part, as shown in Figures 1-3, the described bone surrounding part includes an upper surrounding bone 61 located on the upper cover 6 and a lower surrounding bone 53 located on the upper movement 5. The surrounding ribs 61 and the lower surrounding ribs 53 are arranged up and down, and the upper surrounding ribs 61 and the lower surrounding ribs 53 make the surrounding ribs naturally formed when the upper cover 6 and the upper movement 5 are assembled without additional assembly, which is simple and reliable. Wherein the upper surrounding rib 61 is a circle of vertical side walls arranged at the middle opening of the upper cover 6 ; the lower surrounding rib 53 is a circle of raised vertical side walls arranged at the upper end of the upper movement 5 .

In this embodiment, to achieve rapid heat dissipation, the rear side of the upper cover 6 is provided with a first air outlet 62 for the airflow in the third heat dissipation chamber (17) to be discharged, which can make the air entering the third heat dissipation chamber 17 The airflow can be discharged from the first air outlet 62 to quickly take away the heat of the control components in the third cooling chamber 17 , wherein the first air outlet 62 can be arranged at both ends of the rear side of the upper cover 6 .

In this embodiment, as shown in FIG. 1 , the side of the first cooling chamber 14 is provided with a second air outlet 54 , and the upper core 5 is also provided with a first air outlet communicating with the cooking chamber 1 . Three air outlets 52, the second air outlet 54 is arranged on both sides of the third air outlet 52, the hot air in the cooking cavity 1 can be discharged from the third air outlet 52, while the second air outlet 54 is discharged It is the cold air in the first cooling cavity 14, so the cold air discharged from the second air outlet 54 can be mixed with the hot air discharged from the third air outlet 52, which can be mixed with the hot and cold air from the third outlet. The position of the air outlet 52 is discharged to further reduce the temperature of the exhaust gas. Specifically, the third air outlet 52 corresponds to the opening on the side of the air duct plate 3, and the heat circulation fan 4 arranged inside the air duct plate 3 can throw the hot air out. And enter the third air outlet 52 to be discharged, and the cold air discharged from the second air outlet 54 can surround the hot air discharged from the third air outlet 52 .

In addition, as shown in Figure 5, the upper movement 5 is also provided with a fourth air outlet 55 communicating with the second cooling cavity (16), the position of the fourth air outlet 55 is the same as that of the third outlet. The tuyere 52 is corresponding and the fourth air outlet 55, the second air outlet 54 and the third air outlet 52 are all corresponding to the mixing air outlet 10 installed on the shell of the air fryer, and the mixing air outlet 10 is square The frame structure is embedded and installed on the back cover assembly 18 on the rear side of the air fryer. The lower end of the back cover assembly 18 is provided with a rotating part, which can be flipped and opened relative to the air fryer shell. After opening, the fourth air outlet 55, The second air outlet 54 and the third air outlet 52 are exposed to facilitate maintenance and replacement of internal components.

Wherein, the fourth air outlet 55 is arranged on one side of the cooling fan 11, and the cooling fan 11 can directly throw cold air from the fourth air outlet 55 to the positions of the second air outlet 54 and the third air outlet 52, which can improve the temperature of the second air outlet 54 and the third air outlet 52. The mixing speed and cooling speed of the cold air and hot air discharged from the second air outlet 54 and the third air outlet 52, specifically, the partition plate 9 does not cover the position of the fourth air outlet 55, so that the cooling fan 11 can dissipate the cold air without barrier. Air flung out.

In this embodiment, as shown in FIG. 4 , the partition plate 9 includes a plate-shaped main body 93 and several connecting plates 91 arranged at the edge positions around the plate-shaped main body 93, and the connecting plates 91 are used for connecting with the upper The core 5 or the air channel plate 3 are connected, and the edge of the plate-shaped main body 93 is also provided with a ventilation gap 92 to communicate the first heat dissipation cavity 14 with the second heat dissipation cavity 16, and the partition plate 9 can pass through the connecting plate 91 and the tight The firmware is connected and fixed, and the ventilation gap 92 prevents the partition 9 from hindering the circulation of cold air in the first cooling chamber 14, and the partition 9 covers the top of the air duct plate 3, which can effectively block the air flow on the top of the air duct plate 3. The temperature is conducted upwards.

In this embodiment, the top of the upper cover 6 is provided with a top cover 7, and an annular air inlet 13 is formed between the periphery of the upper cover 7 and the upper cover 6, and the annular air inlet 13 can form The spiral airflow increases the flow speed of cold air and improves the heat dissipation effect.

Furthermore, this embodiment also provides an air fryer, including the air fryer heat dissipation system described in the above embodiment, the top of the cooking chamber 1 is equipped with a heat circulation fan 4 and a heat pipe 2, the heat circulation fan 4 and the heating pipe 2 can form a thermal circulation airflow in the cooking cavity 1 to effectively bake the food. The heating pipe 2 is in a coiled multi-layer structure with a large surface area and can generate a thermal circulation airflow for efficient cooking, improving cooking effect, and one side of the heat pipe 2 is provided with a connector that passes through the upper core 5 and the air channel plate 3 and enters the electrical device installation cavity 12 .

It should be noted that all directional indications (such as up, down, left, right, front, back...) in the embodiments of the present utility model are only used to explain the If the relative positional relationship, movement conditions, etc. among the components change, the directional indication will also change accordingly.

In addition, in the present application, descriptions such as "first", "second" and so on are used for description purposes only, and should not be understood as indicating or implying their relative importance or implicitly indicating the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this utility model, unless otherwise specified and limited, the terms "connection" and "fixation" should be understood in a broad sense, for example, "fixation" can be a fixed connection, a detachable connection, or an integration; It may be a mechanical connection or an electrical connection; it may be a direct connection or an indirect connection through an intermediary, and it may be an internal communication between two elements or an interaction relationship between two elements, unless otherwise clearly defined. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present utility model according to specific situations.

In addition, the technical solutions of the various embodiments of the present invention can be combined with each other, but it must be based on the realization of those skilled in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered as the technical solution. Combination does not exist, nor is it within the scope of protection required by the utility model.

Claims (10)

1. The utility model provides an air explodes a pot cooling system, the air explode the pot and have last core (5) and core (15) down, last core (5) and core (15) down between be provided with culinary art chamber (1), the top of culinary art chamber (1) be provided with wind channel plate (3), last core (5) and air explode the upper cover (6) of pot between be provided with electrical part installation cavity (12), a serial communication port, last core (5) and wind channel plate (3) between form first heat dissipation chamber (14), first heat dissipation chamber (14) in be provided with radiator fan (11), radiator fan (11) and wind channel plate (3) between be provided with baffle (9), electrical part installation cavity (12) in be provided with and be used for driving radiator fan (11) rotatory motor (8).

2. The air fryer heat dissipation system of claim 1, wherein: air inlet (13) are provided with on upper cover (6) of air fryer, motor (8) around be provided with enclose bone portion, enclose bone portion separate electrical part installation cavity (12) for second heat dissipation chamber (16) and third heat dissipation chamber (17) that motor (8) were located, second heat dissipation chamber (16) be linked together with air inlet (13) and first heat dissipation chamber (14), the cold air current of air inlet (13) flows around motor (8) and gets into in first heat dissipation chamber (14) in second heat dissipation chamber (16) under radiator fan (11)'s drive.

3. The air fryer heat dissipation system of claim 2, wherein: and the first heat dissipation cavity (14) is provided with an air outlet (51) communicated with the third heat dissipation cavity (17).

4. The air fryer heat dissipation system of claim 2, wherein: the bone surrounding part comprises an upper bone surrounding (61) positioned on the upper cover (6) and a lower bone surrounding (53) positioned on the upper movement (5), and the upper bone surrounding (61) and the lower bone surrounding (53) are in up-down butt joint arrangement.

5. The air fryer heat dissipation system of claim 2, wherein: and a first air outlet (62) for exhausting air flow in the third heat dissipation cavity (17) is formed in the rear side of the upper cover (6).

6. The air fryer heat dissipation system of claim 2, wherein: a second air outlet (54) is formed in the side portion of the first heat dissipation cavity (14), a third air outlet (52) communicated with the cooking cavity (1) is further formed in the upper core (5), and the third air outlet (52) is arranged close to the second air outlet (54).

7. The air fryer heat dissipation system of claim 6, wherein: the second air outlets (54) are arranged around the third air outlet (52) in a plurality of ways.

8. The air fryer heat dissipation system of claim 6, wherein: the upper core (5) is also provided with a fourth air outlet (55) communicated with the second heat dissipation cavity (16), the position of the fourth air outlet (55) corresponds to the third air outlet (52), and the fourth air outlet (55), the second air outlet (54) and the third air outlet (52) correspond to a mixing air outlet (10) arranged on the air fryer shell.

9. The air fryer heat dissipation system of claim 1, wherein: the partition board (9) comprises a plate-shaped main body (93) and a plurality of connecting boards (91) arranged at the peripheral edge of the plate-shaped main body (93), the connecting boards (91) are used for being connected with the upper core (5) or the air duct board (3), and the edge of the plate-shaped main body (93) is also provided with a ventilation notch (92) for communicating the first heat dissipation cavity (14) with the second heat dissipation cavity (16).

10. The air fryer heat dissipation system of claim 1, wherein: the top of the upper cover (6) is provided with a top cover (7), and an annular air inlet (13) is formed between the periphery of the top cover (7) and the upper cover (6).

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