CN217090400U - Transmission structure for air oven and air oven with transmission structure - Google Patents

Abstract

The utility model provides a transmission structure for air oven, including drive assembly and supporting component. The transmission assembly comprises a motor, a first transmission gear, a transmission belt, a second transmission gear and a transmission rod, and the support assembly comprises a first support and a second support. The motor is arranged on the inner side of the first support, the motor shaft penetrates through the first through hole to be connected with a first transmission gear arranged on the outer side of the first support, the first transmission gear and a second transmission gear are in transmission connection through a transmission belt, the transmission rod penetrates through the second through hole from the inner side of the second support to be connected with a second transmission gear arranged on the outer side of the second support, the motor drives the first transmission gear to rotate, the first transmission gear drives the second transmission gear to rotate through the transmission belt, and the second transmission gear drives the transmission rod to rotate.

Description

Transmission structure for air oven and air oven with transmission structure

Technical Field

The utility model relates to an air oven field of electrical apparatus is used in kitchen particularly, especially relate to an air oven that is used for transmission structure of air oven and has this transmission structure.

Background

Air ovens are cooking appliances that cook food using a circulating flow of heated air emitted by an air heating assembly and a fan, and are commonly used to process pasta, such as bread, pizza, or snacks such as tarts, cookies, etc. In order to promote the cooking effect, some prior art air ovens have added the function of automatically turning over the food, such as automatically turning over the food by means of a rotating lever that holds the food in the oven cavity.

However, with the increasing contradiction between the improvement of living standard and the rising of house price, consumers have made higher demands on the cooking effect of the oven, and the limited operating space of the kitchen makes the external dimension of the kitchen appliance an important consideration for the consumers to purchase the kitchen appliance. Therefore, the oven with the function of automatically turning over food is difficult to satisfy the use requirement of consumers due to occupying a large space.

In view of the above problems, there is a prior art, such as utility model patent 201821310755.1, which adds a transmission structure to the oven to make the oven have a smaller overall size while having the capability of automatically turning over food, but there are still disadvantages. Firstly, the motor of the utility model adopts an overhead layout, and the motor is too close to the heat source of an oven which is usually arranged on the same overhead, and the long-term exposure to high temperature operation can bring great influence on the service life of the motor; secondly, this utility model's transmission structure need be from the inboard assembly of culinary art chamber, and the operation of difficult assembly workman brings the influence to production efficiency.

Therefore, a transmission structure with reasonable design is needed to be provided for the air oven, the service life of the motor can be considered while the food is automatically turned in the process of baking the food, and the production and the assembly are facilitated.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a transmission structure for air oven, include:

the transmission assembly comprises a motor, a first transmission gear, a transmission belt, a second transmission gear and a transmission rod, and the motor also comprises a motor shaft; and

a support assembly including a first bracket and a second bracket, the first bracket including a first through hole, the second bracket including a second through hole,

wherein the motor is arranged on the inner side of the first bracket, the motor shaft passes through the first through hole to be connected with the first transmission gear arranged on the outer side of the first bracket, the first transmission gear and the second transmission gear are in transmission connection through the transmission belt, the transmission rod passes through the second through hole from the inner side of the second bracket to be connected with the second transmission gear arranged on the outer side of the second bracket,

and the motor drives the first transmission gear to rotate through the motor shaft, the first transmission gear drives the second transmission gear to rotate through the transmission belt, and the second transmission gear drives the transmission rod to rotate.

According to a preferred embodiment of the present invention, the first bracket further includes a first fixing piece, the second bracket further includes a second fixing piece, wherein the first fixing piece is connected with the first transmission gear by an outer side in a threaded connection manner so as to transversely limit the transmission belt between the first fixing piece and the first bracket, and the second fixing piece is connected with the second bracket by an outer side in a threaded connection manner so as to transversely limit the transmission belt between the second fixing piece and the second bracket.

According to the utility model discloses a preferred embodiment, the motor shaft extends to the outside, and the rotation axis of motor shaft with the rotation axis of first transmission gear is the level and arranges.

According to the utility model discloses a preferred embodiment, the rotatory axle center of first drive gear with the rotatory axle center of second drive gear is the setting parallel to each other.

According to the utility model discloses a preferred embodiment, the rotation axis of second drive gear with the rotation axis of transfer line is the level and arranges.

According to the utility model discloses a preferred embodiment, first drive gear still includes first drive gear groove, second drive gear still includes second drive gear groove, the drive belt still includes the drive belt tooth's socket, wherein, first drive gear groove with the meshing of drive belt tooth's socket, so that first drive gear drives the drive belt rotates, the drive belt tooth's socket with the meshing of second drive gear groove, so that the drive belt drives second drive gear rotates.

According to the utility model discloses a second aspect provides an air oven, air oven includes transmission structure, still include the culinary art chamber, wherein, first support by culinary art chamber below is fixed in with threaded connection's mode culinary art chamber lateral wall bottom, the second support by the culinary art chamber outside is fixed in with threaded connection's mode culinary art chamber lateral wall.

According to a preferred embodiment of the present invention, the air oven further comprises a bottom cover body, the bottom cover body is disposed on the lower side of the cooking cavity, and the lower side of the bottom cover body is connected to the first bracket in a threaded manner.

According to a preferred embodiment of the present invention, the air oven further comprises a rotating cage, the rotating cage comprises a first end and a second end, the transmission assembly further comprises a third support disposed on the other side wall of the cooking cavity corresponding to the second support, the side wall of the cooking cavity is further provided with a transmission rod hole for passing the transmission rod,

the transmission rod penetrates through the transmission rod hole to be connected with the first end of the rotating cage so as to drive the rotating cage to rotate, and the third support is detachably connected with the second end of the rotating cage and limits the second end of the rotating cage to only axially rotate.

According to the utility model discloses a preferred embodiment, the air oven still includes the door body, the culinary art chamber still includes culinary art chamber opening, the door body can be opened and shut and cover and locate culinary art chamber open-ended outside.

The utility model discloses at least, provide following technological effect:

1. the transverse size of the air oven is reduced by a driving mode of driving a transmission belt by a motor;

2. the motor is arranged at the bottom, so that the heat source is far away, and the service life of the motor is prolonged;

3. the production and assembly processes are simplified through the design that the first bracket and the second bracket are assembled at the outer side;

4. the adaptive universality of the transmission assembly is enhanced by adjusting the positions of the transmission gear, the bracket and the transmission belt.

Additional features and advantages of the application will be set forth in the description which follows, or may be learned by practice of the application.

Drawings

The accompanying drawings are included to provide a further understanding of the claimed subject matter and are incorporated in and constitute a part of this specification, illustrate embodiments of the subject matter and together with the description serve to explain the principles of the subject matter, and not limit the subject matter.

Fig. 1 is an exploded view of a transmission structure according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a transmission structure according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the transmission structure according to the embodiment of the present invention when connected to the rotating cage;

fig. 4 is a schematic perspective view of the first bracket at an outer side viewing angle in the transmission structure according to the embodiment of the present invention;

fig. 5 is a schematic perspective view of the first bracket at an inner side viewing angle in the transmission structure according to the embodiment of the present invention;

fig. 6 is a schematic perspective view of the transmission structure according to the embodiment of the present invention, wherein the second bracket is arranged at an outside viewing angle;

fig. 7 is a schematic perspective view of the second bracket at the inner side viewing angle in the transmission structure according to the embodiment of the present invention;

fig. 8 is a schematic perspective view of a first transmission gear in the transmission structure according to the embodiment of the present invention;

fig. 9 is a schematic perspective view of a second transmission gear in the transmission structure according to the embodiment of the present invention;

FIG. 10 is a perspective view of the combination of the cooking cavity and the transmission structure in the air oven according to the embodiment of the present invention;

fig. 11 is a schematic diagram of relative positions of the cooking cavity, the door body and the rotating cage in the air oven according to the embodiment of the present invention.

Description of reference numerals:

1-motor 11-motor shaft 12-motor fixing hole

2-first transmission gear 21-first transmission gear groove 22-motor shaft hole

3-transmission belt 31-transmission belt tooth space 4-second transmission gear

41-second transmission gear groove 42-transmission rod hole 5-transmission rod

6-first bracket 61-first through hole 62-first fixing piece

63-bottom cover body fixing hole 64-first cooking cavity fixing hole 65-motor fixing column

7-second bracket 71-second through hole 72-second fixing sheet

73-second fixing sheet fixing column 74-second cooking cavity fixing hole 8-cooking cavity

81-bottom cover 82-rotating cage 82 a-rotating cage first end

82 b-rotating cage second end 83-drive rod hole 84-door body

85-cooking chamber opening 9-third support

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the invention, its application, or uses. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art. It should be noted that: unless specifically stated otherwise, the relative arrangement of the components and steps, the types of materials selected for the panels, the numerical expressions and numerical values recited in these embodiments are to be construed as merely illustrative, and not as limitative. It should also be noted that in the following description of the drive configuration and air oven embodiments, eight directional terms, upper, lower, left, right, front, rear, inner and outer, are used. Wherein, the concepts of up, down, left and right are all based on the state of the microwave oven when the microwave oven is in the right position as reference; the inner and outer directions are described as relative concepts of outer and inner generated in a direction perpendicular to the surface of the cooking chamber. Furthermore, references hereinafter to both "first" and "second" descriptions are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated.

The utility model provides a transmission structure for air oven.

The utility model discloses a transmission structure for air oven mainly comprises drive assembly and supporting component two parts for the air oven has the function of automatic upset food simultaneously concurrently when toasting food. In an embodiment of the present invention, reference is made to fig. 1 to 9, wherein fig. 1 shows, in an exploded view, a schematic view of the relative positions of the components of a transmission structure for an air oven; FIG. 2 is a perspective view of the transmission structure after the components are combined; fig. 3 shows a schematic view of the overall structure of the transmission structure in connection with the oven revolving cage with drive, and fig. 4 and 5 show perspective views of the first bracket from outside and inside views, respectively; figures 6 and 7 show perspective views of the second bracket from outside and inside views respectively; fig. 8 and 9 show perspective views of the first transmission gear and the second transmission gear, respectively.

Specifically, the transmission assembly is composed of a motor 1, a first transmission gear 2, a transmission belt 3, a second transmission gear 4 and a transmission rod 5. The motor 1 further comprises a motor shaft 11 extending towards the outer side of the side wall of the left side of the cooking cavity, the inner surface of the transmission belt 3 is respectively arranged outside the first transmission gear 2 and the second transmission gear 4, the first transmission gear 2 is connected with the motor shaft 11 to drive the transmission gear 2 to rotate through the rotation of the motor shaft 11, and the second transmission gear 4 is connected with the transmission rod 5 through the transmission rod hole 42 to drive the transmission rod 5 to rotate through the second transmission gear 4.

Specifically, as shown in fig. 1, 8 and 9, first transmission gear grooves 21 are uniformly distributed on the surface of the first transmission gear 2 contacting the transmission belt 3. A motor shaft hole 22 is further arranged at the rotating shaft center of the first transmission gear 2, and the motor shaft hole 22 is a substantially rectangular hole and corresponds to the cross section of the motor shaft 11, so that the first transmission gear 2 can bear the axial power output by the motor 1. Correspondingly, the surface of the second transmission gear 4 contacting the transmission belt 3 is also provided with uniformly distributed second transmission gear grooves 41, and the rotating axis of the second transmission gear 4 is also provided with a transmission rod hole 42 matched with the transmission rod 5. Further, the inner side surface of the transmission belt 3 is also provided with a transmission belt tooth space, and when the transmission belt 3 is sleeved outside the first transmission gear 2 and the second transmission gear 4, the transmission belt tooth space on the transmission belt 3 is of a concave-convex structure and can be meshed with the first transmission gear groove 21 and the second transmission gear groove 41. When the motor 1 drives the first transmission gear 2 to rotate, the rotation motion made by the first transmission gear 2 drives the transmission belt 3 to make a corresponding transmission action in a gear meshing manner, and the transmission action of the transmission belt 3 further drives the second transmission gear 4 to rotate, so that the power obtained by the second transmission gear 4 can drive the transmission rod 5 to rotate, and further drive the rotating cage 82 to rotate.

Specifically, to simplify the assembly process, the relative position of the transmission structure is designed based on the consideration of convenient assembly. Wherein the motor 1 connects the motor fixing hole 12 with the motor fixing post 65 in a threaded connection manner, so that the motor 1 is fixed on the inner side of the first bracket 6. And the motor shaft 11 passes through the first through hole 61 provided in the first bracket 6 to be connected to the first transmission gear 2 provided outside the first bracket 6. Correspondingly, the transmission rod 5 is arranged inside the second bracket 7, and the transmission rod 5 is connected with the second transmission gear 4 arranged outside the second bracket 7 through the second through hole 71.

Further, to limit the belt 3 to be movable only in a given rotational direction, the first bracket 6 further includes a first fixing piece 62, and the second bracket 7 further includes a second fixing piece 72. Wherein: as shown in fig. 8, the first transmission gear 2 is provided with an outer edge higher than the first transmission gear groove 21, and when the first fixing piece 62 is connected with the first transmission gear 2 from the outside in a threaded connection manner, the outer edge higher than the first transmission gear groove 21 is matched with the first fixing piece 62, and the transmission belt 3 is clamped between the first fixing piece 62 and the first bracket 6; as shown in fig. 9, the second transmission gear 4 is provided with an outer edge higher than the second transmission gear groove 41, and when the second fixing piece 72 is connected to the second fixing piece fixing post 73 provided on the second bracket 7 from the outside in a screw-threaded manner, the outer edge higher than the second transmission gear groove 41 engages with the second fixing piece 72, and the transmission belt 3 is interposed between the second fixing piece 72 and the second bracket 7. Therefore, when the upper end and the lower end of the transmission belt 3 are respectively engaged with the first transmission gear and the second transmission gear, the horizontal movement of the transmission belt is limited by the side surfaces at the two sides, so that the movement track of the transmission belt 3 is limited, and the transmission direction of the transmission belt 3 can only be transmitted along the rotation direction of the transmission belt 3. In the preferred embodiment, the first and second fixing plates 62 and 72 are fixed to the outer sides of the first and second transmission gears 2 and 4 by means of screw fastening to achieve a side surface limiting effect. In another embodiment, the transmission belt 3 may also be a toothless transmission belt matched with a transmission gear without a gear groove, and power transmission between the transmission gear and the transmission belt is realized through the action of friction force.

Preferably, in order to simplify the assembly process, the arrangement relationship of the movable components in the transmission structure is designed based on the consideration of convenient assembly. Specifically, the direction in which both the motor shaft 11 and the first transmission gear 2 are connected is arranged in the horizontal direction (i.e., power output is performed in the lateral direction in the direction perpendicular to the height of the air oven); similarly, the second transmission gear 4 is connected to the transmission rod 5, and is further connected to the rotary cage 82 through the transmission rod 5, and the direction in which the transmission rod 5, the second transmission gear 4, and the rotary cage 82 are connected is arranged in a horizontal direction (i.e., power output is performed in a lateral direction in a direction perpendicular to the height of the air oven), so that the rotation axis about which the second transmission gear 4 rotates is parallel to the rotation axis about which the first transmission gear 2 rotates.

Preferably, the second transmission gear 4 is disposed above the first transmission gear 2 in order that the motor of the transmission structure can adopt an underlying layout to be away from the air oven heat source. When the transmission belt 3 is sleeved on the first transmission gear 2 and the second transmission gear 4, the transmission belt 3 is perpendicular to the rotation shaft around which the first transmission gear 2 and the second transmission gear 4 rotate.

In a second aspect of the present invention, an air oven is provided. Referring to fig. 10 and 11, fig. 10 is a schematic perspective view illustrating a combination of a cooking cavity and a transmission structure in an air oven according to an embodiment of the present invention, and fig. 11 is a schematic diagram illustrating a relative position between the cooking cavity and a door and a rotating cage in the air oven. The air oven comprises a cooking cavity 8 for cooking food materials, a bottom cover 81 covering the lower part of the cooking cavity 8, a rotating cage 82 arranged in the cooking cavity 8 and driven to rotate by the transmission structure, and a door 84 covering the outer side of the cooking cavity 8 besides the transmission structure in the previous embodiment. In order to simplify the assembly process, the arrangement relationship between the transmission structure and each movable assembly is also arranged correspondingly.

Specifically, referring to fig. 4 and 5, in order to fix the first supporter 6, a bottom cover body fixing hole 63 is provided at a bottom surface of the first supporter 6, and a plurality of first cooking cavity fixing holes 64 are provided at both sides of the first supporter 6. When the transmission structure is assembled, the first bracket 6 passes through the first cooking cavity fixing hole 64 from the lower edge of the left side wall of the cooking cavity 8 and is fixed on the bottom surface edge of the side wall of the cooking cavity 8 from bottom to top in a threaded connection mode. After the bottom cover 81 is disposed under the cooking cavity 8, the first bracket 6 further connects the bottom cover 81 to the bottom cover fixing hole 63 by screwing from the underside of the bottom cover 81.

Specifically, referring to fig. 6 and 7, in order to fix the second support 7, a plurality of second cooking cavity fixing holes 74 are formed in the inner side of the second support 7, when the transmission structure is assembled, the second support 7 is positioned on the outer side of the left side wall of the cooking cavity 8, and then the cooking cavity 8 and the second support 7 are connected through the second cooking cavity fixing holes 74 by the inner side of the left side wall of the cooking cavity 8 in a threaded manner.

Specifically, referring to fig. 3, 10 and 11, in order to enable the transmission structure to drive the rotating cage 82 to rotate axially and turn over the food material, so as to achieve a more uniform cooking effect, a first rotating cage end 82a and a second rotating cage end 82b for supporting the rotating cage are respectively disposed at two ends of the rotating cage 82. Specifically, a first end 82a of the cage is rotatably connected to the transmission rod 5, a second end 82b of the cage is rotatably connected to the third bracket 9, the two ends jointly support the cage 82, and the cage 82 is driven to rotate through the transmission structure. The third supporter 9 is provided at a right side wall of the cooking chamber 8, and a position where the third supporter 9 is fixed in the right side wall and a position where the second supporter 7 is fixed at the left side wall correspond to each other. Preferably, the third bracket 9 is removably attached to the second cage end 82b to facilitate removal and insertion of the cage 82 by a user. Further, in order to connect the transmission rod 5 driven by the second transmission gear 4 to the first end 82a of the rotating cage, a transmission rod hole 83 for the transmission rod 5 to transversely penetrate is formed in the left side wall of the cooking cavity 8. During operation of the transmission structure, the transmission rod 5 passes through the transmission rod hole 83 to be connected with the first end 82a of the rotating cage and drive the first end 82a of the rotating cage to rotate, and the second end 82b of the rotating cage is rotatably connected with the third bracket 9 and rotates along with the rotation of the rotating cage 82. Furthermore, the cage 82 can only be rotated axially without any transverse or longitudinal displacement, due to the limiting effect of the transmission rod 5 and the third bracket 9 at the two ends of the cage.

Further, referring to fig. 11, the air oven further includes a door 84, and a cooking cavity opening 85 is further opened at the front side of the cooking cavity 8, the door 84 is openably and closably covered on the outer side of the cooking cavity opening 85, and when the door 84 is in an open state, the rotating cage 82 can be taken out of or put into the cooking cavity 82. When a user desires to insert the cage 82, the user first inserts the first cage end 82a into the drive link 5 and then places the second cage end 82b in the third bracket 9. Correspondingly, when the user needs to remove the rotation cage 82, the user first slides the first end 82a of the rotation cage out of the transmission rod 5 by removing the second end 82b of the rotation cage from the third bracket 9.

Therefore, the utility model discloses a transmission assembly for air oven passes through the first transmission gear 2 of motor 1 drive, and it is rotatory to drive second transmission gear 4 of top through the drive belt 3 of indulging putting again to drive rotating cage 82 pivoted transmission structure need not to cook the chamber lateral wall with motor 1 horizontal like this, can reduce the transverse dimension of air oven.

The utility model discloses a transmission assembly for air oven is through adopting motor 1 to arrange the overall arrangement of culinary art chamber below in, keeps away from the source that generates heat of air oven when making motor 1 move, has prolonged motor life.

The utility model discloses a drive assembly for air oven sets up in culinary art chamber downside through with first support 6 to set up second support 7 in the design in the culinary art chamber outside, thereby the equipment flow of having simplified air oven has improved production efficiency.

The utility model discloses a transmission assembly for air oven is through the distance between adjustable first transmission gear 2 and the first support 6 and the distance between second transmission gear 4 and the second support 7 and the mode of the 3 length variations of cooperation drive belt, and the commonality of transmission assembly has been reinforceed to the oven that can the different volumes of adaptation, not unidimensional culinary art chamber lateral wall and the rotating cage 82 of different diameters.

So far, some specific embodiments of the present invention have been described in detail by way of examples, but it should be understood by those skilled in the art that the above examples are only for illustration and are not intended to limit the scope of the present invention. It will be understood by those skilled in the art that various changes may be made in the above embodiments or equivalents may be substituted for elements thereof without departing from the scope or spirit of the invention. The scope of the invention is defined by the appended claims.

Claims (10)

1. A transmission structure for an air oven, comprising:

the transmission assembly comprises a motor (1), a first transmission gear (2), a transmission belt (3), a second transmission gear (4) and a transmission rod (5), and the motor (1) further comprises a motor shaft (11); and

a support assembly comprising a first bracket (6) and a second bracket (7), the first bracket (6) comprising a first through hole (61), the second bracket (7) comprising a second through hole (71),

wherein the motor (1) is arranged on the inner side of the first bracket (6), the motor shaft (11) penetrates through the first through hole (61) to be connected with the first transmission gear (2) arranged on the outer side of the first bracket (6), the first transmission gear (2) is in transmission connection with the second transmission gear (4) through the transmission belt (3), the transmission rod (5) penetrates through the second through hole (71) from the inner side of the second bracket (7) to be connected with the second transmission gear (4) arranged on the outer side of the second bracket (7),

and the motor (1) drives the first transmission gear (2) to rotate through the motor shaft (11), the first transmission gear (2) drives the second transmission gear (4) to rotate through the transmission belt (3), and the second transmission gear (4) drives the transmission rod (5) to rotate.

2. The transmission structure according to claim 1, characterized in that the first bracket (6) further comprises a first fixing plate (62) and the second bracket (7) further comprises a second fixing plate (72), wherein the first fixing plate (62) is connected with the first transmission gear (2) by the outside in a threaded manner to laterally confine the transmission belt (3) between the first fixing plate (62) and the first bracket (6), and the second fixing plate (72) is connected with the second bracket (7) by the outside in a threaded manner to laterally confine the transmission belt (3) between the second fixing plate (72) and the second bracket (7).

3. The transmission structure according to claim 2, characterized in that the motor shaft (11) extends outward, and a rotation axis of the motor shaft (11) is arranged horizontally with a rotation axis of the first transmission gear (2).

4. A transmission arrangement according to claim 3, characterised in that the rotational axis of the first transmission gear (2) and the rotational axis of the second transmission gear (4) are arranged parallel to each other.

5. The transmission structure according to claim 4, characterized in that the rotation axis of the second transmission gear (4) and the rotation axis of the transmission rod (5) are horizontally arranged.

6. The transmission structure according to claim 5, characterized in that the first transmission gear (2) further comprises a first transmission gear groove (21), the second transmission gear (4) further comprises a second transmission gear groove (41), and the transmission belt (3) further comprises a transmission belt tooth groove (31), wherein the first transmission gear groove (21) is engaged with the transmission belt tooth groove (31) so that the first transmission gear (2) drives the transmission belt (3) to rotate, and the transmission belt tooth groove (31) is engaged with the second transmission gear groove (41) so that the transmission belt (3) drives the second transmission gear (4) to rotate.

7. An air oven, characterized in that it comprises a transmission structure according to any one of claims 1 to 6, and further comprises a cooking chamber (8), wherein said first bracket (6) is screwed to the bottom end of the side wall of said cooking chamber (8) from below said cooking chamber (8), and said second bracket (7) is screwed to the side wall of said cooking chamber (8) from outside said cooking chamber (8).

8. The air oven according to claim 7, characterized in that it further comprises a bottom cover (81), said bottom cover (81) being placed on the lower side of said cooking cavity (8) and being screwed to said first bracket (6) by the lower side of said bottom cover (81).

9. The air oven according to claim 8, characterized in that it further comprises a rotating cage (82), said rotating cage (82) comprising a first rotating cage end (82a) and a second rotating cage end (82b), said transmission assembly further comprising a third bracket (9) arranged on the other side wall of the cooking cavity (8) corresponding to the position of said second bracket (7), said side wall of the cooking cavity (8) being further provided with a transmission rod hole (83) for passing said transmission rod (5),

wherein the transmission rod (5) passes through the transmission rod hole (83) and is connected with the first end (82a) of the rotating cage so as to drive the rotating cage (82) to rotate, and the third bracket (9) is detachably connected with the second end (82b) of the rotating cage and limits the second end (82b) of the rotating cage to only rotate axially.

10. The air oven of claim 9, further comprising a door (84), wherein the cooking chamber (8) further comprises a cooking chamber opening (85), and wherein the door (84) is openably and closably disposed outside the cooking chamber opening (85).

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