CN220757224U

CN220757224U - Oven

Info

Publication number: CN220757224U
Application number: CN202322230125.0U
Authority: CN
Inventors: 杨洁
Original assignee: Zhejiang Lifu Smart Home Co ltd
Current assignee: Zhejiang Lifu Smart Home Co ltd
Priority date: 2023-08-18
Filing date: 2023-08-18
Publication date: 2024-04-12
Anticipated expiration: 2033-08-18

Abstract

The application discloses oven, including box, heating piece and fan, the box has first chamber, second chamber, first mouth and second mouth, first chamber passes through first mouth with the second chamber intercommunication, first chamber passes through the second mouth with the second chamber intercommunication; the heating piece is connected with the box body and is positioned in the second cavity; the fan is connected with the box body, the fan is positioned in the second cavity, and the fan can drive gas to circulate in the first cavity and the second cavity; compared with the prior art, under the action of the fan, the air passes through the first cavity and the second cavity and forms a hot air circulation, which is beneficial to balancing the temperature in the oven.

Description

Oven

Technical Field

The application relates to the field of household appliances, in particular to an oven.

Background

With the improvement of the living standard of people and the change of the traditional habit, under the demand call of diversified and healthful diets, a plurality of novel kitchen appliances are induced, the oven is one of the novel kitchen appliances, and the oven is increasingly moved into the families of people. The oven has small volume and strong power, realizes the autonomous control of temperature, can keep the original taste of food to the maximum extent and saves the processing time.

At present, in the heating process of a heating pipe in an oven, the relative temperature of a place close to the heating pipe is higher due to the position setting of the heating pipe, the relative temperature of a place far away from the heating pipe is reduced, and the problem of unbalanced temperature in the oven possibly exists.

Disclosure of Invention

In order to solve the problems, the oven provided by the application is beneficial to balancing the temperature in the oven.

The application provides an oven, comprising:

the box body is provided with a first cavity, a second cavity, a first port and a second port, wherein the first cavity is communicated with the second cavity through the first port, and the first cavity is communicated with the second cavity through the second port;

the heating piece is connected with the box body and is positioned in the second cavity;

the fan is connected with the box body, the fan is located the second cavity, and the fan can drive gas to circulate in the first cavity and the second cavity.

The following provides several alternatives, but not as additional limitations to the above-described overall scheme, and only further additions or preferences, each of which may be individually combined for the above-described overall scheme, or may be combined among multiple alternatives, without technical or logical contradictions.

Optionally, the center line of the first port and the center line of the second port are parallel or form an included angle.

Optionally, the first port is oriented in the same direction as the second port.

Optionally, the number of the second ports is plural, and each of the second ports is disposed at intervals around the circumference of the first port.

Optionally, the box body includes a first housing and a second housing, the first housing has the first cavity, and the second housing is mounted to the first housing;

the second housing has the second cavity, or the second housing and the first housing enclose the second cavity.

Optionally, the second housing includes:

a plate cover mounted to the first housing, the plate cover having a first open cavity, the second opening being located in either the first housing or the plate cover;

the transparent plate is arranged opposite to the plate cover, the transparent plate cover is arranged at the opening of the first opening cavity and forms the second cavity with the plate cover, and the first opening is arranged at the transparent plate.

Optionally, the plate cover includes:

the first cover is arranged on the first shell, a central area of the first cover bulges to form a first subchamber, the first subchamber comprises a unit wall and a side wall, the side wall is provided with a communication port, the transparent plate is arranged opposite to the unit wall, the transparent plate covers the opening of the first subchamber and forms a third chamber with the first cover, the heating element and the fan are both positioned in the third chamber, and one side of the unit wall, which faces the transparent plate, is provided with a reflecting plate;

the second cover is arranged on the first cover and/or the first shell, the second cover is positioned on the outer side of the first cover, a fourth cavity is formed between the second cover and the first cover, the second opening is positioned on the wall forming the fourth cavity, and the communication opening is communicated with the second opening through the fourth cavity.

Optionally, the outer edge of the first cover is connected with the first shell, the outer edge of the second cover is connected with the first shell, and the second opening is arranged in the first shell and is positioned between the outer edge of the first cover and the outer edge of the second cover.

Optionally, the first casing has the depressed area, the depressed area has the through-hole, the periphery of transom board with the depressed area laminating, and seal the through-hole, first lid install in the depressed area, the second mouth is located the depressed area, each the second mouth is around transom board circumference interval sets up.

Optionally, the transparent plate is made of glass or high-temperature-resistant transparent resin, and the heating element is an infrared heating tube, a halogen tube, a light wave heating tube or an electric heating tube.

The utility model provides an oven, the gas in the heating element heating second chamber, under the effect of fan, gas through first chamber and second chamber to form a heated air circulation, be favorable to balancing the temperature in the oven.

Drawings

FIG. 1 is a schematic diagram of an oven according to an embodiment of the present disclosure;

FIG. 2 is a schematic view of the oven of FIG. 1 with a portion of the housing omitted;

FIG. 3 is a schematic view of the oven of FIG. 1 from another perspective with a portion of the housing omitted;

FIG. 4 is a schematic view of the first housing of FIG. 2 with a portion of the outer wall omitted;

FIG. 5 is a schematic view of a portion of the structure of FIG. 4;

FIG. 6 is a cross-sectional view A-A of FIG. 5;

FIG. 7 is an exploded view of FIG. 5;

fig. 8 is a schematic view of the exploded structure of fig. 5 from another perspective.

Reference numerals in the drawings are described as follows:

100. an oven; 101. heating pipes;

10. a case; 11. a first chamber; 12. a second chamber; 13. a first port; 14. a second port;

20. a heating member; 21. a buckle;

30. a fan; 31. a rotating shaft; 32. a fan blade; 33. a motor;

40. a first housing; 41. a recessed region; 411. an outer peripheral wall; 412. a support surface; 42. a through port; 43. a first sidewall; 431. a second sidewall; 432. a third sidewall; 433. a fourth sidewall; 434. a bottom wall; 435. a top wall; 44. a door panel;

50. a second housing; 51. a plate cover; 511. a first cover; 512. a second cover; 513. a first open cavity; 514. a first subchamber; 515. a cell wall; 516. a sidewall; 517. a communication port; 518. a first flanging; 519. a second flanging; 52. a transparent plate; 53. a third chamber; 54. and a fourth chamber.

Detailed Description

The following description of the technical solutions in the embodiments of the present application will be made clearly and completely with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 8, the present application provides an oven 100 including a cabinet 10, a heating member 20, and a fan 30, the cabinet 10 having a first chamber 11, a second chamber 12, a first port 13, and a second port 14, the first chamber 11 being in communication with the second chamber 12 through the first port 13, the first chamber 11 being in communication with the second chamber 12 through the second port 14, the heating member 20 being connected to the cabinet 10, the heating member 20 being located within the second chamber 12; the fan 30 is connected with the box 10, the fan 30 is located in the second cavity 12, and the fan 30 can drive gas to circulate in the first cavity 11 and the second cavity 12. When the gas enters the second chamber 12, the heating element 20 heats the gas in the second chamber 12, and the gas flowing out of the first port 13 or the second port 14 can be heated. During use of the oven 100, the fan 30 drives the air in the first cavity 11 to enter the second cavity 12 through the first port 13 and enter the first cavity 11 through the second port 14; under the action of the fan 30, the air sequentially passes through the first cavity 11, the first port 13, the second cavity 12, the second port 14 and the first cavity 11 to form a hot air circulation, which is beneficial to balancing the temperature in the oven 100. In addition, of course, in other embodiments, the fan 30 draws air from the first chamber 11 into the second chamber 12 through the second port 14 and into the first chamber 11 through the first port 13; under the action of the fan 30, the air passes through the first chamber 11, the second port 14, the second chamber 12, the first port 13 and the first chamber 11 in sequence to form a hot air circulation. Wherein the first cavity 11 is for placing food; the toaster 100 heats food items uniformly while toasting the food items.

In the present embodiment, as shown in fig. 1 to 5, the case 10 has a substantially rectangular body structure; the case 10 includes a first housing 40 having a first cavity 11 and a second housing 50 mounted to the first housing 40, the first housing 40; the second housing 50 has a second cavity 12; it is possible to facilitate the processing of the first chamber 11 and the second chamber 12. The first casing 40 and the second casing 50 can be separately arranged, the first casing 40 and the second casing 50 can be respectively processed, and then the first casing 40 and the second casing 50 can be fixed in a welding, bolting or riveting mode and the like, so that the processing difficulty of the box 10 can be reduced. At this time, the first housing 40 is provided with a first hole and a second hole, the second housing 50 is provided with a third hole and a fourth hole, the first hole corresponds to the third hole and forms the first port 13, and the second hole corresponds to the fourth hole and forms the second port 14. Of course, in other embodiments, the case 10 includes a first housing 40 and a second housing 50, the first housing 40 has a first cavity 11, the second housing 50 is mounted on the second housing 50, and the second housing 50 and the first housing 40 enclose a second cavity 12; the first housing 40 and the second housing 50 may share the same outer wall, so that the material of the case 10 may be reduced; wherein the first port 13 is located in the first housing 40 or the second housing 50 and the second port 14 is located in the first housing 40 or the second housing 50.

In the present embodiment, as shown in fig. 2 to 5, the first housing 40 includes a first side wall 43, a second side wall 431, a third side wall 432, a fourth side wall 433, a bottom wall 434, and a top wall 435, and the first side wall 43, the second side wall 431, the third side wall 432, the fourth side wall 433, the bottom wall 434, and the top wall 435 enclose a first cavity 11; the first side wall 43 is disposed opposite to the second side wall 431, the third side wall 432 is disposed opposite to the fourth side wall 433, and the top wall 435 is disposed opposite to the bottom wall 434; the first side wall 43 and the second side wall 431 are located between the third side wall 432 and the fourth side wall 433, and the third side wall 432 and the fourth side wall 433 are located between the first side wall 43 and the second side wall 431; the first side wall 43, the second side wall 431, the third side wall 432, the fourth side wall 433 are all located between the bottom wall 434 and the top wall 435; the top wall 435 and the bottom wall 434 are disposed at intervals in the height direction of the case 10, and the first side wall 43, the third side wall 432, the second side wall 431, and the fourth side wall 433 are circumferentially arranged around the height direction of the case 10. The first side wall 43, the second side wall 431, the third side wall 432, the fourth side wall 433, the bottom wall 434, and the top wall 435 are each substantially plate-shaped; the first side wall 43 and the second side wall 431 are disposed substantially parallel, the third side wall 432 and the fourth side wall 433 are disposed substantially parallel, and the top wall 435 and the bottom wall 434 are disposed substantially parallel. The first side wall 43 is provided with a door opening; the first casing 40 has a door panel 44, the door panel 44 is rotatably connected with the first side wall 43, and the door panel 44 can close the doorway; the door panel 44 may be considered as part of the first side wall 43. The toaster 100 further includes a heating tube 101, the heating tube 101 being mounted within the first cavity 11, the heating tube 101 being capable of heating the first cavity 11 for heating food placed within the first cavity 11. The heating tube 101 is a prior art, and will not be further described herein.

In the present embodiment, as shown in fig. 4 to 8, the second housing 50 includes a plate cover 51 and a transparent plate 52, the plate cover 51 is mounted to the first housing 40, the plate cover 51 has a first opening chamber 513, and the second opening 14 is located in the first housing 40 or the plate cover 51; the transparent plate 52 is disposed opposite to the plate cover 51, the transparent plate 52 covers the opening of the first opening chamber 513, and forms the second chamber 12 with the plate cover 51, and the first opening 13 is disposed on the transparent plate 52. The arrangement of the transparent plate 52 and the plate cover 51 can facilitate the installation of the fan 30 and the heating element 20; in addition, a part of the heat in the second chamber 12 can be diffused into the second chamber 12 through the transparent plate 52, and the heat efficiency of the heating element 20 can be improved.

In this embodiment, as shown in fig. 4 to 8, the plate cover 51 includes a first cover 511 and a second cover 512, the first cover 511 is mounted on the first housing 40, the central area of the first cover 511 bulges to form a first sub-cavity 514, the first sub-cavity 514 includes a unit wall 515 and a side wall 516, the side wall 516 is provided with a communication port 517, the transparent plate 52 is disposed opposite to the unit wall 515, the transparent plate 52 covers the opening of the first sub-cavity 514 and forms a third cavity 53 with the first cover 511, and the heating element 20 and the fan 30 are both located in the third cavity 53; the second cover 512 is mounted to the first cover 511 and/or the first housing 40, the second cover 512 is located outside the first cover 511, a fourth chamber 54 is formed between the second cover 512 and the first cover 511, the second port 14 is located at a wall forming the fourth chamber 54, and the communication port 517 communicates with the second port 14 through the fourth chamber 54. The gas in the first chamber 11 enters the third chamber 53 from the first port 13, then enters the fourth chamber 54 through the communication port 517, and finally enters the first chamber 11 through the second port 14, and the arrangement of the first chamber 11 and the fourth chamber 54 can change the flow direction of the gas so as to be able to adjust the orientations of both the first port 13 and the second port 14. The number of the communication ports 517 is plural, and the plural communication ports 517 are provided at intervals in the circumferential direction of the first cover 511. The cell wall 515 is generally of a disk-like configuration; the side wall 516 has a substantially cylindrical structure, and one end of the side wall 516 is connected to the outer periphery of the unit wall 515, and the other end extends away from the unit wall 515 and is connected to the first housing 40. Wherein the sidewall 516 has an axial direction in space; along the axial direction of the side wall 516, an included angle is formed between the connecting line of the two ends of the side wall 516 and the axial direction of the side wall 516. For example, the line connecting the ends of the side wall 516 may be at an angle of approximately 70 degrees to 110 degrees with respect to the axial direction of the side wall 516. Wherein, the side of the unit wall 515 facing the transparent plate 52 is provided with a reflecting plate capable of reflecting the heat of the heating member 20.

In this embodiment, as shown in fig. 4 to 8, the outer edge of the first cover 511 is connected to the first housing 40, the outer edge of the second cover 512 is connected to the first housing 40, and the second port 14 is opened in the first housing 40 and located between the outer edge of the first cover 511 and the outer edge of the second cover 512, so as to facilitate processing of the second port 14. The number of the second ports 14 is plural, and the plural second ports 14 are arranged at intervals around the circumference of the first cover 511 so that the gas from the second ports 14 into the first chamber 11 is dispersed uniformly. The outer edge of the first cover 511 is provided with a first flanging 518, the first flanging 518 avoids the second opening 14, and the first flanging 518 is attached to the first shell 40 and fixed by welding, screws or riveting. The number of the first flanges 518 is a plurality, and the plurality of first flanges 518 are arranged at intervals along the circumferential direction of the first cover 511; for example, the number of first rims 518 is two, three, or four or more. The outer edge of the second cover 512 is provided with a second flanging 519, the second flanging 519 avoids the second port 14, and the second flanging 519 is attached to the first shell 40 and fixed by welding, screws or riveting; the number of the second flanges 519 is plural, and the second flanges 519 are arranged at intervals along the circumferential direction of the second cover 512; for example, the number of second turn-ups 519 is two, three or four or more.

In the present embodiment, as shown in fig. 4 to 8, the transparent plate 52 has a substantially disk-like structure; the first port 13 is located at an intermediate position of the transparent plate 52. The number of the first ports 13 is plural, and the plural first ports 13 are arranged at an intermediate position of the transparent plate 52 at intervals. The intermediate positions of the transparent plate 52 are: the geometric center of the transparent sheet 52 or the geometric center of the adjacent transparent sheet 52. The outer edge of the transparent plate 52 is located between the first flange 518 and the first housing 40 to enable fixing of the transparent plate 52. The transparent plate 52 is made of glass or high-temperature-resistant transparent resin. Each second port 14 is disposed at intervals around the circumference of all the first ports 13; the transparent plate 52 is disposed so as to clear each of the second ports 14. The center line of the first port 13 is parallel to the center line of the second port 14, and the first port 13 is oriented in the same direction as the second port 14. Of course, in other embodiments, the centerline of the first port 13 is disposed at an angle to the centerline of the second port 14; for example, the centerline of the first port 13 is at an angle of 5 degrees to 20 degrees to the centerline of the second port 14. It should be explained that the center line of the first port 13 is a reference line passing through the geometric center of the first port 13, and the center line of the second port 14 is a reference line passing through the coupling center of the second port 14.

In this embodiment, as shown in fig. 4 to 8, the side wall of the first housing 40 has a recessed area 41, the recessed area 41 has a through hole 42, the outer periphery of the transparent plate 52 is attached to the recessed area 41 and closes the through hole 42, the first cover 511 is mounted on the recessed area 41, the second openings 14 are located in the recessed area 41, and the second openings 14 are circumferentially spaced around the transparent plate 52. When the first cover 511 is mounted, a gap X is formed between the first flange 518 of the first cover 511 and the recessed area 41, X is greater than or equal to 0.5mm, the first flange 518 is in contact with the through plate 52, the screw hole of the first flange 518 and the screw hole of the recessed area 41 are correspondingly formed, the gap X disappears after the first flange 518 and the recessed area 41 are screwed down by screws, and the through plate 52 is clamped between the first flange 518 and the recessed area 41. The concave region 41 is located on the second sidewall 431 of the first housing 40; the recessed region 41 is recessed toward the first chamber 11; the concave region 41 comprises a peripheral wall 411 and a supporting surface 412, the through hole 42 is positioned on the supporting surface 412, and the second hole 14 is positioned on the supporting surface 412; the through plate 52 and the first flange 518 are both in contact with the support surface 412. Wherein the second cover 512 is mounted on the recess 41 or outside the recess 41. The second flange 519 of the second cover 512 is attached to and secured to the support surface 412.

In the present embodiment, as shown in fig. 4 to 8, the fan 30 has a rotating shaft 31 and a plurality of blades 32, the blades 32 are mounted on the circumference of the rotating shaft 31 and extend away from the rotating shaft 31, the rotating shaft 31 is located approximately in the middle of the third cavity 53, and the sidewall 516 of the first cover 511 is disposed around the periphery of the blades 32. The fan 30 has a rotation axis in space, the rotation axis of the fan 30 is disposed to coincide with the rotation axis of the rotation shaft 31, the rotation axis of the fan 30 is disposed in parallel with the center line of the transparent plate 52, and the rotation axis of the fan 30 is disposed in parallel with the center line of the unit wall 515. The first port 13 is directed towards the middle position of the fan 30; in the process of rotating the fan 30, a low-pressure area is formed in the middle position of the fan 30, so that gas in the first cavity 11 can enter the third cavity 53 from the first port 13, a high-pressure area is formed on the periphery of the fan 30, and the gas in the third cavity 53 can enter the fourth cavity 54 from the communication port 517. The motor 33 drives the fan 30 to rotate, the motor 33 is mounted on the outer side of the second cover 512, the second cover 512 and the first cover 511 have shaft holes, and a driving shaft of the motor 33 passes through the shaft holes to be connected with the rotating shaft 31 of the fan 30. The heating element 20 and the motor circuit may be designed in parallel, and the heating element 20 and the motor 33 operate simultaneously when the function is on. The heating element 20 is arranged between the fan 30 and the side wall; the heating element 20 is of a substantially annular structure, and the heating element 20 is arranged around the periphery of the fan 30; the heating element 20 is fixed to the cell wall 515 of the first cover 511 by means of a snap 21. The heating element 20 is a far infrared heating tube, a halogen tube, a light wave heating tube or an electric heating tube. The far infrared heating tube, the halogen tube, the light wave heating tube and the electric heating tube can adopt the prior art, and are not further described herein.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description. When technical features of different embodiments are embodied in the same drawing, the drawing can be regarded as a combination of the embodiments concerned also being disclosed at the same time.

The foregoing examples represent only a few embodiments of the present application, which are described in more detail and are not thereby to be construed as limiting the scope of the claims. It should be noted that it would be apparent to those skilled in the art that various modifications and improvements could be made without departing from the spirit of the present application, which would be within the scope of the present application.

Claims

1. An oven, comprising:

2. The oven of claim 1 wherein the centerline of the first port is disposed parallel or at an angle to the centerline of the second port.

3. The oven of claim 2 wherein the first port is oriented in the same direction as the second port.

4. An oven as claimed in claim 3 wherein said second ports are plural in number, each of said second ports being circumferentially spaced about said first port.

5. The oven of any one of claims 1-4 wherein the oven body comprises a first housing having the first cavity and a second housing mounted to the first housing;

6. The oven of claim 5 wherein said second housing comprises:

7. The oven of claim 6 wherein said plate cover comprises:

8. The oven of claim 7 wherein the outer edge of the first cover is connected to the first housing and the outer edge of the second cover is connected to the first housing, and the second port is open to the first housing and is located between the outer edge of the first cover and the outer edge of the second cover.

9. The oven of claim 8 wherein said first housing has a recessed area, said recessed area having a through opening, said peripheral edge of said transparent plate being in contact with said recessed area and closing said through opening, said first cover being mounted to said recessed area, said second openings being located in said recessed area, each of said second openings being circumferentially spaced about said transparent plate.

10. An oven according to any one of claims 6 to 9, wherein the transparent plate is made of glass or a high temperature resistant transparent resin, and the heating element is an infrared heating tube, a halogen tube, a light wave heating tube or an electric heating tube.