CN216776755U

CN216776755U - Hot air baffle of cooking device and cooking device

Info

Publication number: CN216776755U
Application number: CN202123143096.1U
Authority: CN
Inventors: 王丁; 蒋圣伟; 郑鑫
Original assignee: Ningbo Fotile Kitchen Ware Co Ltd
Current assignee: Ningbo Fotile Kitchen Ware Co Ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-06-21
Anticipated expiration: 2031-12-14

Abstract

The utility model relates to a hot air baffle plate of a cooking device and the cooking device, comprising a plate body, wherein the middle part of the plate body is provided with an air inlet, the front surface of the plate body is recessed backwards to form an air outlet groove, the groove surface of the air outlet groove is provided with a flow guide inclined plane, the extending direction of the flow guide inclined plane is intersected with the front surface of the plate body, and the flow guide inclined plane is provided with an auxiliary air outlet. Compared with the prior art, the air-out direct-blowing type food baking device can avoid air-out direct-blowing of the auxiliary air outlet, avoid the phenomenon that the food surface is colored too deeply locally, and improve the baking uniformity.

Description

Hot air baffle of cooking device and cooking device

Technical Field

The utility model relates to the field of cooking devices, in particular to a hot air baffle of a cooking device and the cooking device.

Background

The inner container of the cooking device with the baking function, such as an oven, a steaming and baking body and the like, is generally provided with a hot air baffle, the hot air baffle is provided with an air inlet and an air outlet, a back plate of the inner container and the hot air baffle enclose a hot air chamber, an air heater and a heating pipe are respectively arranged in the hot air chamber, and the heating pipe is shaped like a circular ring and surrounds the periphery of a fan blade of the air heater. The hot air blower rotates in the hot air chamber to generate negative pressure, air flow in the inner container enters the hot air chamber under the action of the negative pressure to be heated, and heated hot air flows back to the inner container from the air outlet of the hot air baffle under the action of the centrifugal force of the hot air blower, so that the hot air can heat food in the inner container.

Most of air outlets of the existing hot air baffle are formed in the front face of the hot air baffle, namely, the air outlet of the hot air chamber mainly flows back to the inner container through the front face of the hot air baffle, so that part of the air outlet of the hot air chamber is directly blown to the food forward, and the food is locally colored too deeply. Therefore, the air outlet of the existing hot air baffle cannot uniformly sweep the surface of the food, so that the baking uniformity of the cooking device is poor.

Disclosure of Invention

The first technical problem to be solved by the present invention is to provide a hot air baffle of a cooking device capable of preventing air from blowing directly to food, aiming at the prior art.

The second technical problem to be solved by the present invention is to provide a hot air baffle of a cooking device with uniform air outlet, aiming at the prior art.

The third technical problem to be solved by the present invention is to provide a cooking device with the above hot air baffle, which has good baking uniformity.

The technical scheme adopted by the utility model for solving at least one technical problem is as follows: the utility model provides a cooking device's hot-blast baffle, includes the plate body, and the air intake has been seted up at the middle part of this plate body, its characterized in that, the front of plate body is sunken backward and is formed the air-out recess, has the crossing water conservancy diversion inclined plane in extending direction and the front of plate body on the groove face of this air-out recess, has seted up supplementary air outlet on this water conservancy diversion inclined plane.

Furthermore, the flow guide inclined plane comprises a first flow guide inclined plane which is inclined downwards from front to back and a second flow guide inclined plane which is inclined upwards from front to back, and the auxiliary air outlet is formed in the first flow guide inclined plane or the second flow guide inclined plane. Therefore, the air outlet of the auxiliary air outlet arranged on the first flow guide inclined plane is blown to the upper part of the inner surface of the inner container, and the air outlet of the auxiliary air outlet arranged on the second flow guide inclined plane is blown to the lower part of the inner surface of the inner container, so that the direct blowing of the air outlet of the auxiliary air outlet to food is better avoided.

Further, the first flow guide inclined plane and the second flow guide inclined plane are arranged in an up-and-down symmetrical mode. If the auxiliary air outlet is arranged on the first flow guide inclined plane, the second flow guide inclined plane can guide the air outlet of the auxiliary air outlet to better blow the air outlet to the upper part of the inner surface of the liner; similarly, when the auxiliary air outlet is arranged on the second diversion inclined surface, the first diversion inclined surface can also achieve the effect.

Furthermore, the included angles formed by the first flow guide inclined plane and the second flow guide inclined plane and the vertical direction are both 90-135 degrees. Thereby the air-out that enables auxiliary air outlet blows the upper portion or the lower part to the inner surface of inner bag better, and then can avoid directly blowing food better.

Further, the air outlet groove extends along the left-right direction, the cross section of the air outlet groove is integrally in an isosceles trapezoid shape, the upper groove surface of the air outlet groove forms the first flow guide inclined surface, and the lower groove surface of the air outlet groove forms the second flow guide inclined surface, so that the first flow guide inclined surface and the second flow guide inclined surface can be well formed.

Furthermore, the lower end of the first flow guide inclined plane is smoothly connected with the upper end of the second flow guide inclined plane along the length direction. The air guide device is favorable for better guiding the air outlet of the auxiliary air outlet so as to better blow the air outlet to the upper part or the lower part of the inner surface of the liner.

Further, the auxiliary air outlet is a long hole extending in the left-right direction. Because the food is horizontally placed in the inner container, the air outlet of the auxiliary air outlet can be more efficiently reflected to the food after being blown to the upper part or the lower part of the inner surface of the inner container.

Furthermore, an upper main air outlet is formed in the upper left portion of the plate body, a lower main air outlet is formed in the lower right portion of the plate body, and the two air outlet grooves are formed in the upper right portion and the lower left portion of the plate body respectively. The upper main air outlet provides hot air for most of the areas above the liner, the lower main air outlet provides hot air for most of the areas below the liner, the air outlet groove in the upper right part of the plate body provides hot air for the areas above the liner, and the air outlet groove in the lower left part of the plate body provides hot air for the areas below the liner. The uniformity of the temperature field in the inner container can be ensured through the design, and further the baking uniformity is ensured.

Further, the auxiliary air outlet of the air outlet groove located on the upper right portion of the plate body is arranged on the second flow guide inclined plane, so that air outlet of the auxiliary air outlet can be blown to the inner top surface of the inner container better, the auxiliary air outlet of the air outlet groove located on the lower left portion of the plate body is arranged on the first flow guide inclined plane, air outlet of the auxiliary air outlet can be blown to the inner bottom surface of the inner container better, and air outlet mutual interference of the two auxiliary air outlets can be avoided.

Furthermore, the upper main air outlet and the lower main air outlet are both square arrays which are formed by arranging air outlets and extend along the left and right directions of the plate body, and each air outlet is a long-strip hole extending left and right.

Furthermore, a supplementary air outlet is arranged between the lower main air outlet and the air outlet groove positioned at the lower left part, and the left end of one air outlet hole of the lower main air outlet is exposed out of the lower main air outlet. Can supply the lower part of blowing to food through replenishing the air outlet to, replenishing the air outlet and can carrying out partial water conservancy diversion to the air-out of main air outlet department down, right side local overtemperature under the avoiding inner bag.

The technical solution adopted to further solve the second technical problem is as follows: a cooking device is characterized by comprising the hot air baffle as described above.

Compared with the prior art, the utility model has the advantages that: be provided with the air-out recess on the plate body, this air-out recess has the crossing water conservancy diversion inclined plane in the front of extending direction and plate body, has seted up supplementary air outlet on this water conservancy diversion inclined plane, can avoid the air-out of supplementary air outlet to directly blow food like this, avoids food surface local to color deeply, promotes the homogeneity that toasts.

Drawings

FIG. 1 is a schematic structural diagram of a cooking device according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a cooking device in an embodiment of the utility model;

FIG. 3 is a schematic structural diagram of a hot air baffle according to an embodiment of the present invention;

fig. 4 is a sectional view of a hot air baffle according to an embodiment of the present invention.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present invention and to simplify the description, but are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and that the directional terms are used for purposes of illustration and are not to be construed as limiting, for example, because the disclosed embodiments of the present invention may be oriented in different directions, "lower" is not necessarily limited to a direction opposite to or coincident with the direction of gravity. Furthermore, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

As shown in fig. 1 to 4, a cooking device, in particular to a cooking device with a baking function, such as an electric oven, a steaming and baking integrated machine, etc. The cooking device comprises an inner container 1, wherein an air heater 2 is installed on a back plate of the inner container 1, a hot air baffle 3 is arranged on the rear side of an inner cavity of the inner container 1, the hot air baffle 3 and the back plate of the inner container 1 enclose a hot air chamber 4, an impeller 21 of the air heater 2 is positioned in the hot air chamber 4, and a back heating pipe 5 is arranged on the outer periphery of the impeller 21. The impeller 21 of the hot air blower 2 rotates in the hot air chamber 4 to generate negative pressure, the air flow in the inner container 1 enters the hot air chamber 4 under the action of the negative pressure to be heated, and the heated hot air flows back to the inner container 1 under the action of the centrifugal force of the impeller 21, so that the hot air can heat the food in the inner container 1.

As shown in fig. 3 and 4, the hot air baffle 3 includes a plate 30, an air inlet 31 is disposed in the middle of the plate 30, the front surface of the plate 30 is recessed rearward to form an air outlet groove 34, a flow guiding inclined plane is disposed on the groove surface of the air outlet groove 34, the extending direction of the flow guiding inclined plane intersects with the front surface of the plate 30, and an auxiliary air outlet 340 is disposed on the flow guiding inclined plane.

In the utility model, the plate body 30 is provided with the air outlet groove 34, the air outlet groove 34 is provided with the flow guide inclined plane with the extending direction intersecting with the front surface of the plate body 30, and the flow guide inclined plane is provided with the auxiliary air outlet 340, so that the air outlet of the auxiliary air outlet 340 can be prevented from directly blowing food, the local coloring on the surface of the food can be prevented from being too deep, and the baking uniformity can be improved.

Further, the diversion inclined planes include a first diversion inclined plane 341 inclined downward from front to back and a second diversion inclined plane 342 inclined upward from front to back, and the auxiliary air outlet 340 is disposed on the first diversion inclined plane 341 or the second diversion inclined plane 342. Therefore, the air discharged from the auxiliary air outlet 340 arranged on the first diversion inclined plane 341 is blown to the upper part of the inner surface of the inner container 1, and the air discharged from the auxiliary air outlet 340 arranged on the second diversion inclined plane 342 is blown to the lower part of the inner surface of the inner container 1, thereby better preventing the air discharged from the auxiliary air outlet 340 from directly blowing food. Preferably, the first diversion inclined plane 341 and the second diversion inclined plane 342 are symmetrically arranged up and down, so that if the auxiliary air outlet 340 is arranged on the first diversion inclined plane 341, the second diversion inclined plane 342 can divert the air discharged from the auxiliary air outlet 340, so that the air is better blown to the upper part of the inner surface of the inner container 1; similarly, when the auxiliary outlet 340 is disposed on the second diversion inclined surface 342, the first diversion inclined surface 341 can also achieve the above-mentioned effects. Preferably, the included angles between the first diversion inclined plane 341 and the second diversion inclined plane 342 and the vertical direction are both 90 degrees to 135 degrees (in this embodiment, 90 degrees is preferred), so that the air discharged from the auxiliary air outlet 340 can be better blown to the upper part or the lower part of the inner surface of the inner container 1, and further, the direct blowing of the food can be better avoided.

Specifically, in the embodiment, the air outlet groove 34 extends along the left-right direction, the cross section of the air outlet groove 34 is integrally in the shape of an isosceles trapezoid, the upper groove surface of the air outlet groove 34 forms the first diversion inclined surface 341, and the lower groove surface of the air outlet groove 34 forms the second diversion inclined surface 342, so that the first diversion inclined surface 341 and the second diversion inclined surface 342 can be well formed. Preferably, the lower end of the first diversion inclined plane 341 and the upper end of the second diversion inclined plane 342 are smoothly connected along the length direction, which is beneficial to better diversion of the outlet air of the auxiliary air outlet 340, so that the outlet air is better blown to the upper part or the lower part of the inner surface of the liner 1. In this embodiment, the auxiliary air outlet 340 is a long hole extending in the left-right direction, and since the food is horizontally placed in the inner container 1, the air outlet of the auxiliary air outlet 340 can be more efficiently reflected to the food after being blown to the upper portion or the lower portion of the inner surface of the inner container 1.

Further, in this embodiment, the upper left portion of the plate 30 is provided with an upper main air outlet 32, the lower right portion of the plate 30 is provided with a lower main air outlet 33, and the two air outlet grooves 34 are respectively disposed on the upper right portion and the lower left portion of the plate 30. The upper main air outlet 32 provides hot air for most of the area above the inner container 1, the lower main air outlet 33 provides hot air for most of the area below the inner container 1, the air outlet groove 34 at the upper right part of the plate body 30 can provide hot air for the area above the inner container 1, and the air outlet groove 34 at the lower left part of the plate body 30 can improve the hot air for the area below the inner container 1. The uniformity of the temperature field in the inner container 1 can be ensured through the design, and further the baking uniformity is ensured. Preferably, the auxiliary air outlet 340 of the air outlet groove 34 located at the upper right portion of the plate 30 is disposed on the second flow guiding inclined plane 342, so that the air outlet of the auxiliary air outlet 340 can be better blown to the inner top surface of the liner 1, and the auxiliary air outlet 340 of the air outlet groove 34 located at the lower left portion of the plate 30 is disposed on the first flow guiding inclined plane 341, so that the air outlet of the auxiliary air outlet 340 can be better blown to the inner bottom surface of the liner 1, and the mutual interference between the air outlets of the two auxiliary air outlets 340 can be avoided.

In this embodiment, the upper main air outlet 32 and the lower main air outlet 33 are both square arrays formed by arranging air outlets 36 and extending along the left and right directions of the board body 30, and each air outlet 36 is a long hole extending left and right. Preferably, a supplementary air outlet 35 is disposed between the lower main air outlet 33 and the air outlet groove 34 located at the lower left portion, the supplementary air outlet 35 is a long-strip hole extending along the left-right direction, and the left end of one of the air outlet holes 36 of the lower main air outlet 33 is exposed to the lower main air outlet 33. Can supply the lower part of blowing to food through supplying air outlet 35 to, supply air outlet 35 and can carry out partial water conservancy diversion to the air-out of main air outlet 33 department down, avoid inner bag 1 lower right side local overtemperature.

Claims

1. The utility model provides a hot-blast baffle of cooking device, includes plate body (30), and air intake (31) have been seted up at the middle part of this plate body (30), its characterized in that, the front of plate body (30) is sunken towards the back and forms air-out recess (34), has the crossing water conservancy diversion inclined plane in extending direction and the front of plate body (30) on the cell surface of this air-out recess (34), has seted up auxiliary air outlet (340) on this water conservancy diversion inclined plane.

2. The hot wind guard of cooking device as claimed in claim 1, wherein the guide slope comprises a first guide slope (341) inclined downward from front to rear and a second guide slope (342) inclined upward from front to rear, and the auxiliary wind outlet (340) is opened on the first guide slope (341) or the second guide slope (342).

3. The hot air baffle for cooking apparatus according to claim 2, wherein the first and second guiding slopes (341, 342) are arranged in a vertically symmetrical manner.

4. The hot air baffle of the cooking device as claimed in claim 3, wherein the first diversion inclined plane (341) and the second diversion inclined plane (342) form an included angle of 90 ° to 135 ° with the vertical direction.

5. The hot wind baffle of the cooking device as claimed in claim 3, wherein the outlet groove (34) extends in a left-right direction, the cross section of the outlet groove (34) is generally in the shape of an isosceles trapezoid, the upper surface of the outlet groove (34) forms the first diversion inclined surface (341), and the lower surface of the outlet groove (34) forms the second diversion inclined surface (342).

6. The hot air baffle of the cooking device as claimed in claim 5, wherein the lower end of the first diversion inclined plane (341) is smoothly connected with the upper end of the second diversion inclined plane (342) along the length direction.

7. The hot wind guard for cooking device according to claim 5, wherein the auxiliary wind outlet (340) is a long hole extending in left and right directions.

8. The hot air baffle of the cooking device as claimed in any one of claims 2 to 7, wherein the upper left portion of the plate body (30) is provided with an upper main air outlet (32), the lower right portion of the plate body (30) is provided with a lower main air outlet (33), and the two air outlet grooves (34) are respectively disposed at the upper right portion and the lower left portion of the plate body (30).

9. The hot wind baffle of the cooking device as claimed in claim 8, wherein the auxiliary wind outlet (340) of the wind outlet groove (34) located at the upper right portion of the plate body (30) is opened at the second diversion inclined plane (342), and the auxiliary wind outlet (340) of the wind outlet groove (34) located at the lower left portion of the plate body (30) is opened at the first diversion inclined plane (341).

10. The hot air baffle of the cooking device as claimed in claim 8, wherein the upper main outlet (32) and the lower main outlet (33) are each a square array of outlet holes (36) arranged and extending in the left-right direction of the plate body (30), and each outlet hole (36) is a long hole extending in the left-right direction.

11. The hot wind baffle of the cooking device according to claim 8, wherein a supplementary wind outlet (35) is disposed between the lower main wind outlet (33) and the wind outlet groove (34) at the lower left portion, and a left end of one of the wind outlet holes (36) of the lower main wind outlet (33) is exposed to the lower main wind outlet (33).

12. A cooking apparatus having a hot air baffle as claimed in any one of claims 1 to 11.