阅读说明：本技术 烤箱送风结构、烤箱内胆及烤箱 (Oven air supply structure, oven inner container and oven ) 是由 张莹 董姗姗 鄢瀚 梁少棠 石磊 陈丹慧 于 2021-09-14 设计创作，主要内容包括：本发明提供了一种烤箱送风结构、烤箱内胆及烤箱,涉及烤箱技术领域,旨在实现热风快速卷积热量至烤盘附近,实现快速升温的功能。本发明采用“龙卷风”送风方式,可使烤箱内的热量快速卷积到烤盘附近,实现快速升温功能；烤箱内胆放置俩个烤盘,烤盘尺寸较大,沿水平方向上几乎铺满烤箱内胆,可有效将热量挡在两个烤盘之间,形成一个高温区(两个烤盘之间的空间)和俩个低温区(设置在上方烤盘其上方的空间以及设置在下方的烤盘其下方的空间)；上层烤盘做开孔设计,并设置温度感应装置,可探测上层烤盘的温度,进而可根据温度调节开孔的大小,使得烤箱形成一分区控温的烤箱。(The invention provides an oven air supply structure, an oven liner and an oven, relates to the technical field of ovens, and aims to realize the function of quickly convolving heat of hot air to the vicinity of a baking tray and quickly heating. The invention adopts a 'tornado' air supply mode, so that the heat in the oven can be quickly convoluted to be close to the baking tray, and the function of quickly heating is realized; two baking trays are placed in the oven inner container, the baking trays are large in size, the oven inner container is almost fully paved in the horizontal direction, heat can be effectively blocked between the two baking trays, and a high-temperature area (a space between the two baking trays) and two low-temperature areas (a space above the upper baking tray and a space below the lower baking tray) are formed; the upper baking tray is designed to be provided with the hole, and the temperature sensing device is arranged to detect the temperature of the upper baking tray, so that the size of the hole can be adjusted according to the temperature, and the oven is formed into an oven with a partitioned temperature control function.)

1. An air supply structure of an oven is characterized by comprising an air duct and a flow guide structure (2), wherein,

an air supply outlet (11) on the inner container of the oven, which is positioned above the baking tray or below the baking tray or between the two baking trays, is connected with the air duct, the flow guide structure (2) is arranged on the air duct, and hot air can form rotary airflow through the flow guide structure (2) to enter the air supply outlet (11).

2. Oven air supply structure according to claim 1, characterized in that the flow guiding structure (2) comprises guide vanes (21), which guide vanes (21) are distributed on the outer side of the oven body (1) in the circumferential direction of the air supply opening (11).

3. Oven air supply structure according to claim 2, characterized in that the flow guiding surface of the guide vane (21) is an arc-shaped surface.

4. Oven air supply structure according to claim 2, characterized in that the guide vanes (21) are of an arc-shaped plate-like structure.

5. The oven air supply structure according to claim 2, wherein the flow guide structure (2) further comprises a connecting ring (22), the connecting ring (22) is sleeved outside the guide blades (21), and one end of each guide blade (21) far away from the center of the air supply opening (11) is connected with the connecting ring (22) or arranged at intervals with the connecting ring (22).

6. An oven liner comprises an oven body (1), wherein an air supply opening (11) is formed in the oven body (1), a baking tray mounting station is arranged on the oven body (1) and is located above and/or below the air supply opening (11), and the oven liner is characterized in that the oven body (1) is connected with the oven air supply structure according to any one of claims 1 to 5.

7. The oven liner according to claim 6, wherein more than one pair of the air supply openings (11) are oppositely arranged on the oven body (1), and each air supply opening (11) corresponds to one flow guide structure (2).

8. An oven comprising the oven liner of any one of claims 6-7.

9. The oven according to claim 8, characterized in that the oven further comprises a baking tray (3), wherein a gap is formed between the periphery of the baking tray (3) and the inner side wall of the oven liner or the periphery of the baking tray (3) is in contact with the inner side wall of the oven liner.

10. The oven according to claim 9, characterized in that at least one of the baking trays (3) is an air opening adjustable baking tray (31), and the size of the air opening on the air opening adjustable baking tray (31) is adjustable.

11. The oven according to claim 10, wherein the grill pan (31) with adjustable air openings comprises a grill pan main body (311) and an adjusting plate (312), the adjusting plate (312) is rotatably connected with the bottom of the grill pan main body (311), the grill pan main body (311) is provided with an air hole (313), and the shielding condition of the air hole (313) can be adjusted by rotating the adjusting plate (312).

12. The oven according to claim 11, further comprising a driving device and a temperature sensor (4), wherein the driving device is connected to the adjusting plate (312) and can drive the adjusting plate (312) to rotate, the temperature sensor (4) is used for detecting the temperature of the baking tray main body (311), the driving device and the temperature sensor (4) are both connected to a control system of the oven, and the control system can control the driving device to operate to adjust the shielding condition of the air hole (313) according to a signal transmitted by the temperature sensor (4).

13. The oven according to claim 11, characterized in that the regulating plate (312) is provided with through holes (314), and the distribution of the through holes (314) on the regulating plate (312) is the same as the distribution of the air holes (313) on the tray main body (311).

14. The oven according to claim 13, characterized in that the grill pan main body (311) is provided with a row of the air holes (313) from the rotation connection point of the adjusting plate (312) and the grill pan main body (311) to a direction far away from the rotation connection point, and the rows of the air holes (313) are evenly distributed at intervals along the circumferential direction of the rotation connection point.

15. The oven according to claim 10, characterized in that the oven comprises more than two baking trays (3) and the air supply opening (11) is located between the two corresponding baking trays (3), the baking trays (3) are distributed along the height direction of the oven, and at least the uppermost one of the baking trays (3) is the baking tray (31) with the adjustable air opening.

Technical Field

The invention relates to the technical field of ovens, in particular to an oven air supply structure, an oven liner and an oven.

Background

For a wind-heat oven, an air inlet hole is usually arranged on an inner container of the oven, hot air is sent into the inner container through a circulating fan, and the hot air (directly) is blown between two baking trays and then is dispersed in the whole area of the inner container. The hot air circulates in the whole inner container, the circulation speed is low, most heat is dispersed in the air in the inner container, and the utilization efficiency of the heat is low. In order to improve the utilization rate of heat, the structure of the oven is improved, and the purpose of quickly convolving the heat of hot air to the vicinity of a baking tray and realizing the function of quickly heating is achieved.

In addition, the inner container of the existing oven is a whole, the temperature of the whole inner container can only be adjusted at the same time, and the temperature control of the inner container in a partition mode cannot be realized.

Disclosure of Invention

The invention aims to provide an oven air supply structure, an oven liner and an oven, and aims to realize the function of quickly convolving heat of hot air to the vicinity of a baking tray and quickly heating. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.

In order to achieve the purpose, the invention provides the following technical scheme:

the invention provides an air supply structure of an oven, which comprises an air duct and a flow guide structure, wherein an air supply outlet on an inner container of the oven, which is positioned above a baking tray or below the baking tray or between two baking trays, is connected with the air duct, the flow guide structure is arranged on the air duct, and hot air can form rotary airflow through the flow guide structure and enters the air supply outlet.

Further, the flow guide structure comprises guide blades, and the guide blades are distributed on the outer side surface of the oven body along the circumferential direction of the air supply outlet.

Furthermore, the flow guide surface of the guide vane is an arc surface.

Further, the guide vane is of an arc-shaped plate-shaped structure.

Furthermore, the flow guide structure further comprises a connecting ring, the connecting ring is sleeved outside the guide vanes, and one ends of the guide vanes far away from the center of the air supply outlet are connected with the connecting ring or arranged at intervals with the connecting ring.

The oven liner comprises an oven body, wherein an air supply opening is formed in the oven body, a baking tray installation station located above and/or below the air supply opening is arranged on the oven body, and the oven body is connected with an oven air supply structure.

Furthermore, more than one pair of air supply openings which are oppositely arranged are arranged on the oven body, and each air supply opening corresponds to one flow guide structure.

An oven comprises the oven liner.

Furthermore, the oven also comprises a baking tray, and a gap is formed between the periphery of the baking tray and the inner side wall of the inner container of the oven or the periphery of the baking tray is in contact with the inner side wall of the inner container of the oven.

Furthermore, at least one baking tray is an air opening adjustable baking tray, and the size of the air opening on the air opening adjustable baking tray can be adjusted.

Furthermore, the baking tray with the adjustable air opening comprises a baking tray main body and an adjusting plate, the adjusting plate is rotatably connected with the bottom of the baking tray main body, an air hole is formed in the baking tray main body, and the shielding condition of the air hole can be adjusted by rotating the adjusting plate.

Further, the oven still includes drive arrangement and temperature sensor, drive arrangement with the regulating plate is connected and drive arrangement can drive the regulating plate rotates, temperature sensor is used for detecting the temperature of overware main part, drive arrangement with temperature sensor all with the control system of oven is connected, the basis the signal of temperature sensor conveying control system can control drive arrangement action is in order to adjust the condition of sheltering from in wind hole.

Furthermore, through holes are formed in the adjusting plate, and the distribution of the through holes in the adjusting plate is the same as that of the air holes in the baking tray main body.

Furthermore, a row of the air holes are distributed on the baking tray main body from the rotating connection point of the adjusting plate and the baking tray main body to the direction far away from the rotating connection point, and the air holes are uniformly distributed at intervals along the circumferential direction of the rotating connection point.

Furthermore, the oven comprises more than two baking trays, the air supply opening is positioned between the two corresponding baking trays, the baking trays are distributed along the height direction of the oven, and at least one of the baking trays arranged at the top is the baking tray with the adjustable air opening.

The invention provides an air supply structure of an oven, which comprises an air duct and a flow guide structure, wherein an air supply outlet on an inner container of the oven, which is positioned above an ovenware or below the ovenware or between the two ovenware, is connected with the air duct, the flow guide structure is arranged on the air duct, hot air can form rotary airflow to enter the air supply outlet 11 through the flow guide structure when flowing in the air duct, namely, the hot air entering from the air supply outlet can form a 'tornado' form through the action of the flow guide structure, and the hot air quickly convolutes heat to the vicinity of the ovenware, so that the function of quickly heating is realized.

The preferred technical scheme of the invention can at least produce the following technical effects:

the baking tray provided by the invention has larger size, the inner container of the baking tray is almost fully paved along the horizontal direction, the heat can be effectively blocked between the two baking trays, a high-temperature area is formed between the two baking trays, and the space above the uppermost baking tray and the space below the lowermost baking tray relatively form a low-temperature area. Food which is not easy to cook, such as meat, can be placed in a high-temperature area; placing easily cooked food such as vegetables in the low temperature region; so that the oven forms an oven with temperature controlled by a partition;

at least one baking tray is the adjustable baking tray in wind gap, when the temperature in the adjustable baking tray top in needs wind gap risees, can adjust the regulating plate for the wind hole part in the baking tray main part or open completely, hot-blast through the wind hole flow direction baking tray main part top between two baking trays realizes the temperature regulation in first temperature district.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic front view of a baking tray provided in the embodiment of the present invention;

FIG. 3 is a schematic bottom view of a baking tray provided in the embodiment of the present invention.

Figure 1-oven body; 11-an air supply outlet; 2-a flow guide structure; 21-guide vanes; 22-a connecting ring; 3-baking trays; 31-the air port can adjust the baking tray; 311-baking tray main body; 312-an adjusting plate; 313-wind holes; 314-a via hole; 32-common baking tray; 4-temperature sensor.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

The invention provides an air supply structure of an oven, which comprises an air duct and a flow guide structure 2, wherein an air supply outlet 11 on an inner container of the oven, which is positioned above a baking tray or below the baking tray or between two baking trays, is connected with the air duct, the flow guide structure 2 is arranged on the air duct, and hot air can form rotary airflow to enter the air supply outlet 11 through the flow guide structure 2 when flowing in the air duct. That is, the hot air entering from the air supply opening 11 can form a 'tornado' form, and because the baking tray is arranged above and/or below the air supply opening 11, the hot air quickly convolutes the heat to be close to the baking tray, so that the function of quickly heating is realized.

As an alternative embodiment, referring to fig. 1, a flow guiding structure 2 is illustrated, wherein the flow guiding structure 2 comprises guide vanes 21, and the guide vanes 21 are uniformly distributed on the outer side surface of the oven body 1 along the circumferential direction of the air supply opening 11. The guide surface of the guide vane 21 is preferably an arc surface, and when the hot air is blown to the guide structure 2, the hot air flows along the guide vane 21, and can form a rotating airflow to enter the air supply outlet 11.

Fig. 1 schematically shows the shape of the guide vane 21, which is an arc plate-shaped structure, and here, it is to be noted that specific shape and size of the guide vane 21 are not particularly limited, and it is sufficient that hot air can be rotated to enter the air supply port 11.

Referring to fig. 1, the flow guiding structure 2 further includes a connecting ring 22, the connecting ring 22 is sleeved outside the guide vanes 21, one end of each guide vane 21 far away from the center of the air supply opening 11 is connected with the connecting ring 22 or has a distance with the connecting ring 22, and the connecting ring 22 facilitates the airflow to flow to the air supply opening 11.

The invention provides an oven liner, which comprises an oven body 1, wherein an air supply opening 11 is formed in the oven body 1, baking tray mounting stations located above and/or below the air supply opening 11 are arranged on the oven body 1, and the oven air supply structure provided by the invention is connected to the oven body 1. Through the water conservancy diversion structure 2 of oven air supply structure for the hot-blast formation "tornado" form that can form of following air supply outlet 11 entering, and because air supply outlet 11 top and/or below are equipped with overware installation station (the overware is installed on the overware station), hot-blast quick convolution heat is near to the overware, realizes rapid heating up's function.

As an alternative embodiment, more than one pair of air supply outlets 11 are arranged on the oven body 1, and each air supply outlet 11 corresponds to one diversion structure 2. Referring to fig. 1, a pair of air supply ports 11 are illustrated to be opposite to each other, and of course, two or more pairs of air supply ports 11 may be provided along the height direction of the oven body 11. The number of the air supply ports 11 needs to be set according to the actual size of the oven body 11, and preferably, a pair of opposite air supply ports 11 are provided between the two grill pans 3, and each air supply port 11 corresponds to one flow guide structure 2.

An oven comprises the oven liner provided by the invention. The oven inner bag includes oven body 1, sets up supply-air outlet 11 on oven body 1, and oven body 1 is last to set up the overware installation station that is located supply-air outlet 11 top and/or below, sets up oven air supply structure on oven body 1, and hot-blast water conservancy diversion structure 2 through oven air supply structure can form rotatory air current and get into supply-air outlet 11 for hot-blast quick convolution heat is to near overware, realizes rapid heating up's function.

As an optional implementation manner, the oven further includes a baking tray 3, a gap exists between the periphery of the baking tray 3 and the inner side wall of the inner container of the oven or the periphery of the baking tray 3 contacts with the inner side wall of the inner container of the oven, and the baking tray 3 can be supported on the inner side wall of the inner container of the oven. Referring to fig. 1, two baking trays distributed along the height direction are illustrated, and an oven provided with two baking trays is taken as an example, and the following description is provided: the baking tray provided by the invention has larger size, the inner container of the baking tray is almost fully paved along the horizontal direction, the heat can be effectively blocked between the two baking trays, a high-temperature area is formed between the two baking trays, and a space (a first temperature area) above the upper baking tray and a space (a third temperature area) below the lower baking tray relatively form a low-temperature area. Food which is not easy to cook, such as meat, can be placed in a high-temperature area; placing easily cooked food such as vegetables in the low temperature region; so that the oven forms an oven with temperature controlled by a partition.

Referring to fig. 1-3, at least one baking tray 3 is an air opening adjustable baking tray 31, and the size of the air opening on the air opening adjustable baking tray 31 can be adjusted. Specifically, the air opening adjustable bakeware 31 comprises a bakeware main body 311 and an adjusting plate 312, the adjusting plate 312 is rotatably connected with the bottom of the bakeware main body 311, an air hole 313 is arranged on the bakeware main body 311, and the shielding condition of the air hole 313 can be adjusted by rotating the adjusting plate 312.

The oven includes that baking tray 3 more than two and supply-air outlet 11 are located between two corresponding baking trays 3, and baking tray 3 distributes and sets up one baking tray 3 in the top at least for adjustable baking tray 31 in wind gap along the direction of height of oven. Referring to fig. 1, an oven with two baking trays is taken as an example, and the following is described: that is, the oven includes two baking trays 3 and the air supply opening 11 is located between two baking trays 3, wherein one baking tray 3 is an air opening adjustable baking tray 31 and is located above the air supply opening 11, wherein the other baking tray 3 is a common baking tray 32, and no hole is provided on the common baking tray 32. When the temperature above the baking tray 31 is required to be adjusted by the air opening, the adjusting plate 312 can be adjusted, so that the air holes 313 on the baking tray main body 311 are partially or completely opened, the size of the air opening on the baking tray 31 can be adjusted by the air opening, and hot air between the two baking trays flows to the upper side of the baking tray main body 311 through the air holes 313. When three baking trays 3 are arranged in the oven, the following steps can be specifically performed: three overware 3 along the direction of height interval distribution of oven, have supply-air outlet 11 between two adjacent overware 3, set up the overware 3 of the top and be the adjustable overware 31 in wind gap, other two overware are ordinary overware 32, do not set up the hole on the ordinary overware 32. A high-temperature area is formed between two adjacent baking trays, and a low-temperature area is formed by the space above the uppermost baking tray and the space below the lowermost baking tray.

Regarding the adjusting plate 312 and the wind hole 313, the specific structure is as follows: the adjusting plate 312 is provided with through holes 314, and the distribution of the through holes 314 on the adjusting plate 312 is the same as that of the wind holes 313 on the grill pan main body 311. Referring to fig. 2 and 3, illustrating the distribution of the air holes 313 and the through holes 314, a row of air holes 313 are distributed on the grill pan main body 311 from the rotation connection point of the adjusting plate 312 and the grill pan main body 311 to the direction far away from the rotation connection point, and the plurality of rows of air holes 313 are distributed at even intervals along the circumferential direction of the rotation connection point; similarly, a row of through holes 314 are distributed on the adjusting plate 312 from the rotating connection point of the adjusting plate 312 and the baking tray main body 311 to the direction far away from the rotating connection point, the through holes 314 are uniformly distributed at intervals along the circumferential direction of the rotating connection point, and the adjusting plate 312 can rotate to the state that the air holes 313 are completely opened. In addition, the distribution of the air holes 313 on the grill pan main body 311 and the distribution of the through holes 314 on the adjusting plate 312 are not limited to the forms illustrated in fig. 2 and 3, and may be in other distribution forms, for example, the air holes 313 are distributed along the circumferential direction of the grill pan main body 311. The shapes of the through holes 314 and the air holes 313 are not limited to circular shapes, and the number and size thereof may be set appropriately according to actual conditions.

The automatic adjustment of the adjustment plate 312 is specifically described as follows: the oven further comprises a driving device and a temperature sensor 4, the driving device is connected with the adjusting plate 312 and can drive the adjusting plate 312 to rotate, the temperature sensor 4 is used for detecting the temperature of the baking tray main body 311, the driving device and the temperature sensor 4 are both connected with a control system of the oven, and the control system can control the driving device to act according to a signal transmitted by the temperature sensor 4 so as to adjust the shielding condition of the air holes 313. Referring to fig. 1, the adjustment process of the temperature above the baking tray 31 adjustable by the air opening is specifically described as follows: when the oven initially works, the air holes 313 of the upper baking tray are in a fully opened state (the air holes 313 are overlapped with the through holes 314), hot air between the two baking trays can enter the upper part of the air opening adjustable baking tray 31 through the through holes 314 and the air holes 313 (the space above the air opening adjustable baking tray 31 is defined as a first temperature area, the space between the two baking trays is defined as a second temperature area), the temperature of the first temperature area can rise along with the air opening adjustable baking tray 31, the temperature sensor 4 is arranged on the air opening adjustable baking tray 31 and can sense the temperature of the first temperature area, when the temperature of the first temperature area exceeds a set value, the temperature sensor 4 transmits a signal to a hole control system, the control system controls the driving device to move, so that the adjusting plate 312 rotates by a certain angle, at the moment, the air holes 313 can be partially blocked by the adjusting plate 312 until the air holes are completely blocked, the hot air passing through the air holes 313 can be reduced along with the air holes until no hot air passes through, the temperature of the first temperature area is stable or reduced; on the contrary, when the temperature sensor 4 senses that the temperature of the upper baking tray is lower than the set value, the temperature sensor 4 transmits a signal to the hole control system, the control system controls the driving device to act, so that the adjusting plate 312 rotates by a certain angle until the air holes 313 coincide with the through holes 314, at the moment, the hot air in the second temperature zone can flow to the first temperature zone through the air holes 313 and the through holes 314 again, and the function of adjusting the temperature zone in the oven is achieved.

The rotation structure of the adjustment plate 312 is specifically described as follows: the baking tray main body 311 is provided with a connecting shaft, the connecting shaft is rotatably connected with the baking tray main body 311, the connecting shaft is inserted into the adjusting plate 312 and is fixedly connected with the adjusting plate 312, and the driving device drives the connecting shaft or the adjusting plate 312 to rotate so as to change the position of the adjusting plate 312 relative to the baking tray main body 311. Regarding the driving device, it is not limited specifically, it is enough to use the existing driving device to drive the connecting shaft to rotate, for example, the driving device may include a driving motor and a transmission structure, and the driving motor drives the connecting shaft to rotate through the transmission structure.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.