CN216675524U - Electric oven with hot air three-dimensional circulation function - Google Patents
Electric oven with hot air three-dimensional circulation function Download PDFInfo
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- CN216675524U CN216675524U CN202122400060.0U CN202122400060U CN216675524U CN 216675524 U CN216675524 U CN 216675524U CN 202122400060 U CN202122400060 U CN 202122400060U CN 216675524 U CN216675524 U CN 216675524U
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Abstract
The utility model provides an electric oven with hot-blast three-dimensional circulation function which characterized in that: the heating device comprises a shell and an inner container, wherein the front end openings of the shell and the inner container form a baking cavity, a hot air cover is installed on a back plate of the inner container, a heating cavity is formed between the hot air cover and the back plate, fan blades are installed in the heating cavity, a plurality of transversely distributed lower air outlet holes are formed in the bottom of the back plate of the inner container, and the lower air outlet holes are communicated with the baking cavity and the heating cavity; the middle part of the back plate of the inner container is provided with a middle air outlet, the middle air outlet is arranged close to the left side of the back plate, and the middle air outlet is communicated with the baking cavity and the heating cavity; and a first hot air heating pipe and a second hot air heating pipe are arranged in the heating cavity around the outer circumference of the fan blade. The utility model has the beneficial effects that: through air intake and air outlet scientific arrangement, can make hot-blast even flow in toasting the incasement for heat evenly distributed promotes food taste when raising the thermal efficiency on food.
Description
Technical Field
The utility model relates to an electric oven, in particular to an electric oven with a three-dimensional hot air circulation function.
Background
Air ovens are kitchen appliances that cook food using a circulating flow of heated air from an air heating assembly and fan. Air ovens may be used to process pasta, such as bread, pizza, or snacks such as egg tarts, cookies, and the like. The air oven consists of a box body, a box door, an air heating element and a temperature control and timing device. Typically, a heating assembly and a cooling assembly are provided in an air oven. The heating assembly is used for heating the air in the cavity to 100-. The cooling component is used for generating cold air and emitting the cold air outwards. This can maintain the temperature of the electronic components, such as the motor, from being too high to avoid damage to the electronic components and reduce the temperature of the oven housing.
At present, motors and fans of air ovens on the market are arranged above a shell, the fans are arranged in the horizontal direction, hot air is diffused from the periphery, and air return from the middle of the fans forms hot air circulation. In the hot air circulation, the temperature difference between the central temperature and the peripheral temperature of the cavity is large, and particularly when the cavity is filled with food, the food is positioned in the middle of the oven, so that the food often blocks an air return channel. When the volume of the oven cavity is larger, the temperature difference is larger, so that the food cooking effect is not ideal. In addition, because the hot air directly faces to the food when returning the air, the wind speed and the wind pressure are both larger, and particularly when toasting bread slices or when the bread-drying machine is used as a fruit-drying function, the food can be easily blown away by locally uneven strong wind and pressure. This is undesirable for the user. Above shortcoming has influenced the normal use of air oven, has also reduced user experience, consequently this application aims at solving above-mentioned heated air circulation heating problem, makes food be heated evenly, improves food processing quality and machining efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide the electric oven with the three-dimensional circulation function of hot air, which has the advantages of simple structure, convenience in production and processing, more uniform heat flow and high heat efficiency.
The object of the utility model is achieved in the following way: the utility model provides an electric oven with hot-blast three-dimensional circulation function which characterized in that: the heating device comprises a shell and an inner container, wherein the front ends of the shell and the inner container are opened to form a baking cavity, a heating pipe and a layer frame are arranged in the baking cavity, and a door body is arranged on the shell and covers the baking cavity in an opening and closing manner; a hot air cover is arranged on a back plate of the inner container, a heating cavity is formed between the hot air cover and the back plate, fan blades are arranged in the heating cavity, a spindle of each fan blade penetrates through the hot air cover and is connected with a motor arranged outside the hot air cover, and the motor drives the fan blades to rotate in the heating cavity;
the back plate of the inner container is provided with a plurality of air inlets corresponding to the projection surfaces of the fan blades, the air inlets are arranged in the circular air inlet bosses and are arranged in an arc groove shape, and the air inlets are communicated with the baking cavity and the heating cavity;
the bottom of the back plate of the inner container is provided with a plurality of transversely distributed lower air outlet holes, and the lower air outlet holes are communicated with the baking cavity and the heating cavity;
the middle part of the back plate of the inner container is provided with a middle air outlet, the middle air outlet is arranged close to the left side of the back plate, and the middle air outlet is communicated with the baking cavity and the heating cavity;
a plurality of upper air outlets are formed in the back plate of the inner container, and the upper air outlets are communicated with the baking cavity and the heating cavity.
The upper air outlet, the middle air outlet and the lower air outlet are arranged in a transverse long waist shape.
The lower air outlet holes are symmetrically distributed in the left and right direction of the vertical central axis of the air inlet boss.
Go up the exhaust vent be provided with one, two of them distribute in the vertical axis left side of air inlet boss, another locates the vertical axis right side of air inlet boss.
The air inlet is provided with a plurality of rings, and the air inlets on the same ring are distributed annularly.
The arc length of the air inlet is gradually increased from the inner ring to the outer ring.
The outermost ring of the air inlet is distributed in the first quadrant, the second quadrant and the third quadrant, and the fourth quadrant of the outermost ring is not provided with the air inlet.
And a first hot air heating pipe and a second hot air heating pipe are arranged in the heating cavity around the outer circumference of the fan blade.
The utility model has the beneficial effects that: 1. simple structure, low production cost and improved market competitiveness. 2. Through air intake and air outlet scientific arrangement, can make hot-blast even flow in toasting the incasement for heat evenly distributed promotes food taste when raising the thermal efficiency on food.
Drawings
FIG. 1 is a diagram illustrating the assembly effect of the present invention.
Fig. 2 is a schematic diagram of the rear structure of the hidden door body according to the present invention.
Fig. 3 is a schematic view of a hot air circulation path in the present invention.
FIG. 4 is a schematic view of the distribution of the air inlets and outlets in the present invention.
FIG. 5 is an assembly view of the back plate and the hot air hood of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. The utility model provides an electric oven with hot-blast three-dimensional circulation function which characterized in that: the electric heating oven comprises an outer shell 1 and an inner container 2, wherein the front ends of the outer shell 1 and the inner container 2 are opened to form a baking cavity 3, a heating pipe 4 and a layer frame 5 are installed in the baking cavity 3, and a door body 6 is installed on the outer shell 1 and covers the baking cavity 3 in an opening and closing manner; a hot air cover 7 is arranged on a back plate of the inner container 2, a heating cavity 8 is formed between the hot air cover 7 and the back plate, fan blades 9 are arranged in the heating cavity 8, a spindle of each fan blade 9 penetrates through the hot air cover 7 and is connected with a motor 10 arranged outside the hot air cover, and the motor 10 drives the fan blades 9 to rotate in the heating cavity 8;
a plurality of air inlets 11 are formed in the back plate of the inner container 2 corresponding to the projection surface of the fan blades 9, the air inlets 11 are arranged in a circular air inlet boss 12, the air inlets 11 are arranged in an arc groove shape, and the air inlets 11 are communicated with the baking cavity 3 and the heating cavity 8;
the bottom of the back plate of the inner container 2 is provided with a plurality of transversely distributed lower air outlet holes 13, and the lower air outlet holes are communicated with the baking cavity 3 and the heating cavity 8;
a middle air outlet 14 is formed in the middle of the back plate of the inner container 2, the middle air outlet is arranged close to the left side of the back plate, and the middle air outlet 14 is communicated with the baking cavity 3 and the heating cavity 8;
the backplate of inner bag 2 on set up in a plurality of exhaust vents 15, go up exhaust vent 15 and switch on toasting chamber 3 and heating chamber 8.
The upper air outlet 15, the middle air outlet 14 and the lower air outlet 13 are arranged in a transverse long waist shape.
The lower air outlet holes 13 are symmetrically distributed in the left and right direction of the vertical central axis of the air inlet boss 12.
Go up exhaust vent 15 be provided with 3, wherein two distributions are on the left of the vertical axis of air inlet boss 12, another locates the vertical axis right side of air inlet boss 12.
The air inlet 11 is provided with a plurality of rings, and the air inlets 11 on the same ring are distributed annularly.
The arc length of the air inlet 11 is gradually increased from the inner ring to the outer ring.
The outermost ring of the air inlet 11 is distributed in the first quadrant, the second quadrant and the third quadrant, and the fourth quadrant of the outermost ring is not provided with the air inlet 11.
A first hot air heating pipe 16 and a second hot air heating pipe 17 are arranged around the outer circumference of the fan blade 9 in the heating cavity 8.
The working principle is as follows: the electric oven during operation in the present case toasts the heating pipe work in the case, utilizes the mode of heat radiation to toast the heating to food upper and lower surface. Meanwhile, according to the selection of the heating power, the system can control the first hot air heating tube 16 and the second hot air heating tube 17 to supply power to work simultaneously, or select one of the hot air heating tubes to work, so as to control the heating value. When first hot-blast heating tube 16 and the hot-blast heating tube 17 work of second, motor 10 drive flabellum 9 heats 8 internal rotations in the chamber, the flabellum during operation, drive the air current and enter into the heating intracavity from the air intake of toasting the chamber, the air current carries out the heat exchange with first hot-blast heating tube 16 of hot-blast heating tube and second 17, promote the temperature of air current, make the air current of heating from last exhaust vent 15, well exhaust vent 14 and lower exhaust vent 13 discharge, enter into and toast the intracavity, utilize hot-blast food to toast the intracavity to heat. Because the airflow is continuous at toasting chamber and heat transfer intracavity loop, and the airflow has extremely strong mobility under the effect of flabellum to can make even and toast the intracavity food contact of heating airflow, make food thermally equivalent, thereby make each position of food heated simultaneously, make the cooking maturity unanimous, thereby guaranteed the mouth height of food, promote heating efficiency.
Wherein, in order to guarantee that hot-blast can be evenly abundant flow in toasting the incasement, carry out special optimal design to hot-blast exhaust vent and air intake in the present case, specifically do air intake 11 be provided with a plurality of rings, air intake 11 on the same ring is the annular and distributes. The arc length of the air inlet 11 is gradually increased from the inner ring to the outer ring. The outermost ring of the air inlet 11 is distributed in the first quadrant, the second quadrant and the third quadrant, and the fourth quadrant of the outermost ring is not provided with the air inlet 11. The air inlet is arranged, so that the center of the air flow deviates when the air flow enters the inlet, and the air flow short circuit caused by the fact that the air flow directly enters the heating cavity again from the air inlet without circulation after the air flow is blocked by food positioned at the front end of the air inlet and enters the baking cavity from the air outlet is avoided. Similarly, go up exhaust vent 15, well exhaust vent 14 and 13 non-equidistance of lower exhaust vent and equal number distribution, also make the air current when the chamber is toasted in the entering, can follow a plurality of angles, a plurality of position gets into, meets again and toasts the intracavity food after, breaks in order to disturb the air current for the air current carries out the drunkenness at toasting the intracavity, so that heat evenly distributed. Especially, the baking cavity is provided with a plurality of layers of food, and hot air can be circulated from bottom to top after being blown out from the lower air outlet hole 13 during baking. After being blown out from the middle air outlet hole, the hot air circulates from right to left. The hot air is blown out from the upper air outlet 15 and circulates from top to bottom. Thereby having a plurality of circulation paths in the roasting chamber, thereby achieving heat equalization in the oven.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and such changes and modifications are within the scope of the utility model as claimed.
Claims (8)
1. The utility model provides an electric oven with hot-blast three-dimensional circulation function which characterized in that: the electric heating oven comprises an outer shell (1) and an inner container (2), wherein the front ends of the outer shell (1) and the inner container (2) are opened to form a baking cavity (3), a heating pipe (4) and a layer frame (5) are installed in the baking cavity (3), and a door body (6) is installed on the outer shell (1) and covers the baking cavity (3) in an opening and closing manner; a hot air cover (7) is installed on a back plate of the inner container (2), a heating cavity (8) is formed between the hot air cover (7) and the back plate, fan blades (9) are installed in the heating cavity (8), a spindle of each fan blade (9) penetrates through the hot air cover (7) and is connected with a motor (10) arranged outside the hot air cover, and the motor (10) drives the fan blades (9) to rotate in the heating cavity (8);
a plurality of air inlets (11) are formed in the back plate of the inner container (2) and correspond to the projection surface of the fan blades (9), the air inlets (11) are arranged in the circular air inlet bosses (12), the air inlets (11) are arranged in an arc groove shape, and the air inlets (11) are communicated with the baking cavity (3) and the heating cavity (8);
a plurality of lower air outlet holes (13) which are transversely distributed are formed in the bottom of the back plate of the inner container (2), and the lower air outlet holes are communicated with the baking cavity (3) and the heating cavity (8);
a middle air outlet (14) is formed in the middle of the back plate of the inner container (2), the middle air outlet is arranged close to the left side of the back plate, and the middle air outlet (14) is communicated with the baking cavity (3) and the heating cavity (8);
the backplate of inner bag (2) on set up in a plurality of exhaust vent (15) of going up, go up exhaust vent (15) and switch on toasting chamber (3) and heating chamber (8).
2. The electric oven with the three-dimensional circulation function of the heated air according to claim 1, characterized in that: the upper air outlet hole (15), the middle air outlet hole (14) and the lower air outlet hole (13) are arranged in a transverse long waist shape.
3. The electric oven with the three-dimensional circulation function of the heated air according to claim 1, characterized in that: the lower air outlet holes (13) are symmetrically distributed in the left and right direction by the vertical central axis of the air inlet boss (12).
4. The electric oven with the three-dimensional circulation function of the heated air according to claim 1, characterized in that: go up exhaust vent (15) be provided with 3, wherein two distributions are on the vertical axis left side of air inlet boss (12), another locates the vertical axis right side of air inlet boss (12).
5. The electric oven with the three-dimensional circulation function of the heated air according to claim 1, characterized in that: the air inlet (11) is provided with a plurality of rings, and the air inlets (11) on the same ring are distributed annularly.
6. The electric oven with the three-dimensional circulation function of the heated air according to claim 5, wherein: the arc length of the air inlet (11) is gradually increased from the inner ring to the outer ring.
7. The electric oven with the three-dimensional circulation function of the heated air according to claim 1, characterized in that: the outermost ring of the air inlet (11) is distributed in the first quadrant, the second quadrant and the third quadrant, and the fourth quadrant of the outermost ring is not provided with the air inlet (11).
8. The electric oven with the three-dimensional circulation function of the heated air according to claim 1, characterized in that: the fan is characterized in that a first hot air heating pipe (16) and a second hot air heating pipe (17) are arranged in the heating cavity (8) around the outer circumference of the fan blade (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122400060.0U CN216675524U (en) | 2021-10-01 | 2021-10-01 | Electric oven with hot air three-dimensional circulation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122400060.0U CN216675524U (en) | 2021-10-01 | 2021-10-01 | Electric oven with hot air three-dimensional circulation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216675524U true CN216675524U (en) | 2022-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122400060.0U Active CN216675524U (en) | 2021-10-01 | 2021-10-01 | Electric oven with hot air three-dimensional circulation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216675524U (en) |
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2021
- 2021-10-01 CN CN202122400060.0U patent/CN216675524U/en active Active
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