CN216481122U

CN216481122U - Microwave cooking equipment

Info

Publication number: CN216481122U
Application number: CN202122885234.7U
Authority: CN
Inventors: 陈智浩; 徐华锋
Original assignee: Guangdong Galanz Enterprises Co Ltd; Guangdong Galanz Microwave Electric Manufacturing Co Ltd
Current assignee: Guangdong Galanz Enterprises Co Ltd; Guangdong Galanz Microwave Electric Manufacturing Co Ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-05-10
Anticipated expiration: 2031-11-22

Abstract

A microwave cooking device comprises a liner, wherein a groove is formed in the bottom of the liner downwards, a lower heating pipe and a microwave stirrer are arranged in the groove, the microwave stirrer comprises a central hole, a first hole, a second hole, a third hole and a fourth hole, when the microwave stirrer is vertically placed, the first hole is located on the lower side and is in a fan shape, the second hole is located on the opposite side of the first hole, and the third hole and the fourth hole are respectively located on the left side and the right side; and the second hole comprises a left hole part positioned on the left side of the central line and a right hole part positioned on the right side of the central line by taking the central line which passes through the center of the central hole and vertically extends as a reference, and the left hole part is communicated with the right hole part and is asymmetrically arranged by taking the central line as an asymmetric mode. By using the microwave stirrer, the microwave energy efficiency can reach more than 60 percent and reach 1-level microwave energy efficiency; meanwhile, the heating uniformity is over 80 percent; and because the microwave uniformity in the inner container is good, the microwave is not easy to gather, and the safety problem of microwave ignition is avoided.

Description

Microwave cooking equipment

Technical Field

The utility model relates to the technical field of cooking equipment, in particular to microwave cooking equipment.

Background

Conventional cooking devices, such as microwave ovens, electric steamers, electric ovens, etc., are used to cook food. For example, the microwave oven heats food by transmitting microwave through the power of a magnetron, and the magnetron generates high-frequency microwave after being powered on, and the high-frequency microwave is transmitted into the inner container through the waveguide box, so that the food in the inner container is heated. In order to improve the distribution uniformity of microwaves in the liner, the food is heated more uniformly, the heating efficiency is higher, and in order to prevent the phenomenon of ignition caused by the gathering of microwaves in the liner, a microwave stirrer is generally required to be arranged at the bottom of the liner, the microwaves input into the liner from the waveguide box are stirred, in order to increase the heating function of the microwave oven, a groove is additionally arranged at the bottom of the liner in part of the microwave oven, a heating tube is arranged in the groove, and the microwave stirrer is also arranged in the groove. Because heating tube and microwave agitator all set up in the recess, the outward appearance of heating tube is the metal material, can reflect the microwave, therefore directly use traditional microwave agitator can reduce the homogeneity to the microwave stirring greatly to and then make the heating efficiency of microwave reduce.

Therefore, further improvements are desired.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide microwave cooking equipment which is reasonable in structural design, high in safety, uniform in heating, good in microwave uniformity and high in energy efficiency utilization rate, so as to overcome the defects in the prior art.

According to a microwave cooking equipment of this purpose design, including the inner bag, its characterized in that: a groove is formed in the bottom of the inner container downwards, a lower heating pipe and a microwave stirrer are arranged in the groove, the microwave stirrer comprises a central hole, a first hole, a second hole, a third hole and a fourth hole, when the microwave stirrer is placed vertically, the first hole is located on the lower side and is in a fan shape, the second hole is located on the opposite side of the first hole, and the third hole and the fourth hole are located on the left side and the right side respectively; and the second hole comprises a left hole part positioned on the left side of the central line and a right hole part positioned on the right side of the central line by taking the central line which passes through the center of the central hole and vertically extends as a reference, and the left hole part is communicated with the right hole part and is asymmetrically arranged by taking the central line as an asymmetric part.

The area S1 of the right hole is smaller than 1/5 of the area S2 of the left hole.

The width W1 of the right hole portion is less than 1/3 of the width W2 of the left hole portion.

The height H1 of the right aperture is less than 1/5 of the height H2 of the left aperture.

The projection of the right hole part in the vertical direction is completely overlapped on the first hole, and the projection of the right hole part in the transverse direction is not completely overlapped with the fourth hole.

The right hole portion includes first limit, second limit and third limit, the outer border of microwave agitator or the last centre bore of microwave agitator is circular, first limit with the outer border of microwave agitator or centre bore on the microwave agitator is concentric arc limit, the second limit is the straight line limit of horizontally, the third limit is connected first limit with the second limit, the third limit is vertical limit or arc limit, the third limit with first limit or the junction on second limit is right angle or chamfer or fillet.

A projection of the left hole portion in the vertical direction at least partially overlaps the first hole, and a projection of the left hole portion in the lateral direction at least partially overlaps the third hole.

The third hole and the fourth hole are symmetrically arranged by taking a central line as a center line.

The projections of the third hole and the fourth hole in the vertical direction are not overlapped with the first hole.

The heating device is characterized in that a top heating component is arranged above the top wall of the inner container, the top heating component comprises an upper heating tube and a heating tube cover, the top heating component is located in the middle of the top wall of the inner container in the front-back direction, and meshes are arranged on the top wall of the inner container corresponding to the top heating component.

According to the microwave cooking device, the microwave cooking device is adopted, the bottom of the inner container is downwards provided with the groove, the microwave stirrer is arranged in the groove and comprises the central hole, the first hole, the second hole, the third hole and the fourth hole, and when the microwave stirrer is used, the microwave energy efficiency can reach more than 60 percent and reach 1-level microwave energy efficiency; meanwhile, the heating uniformity is over 80 percent; and because the microwave uniformity in the inner container is good, the microwave is not easy to gather, and the safety problem of microwave ignition is avoided.

Drawings

Fig. 1 is an exploded view of a microwave cooking apparatus according to an embodiment of the present invention.

Fig. 2 is a sectional view of a microwave cooking apparatus according to an embodiment of the present invention.

FIG. 3 is a front view of a microwave agitator according to an embodiment of the present invention.

Fig. 4 is a perspective view of a microwave agitator according to an embodiment of the present invention.

FIG. 5 is a schematic view of a left hole portion, a right hole portion and a center hole according to an embodiment of the utility model.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 5 is:

1-inner container, 1.1-groove, 1.2-mesh, 2-lower heating tube, 3-microwave stirrer, 3.0-center hole, 3.1 first hole, 3.2-second hole, 3.21-left hole, 3.221-first edge, 3.222-second edge, 3.223-third edge, 3.22-right hole, 3.3-third hole, 3.4-fourth hole, 4-top heating component, 4.1-upper heating tube, 4.2-heating tube cover, 5-door body, 6-magnetron, 7-waveguide box, 8-motor, 9-rotating shaft and 10-food placing plate.

Detailed Description

The utility model is further described with reference to the following figures and examples.

Referring to fig. 1 to 4, in one embodiment, a microwave cooking device is provided, which includes a liner 1, a groove 1.1 is formed downward at the bottom of the liner 1, a lower heat-generating pipe 2 and a microwave stirrer 3 are arranged in the groove 1.1, the microwave stirrer 3 includes a central hole 3.0, a first hole 3.1, a second hole 3.2, a third hole 3.3 and a fourth hole 3.4, when the microwave stirrer 3 is vertically placed, the first hole 3.1 is located at the lower side and is fan-shaped, the second hole 3.2 is located at the opposite side of the first hole 3.1, and the third hole 3.3 and the fourth hole 3.4 are respectively located at the left side and the right side; the second hole 3.2 includes a left hole portion 3.21 located on the left side of the center line and a right hole portion 3.22 located on the right side of the center line, with reference to the center line passing through the center of the center hole 3.0 and extending vertically, and the left hole portion 3.21 is communicated with the right hole portion 3.22 and is asymmetrically arranged with respect to the center line.

The microwave oven is specifically described as an example, and is used for heating food materials to achieve cooking treatment of the food materials, specifically, the microwave energy efficiency grade of China is as follows: the grade 1 is larger than or equal to 60%, the grade 2 is larger than or equal to 56%, and the grade 3 is larger than or equal to 52%, experimental tests show that the microwave oven with the lower heating tube 2 is arranged in the groove 1.1 on the inner container 1, when a traditional microwave stirrer is used, the microwave energy efficiency is only about 55%, and the microwave energy efficiency is higher at the grade 2; when the microwave stirrer 3 is used, the microwave energy efficiency can reach more than 60 percent, and the 1-level microwave energy efficiency is achieved; meanwhile, the heating uniformity is over 80 percent; and because the microwave uniformity in the inner container 1 is good, the microwave is not easy to gather, and the safety problem of microwave ignition is avoided.

It is noted that the shape of the first holes 3.1 may also be oval, square, irregular, etc.

Referring to fig. 3 in conjunction with fig. 5, the area S1 of right aperture section 3.22 is smaller than 1/5 of the area S2 of left aperture section 3.21.

As shown in fig. 3, the width W1 of the right hole section 3.22 is smaller than 1/3 of the width W2 of the left hole section 3.21.

Referring to FIG. 3, the height H1 of right bore section 3.22 is less than 1/5 of the height H2 of left bore section 3.21.

By adopting the arrangement, the microwave distribution uniformity is improved, the food maturity is more uniform, and the customer experience is improved.

The projection of the right hole portion 3.22 in the vertical direction completely overlaps the first hole 3.1, and the projection of the right hole portion 3.22 in the transverse direction does not overlap the fourth hole 3.4 at all.

Referring to fig. 4 in conjunction with fig. 5, right hole portion 3.22 includes first side 3.221, second side 3.222, and third side 3.223, the outer edge of microwave agitator 3 or center hole 3.0 of microwave agitator 3 is circular, first side 3.221 is concentric with the outer edge of microwave agitator 3 or center hole 3.0 of microwave agitator 3, second side 3.222 is a horizontal straight side, third side 3.223 connects first side 3.221 with second side 3.222, third side 3.223 is a vertical or curved side, and the connection of third side 3.223 with first side 3.221 or second side 3.222 is a right angle or a chamfer or a fillet.

Referring to fig. 5 in combination with fig. 3, the projection of the left hole portion 3.21 in the vertical direction at least partly overlaps the first hole 3.1 and the projection of the left hole portion 3.21 in the transverse direction at least partly overlaps the third hole 3.3.

Referring to fig. 3, the third hole 3.3 and the fourth hole 3.4 are arranged symmetrically about the centre line. The third hole 3.3 and the fourth hole 3.4 have the same size and shape.

As shown in fig. 1 and 2, the projections of the third and fourth holes 3.3, 3.4 in the vertical direction do not overlap the first hole 3.1.

Referring to fig. 1 and 2, a top heating component 4 is arranged above the top wall of the inner container 1, the top heating component 4 comprises an upper heating tube 4.1 and a heating tube cover 4.2, the top heating component 4 is located in the middle of the top wall of the inner container 1 in the front-rear direction, and a mesh 1.2 is arranged on the top wall of the inner container 1 corresponding to the top heating component 4.

It should be noted that the conventional top heating element is located at the rear position and heats food placed at the front of the inner container 1 or the front portion of the food unevenly, and the top heating element 4 of the present invention is located at the middle position of the top wall of the inner container 1 and heats the food more evenly.

The microwave cooking equipment further comprises a door body 5, a magnetron 6, a waveguide box 7 and a motor 8, wherein a cooking cavity is arranged in the inner container 1, the door body 5 is arranged at the opening of the cooking cavity and is matched with the front panel of the cooking cavity, so that the opening or closing of the cooking cavity is realized through the opening and closing of the door body 5; magnetron 6 is located 1 one side outer wall of inner bag, waveguide box 7 sets up in recess 1.1 bottom, motor 8 sets up in waveguide box 7 bottom, centre bore 3.1 on the microwave agitator 3 is equipped with pivot 9, motor 8's power output shaft passes behind the waveguide box 7 and is connected with pivot 9, it places board 10 to be equipped with food in the culinary art intracavity, produce high frequency microwave when magnetron 6 during operation, motor 8 drives the output shaft and rotates, it rotates to drive microwave agitator 3 at the rotation in-process, make high frequency microwave distribution even, and then place the food on board 10 and heat evenly to food, show the homogeneity that has improved microwave distribution, it is more even to make the food maturity, customer experience has been improved.

The foregoing is a preferred embodiment of the present invention, and the basic principles, principal features and advantages of the utility model are shown and described. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, and the utility model is intended to be protected by the following claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Microwave cooking equipment, comprising an inner container (1), characterized in that: the bottom of the inner container (1) is downwards provided with a groove (1.1), a lower heating pipe (2) and a microwave stirrer (3) are arranged in the groove (1.1), the microwave stirrer (3) comprises a central hole (3.0), a first hole (3.1), a second hole (3.2), a third hole (3.3) and a fourth hole (3.4), when the microwave stirrer (3) is vertically placed, the first hole (3.1) is located at the lower side and is fan-shaped, the second hole (3.2) is located at the opposite side of the first hole (3.1), and the third hole (3.3) and the fourth hole (3.4) are respectively located at the left side and the right side; and the second hole (3.2) comprises a left hole part (3.21) positioned on the left side of the central line and a right hole part (3.22) positioned on the right side of the central line by taking the central line which passes through the center of the central hole (3.0) and vertically extends as a reference, and the left hole part (3.21) is communicated with the right hole part (3.22) and is asymmetrically arranged by taking the central line as an asymmetric center.

2. Microwave cooking apparatus according to claim 1, characterized in that: the area S1 of the right hole (3.22) is smaller than 1/5 of the area S2 of the left hole (3.21).

3. Microwave cooking apparatus according to claim 1, characterized in that: the width W1 of the right hole section (3.22) is smaller than 1/3 of the width W2 of the left hole section (3.21).

4. Microwave cooking apparatus according to claim 1, characterized in that: the height H1 of the right hole (3.22) is less than 1/5 of the height H2 of the left hole (3.21).

5. Microwave cooking apparatus according to any of claims 1-4, characterized in that: the projection of the right hole part (3.22) in the vertical direction completely overlaps the first hole (3.1), and the projection of the right hole part (3.22) in the transverse direction does not overlap the fourth hole (3.4) at all.

6. Microwave cooking apparatus according to claim 5, characterized in that: the right hole portion (3.22) comprises a first edge (3.221), a second edge (3.222) and a third edge (3.223), the outer edge of the microwave stirrer (3) or the central hole (3.0) on the microwave stirrer (3) is circular, the first edge (3.221) and the outer edge of the microwave stirrer (3) or the central hole (3.0) on the microwave stirrer (3) are concentric arc edges, the second edge (3.222) is a horizontal straight edge, the third edge (3.223) connects the first edge (3.221) and the second edge (3.222), the third edge (3.223) is a vertical edge or an arc edge, and the connection part of the third edge (3.223) and the first edge (3.221) or the second edge (3.222) is a right angle or a chamfer or a round angle.

7. Microwave cooking apparatus according to claim 5, characterized in that: the projection of the left hole portion (3.21) in the vertical direction at least partially overlaps the first hole (3.1), and the projection of the left hole portion (3.21) in the transverse direction at least partially overlaps the third hole (3.3).

8. Microwave cooking apparatus according to claim 5, characterized in that: the third hole (3.3) and the fourth hole (3.4) are arranged symmetrically with respect to a center line.

9. Microwave cooking apparatus according to claim 8, characterized in that: the projections of the third hole (3.3) and the fourth hole (3.4) in the vertical direction do not overlap with the first hole (3.1).

10. Microwave cooking apparatus according to claim 5, characterized in that: the heating device is characterized in that a top heating component (4) is arranged above the top wall of the inner container (1), the top heating component (4) comprises an upper heating tube (4.1) and a heating tube cover (4.2), the top heating component (4) is located in the front and rear directions at the middle position of the top wall of the inner container (1), and the top wall of the inner container (1) corresponds to the position of the top heating component (4) and is provided with meshes (1.2).