Silent induction cooker with good heat dissipation effect

Abstract

The silent induction cooker comprises a body and a cover plate, a fan structure is arranged in the middle of the body, a plurality of mutually independent heat dissipation air channels are distributed around the fan structure, an air inlet and an air outlet are formed in the side portion of the body, the air inlet is communicated with the fan structure through the heat dissipation air channels, and the air outlet is communicated with the fan structure through the heat dissipation air channels. The cover plate covers the body in a sealing manner; the fan structure comprises an air supply duct and a centrifugal fan, the centrifugal fan is rotatably arranged in the air supply duct, and the air outlet end of the air supply duct is communicated with the air outlet. The fan structure is arranged for suction heat dissipation, the centrifugal fan adjusts the rotating speed according to temperature changes, so that the suction efficiency of airflow is adjusted, temperature rise and noise are further controlled, meanwhile, the centrifugal fan is communicated with the heat dissipation air channel, and the heat dissipation air channel enables the flowing speed of the airflow to be higher under the driving of the centrifugal fan. Compared with the prior art, the mute induction cooker with the good heat dissipation effect is low in heat dissipation noise, better in heat dissipation effect and longer in service life.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of home appliances especially relates to a mute electromagnetic oven with good heat dissipation effect. BACKGROUND

[0002] When the electromagnetic oven is working, the coil disc needs to continuously generate heat, and the temperature of the electromagnetic oven is too high to cause the damage of components, so the electromagnetic oven needs to be provided with a heat dissipation structure to protect the components and the electromagnetic oven. The existing electromagnetic oven usually adopts an axial flow small fan to blow and dissipate heat, which not only has large working noise, but also has limited blowing speed and insufficient heat dissipation efficiency. The electromagnetic oven is prone to rapid temperature rise under continuous high-power work, which causes high temperature and affects the service life of the electromagnetic oven.

[0003] According to the above, the heat dissipation structure of the existing electromagnetic oven needs to be further improved. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims at overcoming the shortage of the heat dissipation structure of the existing electromagnetic oven, providing a mute electromagnetic oven with good heat dissipation effect, setting a fan structure to suck and dissipate heat, adjusting the rotating speed of the centrifugal fan according to the temperature change to adjust the suction efficiency of the airflow, thereby controlling the temperature rise and protecting the service life of the electromagnetic oven. At the same time, the centrifugal fan is communicated with the heat dissipation air duct and the air supply air duct to form a complete heat dissipation path, and the airflow flow speed is larger under the driving of the centrifugal fan, so the heat dissipation effect of the electromagnetic oven is better.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme: a mute electromagnetic oven with good heat dissipation effect, comprising a body and a cover plate, a fan structure is arranged in the middle of the body, and a plurality of independent heat dissipation air ducts are arranged around the fan structure, an air inlet and an air outlet are arranged on the side of the body, the air inlet is communicated with the fan structure through the heat dissipation air duct, and the cover plate is covered on the body.

[0006] The utility model sets a fan structure to suck and dissipate heat, the centrifugal fan adjusts the rotating speed according to the temperature change to adjust the suction efficiency of the airflow, thereby controlling the temperature rise. When working at low power, the rotating speed of the centrifugal fan is low, and the working noise is small. When working at high power, the rotating speed of the centrifugal fan is high, which prevents the temperature rise from being too high. At the same time, the centrifugal fan is communicated with the heat dissipation air duct and the air supply air duct to form a complete heat dissipation path, and the airflow flow speed is larger under the driving of the centrifugal fan, so the heat dissipation effect is better. Compared with the prior art, the mute electromagnetic oven with good heat dissipation effect has small heat dissipation noise, better heat dissipation effect and longer service life of the electromagnetic oven.

[0007] Preferably, the air inlet comprises a first air inlet, a second air inlet and a third air inlet, the heat dissipation air duct comprises a first partition, a second partition and a third partition, the first partition covers the first air inlet and extends to the fan structure to form a first air duct, the second partition covers the second air inlet and extends to the fan structure to form a second air duct, and the third partition covers the third air inlet and extends to the fan structure to form a third air duct; the three air inlets correspond to the three heat dissipation air ducts, and the heat dissipation air duct reduces the passing area of the airflow, so that the airflow sucked from the outside increases in speed when passing through the heat dissipation air duct, and the heat dissipation effect is more significant.

[0008] Preferably, the body is sequentially provided with an upper accommodating cavity and a lower accommodating cavity from top to bottom, the upper accommodating cavity is outwardly extended on one side to form an extension, and a control panel is arranged on the extension; the upper accommodating cavity is used for functional heating and control, and the lower accommodating cavity is used for internal heat dissipation.

[0009] Preferably, the air outlet is arranged on one side of the lower accommodating cavity close to the extension.

[0010] Preferably, the body is sequentially provided with an upper accommodating cavity and a lower accommodating cavity from top to bottom, the upper accommodating cavity is outwardly extended on one side to form an extension, and a control panel is arranged on the extension; the upper accommodating cavity is used for functional heating and control, and the lower accommodating cavity is used for internal heat dissipation.

[0011] Preferably, the material of the partition is a mica sheet.

[0012] Preferably, the lower accommodating cavity is provided with a mounting column extending to the upper accommodating cavity, the coil disc is outwardly extended with a mounting portion around the coil disc, and the coil disc is arranged on the mounting column through the mounting portion.

[0013] Preferably, the air supply air duct comprises a vortex flow channel and a straight flow channel, the vortex flow channel is in communication with the heat dissipation air duct, the vortex flow channel is in communication with the air outlet through the straight flow channel, the centrifugal fan comprises a wind wheel and a motor, the wind wheel is rotatably arranged on the air supply air duct through the motor, and the vortex flow channel is arranged on the wind wheel; the centrifugal fan sucks the airflow from the air inlet into the vortex flow channel through rotation, and then discharges the airflow from the air outlet along the straight flow channel.

[0014] Preferably, the motor is a direct-current variable-frequency motor, and the rotation speed can be adjusted according to the temperature.

[0015] Preferably, the body is sequentially provided with an upper accommodating cavity and a lower accommodating cavity from top to bottom, the upper accommodating cavity is outwardly extended on one side to form an extension, and a control panel is arranged on the extension; the upper accommodating cavity is used for functional heating and control, and the lower accommodating cavity is used for internal heat dissipation.

[0016] Preferably, the components include a power board and a filter board, the power board is arranged on the first air duct and the second air duct, and the filter board is arranged on the third air duct.

[0017] Preferably, the air supply air duct comprises a fourth partition plate, the fourth partition plate covers the air outlet to form the air supply air duct; the air supply air duct and the heat dissipation air duct are cross-distributed around the centrifugal fan, so that the total length of the air supply air duct and the heat dissipation air duct is minimized, and the smooth air flow and high air flow renewal rate are ensured.

[0018] Preferably, the first partition plate, the second partition plate, the third partition plate and the fourth partition plate are integrally formed with the body, so that the partition plates are fixedly arranged.

[0019] Preferably, the first air inlet and the second air inlet are oppositely arranged, and the third air inlet and the air outlet are oppositely arranged; the first air inlet, the second air inlet, the third air inlet and the air outlet are arranged around the body respectively, and can all directly communicate with the fan structure located in the middle part, so that the air flow is more smooth. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structural schematic diagram of the utility model.

[0021] Figure 2 is a structural exploded view of the utility model.

[0022] Figure 3 is a partial structural schematic diagram of the utility model.

[0023] Figure 4 is a structural schematic diagram of the body of the utility model Figure 1 .

[0024] Figure 5 is a structural schematic diagram of the body of the utility model Figure 2 .

[0025] Figure 6 is a structural schematic diagram of the body of the utility model Figure 3 .

[0026] Figure 7 is a structural schematic diagram of the fan wheel of the utility model.

[0027] Figure 8 is a heat dissipation schematic diagram of the utility model Figure 1 .

[0028] Figure 9 is a heat dissipation schematic diagram of the utility model Figure 2 .

[0029] Figure 10 is a heat dissipation schematic diagram of the utility model Figure 3 .

[0030] Figure 11 is a heat dissipation schematic diagram of the utility model Figure 4 .

[0031] Explanation of reference numerals:

[0032] The silent electromagnetic oven 1 has good heat dissipation effect, the body 2, the air inlet 21, the first air inlet 211, the second air inlet 212, the third air inlet 213, the air outlet 22, the upper containing cavity 23, the lower containing cavity 24, the mounting column 241, the extension part 25, the control panel 251, the components 3, the power board 31, the filter board 32, the cover plate 4, the fan structure 5, the air supply air duct 51, the fourth partition plate 511, the vortex flow channel 512, the straight flow channel 513, the centrifugal fan 52, the fan wheel 521, the convex part 5211, the motor 522, the heat dissipation air duct 6, the first partition plate 61, the second partition plate 62, the third partition plate 63, the first air duct 64, the second air duct 65, the third air duct 66, the partition sheet 7, the coil disc 8, the mounting part 81. DETAILED DESCRIPTION

[0033] In the description of the present application, it should be understood that the "upper", "lower", "left", "right", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application.

[0034] Referring to Figures 1 to 11 The embodiment discloses a silent electromagnetic oven 1 with good heat dissipation effect, comprising a body 2 and a cover plate 4, a fan structure 5 is arranged in the middle of the body 2, and a plurality of independent heat dissipation air ducts 6 are arranged around the fan structure 5, an air inlet 21 and an air outlet 22 are arranged on the side of the body 2, the air inlet 21 is communicated with the fan structure 5 through the heat dissipation air duct 6, and the cover plate 4 is covered on the body 2.

[0035] Referring to Figures 4 to 6 Specifically, the air inlet 21 and the air outlet 22 are both arranged in a strip shape.

[0036] Referring to Figures 4 to 9The air inlet 21 comprises a first air inlet 211, a second air inlet 212 and a third air inlet 213, the heat dissipation air duct 6 comprises a first partition 61, a second partition 62 and a third partition 63, the first partition 61 covers the first air inlet 211 and extends to the fan structure 5 to form a first air duct 64, the second partition 62 covers the second air inlet 212 and extends to the fan structure 5 to form a second air duct 65, and the third partition 63 covers the third air inlet 213 and extends to the fan structure 5 to form a third air duct 66. The three air inlets 21 of the present scheme are communicated with the fan structure 5 through independent heat dissipation air ducts 6, and under the action of the fan structure 5 and the independent air ducts, the airflow velocity is faster, and the heat dissipation effect is better.

[0037] Referring to Figures 3 to 6 In order to arrange the control panel 251, the body 2 is sequentially provided with an upper accommodating cavity 23 and a lower accommodating cavity 24 from top to bottom, one side of the upper accommodating cavity 23 extends to form an extension 25, and the control panel 251 is arranged on the extension 25.

[0038] Referring to Figure 6 Specifically, the extension 25 and the outer wall of the lower accommodating cavity 24 form a stepped edge.

[0039] Referring to Figures 1 to 5 Further comprising a partition sheet 7 and a coil disc 8, the partition sheet 7 is arranged on the upper side of the heat dissipation air duct 6 to divide the body 2 into the upper accommodating cavity 23 and the lower accommodating cavity 24, and the coil disc 8 is arranged on the partition sheet 7. The partition sheet 7 of the present scheme separates the upper accommodating cavity 23 for heating and the lower accommodating cavity 24 for heat dissipation, prevents the coil disc 8 and the heat dissipation air duct 6 from affecting each other, and reduces the heating efficiency of the coil disc 8 and the heat dissipation efficiency of the heat dissipation air duct 6.

[0040] Referring to Figures 1 to 3 Specifically, the partition sheet 7 is a mica sheet, and the partition sheet 7 is arranged in a "convex" shape to close the heat dissipation air duct 6.

[0041] Referring to Figures 3 to 5 The lower accommodating cavity 24 is provided with a mounting column 241 extending to the upper accommodating cavity 23, the coil disc 8 is provided with a mounting portion 81 extending outward around the coil disc 8, and the coil disc 8 is arranged on the mounting column 241 through the mounting portion 81. The mounting column 241 of the present scheme stably mounts the coil disc 8 in the upper accommodating cavity 23.

[0042] Referring to Figures 1 to 3 Specifically, the coil disc 8 is provided with four coil discs.

[0043] Referring to Figures 9 to 11The air supply air duct 51 comprises a vortex flow channel 512 and a straight flow channel 513, the vortex flow channel 512 is communicated with the heat dissipation air duct 6, and the vortex flow channel 512 is communicated with the air outlet 22 through the straight flow channel 513, the centrifugal fan 52 comprises a fan wheel 521 and a motor 522, the fan wheel 521 is rotatably arranged on the air supply air duct 51 through the motor 522, and the vortex flow channel 512 is arranged on the fan wheel 521. The fan wheel 521 of the scheme is rotated to suck the air flow of the air inlet 21 into the vortex flow channel 512, and the air flow is discharged from the air outlet 22 through the straight flow channel 513.

[0044] Referring to Figures 10 to 11 The fan wheel 521 further comprises a protruding part 5211, and the protruding part 5211 is used for mounting the motor 522. The motor 522 of the scheme drives the protruding part 5211 to rotate, thereby controlling the rotation of the fan wheel 521, so that the suction effect is achieved.

[0045] Specifically, the motor 522 is a direct-current variable-frequency motor, and the rotation speed can be adjusted according to the temperature.

[0046] Referring to Figures 4 to 5 To achieve heat dissipation of the component 3, the component 3 is further arranged on the heat dissipation air duct 6.

[0047] Referring to Figures 4 to 5 Specifically, the component 3 comprises a power board 31 and a filter board 32, the power board 31 is arranged on the first air duct 64 and the second air duct 65, and the filter board 32 is arranged on the third air duct 66.

[0048] Referring to Figures 4 to 8 To achieve the communication between the heat dissipation air duct 6 and the air outlet 22, the air supply air duct 51 comprises a fourth partition plate 511, the fourth partition plate 511 covers the air outlet 22 to form the air supply air duct 51, and the air supply air duct 51 and the heat dissipation air duct 6 are distributed in a cross shape around the centrifugal fan 52.

[0049] Referring to Figure 8 The first partition plate 61, the second partition plate 62, the third partition plate 63 and the fourth partition plate 511 are integrally formed with the body 2. The four partition plates are fixedly connected with the body 2, so that the heat dissipation air duct 6 and the air supply air duct 51 are stable.

[0050] Referring to Figure 9The first air inlet 211 and the second air inlet 212 are oppositely arranged, and the third air inlet 213 and the air outlet 22 are oppositely arranged. The first air inlet 211, the second air inlet 212, the third air inlet 213 and the air outlet 22 are arranged in four directions of the body 2 respectively, so that the air flow sucked or discharged from each air inlet is not affected and the air flow is sufficient, the centrifugal fan 52 can suck large air volume, and the air flow requirement of the fan structure 5 in high-power working can be met.

[0051] The centrifugal fan 52 adjusts the rotation speed according to the temperature change, so as to adjust the suction efficiency of the air flow, and then control the temperature rise. When working at low power, the rotation speed of the centrifugal fan 52 is low, and the working noise is small. When working at high power, the rotation speed of the centrifugal fan 52 is high, so as to prevent the temperature rise from being too high. Meanwhile, the centrifugal fan 52 is communicated with the heat dissipation air duct 6 and the air supply air duct 51, so as to form a complete heat dissipation path. The heat dissipation air duct 6 is driven by the centrifugal fan 52, so that the air flow flowing speed is larger, and the heat dissipation effect is better. Compared with the prior art, the mute electromagnetic oven 1 with good heat dissipation effect has small heat dissipation noise and better heat dissipation effect, and the service life of the electromagnetic oven is longer.

[0052] According to the disclosure and teaching of the above description, the person skilled in the art of the utility model can also change and modify the above embodiments. Therefore, the utility model is not limited to the specific embodiments disclosed and described above, and some modifications and changes of the utility model should fall within the protection scope of the claims of the utility model. In addition, although some specific terms are used in the specification, these terms are only for convenience of description, and do not constitute any limitation on the utility model.

Claims

1. A silent electromagnetic oven with good heat dissipation effect, characterized in that, The application relates to a heat dissipation device, which comprises a body (2) and a cover plate (4), the body (2) is provided with a fan structure (5) in the middle part, a plurality of independent heat dissipation air ducts (6) are arranged around the fan structure (5), the side part of the body (2) is provided with an air inlet (21) and an air outlet (22), the air inlet (21) is communicated with the fan structure (5) through the heat dissipation air duct (6), and the cover plate (4) is covered on the body (2). The fan structure (5) comprises a blowing air duct (51) and a centrifugal fan (52), the centrifugal fan (52) is rotatably arranged in the blowing air duct (51), and the air outlet end of the blowing air duct (51) is communicated with the air outlet (22).

2. The electromagnetic stove according to claim 1, characterized in that, The air inlet (21) comprises a first air inlet (211), a second air inlet (212) and a third air inlet (213), the heat dissipation air duct (6) comprises a first partition plate (61), a second partition plate (62) and a third partition plate (63), the first partition plate (61) covers the first air inlet (211) and is arranged to extend towards the fan structure (5) to form a first air duct (64), the second partition plate (62) covers the second air inlet (212) and is arranged to extend towards the fan structure (5) to form a second air duct (65), and the third partition plate (63) covers the third air inlet (213) and is arranged to extend towards the fan structure (5) to form a third air duct (66).

3. The electromagnetic stove according to claim 1, characterized in that, The body (2) is sequentially provided with an upper accommodating cavity (23) and a lower accommodating cavity (24) from top to bottom, one side of the upper accommodating cavity (23) is outwardly extended to form an extension part (25), and the control panel (251) is arranged on the extension part (25).

4. The electromagnetic stove according to claim 1, characterized in that, The application further comprises a partition sheet (7) and a coil disc (8), the partition sheet (7) is arranged on the upper side of the heat dissipation air duct (6) to divide the body (2) into the upper accommodating cavity (23) and the lower accommodating cavity (24), and the coil disc (8) is arranged on the partition sheet (7).

5. The electromagnetic stove according to claim 4, characterized in that, The lower accommodating cavity (24) is provided with a mounting column (241) extending to the upper accommodating cavity (23), the coil disc (8) is outwardly extended with a mounting part (81) around the coil disc (8), and the coil disc (8) is arranged on the mounting column (241) through the mounting part (81).

6. The electromagnetic stove according to claim 1, characterized in that, The blowing air duct (51) comprises a vortex flow channel (512) and a straight flow channel (513), the vortex flow channel (512) is communicated with the heat dissipation air duct (6), and the vortex flow channel (512) is communicated with the air outlet (22) through the straight flow channel (513). The centrifugal fan (52) comprises a wind wheel (521) and a motor (522), the wind wheel (521) is rotatably arranged on the blowing air duct (51) through the motor (522), and the vortex flow channel (512) is arranged on the wind wheel (521).

7. The electromagnetic stove according to claim 2, characterized in that, The application further comprises a component (3), and the component (3) is arranged on the heat dissipation air duct (6).

8. The electromagnetic stove according to claim 2, characterized in that, The blowing air duct (51) comprises a fourth partition plate (511), and the fourth partition plate (511) covers the air outlet (22) to form the blowing air duct (51). The air supply air duct (51) and the heat dissipation air duct (6) are cross-distributed around the centrifugal fan (52).

9. The electromagnetic stove according to claim 8, characterized in that, The first partition plate (61), the second partition plate (62), the third partition plate (63) and the fourth partition plate (511) are integrally formed with the body (2).

10. The electromagnetic stove as claimed in claim 2, wherein, The first air inlet (211) and the second air inlet (212) are oppositely arranged, and the third air inlet (213) and the air outlet (22) are oppositely arranged.

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