Silent induction cooker with good heat dissipation effect

Abstract

The silent induction cooker comprises a body, a component and a cover plate used for sealing the body, 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, and the heat dissipation air channels are communicated with the air inlet and the air outlet. The air inlet is communicated with a fan structure through a heat dissipation air duct, the air outlet end of the fan structure is communicated with the air outlet, and the component is arranged on the heat dissipation air duct. The fan structure is arranged for suction heat dissipation, the fan structure adjusts the rotating speed according to the temperature change so as to control the temperature rise, the working noise is low during low-power working, the temperature rise can be prevented from being too high during high-power working, meanwhile, components are arranged on the heat dissipation air channel, the heat dissipation air channel is driven by the fan structure so that the airflow flowing speed can be higher, and the heat dissipation efficiency can be improved. And the heat dissipation effect on the component is better. 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 invention relates to the field of household appliances, and in particular to a silent induction cooker with good heat dissipation effect. Background Art

[0002] When heating, the induction cooker needs to dissipate heat at the same time to protect the components and the induction cooker. Existing induction cookers mainly use small axial flow fans to dissipate heat, which not only produces loud working noise, but also has limited cooling efficiency. The induction cooker is prone to temperature rise too quickly under continuous high-power operation, resulting in excessive temperature, which affects the service life of the induction cooker.

[0003] According to the above, the existing heat dissipation structure of the induction cooker needs to be further improved. Summary of the invention

[0004] The purpose of the present invention is to overcome the shortcomings of the existing induction cooker heat dissipation structure, provide a silent induction cooker with good heat dissipation effect, and set a fan structure to extract and dissipate heat. The fan structure adjusts the rotation speed according to temperature changes, thereby controlling the temperature rise and ensuring the service life of the induction cooker. At the same time, components are arranged on the heat dissipation duct. Driven by the fan structure, the heat dissipation duct makes the air flow speed faster, and the heat dissipation effect of the components is better.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a silent induction cooker with good heat dissipation effect, comprising a main body, components and a cover plate for covering the main body, a fan structure is provided in the middle of the main body, and a number of independent heat dissipation ducts are arranged around the fan structure, an air inlet and an air outlet are provided on the side of the main body, the air inlet is connected with the fan structure through the heat dissipation duct, the air outlet end of the fan structure is connected with the air outlet, and the components are arranged on the heat dissipation duct.

[0006] The present invention sets a fan structure for suction and heat dissipation, and the fan structure adjusts the rotation speed according to the temperature change, so as to suck the corresponding amount of airflow to dissipate the heat of the electromagnetic cooker, thereby controlling the temperature rise. When working at low power, the fan structure has a low rotation speed and low working noise. When working at high power, the fan structure has a high rotation speed to prevent excessive temperature rise. At the same time, components are arranged on the heat dissipation duct. The heat dissipation duct makes the airflow flow speed faster under the drive of the fan structure, and has a better heat dissipation effect on the components. Compared with the prior art, the silent electromagnetic cooker with good heat dissipation effect of the present invention has low heat dissipation noise, better heat dissipation effect, and longer service life of the electromagnetic cooker.

[0007] Preferably, the fan structure includes an air supply duct and a centrifugal fan arranged in the air supply duct, the centrifugal fan draws air flow from the air inlet, so that the air flow enters the centrifugal fan through the heat dissipation duct, and then discharges the air from the centrifugal fan through the air supply duct to the air outlet; the heat dissipation duct is provided with at least three, and the air supply duct and the heat dissipation duct are distributed in a cross shape around the centrifugal fan, so that the total length of the heat dissipation duct and the air supply duct is minimized, thereby ensuring smooth airflow and a high airflow renewal rate.

[0008] Preferably, the air inlet includes a first air inlet, a second air inlet and a third air inlet, and the heat dissipation duct includes a first partition, a second partition and a third partition, the first partition covers the first air inlet and extends toward the fan structure to form a first air duct, the second partition covers the second air inlet and extends toward the fan structure to form a second air duct, the third partition covers the third air inlet and extends toward the fan structure to form a third air duct; the air inlet duct includes a fourth partition, and the fourth partition covers the air outlet to form the air supply duct.

[0009] The three air inlets correspond to three heat dissipation ducts. The heat dissipation ducts reduce the passage area of ​​the airflow, so that the speed of the airflow drawn in from the outside increases when passing through the heat dissipation ducts, and the heat dissipation effect on components is more significant; the air supply duct is used to discharge the airflow, and the heat dissipation duct and the air supply duct form a complete heat dissipation path in the induction cooker.

[0010] Preferably, the first partition, the second partition, the third partition and the fourth partition are integrally formed with the body.

[0011] Preferably, the main body is provided with an upper accommodating cavity and a lower accommodating cavity in sequence from top to bottom, one side of the upper accommodating cavity is extended outward to form an extension portion, and a control panel is provided on the extension portion.

[0012] Preferably, the air outlet is arranged on a side of the lower accommodating cavity close to the extension portion.

[0013] Preferably, the air supply duct includes a vortex flow channel and a direct current flow channel, the vortex flow channel is connected to the heat dissipation duct, and the vortex flow channel is connected to the air outlet through the direct current flow channel, the centrifugal fan includes a wind wheel and a motor, the wind wheel is rotatably set on the air supply duct through the motor, and the vortex flow channel is set on the wind wheel; the air flow is sucked from the heat dissipation duct to the vortex flow channel, and is discharged from the air outlet after flowing through the direct current flow channel, the motor controls the rotation speed of the wind wheel by controlling the size of the input current, so that the rotation of the wind wheel can adapt to different power requirements.

[0014] Preferably, the motor is a DC variable frequency motor, the speed of which can be adjusted according to the temperature.

[0015] Preferably, the first air inlet is arranged opposite to the second air inlet, and the third air inlet is arranged opposite to the air outlet; the first air inlet, the second air inlet, the third air inlet and the air outlet are arranged respectively around the main body, and can be directly connected to the fan structure located in the middle, so that the air flow is smoother.

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

[0017] Preferably, it further comprises a separator and a coil disk, wherein the separator is arranged on the upper side of the heat dissipation duct to separate the body into an upper accommodating chamber and a lower accommodating chamber, and the coil disk is arranged on the separator; the separator seals the upper part of the heat dissipation duct.

[0018] Preferably, the separator is made of mica.

[0019] Preferably, a mounting column extending to the upper accommodating chamber is provided on the lower accommodating chamber, a mounting portion is extended outwardly around the coil disk, and the coil disk is arranged on the mounting column through the mounting portion. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the present invention.

[0021] Figure 2 It is a structural exploded view of the present invention.

[0022] Figure 3 It is a partial structural schematic diagram of the present invention Figure 1 .

[0023] Figure 4 It is a partial structural schematic diagram of the present invention Figure 2 .

[0024] Figure 5 It is a partial structural schematic diagram of the present invention Figure 3 .

[0025] Figure 6 It is a partial structural schematic diagram of the present invention Figure 4 .

[0026] Figure 7 It is a schematic structural diagram of the wind wheel of the present invention.

[0027] Figure 8 This is a heat dissipation diagram of the present invention. Figure 1 .

[0028] Fig. 9 This is a heat dissipation diagram of the present invention. Figure 2 .

[0029] Fig.10 This is a heat dissipation diagram of the present invention. Figure 3 .

[0030] Fig.11 This is a heat dissipation diagram of the present invention. Figure 4 .

[0031] Description of labels:

[0032] A silent induction cooker with good heat dissipation effect 1, a main body 2, an air inlet 21, a first air inlet 211, a second air inlet 212, a third air inlet 213, an air outlet 22, an upper accommodating chamber 23, a lower accommodating chamber 24, a mounting column 241, an extension portion 25, a control panel 251, components 3, a power board 31, a filter board 32, a cover plate 4, a fan structure 5, an air supply duct 51, a fourth partition plate 511, a vortex flow channel 512, a direct current flow channel 513, a centrifugal fan 52, a wind wheel 521, a protrusion 5211, a motor 522, a heat dissipation duct 6, a first partition plate 61, a second partition plate 62, a third partition plate 63, a first air duct 64, a second air duct 65, a third air duct 66, a partition plate 7, a coil disk 8, and a mounting portion 81. DETAILED DESCRIPTION

[0033] In the description of the present invention, it is necessary to understand that the orientations or positional relationships indicated by “up”, “down”, “left”, “right”, “horizontal”, “inside”, “outside”, etc. are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0034] See also Figures 1 to 6 The present embodiment discloses a silent induction cooker 1 with good heat dissipation effect, comprising a body 2, components 3 and a cover plate 4 for covering the body, a fan structure 5 is provided in the middle of the body 2, and a plurality of independent heat dissipation ducts 6 are arranged around the fan structure 5, an air inlet 21 and an air outlet 22 are provided on the side of the body 2, the air inlet 21 is connected with the fan structure 5 through the heat dissipation duct 6, the air outlet end of the fan structure 5 is connected with the air outlet 22, and the components 3 are arranged on the heat dissipation duct 6.

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

[0036] See also Figures 4 to 11The fan structure 5 includes an air supply duct 51 and a centrifugal fan 52 disposed in the air supply duct 51; at least three heat dissipation ducts 6 are provided, and the air supply ducts 51 and the heat dissipation ducts 6 are cross-distributed around the centrifugal fan 52. The centrifugal fan 52 of this solution is cross-distributed with the three heat dissipation ducts 6 and the air supply duct 51, so that the total length of the heat dissipation duct 6 and the air supply duct 51 is minimized, ensuring smooth airflow and high airflow renewal rate.

[0037] See also Figures 4 to 9 The air inlet 21 includes a first air inlet 211, a second air inlet 212 and a third air inlet 213, the heat dissipation duct 6 includes 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 extends toward the fan structure 5 to form a first air duct 64, the second partition plate 62 covers the second air inlet 212 and extends toward the fan structure 5 to form a second air duct 65, the third partition plate 63 covers the third air inlet 213 and extends toward the fan structure 5 to form a third air duct 66; the air supply duct 51 includes a fourth partition plate 511, and the fourth partition plate 511 covers the air outlet 22 to form the air supply duct 51. The first partition 61, the second partition 62, the third partition 63 and the fourth partition 511 of the present scheme connect the air inlet 21 and the air outlet 22 with the fan structure 5, so that the fan structure 5 can draw air from the air inlet 21 and discharge the air from the air outlet 22. The air inlet 21 is provided with three locations, with a large air inlet area and a large amount of air that can be sucked, which can meet the air volume requirements of the fan structure 5 when working at high power.

[0038] See also Figure 8 In order to fix the partition on the main body 2, the first partition 61, the second partition 62, the third partition 63 and the fourth partition 511 are integrally formed with the main body 2.

[0039] See also Figures 3 to 5 In order to place the control panel 251, the main body 2 is provided with an upper accommodating chamber 23 and a lower accommodating chamber 24 from top to bottom. One side of the upper accommodating chamber 23 is extended outward to form an extension portion 25, and the extension portion 25 is provided with the control panel 251.

[0040] See also Figure 6 Specifically, the extension portion 25 and the outer wall of the lower accommodating cavity 24 form a step-shaped edge.

[0041] See also Figure 10 to Figure 11The air supply duct 51 includes a vortex flow channel 512 and a direct flow channel 513, the vortex flow channel 512 is connected to the heat dissipation duct 6, and the vortex flow channel 512 is connected to the air outlet 22 through the direct flow channel 513, the centrifugal fan 52 includes a wind wheel 521 and a motor 522, the wind wheel 521 is rotatably arranged on the air supply duct 51 through the motor 522, and the vortex flow channel 512 is arranged on the wind wheel 521. The air supply duct 51 of this solution allows the airflow to be directly circulated into the direct flow channel 513 after being rotated and sucked into the vortex flow channel 512 by the centrifugal fan 52.

[0042] See also Figure 10 to Figure 11 The wind wheel 521 further includes a protrusion 5211, and the protrusion 5211 is used to install the motor 522. The motor 522 of this solution drives the protrusion 5211 to rotate and then controls the rotation of the wind wheel 521, thereby achieving a suction effect.

[0043] See also Figures 9 to 11 The first air inlet 211 is arranged opposite to the second air inlet 212 , and the third air inlet 213 is arranged opposite to the air outlet 22 .

[0044] See also Figures 4 to 8 To enhance the heat dissipation effect of the component 3 , the component 3 includes a power board 31 and a filter board 32 . The power board 31 is installed on the first air duct 64 and the second air duct 65 , and the filter board 32 is installed on the third air duct 66 .

[0045] See also Figures 2 to 3 , and further includes a separator 7 and a coil disk 8, wherein the separator 7 is arranged on the upper side of the heat dissipation duct 6 to separate the body 2 into an upper accommodating chamber 23 and a lower accommodating chamber 24, and the coil disk 8 is arranged on the separator 7. The coil disk 8 of this solution is used to realize the heating function of the induction cooker 1, and the separator 7 is used to separate the component 3 and the coil disk 8 to prevent the heat of the coil disk 8 from being transferred to the component 3 so that the temperature of the component 3 rises too quickly.

[0046] Specifically, the separator 7 is made of mica.

[0047] See also Figures 3 to 5 The lower accommodating chamber 24 is provided with a mounting column 241 extending to the upper accommodating chamber 23 , and the coil disk 8 is provided with a mounting portion 81 extending outwardly around it. The coil disk 8 is arranged on the mounting column 241 through the mounting portion 81 .

[0048] See also Figures 2 to 3 Specifically, the coil disks 8 are provided with four.

[0049] The present invention is provided with a fan structure 5 for suction and heat dissipation. The fan structure 5 adjusts the rotation speed according to the temperature change, thereby sucking a corresponding amount of airflow to dissipate heat for the induction cooker 1, thereby controlling the temperature rise. When working at low power, the fan structure 5 has a low rotation speed and low working noise. When working at high power, the fan structure 5 has a high rotation speed to prevent excessive temperature rise. At the same time, the components 3 are arranged in the corresponding heat dissipation duct 6. The heat dissipation duct 6 makes the airflow flow speed faster under the drive of the fan structure 5, and has a better heat dissipation effect on the components 3. Compared with the prior art, the silent induction cooker 1 with good heat dissipation effect of the present invention has low heat dissipation noise, better heat dissipation effect, and longer service life of the induction cooker 1.

[0050] According to the disclosure and teaching of the above description, those skilled in the art to which the present invention belongs may also make changes and modifications to the above embodiments. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should also fall within the scope of protection of the claims of the present invention. In addition, although some specific terms are used in this specification, these terms are only for the convenience of description and do not constitute any limitation to the present invention.

Claims

1. A silent induction cooker with good heat dissipation effect, characterized in that: The invention comprises a body (2), components (3) and a cover plate (4) for sealing the body, wherein a fan structure (5) is provided in the middle of the body (2), and a plurality of mutually independent heat dissipation ducts (6) are arranged around the fan structure (5), and an air inlet (21) and an air outlet (22) are provided on the side of the body (2), wherein the air inlet (21) is connected to the fan structure (5) through the heat dissipation duct (6), and the air outlet end of the fan structure (5) is connected to the air outlet (22), and the components (3) are arranged on the heat dissipation duct (6).

2. The induction cooker according to claim 1, characterized in that: The fan structure (5) comprises an air supply duct (51) and a centrifugal fan (52) arranged in the air supply duct (51); at least three heat dissipation ducts (6) are provided, and the air supply ducts (51) and the heat dissipation ducts (6) are distributed in a cross shape around the centrifugal fan (52).

3. The induction cooker according to claim 1 or 2, 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 baffle (61), a second baffle (62) and a third baffle (63); the first baffle (61) covers the first air inlet (211) and extends toward the fan structure (5) to form a first air duct (64); the second baffle (62) covers the second air inlet (212) and extends toward the fan structure (5) to form a second air duct (65); the third baffle (63) covers the third air inlet (213) and extends toward the fan structure (5) to form a third air duct (66); The air supply duct (51) comprises a fourth partition plate (511), and the fourth partition plate (511) covers the air outlet (22) to form the air supply duct (51).

4. The induction cooker according to claim 3, 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).

5. The induction cooker according to claim 1, characterized in that: The body (2) is provided with an upper accommodating chamber (23) and a lower accommodating chamber (24) in sequence from top to bottom; one side of the upper accommodating chamber (23) is extended outward to form an extension portion (25); and a control panel (251) is provided on the extension portion (25).

6. The induction cooker according to claim 3, characterized in that: The air supply duct (51) comprises a vortex flow channel (512) and a direct flow channel (513); the vortex flow channel (512) is connected to the heat dissipation duct (6), and the vortex flow channel (512) is connected to the air outlet (22) via the direct 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 air supply duct (51) via the motor (522); and the vortex flow channel (512) is arranged on the wind wheel (521).

7. The induction cooker according to claim 3, characterized in that: The first air inlet (211) is arranged opposite to the second air inlet (212), and the third air inlet (213) is arranged opposite to the air outlet (22).

8. The induction cooker according to claim 3, characterized in that: The component (3) comprises a power board (31) and a filter board (32); the power board (31) is mounted on the first air duct (64) and the second air duct (65); and the filter board (32) is mounted on the third air duct (66).

9. The induction cooker according to claim 1, characterized in that: It also comprises a separator (7) and a coil disk (8); the separator (7) is arranged on the upper side of the heat dissipation duct (6) to separate the body (2) into an upper accommodating chamber (23) and a lower accommodating chamber (24); and the coil disk (8) is arranged on the separator (7).

10. The induction cooker according to claim 9, characterized in that: The lower accommodating chamber (24) is provided with a mounting column (241) extending to the upper accommodating chamber (23); the coil disk (8) is provided with a mounting portion (81) extending outwardly on all sides; the coil disk (8) is arranged on the mounting column (241) via the mounting portion (81).

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