CN210075636U - Anti-interference heat dissipation air duct system for each device of microwave oven - Google Patents
Anti-interference heat dissipation air duct system for each device of microwave oven Download PDFInfo
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- CN210075636U CN210075636U CN201920848367.7U CN201920848367U CN210075636U CN 210075636 U CN210075636 U CN 210075636U CN 201920848367 U CN201920848367 U CN 201920848367U CN 210075636 U CN210075636 U CN 210075636U
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- 230000017525 heat dissipation Effects 0.000 title claims abstract description 32
- 238000001816 cooling Methods 0.000 claims abstract description 12
- 238000005192 partition Methods 0.000 claims description 32
- 239000003990 capacitor Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 description 4
- 230000020169 heat generation Effects 0.000 description 3
- 206010053615 Thermal burn Diseases 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010411 cooking Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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Abstract
The utility model discloses an anti-interference heat dissipation wind channel system of each device of microwave oven, it includes microwave oven shell and inner shell, inject the inner wall chamber between shell and the inner shell, be provided with air intake and air outlet on the shell, the inner wall chamber is including last inner wall chamber, back inner wall chamber and the lower inner wall chamber that communicates in proper order again, it is provided with first wind channel district, second wind channel district and the third wind channel district that is separated by the baffle to go up the inner wall chamber, first wind channel district back bottom still is provided with the lower wind-guiding mouth that communicates with back inner wall chamber, and wherein air intake and cooling fan on the shell set up relatively, air outlet and lower inner wall chamber intercommunication on the shell.
Description
Technical Field
The utility model belongs to the technical field of the microwave cooking device, more specifically say and relate to an anti-interference heat dissipation air duct system of each device of microwave oven.
Background
In the prior art, a heat dissipation air duct system of a microwave oven comprises a microwave oven shell and an inner shell, an inner wall cavity is defined between the outer shell and the inner shell, an air inlet and an air outlet are arranged on the outer shell, the inner wall cavity comprises an upper inner wall cavity, a rear inner wall cavity and a lower inner wall cavity which are sequentially communicated, wherein a heat dissipation fan, a magnetron, a transformer, a computer board, a furnace lamp and a filter are arranged in the upper inner wall cavity, a hot air motor is arranged in the rear inner wall cavity, and a turntable motor is arranged in the lower inner wall cavity, so that the heat dissipation air duct system of the microwave oven adopts an integral heat dissipation air duct system, because the heat generation of electric components is different in the operation process, such as the transformer, the magnetron, the motor and the like are large in self heat generation, the heat generation of the computer board, the filter and the like, and the service life of the component with small heat productivity is shortened, so the integral heat dissipation air duct system has different heat productivity and different air volume requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an anti-interference heat dissipation air duct system of each device of microwave oven is provided, it includes microwave oven shell and inner shell, inject the inner wall chamber between shell and the inner shell, be provided with air intake and air outlet on the shell, the inner wall chamber is again including last inner wall chamber, back inner wall chamber and the lower inner wall chamber that communicates in proper order, wherein it is provided with cooling fan, magnetron, high-voltage capacitor, transformer, computer version, stove lamp and wave filter to go up the inner wall chamber, and back inner wall chamber is provided with hot-blast motor, and lower inner wall chamber is provided with carousel motor, its characterized in that: the upper inner wall cavity is provided with a first air channel area, a second air channel area and a third air channel area which are separated by a partition plate, wherein a magnetron, a high-voltage capacitor and a transformer are arranged in the first air channel area, a furnace lamp and a computer board are arranged in the second air channel area, and a filter is arranged in the third air channel area; an air supply outlet is formed in a partition plate between the heat dissipation fan and the first air channel area, a first side air guide outlet and a first side air guide plate are formed in a partition plate between the first air channel area and the second air channel area, a second side air guide outlet and a second side air guide plate are formed in a partition plate between the first air channel area and the third air channel area, and an air outlet of the third air channel area is formed in a shell of the third air channel area; the rear bottom of the first air duct area is also provided with a lower air guide opening communicated with the rear inner wall cavity, the air inlet on the shell is opposite to the heat dissipation fan, and the air outlet on the shell is communicated with the lower inner wall cavity.
The utility model discloses further technical characteristic is:
the second side air guide opening is higher than the first side air guide opening.
The included angle between the first side air deflector and the partition plate is 30-45 degrees, and the included angle between the second side air deflector and the partition plate is 45-90 degrees.
Two lower air guide openings are arranged.
The microwave oven is characterized in that a front air guide plate is further arranged in the first air channel area, an air guide groove cooperating with the front air guide plate is further arranged on the inner shell of the first air channel area, and an oven door cooling air port communicated with a microwave oven baking cavity is arranged at the tail end of the air guide groove on the inner shell of the first air channel area, namely, the position close to an oven door.
The utility model has the advantages that:
the upper inner wall cavity is provided with a first air channel area, a second air channel area and a third air channel area which are separated by a partition plate, wherein a magnetron, a high-voltage capacitor and a transformer are arranged in the first air channel area, a furnace lamp and a computer board are arranged in the second air channel area, and a filter is arranged in the third air channel area; an air supply outlet is formed in a partition plate between the heat dissipation fan and the first air channel area, a first side air guide outlet and a first side air guide plate are formed in a partition plate between the first air channel area and the second air channel area, a second side air guide outlet and a second side air guide plate are formed in a partition plate between the first air channel area and the third air channel area, and an air outlet of the third air channel area is formed in a shell of the third air channel area; the rear bottom of the first air duct area is also provided with a lower air guide opening communicated with the rear inner wall cavity, the air inlet on the shell is arranged opposite to the heat dissipation fan, and the air outlet on the shell is communicated with the lower inner wall cavity, so that subareas are isolated, the mutual interference of all areas is reduced, and the service life is influenced; in addition, air volume is reasonably distributed to parts with different characteristics, such as a transformer, a magnetron, a high-voltage capacitor and the like, which have large self-heating value and are arranged in the first air duct area, so that main air volume is distributed, and timely cooling is facilitated; the computer board and the stove lamp are arranged in the second air duct area, and because the computer board and the stove lamp have small heat productivity and small required air quantity, the second air duct area is not provided with an air outlet, and a partition plate is not arranged between the second air duct area and the heat dissipation fan, the air in the second air duct area can enter the heat dissipation fan again to form circulation; the heat productivity of the filter in the third air duct area is smaller, but is larger than that of the computer board and the furnace lamp in the second air duct area, so that the position of the second side air guide opening is higher than that of the first side air guide opening, the included angle between the first side air guide plate and the partition plate is 30-45 degrees, the included angle between the second side air guide plate and the partition plate is 45-90 degrees, the air quantity of the second air duct area and the air quantity of the third air duct area can be reasonably distributed exactly according to the requirement, and the air in the third air duct area can be directly discharged through the air outlet of the third air duct area; in addition, two lower air guide openings are arranged in the first air duct area, so that main wind power can be conveniently introduced into the rear inner wall cavity and the lower inner wall cavity, heat of a hot wind motor arranged in the rear inner wall cavity and a rotary table motor arranged in the lower inner wall cavity is dissipated, and finally, the wind flows out from an air outlet in the shell.
Because microwave oven cures the chamber temperature height, and microwave oven furnace gate temperature is high, and the high temperature resistance performance of material requires rigorously, and is with high costs, moreover because the operator probably contacts the furnace gate, scalds easily, still be provided with preceding air deflector in the first wind channel district, still be provided with the wind guide groove with preceding air deflector cooperation on the inner shell in first wind channel district, and the end in the inner shell wind guide groove in first wind channel district is close to furnace gate department promptly and is provided with the furnace gate cooling wind gap that cures the chamber intercommunication with microwave oven, and such exclusive furnace gate cooling air sets up, can effectively reduce the temperature of furnace gate for the furnace gate temperature reduces, not only can effectively avoid scalding the operator, can reduce the high temperature resistance requirement of material moreover to reduction in production cost.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention;
fig. 2 is a top view of an embodiment of the present invention;
fig. 3 is a side view of the structure of an embodiment of the present invention.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings:
referring to fig. 1, 2 and 3, an anti-interference heat dissipation air duct system for each device of a microwave oven, an anti-interference heat dissipation air duct system for a microwave oven, includes an outer shell 1 and an inner shell 2 of the microwave oven, an inner wall cavity 3 is defined between the outer shell 1 and the inner shell 2, an air inlet 4 and an air outlet 5 are provided on the outer shell, the inner wall cavity 3 further includes an upper inner wall cavity 301, a rear inner wall cavity 302 and a lower inner wall cavity 303 which are sequentially communicated, wherein the upper inner wall cavity 301 is provided with a heat dissipation fan 6, a magnetron 7, a high voltage capacitor 27, a transformer 8, a computer board 9, a furnace lamp 10 and a filter 11, the rear inner wall cavity 302 is provided with a hot air motor 12, and the lower inner wall cavity 303 is provided with a turntable motor: the upper inner wall cavity is provided with a first air channel area 15, a second air channel area 16 and a third air channel area 17 which are separated by a partition plate 14, wherein the magnetron 7, the high-voltage capacitor 27 and the transformer 8 are arranged in the first air channel area 15, the furnace lamp 10 and the computer board 9 are arranged in the second air channel area 16, and the filter 11 is arranged in the third air channel area 17; an air supply outlet 18 is formed in a partition plate 14 between the heat dissipation fan 6 and the first air channel area 15, a first side air guide outlet 19 and a first side air guide plate 20 are formed in the partition plate 14 between the first air channel area 15 and the second air channel area 16, a second side air guide outlet 21 and a second side air guide plate 22 are formed in the partition plate 14 between the first air channel area 15 and the third air channel area 17, and an air outlet A of the third air channel area is formed in a shell of the third air channel area 17; the rear bottom of the first air duct area 15 is also provided with a lower air guide opening 23 communicated with the rear inner wall cavity 302, wherein the air inlet 4 on the shell is opposite to the heat dissipation fan 6, and the air outlet 5 on the shell is communicated with the lower inner wall cavity 303.
In the embodiment shown in fig. 1, fig. 2 and fig. 3, the second side air guiding opening 21 is higher than the first side air guiding opening 19. The included angle between the first side air deflector 20 and the partition plate 14 is 30-45 degrees, and the included angle between the second side air deflector 22 and the partition plate 14 is 45-90 degrees. Two lower air guide openings 23 are arranged. A front air guide plate 24 is further arranged in the first air duct area, an air guide groove 25 cooperating with the front air guide plate is further arranged on the inner shell of the first air duct area, and an oven door cooling air port 26 communicated with the baking cavity of the microwave oven is arranged at the tail end of the air guide groove on the inner shell of the first air duct area, namely, close to the oven door.
The distribution of the direction of the heat radiation wind refers to the direction indicated by the arrow in fig. 3.
The upper inner wall cavity 301 is provided with a first air channel area 15, a second air channel area 16 and a third air channel area 17 which are separated by a partition plate 14, wherein the magnetron 7, the high-voltage capacitor and the transformer 8 are arranged in the first air channel area 15, the furnace lamp 10 and the computer board 9 are arranged in the second air channel area 16, and the filter 11 is arranged in the third air channel area 17; an air supply outlet 18 is formed in a partition plate between the heat dissipation fan 6 and the first air channel area, a first side air guide outlet 19 and a first side air guide plate 20 are formed in a partition plate 14 between the first air channel area 15 and the second air channel area 16, a second side air guide outlet 21 and a second side air guide plate 22 are formed in a partition plate 14 between the first air channel area 15 and the third air channel area 17, and an air outlet A of the third air channel area is formed in a shell of the third air channel area 17; the rear bottom of the first air duct area 15 is also provided with a lower air guide opening 23 communicated with the rear inner wall cavity 303, wherein the air inlet 4 on the shell is opposite to the heat dissipation fan 6, and the air outlet 5 on the shell is communicated with the lower inner wall cavity 303, so that subareas are isolated, the mutual interference of all areas is reduced, and the service life is influenced; in addition, air volume is reasonably distributed to parts with different characteristics, such as a transformer 8, a magnetron 7, a high-voltage capacitor 27 and the like, which have large self heat productivity and are arranged in the first air channel area 15, so that main air volume is distributed, and timely cooling is facilitated; the computer board 9 and the stove lamp 10 are arranged in the second air channel area 16, and because the computer board 9 and the stove lamp 10 have small heat productivity and small required air volume, the second air channel area 16 is not provided with an air outlet, and a partition plate is not arranged between the second air channel area 16 and the heat dissipation fan 6, the air in the second air channel area 16 can enter the heat dissipation fan 6 again to form circulation; the filter 11 of the third air channel zone 17 has smaller heat productivity, but has more heat productivity than the computer board 9 and the stove lamp 10 of the second air channel zone, so the position of the second side air guide opening 21 is higher than that of the first side air guide opening 19, the included angle between the first side air guide plate 20 and the partition plate 14 is 30-45 degrees, the included angle between the second side air guide plate 22 and the partition plate 14 is 45-90 degrees, the air quantity of the second air channel zone and the air quantity of the third air channel zone can be exactly distributed reasonably according to the requirement, the air quantity of the third air channel zone is larger than that of the second air channel zone, and the air of the third air channel zone can be directly discharged through the air outlet A of the third air channel zone; in addition, two lower air guide openings 23 in the first air duct area are arranged, so that main wind power can be conveniently introduced into the rear inner wall cavity 302 and the lower inner wall cavity 303 to dissipate heat of the hot wind motor 12 arranged in the rear inner wall cavity 302 and the turntable motor 13 arranged in the lower inner wall cavity 303, and finally, the wind flows out from the air outlet 5 on the shell.
Because microwave oven cures the chamber temperature height, and microwave oven furnace gate temperature is high, and the high temperature resistance performance of material requires rigorously, and is with high costs, moreover because the operator probably contacts the furnace gate, scalds easily, still be provided with preceding air deflector 24 in the first wind channel district 15, still be provided with on the inner shell in first wind channel district with the wind-guiding groove 25 of preceding air deflector cooperation, and the end in the inner shell wind-guiding groove in first wind channel district is close to furnace gate department promptly and is provided with the furnace gate cooling wind gap 26 that cures the chamber intercommunication with microwave oven, and such exclusive furnace gate cooling air sets up, can effectively reduce the temperature of furnace gate for the furnace gate temperature reduces, not only can effectively avoid scalding the operator, can reduce the high temperature resistant requirement of material moreover, thereby reduction in production cost.
The foregoing is a description of specific embodiments only, and the scope of coverage of this patent is not limited to the embodiments described above, but on the contrary, this patent covers all embodiments fairly falling within the scope of the appended claims either literally or under the doctrine of equivalents. The protection scope of the present invention is subject to the claims.
Claims (5)
1. The utility model provides an anti-interference heat dissipation air duct system of each device of microwave oven, it includes microwave oven shell and inner shell, inject the inner wall chamber between shell and the inner shell, be provided with air intake and air outlet on the shell, the inner wall chamber is including last inner wall chamber, back inner wall chamber and the lower inner wall chamber that communicates in proper order again, wherein it is provided with cooling blower, magnetron, high-voltage capacitor, transformer, computer board, stove lamp and wave filter to go up the inner wall chamber, and back inner wall chamber is provided with hot-blast electric machine, and lower inner wall chamber is provided with carousel motor, its characterized in that: the upper inner wall cavity is provided with a first air channel area, a second air channel area and a third air channel area which are separated by a partition plate, wherein a magnetron, a high-voltage capacitor and a transformer are arranged in the first air channel area, a furnace lamp and a computer board are arranged in the second air channel area, and a filter is arranged in the third air channel area; an air supply outlet is formed in a partition plate between the heat dissipation fan and the first air channel area, a first side air guide outlet and a first side air guide plate are formed in a partition plate between the first air channel area and the second air channel area, a second side air guide outlet and a second side air guide plate are formed in a partition plate between the first air channel area and the third air channel area, and an air outlet of the third air channel area is formed in a shell of the third air channel area; the rear bottom of the first air duct area is also provided with a lower air guide opening communicated with the rear inner wall cavity, the air inlet on the shell is opposite to the heat dissipation fan, and the air outlet on the shell is communicated with the lower inner wall cavity.
2. The anti-interference heat dissipation air duct system for each device of microwave oven as claimed in claim 1, wherein: the second side air guide opening is higher than the first side air guide opening.
3. The anti-interference heat dissipation air duct system for each device of microwave oven as claimed in claim 1, wherein: the included angle between the first side air deflector and the partition plate is 30-45 degrees, and the included angle between the second side air deflector and the partition plate is 45-90 degrees.
4. The anti-interference heat dissipation air duct system for each device of microwave oven as claimed in claim 1, wherein: two lower air guide openings are arranged.
5. An anti-interference heat dissipation air duct system for each component of microwave oven as claimed in any one of claims 1 to 4, wherein: the microwave oven is characterized in that a front air guide plate is further arranged in the first air channel area, an air guide groove cooperating with the front air guide plate is further arranged on the inner shell of the first air channel area, and an oven door cooling air port communicated with a microwave oven baking cavity is arranged at the tail end of the air guide groove on the inner shell of the first air channel area, namely, the position close to an oven door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920848367.7U CN210075636U (en) | 2019-06-06 | 2019-06-06 | Anti-interference heat dissipation air duct system for each device of microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920848367.7U CN210075636U (en) | 2019-06-06 | 2019-06-06 | Anti-interference heat dissipation air duct system for each device of microwave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210075636U true CN210075636U (en) | 2020-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920848367.7U Withdrawn - After Issue CN210075636U (en) | 2019-06-06 | 2019-06-06 | Anti-interference heat dissipation air duct system for each device of microwave oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210075636U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110062489A (en) * | 2019-06-06 | 2019-07-26 | 青岛兴邦烤箱有限公司 | The anti-interference heat dissipation wind channel system of each device of micro-wave oven |
| WO2023221289A1 (en) * | 2022-05-20 | 2023-11-23 | 广东美的厨房电器制造有限公司 | Air duct member and household appliance comprising same |
-
2019
- 2019-06-06 CN CN201920848367.7U patent/CN210075636U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110062489A (en) * | 2019-06-06 | 2019-07-26 | 青岛兴邦烤箱有限公司 | The anti-interference heat dissipation wind channel system of each device of micro-wave oven |
| CN110062489B (en) * | 2019-06-06 | 2024-10-18 | 青岛兴邦烤箱有限公司 | Anti-interference heat dissipation air duct system for various devices of microwave oven |
| WO2023221289A1 (en) * | 2022-05-20 | 2023-11-23 | 广东美的厨房电器制造有限公司 | Air duct member and household appliance comprising same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200214 Effective date of abandoning: 20241018 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200214 Effective date of abandoning: 20241018 |