CN217875971U - Heat radiation structure with double fans and cooking device with heat radiation structure - Google Patents
Heat radiation structure with double fans and cooking device with heat radiation structure Download PDFInfo
- Publication number
- CN217875971U CN217875971U CN202220632587.8U CN202220632587U CN217875971U CN 217875971 U CN217875971 U CN 217875971U CN 202220632587 U CN202220632587 U CN 202220632587U CN 217875971 U CN217875971 U CN 217875971U
- Authority
- CN
- China
- Prior art keywords
- heat dissipation
- fan
- electric
- air
- heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000010411 cooking Methods 0.000 title claims abstract description 8
- 230000005855 radiation Effects 0.000 title description 8
- 230000017525 heat dissipation Effects 0.000 claims abstract description 91
- 238000009413 insulation Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 13
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Landscapes
- Electric Ovens (AREA)
Abstract
The utility model discloses a heat dissipation structure with double fans and a cooking appliance thereof, wherein the cooking appliance is provided with an electric room, and an electric element and a fan assembly are arranged in the electric room; fan component includes first fan and second fan, and the indoor first electric elements of electric room and second electric elements are the setting of staggering in electric room, dispel the heat by first fan and second fan respectively. The utility model discloses a double fan dispels the heat respectively to the main heat production electric elements of electrical apparatus, optimize the structural layout of electric elements and fan assembly, make and roughly be the divided between two heat dissipation wind channels in first heat dissipation wind channel and the second heat dissipation wind channel, the air current can not the intercrossing interfere, also the heat can not form the transmission between the twice passageway, can effectively improve the radiating efficiency, make electric elements can effectively keep at best operating temperature, even long-time work also can keep rated output power work, also be difficult to cause phenomena such as complete machine and surface temperature are too high, improve user experience.
Description
Technical Field
The utility model relates to a domestic appliance product technical field, concretely relates to heat radiation structure and cooking device with double fan.
Background
Because the magnetron and the booster device of the microwave oven generate a large amount of heat during the operation, heat dissipation treatment needs to be carried out on the magnetron and the devices in the electric appliance chamber in order to protect the devices. The existing microwave oven products utilize a fan to simultaneously carry out heat dissipation treatment on a boosting device and a magnetron.
The microwave oven disclosed in chinese patent No. CN201520734293 has the following problems during use:
1. the single fan can not simultaneously keep the magnetron and the booster at the optimum working temperature, which causes the heat attenuation of the power of the microwave oven, so that the microwave oven can not keep the rated output power for working for a long time, and the temperature of the whole machine and the surface is overhigh.
2. The magnetron and the booster device operate in a high temperature state for a long time, resulting in accelerated product aging and shortened service life.
3. When heating continuously, the time required to reach the same temperature is longer and longer, the efficiency is slowed down, the user experience is very poor, and the experience feeling is poor.
Disclosure of Invention
The utility model discloses to the problem that above-mentioned exists, a heat radiation structure with double fan is provided. The utility model discloses a realize above-mentioned purpose, take following technical scheme to realize:
a heat dissipation structure with double fans comprises a first shell and a second shell, wherein an electric room is formed between the first shell and the second shell, an electric element and a fan assembly are installed in the electric room, and an air inlet communicated with the fan assembly is formed in a rear plate of the second shell; the fan assembly comprises a first fan and a second fan which are arranged in a staggered mode, a first air outlet of the first fan is connected with a first heat dissipation air channel, a second air outlet of the second fan is connected with a second heat dissipation air channel, the electrical elements comprise a first electrical element and a second electrical element, the first electrical element is arranged on the first heat dissipation air channel, and the second electrical element is arranged on the second heat dissipation air channel; the first heat dissipation air duct and the second heat dissipation air duct are arranged in a staggered mode.
As a further explanation of the present invention, a heat insulating member is provided between the first heat dissipation air duct and the second heat dissipation air duct.
Furthermore, the first housing and the electrical chamber are separated by a plate, the first electrical element is mounted on the plate, the plate is provided with a first exhaust hole, and the first air outlet is communicated with the first exhaust hole through the first electrical element to form the first heat dissipation air duct.
Furthermore, a second air outlet communicated with the outside is formed in the lower portion of the electric chamber, and the second air outlet is communicated with the second air outlet through a second electric element to form a second heat dissipation air duct.
Still further, the first fan and the second fan are axial fans.
Furthermore, the air inlet holes are a plurality of air inlet mesh holes arranged on the rear plate; in the axial direction of the first fan, the air inlet mesh is at least partially or completely overlapped with the first fan; in the axial direction of the second fan, the air inlet mesh is at least partially or completely overlapped with the first fan.
Furthermore, the heat insulation component comprises an air guide cover and a lampshade which are arranged on the first heat dissipation air duct; the air guide cover is arranged at the air inlet end of the first electric element and surrounds the part forming the first heat dissipation air channel, and the lampshade is arranged at the air outlet end of the first electric element and surrounds the other part forming the first heat dissipation air channel.
Furthermore, the heat insulation component comprises a heat dissipation bracket arranged on the second heat dissipation air duct, the heat dissipation bracket surrounds a part forming the second heat dissipation air duct, and the second electrical element is positioned on the inner side of the heat dissipation bracket.
On the other hand, the utility model provides a cooking appliance contains as above have double fan's heat radiation structure.
Furthermore, the first electrical component is a magnetron, and the second electrical component is a boosting device.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a double fan dispels the heat respectively to the main heat production electric element of electrical apparatus, optimize the structural layout of electric elements and fan assembly, make two heat dissipation wind channels in first heat dissipation wind channel and the second heat dissipation wind channel between roughly be divided, the air current can not intercrossing interfere, also the heat can not form the transmission between the two passageways, can effectively improve the radiating efficiency, make electric elements can effectively keep at best operating temperature, even work for a long time also can keep rated output power work, also be difficult to cause phenomena such as complete machine and surface temperature are too high, improve user experience.
Drawings
FIG. 1 is a diagram of a fan assembly according to an embodiment of the present invention;
FIG. 2 is a first diagram of the internal structure of a microwave oven according to an embodiment of the present invention;
FIG. 3 is a diagram of the internal structure of a microwave oven according to an embodiment of the present invention;
fig. 4 is a schematic view of airflow paths of the first heat dissipation air duct and the second heat dissipation air duct according to the embodiment of the present invention.
Reference numerals: the air-cooling fan comprises a first shell 1, a second shell 2, a rear plate 201, an air inlet 202, a fan cover 3, a first fan 4, a second fan 5, a magnetron 6, a boosting device 7, a U-shaped plate 8, a first exhaust hole 9, a second exhaust hole 10, an air guide cover 11, a lamp shade 12 and a heat dissipation support 13.
Detailed Description
The embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and it is to be understood that the described embodiments are merely illustrative of some, but not all embodiments of the invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1 to 4, a heat dissipation structure with dual fans includes a first housing 1 and a second housing 2, an electrical chamber is formed between the first housing 1 and the second housing 2, and an electrical component and a fan assembly are installed in the electrical chamber; the fan assembly comprises a first fan 4 and a second fan 5 which are arranged in a staggered mode, and the first fan 4 and the second fan 5 are arranged in a fan cavity formed between the fan cover 3 and the rear plate 201 of the second shell 2; an air inlet 202 connected with a ventilation fan cavity is formed in a rear plate 201 of the second shell 2, a first air outlet is formed in the fan cover 3 relative to the first fan 4 and is connected with a first heat dissipation air duct, and a second air outlet is formed in the fan cover 3 relative to the second fan 5 and is connected with a second heat dissipation air duct; the electric elements installed in the electric chamber comprise a first electric element and a second electric element, wherein the first electric element is arranged at the first air outlet, namely on the first heat dissipation air duct, and the second electric element is arranged at the second air outlet, namely on the second heat dissipation air duct.
The utility model discloses heat radiation structure with double fan mainly is applied to and needs carry out radiating electrical equipment to a plurality of electrical elements, for example microwave oven, evaporate roast all-in-one a little, steam ager, steaming and baking oven, the fried microwave oven of air or the fried pot etc. of air. The present embodiment takes a microwave oven as an example to explain the structure of the present invention. In the embodiment, the first housing 1 is an inner shell of a microwave oven, the second housing 2 is an outer shell of the microwave oven, and an electrical chamber is formed between the inner shell of the microwave oven and the outer shell of the microwave oven on one side of the microwave oven for installing electrical components including a magnetron 6 (i.e. a first electrical component) and a pressure boosting device 7 (i.e. a second electrical component) and the like, and a fan assembly. Referring to the drawings, in the embodiment, the magnetron 6 and the boosting device 7 are arranged in the electric chamber in a vertically staggered manner, the magnetron 6 is arranged at the upper part of the electric chamber, and the boosting device 7 is arranged at the lower part of the electric chamber, and correspondingly, the first fan 4 and the second fan 5 are also arranged in a vertically staggered manner, so that the first heat dissipation air channel and the second heat dissipation air channel are staggered vertically to form two relatively independent heat dissipation air channels. In the operation process of the microwave oven, through the operation of the first fan 4, airflow enters from the air inlet 202 on the back plate 201 and is blown out from the first air outlet, so that an air cooling effect is formed on the magnetron 6 at the first air outlet; meanwhile, through the operation of the second fan 5, the airflow enters from the air inlet 202 on the back plate 201 and is blown out from the second air outlet, so that the air cooling effect is formed on the pressure boosting device 7 at the second air outlet. The two main heat-generating electric elements of the microwave oven are respectively cooled by the double fans, so that the cooling efficiency can be effectively improved, the magnetron 6 and the boosting device 7 can be effectively kept at the optimal working temperature, the microwave oven can also keep the rated output power to work even if working for a long time, the phenomena of overhigh temperature of the whole machine and the surface and the like are not easily caused, and the user experience is improved.
Referring to fig. 2, the cavity of the microwave oven is separated from the electric room by a plate body, specifically a U-shaped plate 8, and a magnetron 6 is installed on the U-shaped plate 8. Magnetron 6 is the air inlet end with the adjacent one side of first air outlet, and magnetron 6 is the air-out end with the opposite side of air inlet end, and first exhaust hole 9 is seted up at magnetron 6's air-out end to U template 8, and is concrete, and first exhaust hole 9 in the embodiment is for seting up a plurality of meshes on U template 8. The first air outlet is communicated to the first exhaust hole 9 through the magnetron 6 to form a first heat dissipation air channel, when the microwave oven works, cooling air flow blown by the first fan 4 flows through the heat dissipation fins on the magnetron 6 to continuously take away heat generated by the magnetron 6 to form a cooling effect on the magnetron 6, and the cooling air on the path flows through the first exhaust hole 9 to enter the oven liner of the microwave oven. Similarly, a second exhaust hole 10 is provided at a lower portion of the electrical room on a side of the pressure boosting device 7 relatively far from the second air outlet, and in particular, the second exhaust hole 10 in the embodiment is provided on a front plate of the microwave oven and communicates with the outside. The second air outlet is communicated to the second exhaust hole 10 after passing through the pressure boosting device 7 to form a second heat dissipation air duct, when the microwave oven works, cooling air flow blown by the second fan 5 continuously takes away heat generated by the pressure boosting device 7 after flowing through the pressure boosting device 7 to form a cooling effect on the pressure boosting device 7, and the cooling air on the path is exhausted to the outside of the microwave oven through the second exhaust hole 10. The air flow paths of the two heat dissipation air channels are shown in fig. 4, in this embodiment, the first heat dissipation air channel and the second heat dissipation air channel are substantially separated by optimizing the structural layout of the electric element and the fan assembly, air flows do not cross and interfere with each other, that is, heat is not transferred between the two channels, so that the magnetron 6 and the boosting device 7 are respectively fully dissipated, and a reasonable temperature control range of corresponding parts can be quickly reached.
As shown in the drawings, in the embodiment, the first fan 4 and the second fan 5 are axial fans, in the embodiment, the air inlet holes 202 are a plurality of air inlet mesh holes arranged on the back plate 201, and the air inlet mesh holes are overlapped or partially overlapped with the first fan 4 and the second fan 5 in the axial direction, so that the first heat dissipation air duct and the second heat dissipation air duct substantially form a linear heat dissipation air duct, which is beneficial to reducing the length of the heat dissipation air duct, reducing the occupied space and improving the air cooling heat dissipation efficiency.
In order to further improve the heat dissipation efficiency of the first heat dissipation air duct and the second heat dissipation air duct, in the embodiment, some heat insulation components are arranged between the first heat dissipation air duct and the second heat dissipation air duct for increasing the heat insulation effect between the first heat dissipation air duct and the second heat dissipation air duct.
Specifically, as shown in the accompanying drawings, the heat insulation component includes an air guide cover 11 and a lampshade 12 which are arranged on the first heat dissipation air channel, wherein the air guide cover 11 is arranged at the air inlet end of the magnetron 6 to form a part of the first heat dissipation air channel, the lampshade 12 is arranged at the air outlet end of the magnetron 6 to form another part of the first heat dissipation air channel, and the relative sealing performance of the first heat dissipation air channel is increased through the air guide cover 11 and the lampshade 12, so that the cooling air flow in the path of the first heat dissipation air channel can better flow in a guiding manner, the interference and heat transfer with the outside of the channel are reduced, and the heat dissipation effect on the magnetron 6 in the first heat dissipation air channel is further improved.
Referring to fig. 2 and 3, the heat insulating member includes a heat dissipating bracket 13 disposed on the second heat dissipating air duct, the heat dissipating bracket 13 surrounds a portion of the second heat dissipating air duct, and the pressure boosting device 7 is disposed inside the heat dissipating bracket 13 to increase the relative sealing property of the second heat dissipating air duct, so that the cooling air flow in the path of the second heat dissipating air duct can be guided to flow better, interference with the outside of the duct and heat transfer are reduced, and the heat dissipating effect of the pressure boosting device 7 in the second heat dissipating air duct is further improved.
However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention should not be limited thereby, and all the simple equivalent changes and modifications described in the claims and the specification of the present invention are included in the scope of the present invention. In addition, the abstract and the title are provided for assisting the search of patent documents and are not intended to limit the scope of the present invention.
Claims (10)
1. A heat dissipation structure with double fans comprises a first shell and a second shell, wherein an electric room is formed between the first shell and the second shell, an electric element and a fan assembly are installed in the electric room, and an air inlet communicated with the fan assembly is formed in a rear plate of the second shell; the method is characterized in that: the fan assembly comprises a first fan and a second fan which are arranged in a staggered mode, a first air outlet of the first fan is connected with a first heat dissipation air channel, a second air outlet of the second fan is connected with a second heat dissipation air channel, the electric elements comprise a first electric element and a second electric element, the first electric element is arranged on the first heat dissipation air channel, and the second electric element is arranged on the second heat dissipation air channel; the first heat dissipation air duct and the second heat dissipation air duct are arranged in a staggered mode.
2. The heat dissipation structure with double fans of claim 1, wherein: and a heat insulation component is arranged between the first heat dissipation air duct and the second heat dissipation air duct.
3. The heat dissipation structure with double fans of claim 1, wherein: the first casing and the electrical chamber are separated through a plate body, the first electrical element is installed on the plate body, a first exhaust hole is formed in the plate body, and the first air outlet is communicated to the first exhaust hole through the first electrical element to form the first heat dissipation air duct.
4. The heat dissipation structure with double fans as claimed in claim 1, wherein: the lower part of the electric chamber is provided with a second exhaust hole communicated with the outside, and the second air outlet is communicated to the second exhaust hole through a second electric element to form a second heat dissipation air channel.
5. The heat dissipation structure with double fans as claimed in any one of claims 1 to 4, wherein: the first fan and the second fan are axial fans.
6. The heat dissipation structure with double fans of claim 5, wherein: the air inlet holes are a plurality of air inlet meshes arranged on the back plate; in the axial direction of the first fan, the air inlet mesh is at least partially or completely overlapped with the first fan; in the axial direction of the second fan, the air inlet mesh is at least partially or completely overlapped with the first fan.
7. The heat dissipation structure with double fans of claim 2, wherein: the heat insulation component comprises an air guide cover and a lampshade which are arranged on the first heat dissipation air channel; the air guide cover is arranged at the air inlet end of the first electric element and surrounds the part forming the first heat dissipation air channel, and the lampshade is arranged at the air outlet end of the first electric element and surrounds the other part forming the first heat dissipation air channel.
8. The heat dissipation structure with double fans of claim 2, wherein: the heat insulation component comprises a heat dissipation support arranged on the second heat dissipation air duct, the heat dissipation support surrounds the part forming the second heat dissipation air duct, and the second electrical element is located on the inner side of the heat dissipation support.
9. An electric cooking appliance, characterized in that: the heat dissipation structure with double fans as claimed in any one of claims 1 to 8.
10. The cooking appliance according to claim 9, characterized in that: the first electric element is a magnetron, and the second electric element is a boosting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220632587.8U CN217875971U (en) | 2022-03-22 | 2022-03-22 | Heat radiation structure with double fans and cooking device with heat radiation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220632587.8U CN217875971U (en) | 2022-03-22 | 2022-03-22 | Heat radiation structure with double fans and cooking device with heat radiation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217875971U true CN217875971U (en) | 2022-11-22 |
Family
ID=84086191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220632587.8U Active CN217875971U (en) | 2022-03-22 | 2022-03-22 | Heat radiation structure with double fans and cooking device with heat radiation structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217875971U (en) |
-
2022
- 2022-03-22 CN CN202220632587.8U patent/CN217875971U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210241668U (en) | OTR microwave oven cooling system | |
| CN209732888U (en) | Reliable operation's hairdryer | |
| CN217875971U (en) | Heat radiation structure with double fans and cooking device with heat radiation structure | |
| CN210075636U (en) | Anti-interference heat dissipation air duct system for each device of microwave oven | |
| WO2017206240A1 (en) | Embedded-type cooking appliance | |
| WO2022100117A1 (en) | Embedded cooking appliance and cooking system | |
| CN210891802U (en) | Door body assembly for cooking device and cooking device | |
| CN112790621B (en) | Hot air assembly and cooking equipment | |
| CN110972454B (en) | Frequency converter heat radiation structure and heating furnace | |
| CN211902991U (en) | Microwave cooking appliance | |
| CN112493876A (en) | Micro steaming and baking device | |
| CN106642237A (en) | Electromagnetic range | |
| CN206330170U (en) | A kind of electromagnetic stove | |
| CN210601759U (en) | Kitchen tool | |
| CN214592525U (en) | Electric element heat radiation structure of cooking equipment | |
| CN212057408U (en) | Heat insulation structure for electric heating furnace | |
| CN217338285U (en) | Heat radiation structure of cooking device | |
| CN215226925U (en) | Air duct system and box-type heating device using same | |
| CN219103063U (en) | Cooking utensil | |
| CN111031618B (en) | Heating furnace magnetron air cooling structure and heating furnace | |
| CN214387230U (en) | Micro steaming and baking device | |
| CN220023457U (en) | Inverter heat radiation structure | |
| CN216754260U (en) | Cooling system of multifunctional oven | |
| CN212057413U (en) | Electromagnetic oven | |
| CN215899465U (en) | Cooking device and panel assembly thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 528434 Fusha Industrial Park, Fusha Town, Zhongshan City, Guangdong Province Patentee after: Guangdong Weili Electric Appliance Co.,Ltd. Address before: 528434 Fusha Industrial Park, Fusha Town, Zhongshan City, Guangdong Province Patentee before: ZHONGSHAN DONGLIM WEILI ELECTRICAL APPLIANCES Co.,Ltd. |