CN204404278U - Micro-wave oven - Google Patents
Micro-wave oven Download PDFInfo
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- CN204404278U CN204404278U CN201420870397.5U CN201420870397U CN204404278U CN 204404278 U CN204404278 U CN 204404278U CN 201420870397 U CN201420870397 U CN 201420870397U CN 204404278 U CN204404278 U CN 204404278U
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- air
- waveguide
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- magnetron
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- 239000011324 bead Substances 0.000 claims description 18
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 239000004332 silver Substances 0.000 claims description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000007664 blowing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000012512 characterization method Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model provides a kind of micro-wave oven, comprising: the cavity of hollow; Waveguide, its one end is connected with cavity, the other end and magnetron are assembled mutually; Magnetron, the other end of its aerial head self-waveguide pipe stretches in waveguide; Fan, is installed on the outside of cavity; Wherein: bottom waveguide, be provided with the first air port, the air of the outlet blowout of fan enters waveguide from the first air port, and the one end entering air self-waveguide pipe after the aerial head of magnetron of waveguide enters cavity.The micro-wave oven that the utility model provides, the guiding cool air that fan can be blown out, to aerial head, reduces the temperature of magnetron antenna head, drastically increases use of microwave ovens life and reliability, meet the demand of user, and meet the design concept of modern enterprise optimizing product.
Description
Technical field
The utility model relates to field of household appliances, more specifically, relates to a kind of micro-wave oven.
Background technology
Micro-wave oven is when heating, and its magnetron can produce a large amount of heats, and in order to not affect the performance and used life of micro-wave oven, existing micro-wave oven is generally all provided with fan, in order to dispel the heat to magnetron.But, the aerial head of magnetron is mounted in waveguide, so the cold air of fan can not touch aerial head, cause the temperature of aerial head too high, and aerial head hot soak condition can make the metal melt (aerial head and magnetron adopt argent to weld mutually) of aerial head and magnetron weld, thus the vacuum environment destroyed in magnetron, affect magnetron and produce microwave.
Utility model content
The utility model is intended at least to solve one of technical problem existed in prior art.
For this reason, the utility model provides the micro-wave oven that a kind of quality is good, reliability is high, can dispel the heat to the aerial head of magnetron, avoids the weld metal molten of aerial head and magnetron, the leaky wave to avoid junction damaged.
For achieving the above object, the utility model provides a kind of micro-wave oven, comprising: the cavity of hollow; Waveguide, is positioned at the outside of described cavity and is arranged on described cavity, and its one end is connected with described cavity, the other end and magnetron are assembled mutually; Described magnetron, is positioned at the side of described cavity and described waveguide, and the aerial head of described magnetron stretches in described waveguide from the described other end of described waveguide; Fan, is installed on the outside of described cavity; Wherein: bottom described waveguide, be provided with the first air port, the air of the outlet blowout of described fan enters described waveguide from described first air port, and the air entering described waveguide enters described cavity from described one end of described waveguide after the aerial head of described magnetron.
The micro-wave oven that the utility model provides, by increasing by the first air port bottom waveguide, the cold air that fan can be made to blow out enters into waveguide inside, thus the aerial head being arranged on waveguide inside is cooled, reduce the temperature of magnetron antenna head, drastically increase use of microwave ovens life and reliability, meet the demand of user, meet the design concept of modern enterprise optimizing product.
In addition, cold air imports in waveguide from the first air port by the utility model, cold air can form certain blast in waveguide, the steam produced during heating using microwave food is made to be difficult to enter waveguide inside, thus the possibility that waveguide gets rusty can be reduced, improve the service life of waveguide and the quality of micro-wave oven, its practicality is better.
In addition, the micro-wave oven provided according to the utility model above-described embodiment also has following additional technical feature:
According to an embodiment of the present utility model, described micro-wave oven also comprises: wind scooper, and described wind scooper is installed on the air outlet place of described fan; Wherein: there is in described wind scooper the first separate air-guiding aisle and the second air-guiding aisle, described cavity offers the second air port; An air part for the outlet blowout of described fan blows to described magnetron, another part through described first air-guiding aisle and enters described cavity respectively from described second air port through described second air-guiding aisle and enter described waveguide from described first air port.
Wind scooper, by from fan outlet cold wind out, is divided into independently two parts, and part cooling magnetron, a part enters inside cavity and waveguide is inner, thus, can carry out reasonable distribution to cold wind, arrives best cooling effect
According to an embodiment of the present utility model, the inside of the second air-guiding aisle is also provided with deep bead, described deep bead between described second air port and described first air port and the entrance separating described first air port and described second air-guiding aisle in both sides; Wherein, described deep bead be positioned at described cavity rear side and with the rear plate of described cavity separately, and described deep bead is also provided with air vent.
Air in second air-guiding aisle is divided into two parts by deep bead, and wherein most air enters cavity by the second air port, and another fraction air is entered in waveguide by the first air port, and after dispelling the heat to aerial head, enters cavity along waveguide.
Wherein, the cold air for dispelling the heat to aerial head separates from the cold air be blown in cavity, and the amount blowing to the cold air of magnetron does not reduce, so the heat radiation of magnetron also can not be affected.
According to an embodiment of the present utility model, described waveguide is arranged on the upper side wall of described cavity, and the front end of described waveguide is connected with described cavity, rear end is positioned at the rear of described cavity and assembles mutually with the described magnetron at the rear being positioned at described cavity.
According to an embodiment of the present utility model, the upper inside walls of described waveguide has tilting section, and described tilting section tilts upward setting from front to back, and described first air port is positioned at the below of described tilting section.
The air entered in waveguide from the first air port blows to tilting section and under the guiding of tilting section, flow to the region at aerial head place, in order to lower the temperature to aerial head, enter in cavity by the front end of waveguide under the stop of final rear wall in waveguide, can effectively promote use of microwave ovens life-span and quality, better meet the demand of user.
According to an embodiment of the present utility model, described first air port is multiple through hole, and multiple described through hole is uniformly distributed.
Certainly, the set-up modes such as multiple described through hole Arbitrary distribution all can realize the object of the application, and its aim does not depart from design philosophy of the present utility model, should belong in the protection domain of the application.
According to an embodiment of the present utility model, described second air port is multiple through hole, and multiple described through hole is uniformly distributed.
Certainly, the set-up modes such as multiple described through hole Arbitrary distribution all can realize the object of the application, and its aim does not depart from design philosophy of the present utility model, should belong in the protection domain of the application.
According to an embodiment of the present utility model, the aperture of described through hole is not more than 1/4th of microwave wavelength.
Microwave, not by being less than its quarter-wave through hole, can effectively preventing microwave excessive so the aperture of through hole is not more than 1/4th of microwave wavelength, making use of microwave ovens safer.
According to an embodiment of the present utility model, the aperture of described through hole is 3mm.
Because the wavelength of microwave is 12mm substantially, can prevents microwave from leaking so the aperture of through hole is 3mm, make use of microwave ovens safer.
According to an embodiment of the present utility model, the lower wall of described waveguide rear end offers installing hole, and described aerial head is plugged in described installing hole from bottom to top.
According to an embodiment of the present utility model, between the aerial head of described magnetron and the body of described magnetron, silver is adopted to weld mutually.
Aerial head and the body of magnetron adopt silver to weld inside and the external environment of the body making magnetron mutually, are conducive to magnetron inside and are in vacuum state (for vacuum state is the necessary condition that magnetron produces microwave in magnetron) for a long time.
In sum, the micro-wave oven that the utility model provides, the guiding cool air that fan can be blown out is to aerial head, reduce the temperature of magnetron antenna head, drastically increase service life and the reliability of microwave oven magnetic, meet the demand of user, meet the design concept of modern enterprise optimizing product.
Additional aspect of the present utility model and advantage become obvious by description part below, or are recognized by practice of the present utility model.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present utility model and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the sectional structure schematic diagram of the micro-wave oven described in the utility model embodiment;
Fig. 2 is the plan structure schematic diagram after the magnetron dismounting upper side wall in Fig. 1.
Wherein, the corresponding relation in Fig. 1 and Fig. 2 between Reference numeral and component names is:
1 fan, 2 cavitys, 3 waveguides, 5 aerial heads, 51 bodies, 6 wind scoopers, 61 second air-guiding aisles, 62 first air-guiding aisles, 7 first air ports, 8 second air ports, 9 deep beads, 10 tilting sections.
Detailed description of the invention
In order to more clearly understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, when not conflicting, the feature in the embodiment of the application and embodiment can combine mutually.
Set forth a lot of detail in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here to implement, and therefore, protection domain of the present utility model is not by the restriction of following public specific embodiment.
Below in conjunction with accompanying drawing, the micro-wave oven described in some embodiments of the utility model is described.
As depicted in figs. 1 and 2, the utility model provides a kind of micro-wave oven, comprising: the cavity 2 of hollow; Waveguide 3, is positioned at the outside of described cavity 2 and is arranged on described cavity 2, and its one end is connected with described cavity 2, the other end and magnetron are assembled mutually; Described magnetron, is positioned at the side of described cavity 2 and described waveguide 3, and the aerial head 5 of described magnetron stretches in described waveguide 3 from the described other end of described waveguide 3; Fan 1, is installed on the outside of described cavity 2; With wind scooper 6, be installed on the air outlet place of described fan 1; Wherein: the bottom of described waveguide 3 is provided with the first air port 7, the air of the outlet blowout of described fan 1 enters described waveguide 3 from described first air port 7, and the air entering described waveguide 3 is blown into described cavity 2 from described one end of described waveguide 3 after the aerial head 5 of described magnetron.
The micro-wave oven that the utility model provides, by increasing by the first air port 7 bottom waveguide 3, the cold air that fan 1 is blown out can be entered into waveguide 3 inner, thus the aerial head 5 being arranged on waveguide inside is cooled, reduce the temperature of magnetron antenna head 5, drastically increase use of microwave ovens life and reliability, meet the demand of user, meet the design concept of modern enterprise optimizing product.
In addition, cold air imports in waveguide 3 from the first air port 7 by the utility model, cold air can form certain blast in waveguide 3, the steam produced during heating using microwave food is made to be difficult to enter waveguide 3 inner, thus the possibility that waveguide 3 gets rusty can be reduced, improve the service life of waveguide 3 and the quality of micro-wave oven, its practicality is better.
In addition, the micro-wave oven provided according to the utility model above-described embodiment also has following additional technical feature:
Preferably, as shown in Figure 1, described micro-wave oven also comprises: wind scooper 6, and described wind scooper 6 is installed on the air outlet place of fan 1; Wherein: there is in described wind scooper the first separate air-guiding aisle 62 and the second air-guiding aisle 61, described cavity 2 offers the second air port; An air part for the outlet blowout of described fan 1 blows to described magnetron, another part through described first air-guiding aisle 62 and enters described cavity respectively from described second air port 8 through described second air-guiding aisle 61 and enter described waveguide 3 from described first air port 7.
Wind scooper, by from fan outlet cold wind out, is divided into independently two parts, and part cooling magnetron, a part enters inside cavity and waveguide is inner, thus, can carry out reasonable distribution to cold wind, arrives best cooling effect
And the inside of described second air-guiding aisle 61 is also provided with deep bead 9, described deep bead 9 between described second air port 8 and described first air port 7 and the entrance separating described first air port 7 and described second air-guiding aisle 61 in both sides; Wherein, described deep bead 9 be positioned at described cavity 2 rear side and with the rear plate (i.e. rear wall) of described cavity 2 separately, and described deep bead is also provided with air vent (not shown).
Air in second air-guiding aisle 61 is divided into two parts by deep bead 9, wherein most air enters cavity 2 by the second air port 8, the gap of another fraction air after deep bead 9 and cavity between plate and the air vent on deep bead 9, enter in waveguide 3 from the first air port 7, and after dispelling the heat to aerial head 5, enter cavity 2 along waveguide 3.
Arranging deep bead can make the most of air in the second air-guiding aisle 61 enter cavity, and only fraction enters in waveguide 3, makes the distribution of cold wind more reasonable.
Wherein, be separate from the cold air be blown in cavity 2 for the cold air dispelling the heat to aerial head 5, so the amount of the cold air blowing to magnetron can not be affected, so the heat radiation of magnetron also can not be affected.
Particularly, as depicted in figs. 1 and 2, on the upper side wall of described cavity 2, and the front end of described waveguide 3 is connected with described cavity 2, and rear end is positioned at the rear of described cavity 2 and assembles mutually with the described magnetron at the rear being positioned at described cavity 2.
Wherein, described wind scooper 6 and waveguide 3 arrange (as depicted in figs. 1 and 2) before and after can being, also can be about arrange (this scheme is not shown); all can realize the object of the application; its aim does not depart from design philosophy of the present utility model; do not repeat them here, but should belong in the protection domain of the application.
Preferably, as shown in Figure 1, the upper inside walls of described waveguide 3 has tilting section 10, and described tilting section 10 tilts upward setting from front to back, and described first air port 7 is positioned at the below of described tilting section 10.
Tilting section is blowed to and under the guiding of tilting section 10 from the first air port 7 air entered in waveguide 3, flow to the region at aerial head 5 place, lower the temperature in order to give aerial head 5, enter in cavity by the front end of waveguide under the stop of final rear wall in waveguide, can effectively promote use of microwave ovens life-span and quality, better meet the demand of user.
Further, as depicted in figs. 1 and 2, described first air port 7 is multiple through hole, and multiple described through hole is uniformly distributed.
Certainly, the set-up modes such as multiple described through hole Arbitrary distribution all can realize the object of the application, and its aim does not depart from design philosophy of the present utility model, should belong in the protection domain of the application.
And as shown in Figure 1, described second air port 8 is multiple through hole, and multiple described through hole is uniformly distributed.
Certainly, the set-up modes such as multiple described through hole Arbitrary distribution all can realize the object of the application, and its aim does not depart from design philosophy of the present utility model, should belong in the protection domain of the application.
It should be noted that, the aperture of described through hole is not more than 1/4th of microwave wavelength.
Microwave, not by being less than its quarter-wave through hole, can effectively preventing microwave excessive so the aperture of through hole is not more than 1/4th of microwave wavelength, making use of microwave ovens safer.
Preferably, the aperture of described through hole is 3mm.
Preferably, as depicted in figs. 1 and 2, the lower wall of described waveguide 3 rear end offers installing hole, and described aerial head 5 is plugged in described installing hole from bottom to top.
Preferably, silver is adopted to weld mutually between the aerial head 5 of described magnetron and the body 51 of described magnetron.
Aerial head 5 and the body 51 of magnetron adopt silver to weld inside and the external environment of the body that can make magnetron mutually, are conducive to magnetron inside and are in vacuum state (for vacuum state is the necessary condition that magnetron produces microwave in magnetron) for a long time.
In sum, the micro-wave oven that the utility model provides, the guiding cool air that fan 1 can be blown out is to aerial head 5, reduce the temperature of magnetron antenna head 5, drastically increase service life and the reliability of microwave oven magnetic, meet the demand of user, meet the design concept of modern enterprise optimizing product.
It should be noted that, the arrow in accompanying drawing represents the flow direction of air.
Certainly, waveguide 3 can also offer the first air outlet, enter air in waveguide from the first air port 7 after lowering the temperature to aerial head 5, flow out from the first air outlet.
Preferably, the bore of the first air outlet is not more than 3mm.
In description of the present utility model, it will be appreciated that, term " on ", the orientation of the instruction such as D score, "front", "rear" or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or unit must have specific direction, with specific azimuth configuration and operation, therefore, can not be interpreted as restriction of the present utility model; In description of the present utility model, term " installation ", " being connected ", " connection ", " fixing " etc. all should be interpreted broadly, and such as, " connection " can be fixedly connected with, and also can be removably connect, or connects integratedly; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, the concrete meaning of above-mentioned term in the utility model can be understood as the case may be.
In the description of this description, specific features, structure, material or feature that the description of term " embodiment ", " some embodiments ", " specific embodiment " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present utility model or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. a micro-wave oven, is characterized in that, comprising:
The cavity of hollow;
Waveguide, is positioned at the outside of described cavity and is arranged on described cavity, and its one end is connected with described cavity, the other end and magnetron are assembled mutually;
Described magnetron, is positioned at the side of described cavity and described waveguide, and the aerial head of described magnetron stretches in described waveguide from the described other end of described waveguide;
Fan, is installed on the outside of described cavity; Wherein: bottom described waveguide, be provided with the first air port, the air of the outlet blowout of described fan enters described waveguide from described first air port, and the air entering described waveguide enters described cavity from described one end of described waveguide after the aerial head of described magnetron.
2. micro-wave oven according to claim 1, is characterized in that, also comprises:
Wind scooper, is installed on the air outlet place of described fan; There is in described wind scooper the first separate air-guiding aisle and the second air-guiding aisle, described cavity offers the second air port;
An air part for the outlet blowout of described fan blows to described magnetron, another part through described first air-guiding aisle and enters described cavity respectively from described second air port through described second air-guiding aisle and enter described waveguide from described first air port.
3. micro-wave oven according to claim 2, is characterized in that,
The inside of described second air-guiding aisle is also provided with deep bead, described deep bead between described second air port and described first air port and the entrance separating described first air port and described second air-guiding aisle in both sides; Wherein, described deep bead be positioned at described cavity rear side and with the rear plate of described cavity separately, and described deep bead is also provided with air vent.
4. micro-wave oven according to claim 3, is characterized in that,
The upper inside walls of described waveguide has tilting section, and described tilting section tilts upward setting from front to back, and described first air port is positioned at the below of described tilting section.
5. micro-wave oven according to claim 4, is characterized in that,
Described first air port is multiple through hole, and multiple described through hole is uniformly distributed.
6. micro-wave oven according to claim 4, is characterized in that,
Described second air port is multiple through hole, and multiple described through hole is uniformly distributed.
7. the micro-wave oven according to claim 5 or 6, is characterized in that,
The aperture of described through hole is not more than 1/4th of microwave wavelength.
8. micro-wave oven according to claim 7, is characterized in that,
The aperture of described through hole is 3mm.
9. the micro-wave oven according to any one of claim 3 to 6, is characterized in that,
The lower wall of described waveguide rear end offers installing hole, and described aerial head is plugged in described installing hole from bottom to top.
10. micro-wave oven according to any one of claim 1 to 6, is characterized in that,
Silver is adopted to weld mutually between the aerial head of described magnetron and the body of described magnetron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870397.5U CN204404278U (en) | 2014-12-30 | 2014-12-30 | Micro-wave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420870397.5U CN204404278U (en) | 2014-12-30 | 2014-12-30 | Micro-wave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204404278U true CN204404278U (en) | 2015-06-17 |
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ID=53428130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420870397.5U Expired - Fee Related CN204404278U (en) | 2014-12-30 | 2014-12-30 | Micro-wave oven |
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| CN (1) | CN204404278U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042651A (en) * | 2015-08-28 | 2015-11-11 | 广东美的厨房电器制造有限公司 | Microwave oven |
| CN105662108A (en) * | 2016-01-20 | 2016-06-15 | 韩沐昕 | Fluidized and semi-fluidized microwave heating device capable of achieving Chinese cooking, stir-frying and frying industrialization |
| CN107396480A (en) * | 2017-07-26 | 2017-11-24 | 广东美的厨房电器制造有限公司 | The magnetron cooling control method and micro-wave oven of micro-wave oven |
| CN110362159A (en) * | 2019-08-12 | 2019-10-22 | 广东虹勤通讯技术有限公司 | Laptop |
| CN113939055A (en) * | 2020-07-13 | 2022-01-14 | 广东美的厨房电器制造有限公司 | Waveguide member and microwave heating appliance |
-
2014
- 2014-12-30 CN CN201420870397.5U patent/CN204404278U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105042651A (en) * | 2015-08-28 | 2015-11-11 | 广东美的厨房电器制造有限公司 | Microwave oven |
| CN105662108A (en) * | 2016-01-20 | 2016-06-15 | 韩沐昕 | Fluidized and semi-fluidized microwave heating device capable of achieving Chinese cooking, stir-frying and frying industrialization |
| CN107396480A (en) * | 2017-07-26 | 2017-11-24 | 广东美的厨房电器制造有限公司 | The magnetron cooling control method and micro-wave oven of micro-wave oven |
| CN110362159A (en) * | 2019-08-12 | 2019-10-22 | 广东虹勤通讯技术有限公司 | Laptop |
| CN113939055A (en) * | 2020-07-13 | 2022-01-14 | 广东美的厨房电器制造有限公司 | Waveguide member and microwave heating appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 |