CN102769952B - Semiconductor microwave oven and semiconductor microwave generator connecting structure for same - Google Patents
Semiconductor microwave oven and semiconductor microwave generator connecting structure for same Download PDFInfo
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- CN102769952B CN102769952B CN201210248843.4A CN201210248843A CN102769952B CN 102769952 B CN102769952 B CN 102769952B CN 201210248843 A CN201210248843 A CN 201210248843A CN 102769952 B CN102769952 B CN 102769952B
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- semiconductor microwave
- microwave generator
- semiconductor
- antenna
- wave guide
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/66—Circuits
- H05B6/68—Circuits for monitoring or control
- H05B6/686—Circuits comprising a signal generator and power amplifier, e.g. using solid state oscillators
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/72—Radiators or antennas
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Control Of High-Frequency Heating Circuits (AREA)
- Constitution Of High-Frequency Heating (AREA)
Abstract
The invention provides a semiconductor microwave oven and a semiconductor microwave generator connecting structure for the same. The connecting structure comprises semiconductor microwave generators and an antenna, wherein the semiconductor microwave generators are connected with the antenna through an adapter socket and an adapter plug, which are matched. The semiconductor microwave generators directly transmits microwaves to an antenna head through the socket and the plug, which are matched, so that a transmission distance is shortened, the loss of the microwaves in a transmission process is reduced, and the connecting structure is simple, compact and low in transmission loss. The semiconductor microwave oven comprises a microwave oven cavity body, a waveguide port in the cavity body, two or more than two semiconductor microwave generators electrically connected with a direct current power supply, and a matched waveguide box, wherein the two or more than two semiconductor microwave generators are connected with the waveguide port through the waveguide box, and are connected with the antenna through the semiconductor microwave generator connecting structure; and the microwaves are guided into the waveguide box through the antenna. The semiconductor microwave oven is simple and compact in structure, the loss of the microwaves in a transmission process is low, and an adjustable heating range is wide; and the two or more than two semiconductor microwave generators can alternately work or be combined for work, and different power ranges can be selected according to needs to achieve required cooking effects and meet various cooking requirements.
Description
[technical field]
The present invention relates to a kind of microwave oven, refer in particular to the syndeton of a kind of semiconductor microwave oven and semiconductor microwave generator thereof.
[background technology]
Microwave oven is used to the common cooking appliance of culinary art or heat food, it utilizes Microwave Heating to be placed in the food of microwave cavity indoor, traditional microwave oven is microwave magnetron stove, comprises the parts such as power supply, magnetron, transformer, high-voltage capacitance, high-voltage diode, control circuit, cooking cavity, fire door.Power supply provides high-tension electricity to magnetron, and magnetron, under power supply excitation, produces microwave continuously, then through Wave guide system, is coupled in cooking cavity.Its principle utilizes a kind of microwave of the magnetron in microwave oven, and this microwave is by after food absorption, and the hydrone of food produces the higher-order of oscillation, and the frictional heat produced by this higher-order of oscillation carrys out cooking food.Near the import department of furnace chamber, there is a rotatable blender, because blender is the metal of fan shape, after rotating, microwave is had to the reflection of all directions, microwave energy is evenly distributed in cooking cavity.Conventional magnetron pipe microwave oven needs employing 4000 volts of high voltage sourcies, there is Electrical Safety problem and complex structure, and the restriction being subject to each components and parts makes microwave magnetron stove comparatively large-scale and shape is restricted.
Along with the development of technology, occur adopting semiconductor to replace magnetron to produce the semiconductor microwave oven of microwave, it adopts semiconductor microwave generator to replace magnetron and produces and meets the microwave signal that the cooking requires amplitude, semiconductor microwave generator comprises microwave signal and produces circuit and power amplification circuit, by microwave antenna by microwave signal transmission to furnace chamber, this semiconductor microwave oven adopts low tension to provide working power for control circuit and semiconductor microwave generator.
But semiconductor microwave oven syndeton loss is large at present, complex structure, weak heat-dissipating, generally only be provided with single semiconductor microwave generator and single wave guide box, microwave power is very limited, the power of single semiconductor microwave generator can only reach about 300w-900w, when heated food quantity is more, heating-up temperature can not be satisfied the demand, and makes cooking length of time long, and cooking effect is poor, and the adjustable range of heating is little, can not meet the needs of heating effect miscellaneous.
Therefore, provide a kind of semiconductor microwave oven simple and compact for structure, that loss is few, heat radiation is good, heat regulation scope is large real in necessary.
[summary of the invention]
The object of the present invention is to provide a kind ofly to removably connect, perfect heat-dissipating, structure are simple, volume is little, it is simple and easy to operate, the semiconductor microactuator generator syndeton of stable connection.
Another object of the present invention is to provide a kind of simple and compact for structure, semiconductor microwave oven that loss is few.
For realizing the object of the invention, provide following technical scheme:
The invention provides a kind of semiconductor microwave generator syndeton, it comprises semiconductor microwave generator and antenna, multi-tap by matching between this semiconductor microwave generator with antenna is connected with patchplug, and described multi-tap and patchplug are for being threaded.Screw thread is provided with outside this multi-tap, this patchplug is provided with the switching nut matched with the screw thread of multi-tap, multi-tap and patchplug are connected by the cooperation of screw thread with switching nut, and this syndeton is simple, stable connection, operation is simple and easy, convenient connects, and loss is few.In some execution modes, this multi-tap and patchplug can also adopt buckle connected mode, by multi-tap with patchplug is arranged the buckle structure matched and is connected and fixed, structure is simple, operate simple and easy, stable connection.
This semiconductor microwave generator by the socket that matches and plug directly by microwave transmission to aerial head, shorten transmission range, decrease the loss of microwave in transmitting procedure, simple and compact for structure, loss is few.
A wherein execution mode, this patchplug is arranged at one end of antenna, and the other end of antenna is provided with aerial head, and this multi-tap is arranged in semiconductor microwave generator.Another kind of execution mode, this multi-tap is arranged at one end of antenna, and the other end of antenna is provided with aerial head, and this patchplug is arranged in semiconductor microwave generator.
In some of them execution mode, this multi-tap is provided with jack, and this patchplug is provided with the contact pin coordinated with it, microwave signal is sent to antenna by this structure, shorten transmission range, decrease the loss of microwave in transmitting procedure, simple and compact for structure, loss is few.
In some of them execution mode, described semiconductor microwave generator is provided with heat transfer radome base and heat transfer radome upper cover, the upper and lower end face of semiconductor microwave generator is fixedly connected with heat transfer radome upper cover and the radome base that conducts heat respectively.This structure contributes to fixed transfer socket or the connection between patchplug and semiconductor microwave generator.
In some of them execution mode, this heat transfer radome covers and is provided with fin and fan, this fan is fixed on heat transfer radome upper cover by fixed head, and this structure has good radiating effect.
In some of them execution mode, outside this antenna, be provided with stator, contribute to being connected and fixed between antenna and wave guide box.Further, be surrounded on outside antenna and be provided with ceramic ring, stator and ceramic ring junction are provided with copper mesh.Copper mesh is used for can preventing fit-up gap microwave from leakage when stator and wave guide box are connected and fixed, and the shape of copper mesh is ring-type, also can be outline is square or oval or other shape.
Preferably, the antenna cap be enclosed within outside aerial head is also comprised.
The present invention also provides a kind of semiconductor microwave oven, comprise the waveguide mouth on microwave oven cavity and cavity thereof, the semiconductor microwave generator be electrically connected with DC power supply, and the wave guide box matched, this semiconductor microwave generator is connected with waveguide mouth by wave guide box, described semiconductor microwave generator adopts semiconductor microwave generator syndeton as above to connect antenna, and microwave is by described antenna access wave guide box.This semiconductor microwave oven is simple and compact for structure, and microwave loss in transmitting procedure is low.
In some embodiments, the wave guide box that this semiconductor microwave oven includes semiconductor microwave generator described in two or more and matches, this semiconductor microwave generator adopts described semiconductor microwave generator syndeton to connect antenna, and microwave is by described antenna access wave guide box.Two or more semiconductor microwave generator can provide the microwave power higher than single semiconductor microwave generator, can reach total heating-up temperature can be higher, higher heating-up temperature needs can be met when heated food quantity is more, cooking length of time is shortened, and the adjustable range of heating is wider, these two or more semiconductor microwave generator can alternation or combination work simultaneously, different power brackets can be selected as required, to obtain required cooking effect, meet various cooking needs.
In some embodiments, each semiconductor microwave generator and supporting wave guide box thereof are separately positioned on cavity top or bottom or side or below.As required semiconductor microwave generator and wave guide box can be arranged on cavity top and can be convenient to heat radiation, play semiconductor microwave generator maximum efficiency; Or semiconductor microwave generator and wave guide box are arranged on cavity side and can obtain good microwave importing angle, improve the uniformity that microwave uses at cavity.
In some embodiments, each semiconductor microwave generator connects a DC power supply respectively, independently civil power is converted to DC low-voltage and is supplied to each semiconductor microwave generator described and controller by DC power supply respectively, can realize independently controlling each semiconductor microwave generator, increase flexible adjustment.
In some embodiments, the waveguide mouth on this wave guide box and semiconductor microwave furnace cavity is connected by welding manner.
Contrast prior art, the present invention has the following advantages:
Semiconductor microwave generator syndeton of the present invention decreases the loss of microwave in transmitting procedure, simple and compact for structure; Semiconductor microwave oven of the present invention adopts described semiconductor microwave generator syndeton simple and compact for structure, and decrease loss, the setting position of semiconductor microwave generator and wave guide box more corresponds to actual needs; Two or more semiconductor microwave generator and the wave guide box matched, high microwave power can be realized, can reach total heating-up temperature can be higher, higher heating-up temperature needs can be met when heated food quantity is more, cooking length of time is shortened, and microwave power adjustable range is increased, the adjustable range of heating is wider, different power brackets can be selected as required, to obtain required cooking effect, meet various cooking needs.
[accompanying drawing explanation]
Fig. 1 is the schematic diagram of semiconductor microwave generator syndeton of the present invention;
Fig. 2 is the cutaway view of semiconductor microwave generator syndeton of the present invention;
Fig. 3 is the schematic diagram of one of semiconductor microwave oven embodiment of the present invention;
Fig. 4 is the vertical view of one of semiconductor microwave oven embodiment of the present invention.
[embodiment]
Refer to Fig. 1 and Fig. 2, the semiconductor microwave generator syndeton of the embodiment of the present invention, it comprises semiconductor microwave generator and is attached thereto the antenna 130 connect, multi-tap 110 by matching between this semiconductor microwave generator with antenna is connected with patchplug 120, this semiconductor microwave generator by the socket that matches and plug directly by microwave transmission to aerial head 141, shorten transmission range, decrease the loss of microwave in transmitting procedure, simple and compact for structure, loss is few.
In the present embodiment, this multi-tap 110 is arranged in semiconductor microwave generator, and this patchplug 120 is arranged at one end of antenna 130, and the other end of antenna is provided with aerial head 141.This syndeton can also adopt another kind of execution mode, and one end that 110 are arranged at antenna 130 is inserted in this switching, and the other end of antenna is provided with aerial head 141, and this patchplug 120 is arranged in semiconductor microwave generator.
As shown in Figure 2, this multi-tap 110 is provided with jack 111, and this patchplug 120 is provided with the contact pin 121 coordinated with it, and the structure that microwave signal is coordinated by this jack be connected and contact pin is sent to antenna 130.
Described multi-tap 110 and patchplug 120 are for being threaded, as shown in Figure 2, screw thread 112 is provided with outside this multi-tap 110, this patchplug 120 is provided with the switching nut 122 matched with the screw thread 112 of multi-tap, multi-tap and patchplug are connected by the cooperation of screw thread with switching nut, and this syndeton is simple, stable connection, operation are simple and easy.Except the present embodiment, this multi-tap 110 can also adopt buckle connected mode with patchplug 120, by multi-tap with patchplug is arranged the buckle structure matched and is connected and fixed, also have structure simple, operate effect that is simple and easy, stable connection.
Refer to Fig. 1 and Fig. 2, in the present embodiment, semiconductor microwave generator is placed between the heat transfer radome base 151 that matches and heat transfer radome upper cover 152, semiconductor microwave generator is connected with multi-tap 110, this antenna 130 one end connects the multi-tap 110 of semiconductor microwave generator by patchplug 120, the other end connects aerial head 131.This heat transfer radome upper cover 152 is provided with fin 161 and fan 162, and this fan is fixed on heat transfer radome upper cover 152 by fixed head 163, and this structure has good radiating effect.
Outside this antenna, 130 are provided with stator 140, contribute to being connected and fixed between antenna and wave guide box.Be surrounded on outside antenna 130 and be provided with ceramic ring 142, stator 140 and ceramic ring 142 junction are provided with copper mesh 144, fit-up gap microwave from leakage can be prevented when copper mesh 144 is connected and fixed for stator and wave guide box, the shape of copper mesh is ring-type, also can be outline is square or oval or other shape.Described aerial head 141 overcoat has antenna cap 143.
Refer to Fig. 3 and Fig. 4, one of semiconductor microwave oven embodiment of the present invention, this semiconductor microwave oven comprises the waveguide mouth 220 on microwave oven cavity 210 and cavity thereof, by the semiconductor microwave generator 240 that wave guide box 230 is connected with waveguide mouth 220, the DC power supply 250 be electrically connected with semiconductor microwave generator, described semiconductor microwave generator 240 adopts semiconductor microwave generator syndeton as above to connect antenna, described antenna access wave guide box 230.This semiconductor microwave oven is simple and compact for structure, and microwave loss in transmitting procedure is low.The quantity of semiconductor microwave generator 240 can be one, also can adopt two as shown in the drawings in embodiment, or adopts two or more.Two semiconductor microwave generator can provide the microwave power higher than single semiconductor microwave generator, and adjustable range is wider, can select different power brackets as required, meet various cooking needs.
Two semiconductor microwave generator 240 connect a DC power supply 250 respectively, independently civil power is converted to DC low-voltage and is supplied to each semiconductor microwave generator described and controller by DC power supply respectively, can realize independently controlling each semiconductor microwave generator, increase flexible adjustment.
In the present embodiment, this wave guide box 230 is connected by welding manner with the waveguide mouth 220 on semiconductor microwave furnace cavity.
Incorporated by reference to consulting Fig. 4, this semiconductor microwave generator 240 is connected with patchplug by the multi-tap matched with between radiating guide, be provided with screw thread outside this multi-tap, this patchplug is provided with the switching nut 120 matched with the screw thread of multi-tap, and this radiating guide one end connects semiconductor microwave generator, 240, the other end connects aerial head, and aerial head, by waveguide aperture access wave guide box 230, connects simple and convenient, easy assembling disassembling, loss is few.
Each semiconductor microwave generator and supporting wave guide box thereof can be separately positioned on cavity top or bottom or side or below as required, semiconductor microwave generator and wave guide box are arranged on cavity top and can be convenient to heat radiation, play semiconductor microwave generator maximum efficiency, or semiconductor microwave generator and wave guide box are arranged on cavity side and can obtain good microwave importing angle, improve the uniformity that microwave uses at cavity.
In the present embodiment, two semiconductor microwave generator 240 and supporting wave guide box 230 thereof are all arranged on cavity top, be convenient to heat radiation, be in good ambient temperature when semiconductor microwave generator is worked and play maximum operating efficiency, for obtaining better radiating effect, semiconductor microwave generator 240 is also provided with radiator 161, improves rate of heat dissipation further.
The foregoing is only preferred embodiment of the present invention, protection scope of the present invention is not limited thereto, and anyly all belongs within scope based on the equivalent transformation in technical solution of the present invention.
Claims (1)
1. a semiconductor microwave oven, comprise the waveguide mouth on microwave oven cavity and cavity thereof, the semiconductor microwave generator be connected with waveguide mouth by wave guide box, the DC power supply be electrically connected with semiconductor microwave generator, is characterized in that:
Described semiconductor microwave generator adopts semiconductor microwave generator syndeton, described semiconductor microwave generator syndeton comprises semiconductor microwave generator and antenna, multi-tap by matching between this semiconductor microwave generator with antenna is connected with patchplug, this multi-tap is provided with jack, this patchplug is provided with the contact pin coordinated with it, described multi-tap and patchplug are for being threaded, described semiconductor microwave generator is provided with heat transfer radome base and heat transfer radome upper cover, semiconductor microwave generator upper, lower surface is fixedly connected with heat transfer radome upper cover and the radome base that conducts heat respectively, this heat transfer radome covers and is provided with fin and fan, this fan is fixed on heat transfer radome upper cover by fixed head,
Described semiconductor microwave generator is two or more, described wave guide box matches with described semiconductor microwave generator, microwave is by described antenna access wave guide box, each semiconductor microwave generator and supporting wave guide box thereof are separately positioned on cavity top or bottom or side or below, each semiconductor microwave generator connects a DC power supply respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210248843.4A CN102769952B (en) | 2012-07-18 | 2012-07-18 | Semiconductor microwave oven and semiconductor microwave generator connecting structure for same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210248843.4A CN102769952B (en) | 2012-07-18 | 2012-07-18 | Semiconductor microwave oven and semiconductor microwave generator connecting structure for same |
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| Publication Number | Publication Date |
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| CN102769952A CN102769952A (en) | 2012-11-07 |
| CN102769952B true CN102769952B (en) | 2015-03-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3407680A1 (en) * | 2017-05-24 | 2018-11-28 | Miele & Cie. KG | Device for the creation and transmission of high-frequency waves (hf waves) |
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| CN104613513A (en) * | 2013-11-01 | 2015-05-13 | 广东美的厨房电器制造有限公司 | Microwave heating device, and controlling method thereof |
| CN103912900A (en) * | 2014-03-20 | 2014-07-09 | 广东美的厨房电器制造有限公司 | Semiconductor microwave generator connection structure of microwave oven and microwave oven |
| CA2942672C (en) | 2014-03-20 | 2021-10-26 | Guangdong Midea Kitchen Appliances Manufacturing Co., Ltd. | Connection structure and input/output connection structure of semiconductor microwave generator for microwave oven, and microwave oven |
| DE102014226280B4 (en) * | 2014-12-17 | 2019-06-13 | E.G.O. Elektro-Gerätebau GmbH | Microwave generator and microwave oven |
| US20240023211A1 (en) | 2020-09-15 | 2024-01-18 | Joliet 2010 Limited | Rf power module with a connectorless rf radiating element |
| CN112043173A (en) * | 2020-09-28 | 2020-12-08 | 杭州老板电器股份有限公司 | All-in-one cooking machine with microwave heating function |
| DE102023117291A1 (en) | 2023-06-30 | 2025-01-02 | E.G.O. Elektro-Gerätebau GmbH | Power unit and induction hob with such a power unit |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100399135B1 (en) * | 2000-07-27 | 2003-09-26 | 삼성전자주식회사 | Microwave Oven and Control Method Thereof |
| CN2717165Y (en) * | 2004-05-31 | 2005-08-10 | 林清矫 | Microwave oven waveguide apparatus with soakage function |
| KR100710036B1 (en) * | 2005-12-21 | 2007-04-20 | 주식회사 대우일렉트로닉스 | Magnetron and coaxial cable connector and microwave oven using the same |
| CN102374557B (en) * | 2011-10-31 | 2016-08-03 | 广东美的厨房电器制造有限公司 | The microwave feed-in structure of semiconductor microwave oven |
| CN202738162U (en) * | 2012-07-18 | 2013-02-13 | 广东格兰仕微波炉电器制造有限公司 | Semiconductor microwave oven and semiconductor microwave generator connection structure thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3407680A1 (en) * | 2017-05-24 | 2018-11-28 | Miele & Cie. KG | Device for the creation and transmission of high-frequency waves (hf waves) |
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| CN102769952A (en) | 2012-11-07 |
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