CN105485732B - Micro-wave oven - Google Patents
Micro-wave oven Download PDFInfo
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- CN105485732B CN105485732B CN201511034933.3A CN201511034933A CN105485732B CN 105485732 B CN105485732 B CN 105485732B CN 201511034933 A CN201511034933 A CN 201511034933A CN 105485732 B CN105485732 B CN 105485732B
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- tube assembly
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- 239000004065 semiconductor Substances 0.000 claims abstract description 47
- 238000010411 cooking Methods 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 230000005540 biological transmission Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 7
- 238000009434 installation Methods 0.000 description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 239000000306 component Substances 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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- 239000011343 solid material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Constitution Of High-Frequency Heating (AREA)
Abstract
The invention provides a kind of micro-wave oven, including：Casing, waveguide tube assembly and semiconductor microactuator wave source；Waveguide tube assembly is arranged in casing, and semiconductor microactuator wave source is arranged in casing, and is connected with waveguide tube assembly；Wherein, semiconductor microactuator wave source includes：Microwave feedthrough and semiconductor microwave driving source, radio frequency connector are provided with microwave feedthrough, its plug is arranged in waveguide tube assembly, and its socket is connected with the printed circuit board (PCB) in semiconductor microwave driving source.Micro-wave oven provided by the invention, microwave feedthrough screws cooperation by plug, socket, realize the connection of semiconductor microwave driving source and waveguide tube assembly, semiconductor microwave driving source is fixed on micro-wave oven, the microwave that can be sent simultaneously is sent in waveguide tube assembly by microwave feedthrough, so as to be heated to the food in cooking cavity；This detachable microwave feedthrough, instant microwave driving source structure design and production, and it is easy to assembly.
Description
Technical field
The present invention relates to kitchen appliance field, in particular to a kind of micro-wave oven.
Background technology
Micro-wave oven is the common tool for heating or cooking, and has the characteristics of energy-saving and environmental protection, clean and quick.Magnetic control
Pipe is the core component of micro-wave oven, and for producing microwave energy, it is substantially a diode being placed in stationary magnetic field, in pipe
Electronics interacts under the control of orthogonal stationary magnetic field and steady electric field with electromagnetic field of high frequency, from constant
Energy conversion is obtained in electric field into microwave energy, so as to reach the purpose for producing microwave energy.
At present, occur replacing magnetron to produce the semiconductor microwave oven of microwave using semiconductor microwave generator, partly lead
Body microwave generator mainly includes microwave signal generation circuit and power amplification circuit, by attachment means from microwave generator
Draw microwave and by it by antenna feed-in wave guide box, finally proceed to cavity.
The content of the invention
At least one in order to solve the above-mentioned technical problem, it is an object of the invention to provide a kind of consolidating for microwave feedthrough
Determine that mode is simple and the micro-wave oven of microwave transmission dependable performance.
In view of this, the invention provides a kind of micro-wave oven, including：Casing, the casing have cooking cavity；Waveguide group
Part, the waveguide tube assembly are arranged in the casing；With semiconductor microactuator wave source, the semiconductor microactuator wave source is arranged on the case
In vivo, and with the waveguide tube assembly it is connected, for launching microwave into the cooking cavity；Wherein, the semiconductor microactuator wave source
Including：Microwave feedthrough, the microwave feedthrough include radio frequency connector and antenna, and the plug of the radio frequency connector is set
Put in the waveguide tube assembly, the inner wire of the plug is connected with the antenna；With semiconductor microwave driving source, described half
Conductor microwave driving source includes radome, printed circuit board (PCB), metal substrate and radiator, the socket of the radio frequency connector and institute
State printed circuit board (PCB) connection.
Micro-wave oven provided by the invention, microwave feedthrough screw cooperation by plug, socket, realize semiconductor microwave
The connection of driving source and waveguide tube assembly, semiconductor microwave driving source is fixed on micro-wave oven, while can be sent
Microwave is sent in waveguide tube assembly by microwave feedthrough, so as to be heated to the food in cooking cavity；It is this to divide
From the microwave feedthrough of formula, instant microwave driving source structure design and production, and it is easy to assembly, time saving, while ensure that micro-
The reliability of ripple transmission performance, so as to improve the competitiveness of product in market.
Specifically, semiconductor microwave oven of the prior art, semiconductor microwave generator connected mode are complicated and unfavorable
In the installation of other elements, user's use is not easy to；And the present invention provides one kind and meets microwave oven design custom, it is easy to pacify
Dress, and semiconductor microactuator wave source fixed form stable and reliable for performance；Specifically, by setting semiconductor in the casing of micro-wave oven
Microwave source, reach the purpose to food cooking in micro-wave oven, and the plug of microwave feedthrough is connected with waveguide tube assembly, socket
It is connected with the printed circuit board (PCB) of semiconductor microwave driving source, the microwave sent in semiconductor microwave driving source can be passed through microwave
Feedthrough is sent in waveguide tube assembly, so as to be heated to the food in cooking cavity；This detachable microwave feedback
Enter device, instant microwave driving source structure design and production, and microwave feedthrough screws cooperation by plug, socket, it is real
The fixation of existing semiconductor microwave driving source and waveguide tube assembly, it is not only easy to assembly, time saving, it is ensured that microwave transmission performance
Reliability, so as to improve the competitiveness of product in market.
In addition, the micro-wave oven in above-described embodiment provided by the invention can also have following additional technical feature：
In the above-mentioned technical solutions, the waveguide tube assembly includes：Waveguide；Waveguide cover, it is provided with the waveguide cover
Through hole；And connector, the connector are fixed on the waveguide cover, and it is located at the through hole；Wherein, the plug and institute
State connector to be fixedly connected, the antenna and inner wire sequentially passes through the connector and the through hole stretches into the waveguide
In pipe.
In the technical scheme, connector is fixed on waveguide cover, and plug is fixedly connected with connector, i.e., connector will be inserted
Head connects with waveguide cover, realizes the connection of microwave feedthrough and waveguide tube assembly, and antenna and inner wire are worn successively
Cross connector and through hole is extend into waveguide, the further connection to microwave feedthrough and waveguide tube assembly is determined
Position, ensure that both bonding strengths.
In any of the above-described technical scheme, the connector is connection ring, and the connection ring is set around the through hole, institute
State antenna and the inner wire sequentially passes through the connection ring and the through hole is stretched into the waveguide.
In the technical scheme, connection ring is set around through hole, ensure that the shape of annular distance that connection ring formed and through hole
Shape is adapted so that antenna and inner wire are more smooth when passing through connection ring and through hole, ensure that microwave feedthrough with
The accuracy of waveguide tube assembly connection.
In any of the above-described technical scheme, the side wall of the through hole extends to form boss；The connector includes：It is fixed
Frame, the fixed mount are fixed on the waveguide cover, and set fluted on the fixed mount, and the boss passes through the groove
Bottom plate, and protrude the fixed mount, the boss forms mounting groove with the groove；And shading ring, the shading ring are arranged
Put on the boss, and in the mounting groove；Wherein, the plug is fixedly connected with the fixed mount, the antenna
The fixed mount is sequentially passed through with the inner wire and the through hole is stretched into the waveguide.
In the technical scheme, the side wall of through hole extends the boss to be formed and passes through the bottom plate of groove, and protrudes fixed mount, makes
Plug on radio frequency connector is in close contact with this boss, ensure that the sky surrounded between microwave feedthrough and waveguide tube assembly
Between seal, that is, ensure that microwave feedthrough being capable of normal work；And shading ring is set on boss, and positioned at installation
In groove, on the one hand, play cushioning effect between the plug and fixed mount on radio frequency connector；On the other hand, shading ring has
Electric action well, perfection shielding electromagnetic wave, makes the microwave transmission of waveguide tube assembly stable and reliable for performance, so as to add production
The market competitiveness of product.
In any of the above-described technical scheme, the upper surface of the boss is higher 0.2mm than the upper surface of the fixed mount~
0.3mm。
In the technical scheme, boss height is higher 0.2mm~0.3mm than the height of fixed mount, it is ensured that will not be due to waveguide
Cover and cause the upper surface of boss upper less than fixed mount with the mismachining tolerance and fixed mount of fixed mount and the welded gaps of waveguide cover
Surface, causes the plug on radio frequency connector and boss does not reach or loose contact, so as to influence the microwave of waveguide tube assembly
Transmission performance.
In any of the above-described technical scheme, the upper surface of the shading ring be higher by the upper surface 0.2mm of the fixed mount~
0.4mm。
In the technical scheme, depth thickness 0.2mm~0.4mm of the thickness ratio groove of shading ring, shading ring is flexible,
With the installation fixation of plug by compression, the recess space between transition filling plug, fixed mount and boss, while again
The ring flange and fixed support that ensure that shading ring and plug are in close contact, and plug is in close contact and ensure that with shading ring, boss
Waveguide tube assembly microwave transmission performance it is reliable and stable.
In any of the above-described technical scheme, positioning convex is provided with the fixed mount, is provided with the plug and institute
State the first positioning hole of positioning convex cooperation.
In the technical scheme, the positioning convex on fixed mount is engaged with the first positioning hole on plug, to both
Connection is positioned, so that plug is rapidly and accurately connected on fixed mount, improves the reliability and efficiency of assembling of product,
So as to add the competitiveness of product in market.
In any of the above-described technical scheme, the plug is fixed by screws on the waveguide cover, and the screw
Length is not more than the height of the connector.
In the technical scheme, plug is fixed by screws on waveguide cover, on the one hand, ensure that plug and waveguide cover
Bonding strength, on the other hand, screw connecting mode is simple, easily operation, substantially increases the efficiency of assembling of product；In addition, spiral shell
The length of nail is not more than the height of connector, i.e. screw is not projected into the space that waveguide cover is formed with waveguide, is avoided
Screw is struck sparks, and situation about being constituted a threat to personal safety occurs.
In any of the above-described technical scheme, the connector is welded on the waveguide cover, is provided with the connector
Second positioning hole, threeth positioning hole corresponding with second positioning hole is provided with the waveguide cover.
In the technical scheme, connector is welded on waveguide cover, ensure that the bonding strength of connector and waveguide cover, and two
Person is non-dismountable, can integrally install during assembling, improve efficiency of assembling；In addition, the 3rd positioning hole on waveguide cover is with being connected
The second positioning hole on part is engaged, and the welding to connector and waveguide cover positions, and connector is more accurately welded on
On waveguide cover, the connection of connector and waveguide tube assembly is realized, not only increase the efficiency of assembling of product, it is ensured that product
Use reliability.
In any of the above-described technical scheme, the antenna and the inner wire are integral type structure.
In the technical scheme, antenna and inner wire are integral type structure, on the one hand, ensure that the company of antenna and inner wire
Intensity is connect, greatly reduces the probability that both are broken in use；On the other hand, integral structure is easy to process,
The manufacturing step of product is enormously simplify, so as to improve the production efficiency of product, meanwhile, it ensure that antenna and inner wire
The accuracy of manufacture.
The additional aspect and advantage of the present invention will become obvious in following description section, or the practice by the present invention
Recognize.
Brief description of the drawings
The above-mentioned and/or additional aspect and advantage of the present invention will become in the description from combination accompanying drawings below to embodiment
Substantially and it is readily appreciated that, wherein：
Fig. 1 is the partial structural diagram of the first embodiment of micro-wave oven of the present invention；
Fig. 2 is the structural representation of waveguide tube assembly shown in Fig. 1；
Fig. 3 is the decomposition texture schematic diagram that waveguide tube assembly shown in Fig. 2 coordinates with plug；
Fig. 4 is the decomposition texture schematic diagram of microwave feedthrough shown in Fig. 1；
Fig. 5 is the partial structural diagram of second of embodiment of micro-wave oven of the present invention；
Fig. 6 is the decomposition texture schematic diagram that waveguide tube assembly shown in Fig. 5 coordinates with plug；
Fig. 7 is the decomposition texture schematic diagram of waveguide tube assembly shown in Fig. 6；
Fig. 8 is the structural representation of microwave feedthrough shown in Fig. 5；
Fig. 9 is the decomposition texture schematic diagram of semiconductor microwave driving source shown in Fig. 1 and Fig. 5.
Wherein, Fig. 1 is to the corresponding relation between Fig. 9 references and component names：
10 casings, 11 cooking cavities, 20 waveguide tube assemblies, 21 waveguides, 22 waveguide covers, 221 through holes, 222 boss, 223
Three positioning holes, 23 copper rings, 24 fixed mounts, 241 grooves, 242 positioning convex, 25 shading rings, 26 second positioning holes, 300 semiconductors
Microwave source, 30 microwave feedthroughs, 31 radio frequency connectors, 311 plugs, 312 first positioning holes, 313 sockets, 32 antennas, in 33
Conductor, 40 semiconductor microwave driving sources, 41 radomes, 42 printed circuits, 43 metal substrates, 44 radiators.
Embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied the present invention is further described in detail.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also
To be different from other modes described here using other to implement, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
Micro-wave oven described according to some embodiments of the invention is described referring to Fig. 1 to Fig. 9.
As shown in Figures 1 to 9, micro-wave oven provided by the invention, including：Casing 10, waveguide tube assembly 20 and semiconductor microactuator
Wave source 300；Casing 10 has cooking cavity 11；Waveguide tube assembly 20 is arranged in casing 10；Semiconductor microactuator wave source 300 is arranged on case
In body 10, and it is connected with waveguide tube assembly 20, for launching microwave into cooking cavity 11；Wherein, semiconductor microactuator wave source 300 wraps
Include：Microwave feedthrough 30 and semiconductor microwave driving source 40.
Specifically, as shown in Figure 4 and Figure 8, microwave feedthrough 30 includes radio frequency connector 31 and antenna 32, radio frequency connection
The plug 311 of device 31 is arranged in waveguide tube assembly 20, and the antenna 32 of inner wire 33 of plug 311 connects；As shown in fig. 7, partly lead
Body microwave driving source 40 includes radome 41, the plate of printed circuit 42, radiator 44 and metal substrate 43, and radio frequency connector 31 is inserted
Seat 313 is connected with the plate of printed circuit 42.
Micro-wave oven provided by the invention, by setting semiconductor microactuator wave source 300 in the casing 10 of micro-wave oven, reach to micro-
The purpose of food cooking in ripple stove, and the plug 311 of microwave feedthrough 30 is connected with the component 20 of waveguide 21, socket 313 with
The plate of printed circuit 42 connection of semiconductor microwave driving source 40, can pass through the microwave sent in semiconductor microwave driving source 40
Microwave feedthrough 30 is sent in the component 20 of waveguide 21, so as to be heated to the food in cooking cavity 10；It is this to divide
From the microwave feedthrough 30 of formula, instant microwave driving source structure design and production, and microwave feedthrough 30 passes through plug
311st, the fixation for screwing cooperation, realizing semiconductor microwave driving source 40 and waveguide tube assembly 20 of socket 313, not only assembling side
Just it is, time saving, it is ensured that the reliability of microwave transmission performance, so as to improve the competitiveness of product in market.
In one embodiment of the invention, as shown in Fig. 2, Fig. 3, Fig. 6 and Fig. 7, waveguide tube assembly 20 includes：Waveguide
21st, waveguide cover 22 and connector.
Specifically, through hole 221 is provided with waveguide cover 22；Connector is fixed on waveguide cover 22, and is located at through hole 221
Place；Wherein, plug 311 is fixedly connected with connector, antenna 32 and inner wire 33 sequentially passes through connector and through hole 221 stretches into ripple
In conduit 21.
In this embodiment, connector is fixed on waveguide cover 22, and plug 311 is fixedly connected with connector, i.e. connector
Plug 311 and waveguide cover 22 are connected, realize the connection of microwave feedthrough 30 and waveguide tube assembly 20, and antenna 32
Connector is sequentially passed through with inner wire 33 and through hole 221 is stretched into waveguide 21, further to microwave feedthrough 30 and ripple
The connection of conduit tube component 20 is positioned, and ensure that both bonding strengths.
In one embodiment of the invention, as shown in Figures 2 and 3, connector is connection ring, and connection ring is around through hole
221 are set, antenna 32 and inner wire 33 sequentially passes through connection ring and through hole 221 is stretched into waveguide 21.
In this embodiment, connection ring is set around through hole 221, ensure that annular distance and through hole 221 that connection ring is formed
Shape be adapted so that antenna 32 and inner wire 33 are more smooth when passing through connection ring and through hole 221, ensure that microwave
The accuracy that feedthrough 30 is connected with waveguide tube assembly 20.
In one embodiment of the invention, as shown in Figure 6 and Figure 7, the side wall of through hole 221 extends to form boss 222；Even
Fitting includes：Fixed mount 24 and shading ring 25.
Specifically, fixed mount 24 is fixed on waveguide cover 22, and fluted 241 are set on fixed mount 24, and boss 222 passes through
The bottom plate of groove 241, and fixed mount 24 is protruded, boss 22 forms mounting groove with groove 241；Shading ring 25 is set on boss
On 222, and in groove 241；Wherein, plug 311 is fixedly connected with fixed mount 24, and antenna 32 and inner wire 33 sequentially pass through
Fixed mount 24 and through hole 221 are stretched into waveguide 21.
In this embodiment, the side wall of through hole 221 extends the bottom plate that the boss 222 to be formed passes through groove 241, and protrudes solid
Determine frame 24, the plug 311 on radio frequency connector 31 is in close contact with this boss 222, ensure that microwave feedthrough 30 and ripple
The seal in the space surrounded between conduit tube component 20, that is, it ensure that microwave feedthrough 30 being capable of normal work；And shading ring
25 are set on boss 222, and in groove 241, on the one hand, plug 311 and fixed mount on radio frequency connector 31
Cushioning effect is played between 24；On the other hand, shading ring 25 has electric action well, perfection shielding electromagnetic wave, makes waveguide
The microwave transmission of tube assembly 20 is stable and reliable for performance, so as to add the competitiveness of product in market；In addition, shading ring 25 is by copper wire
By plain stitch into being completed through processes such as shearing, flange, punching presses after tubular pipe network, shading ring 25 will reach certain density will
Ask, and copper mesh Density Distribution is uniform, the integral forming of shading ring 25 is good, and the copper wire of shading ring 25 is not pulled and tensile phenomenon, but
It is that the material of shading ring 25 is not limited to copper wire, can is other wires, the form of shading ring 25 is not also limited to be knitted by wire
Add punching press etc. form or it is some with high conductivity and preferably elasticity other solid materials；No matter which kind of material institute
Manufactured shading ring 25 will have certain elasticity, can be played between the plug 311 and fixed mount 24 on radio frequency connector 31 slow
Punching acts on, while copper wire has good electric conductivity, perfection shielding electromagnetic wave, makes waveguide microwave transmission stable and reliable for performance.
In one embodiment of the invention, the upper surface of boss 222 it is higher 0.2mm than the upper surface of fixed mount 24~
0.3mm。
In this embodiment, the upper surface of boss 222 is higher 0.2mm~0.3mm than the upper surface of fixed mount 24, it is ensured that will not
Because waveguide cover 22 and the mismachining tolerance and fixed mount 24 of fixed mount 24 and the welded gaps of waveguide cover 22 cause the upper of boss 222
Surface is less than the upper surface of fixed mount 24, causes the plug 311 on radio frequency connector 31 not reach or contact not with boss 222
It is good, so as to influence the microwave transmission performance of waveguide tube assembly 20.
In one embodiment of the invention, the upper surface of shading ring 25 be higher by the upper surface 0.2mm of fixed mount 24~
0.4mm。
In this embodiment, the upper surface of shading ring 25 is higher by upper surface 0.2mm~0.4mm of fixed mount 24, shading ring
25 is flexible with the installation fixation of plug 311 and by compression, transition filling plug 311, fixed mount 24 and boss 222
Between recess space, while in turn ensure that the ring flange of shading ring 25 and plug 311 and fixed mount 24 are in close contact；In addition,
Plug 311 is in close contact with shading ring 25, boss 222 and ensure that the reliable and stable of the microwave transmission performance of waveguide tube assembly 20.
In one embodiment of the invention, positioning convex 242 is provided with fixed mount 24, be provided with plug 311 with
The first positioning hole 312 that positioning convex 242 coordinates.
In this embodiment, the positioning convex 242 on fixed mount 24 is engaged with the first positioning hole 312 on plug 311,
Connection to both positions, so that plug 311 is rapidly and accurately connected on fixed mount 24, improves the reliable of product
Degree and efficiency of assembling, so as to add the competitiveness of product in market.
In one embodiment of the invention, as shown in Figure 3 and Figure 6, plug 311 is fixed by screws in waveguide cover 22
On, and the length of screw is not more than the height of connector.
In this embodiment, plug 311 is fixed by screws on waveguide cover 22, on the one hand, ensure that plug 311 and ripple
The bonding strength of lid 22 is led, reduces the probability that plug 311 drops from waveguide cover 22；On the other hand, screw connecting mode letter
It is single, easily operate, substantially increase the efficiency of assembling of product；In addition, the length of screw is not more than the height of connector, i.e. screw
Do not project into the space that waveguide cover 22 is formed with waveguide 21, avoid screw and strike sparks, prestige is formed to personal safety
The situation of the side of body occurs.
In one embodiment of the invention, connector is welded on waveguide cover 22, as shown in Figure 3 and Figure 7, on connector
The second positioning hole 26 is provided with, threeth positioning hole 223 corresponding with the second positioning hole 26 is provided with waveguide cover 22.
In this embodiment, connector is welded on waveguide cover 22, ensure that the bonding strength of connector and waveguide cover 22,
Both are non-dismountable, can integrally install during installation, improve efficiency of assembling；In addition, the 3rd positioning hole 223 on waveguide cover 22
It is engaged with the second positioning hole 26 on connector, the welding to connector and waveguide cover 22 positions, and makes connector more accurate
Really it is welded on waveguide cover 22, realizes the connection of connector and waveguide tube assembly 20, not only increases the efficiency of assembling of product,
It also assures that the use reliability of product.
In one embodiment of the invention, as shown in figures 4 and 8, antenna 32 and inner wire 33 are integral type structure.
In this embodiment, antenna 32 and inner wire 33 are integral type structure, on the one hand, ensure that antenna 32 and inner wire
33 bonding strength, greatly reduce the probability that both are broken in use；On the other hand, integral structure is easy to
Processing, enormously simplify the manufacturing step of product, so as to improve the production efficiency of product, meanwhile, it ensure that antenna 32
With the accuracy of manufacture of inner wire 33.
In summary, micro-wave oven provided by the invention, microwave feedthrough screw cooperation by plug, socket, realized
The connection of semiconductor microwave driving source and waveguide tube assembly, semiconductor microwave driving source is fixed on micro-wave oven, while can
The microwave sent is sent in waveguide tube assembly by microwave feedthrough, so as to be added to the food in cooking cavity
Heat；This detachable microwave feedthrough, instant microwave driving source structure design and production, and it is easy to assembly, time saving, together
When ensure that the reliability of microwave transmission performance, so as to improve the competitiveness of product in market.
Specifically, semiconductor microwave oven of the prior art, semiconductor microwave generator connected mode are complicated and unfavorable
In the installation of other elements, user's use is not easy to；And the present invention provides one kind and meets microwave oven design custom, it is easy to pacify
Dress, and semiconductor microactuator wave source fixed form stable and reliable for performance；Specifically, by setting semiconductor in the casing of micro-wave oven
Microwave source, reach the purpose to food cooking in micro-wave oven, and the plug of microwave feedthrough is connected with waveguide tube assembly, socket
It is connected with the printed circuit board (PCB) of semiconductor microwave driving source, the microwave sent in semiconductor microwave driving source can be passed through microwave
Feedthrough is sent in waveguide tube assembly, so as to be heated to the food in cooking cavity；This detachable microwave feedback
Enter device, instant microwave driving source structure design and production, and microwave feedthrough screws cooperation by plug, socket, it is real
The fixation of existing semiconductor microwave driving source and waveguide tube assembly, it is not only easy to assembly, time saving, it is ensured that microwave transmission performance
Reliability, so as to improve the competitiveness of product in market.
In the present invention, the term such as term " installation ", " connected ", " connection ", " fixation " all should be interpreted broadly, for example,
" connection " can be fixedly connected or be detachably connected, or be integrally connected；" connected " can be joined directly together,
It can be indirectly connected by intermediary.For the ordinary skill in the art, on can understanding as the case may be
State the concrete meaning of term in the present invention.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc.
Mean to combine at least one reality that specific features, structure, material or the feature that the embodiment or example describe are contained in the present invention
Apply in example or example.In this manual, identical embodiment or reality are not necessarily referring to the schematic representation of above-mentioned term
Example.Moreover, description specific features, structure, material or feature can in any one or more embodiments or example with
Suitable mode combines.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (7)
- A kind of 1. micro-wave oven, it is characterised in that including：Casing, the casing have cooking cavity；Waveguide tube assembly, the waveguide tube assembly are arranged in the casing；WithSemiconductor microactuator wave source, the semiconductor microactuator wave source are arranged in the casing, and are connected with the waveguide tube assembly, are used for Launch microwave into the cooking cavity；Wherein, the semiconductor microactuator wave source includes：Microwave feedthrough, the microwave feedthrough include radio frequency connector and day Line, the plug of the radio frequency connector are arranged in the waveguide tube assembly, and the inner wire of the plug is connected with the antenna； WithSemiconductor microwave driving source, the semiconductor microwave driving source include radome, printed circuit board (PCB), metal substrate and radiating Device, the socket of the radio frequency connector are connected with the printed circuit board (PCB)；The waveguide tube assembly includes：Waveguide；Waveguide cover, through hole is provided with the waveguide cover；WithConnector, the connector are fixed on the waveguide cover, and are located at the through hole；Wherein, the plug is fixedly connected with the connector, and the antenna and the inner wire sequentially pass through the connector Stretched into the through hole in the waveguide；The side wall of the through hole extends to form boss；The connector includes：Fixed mount, the fixed mount are fixed on the waveguide cover, and are provided with the fixed mount recessed Groove, the boss pass through the bottom plate of the groove, and protrude the fixed mount, and the boss forms mounting groove with the groove； WithShading ring, the shading ring are set on the boss, and in the mounting groove；Wherein, the plug is fixedly connected with the fixed mount, and the antenna and the inner wire sequentially pass through the fixed mount Stretched into the through hole in the waveguide；The upper surface of the shading ring is higher by upper surface 0.2mm~0.4mm of the fixed mount.
- 2. micro-wave oven according to claim 1, it is characterised in thatThe connector is connection ring, and the connection ring is set around the through hole, and the antenna and the inner wire are worn successively Cross the connection ring and the through hole is stretched into the waveguide.
- 3. micro-wave oven according to claim 1, it is characterised in thatThe upper surface of the boss is higher 0.2mm~0.3mm than the upper surface of the fixed mount.
- 4. micro-wave oven according to claim 1, it is characterised in thatPositioning convex is provided with the fixed mount, the first positioning coordinated with the positioning convex is provided with the plug Hole.
- 5. micro-wave oven according to any one of claim 1 to 4, it is characterised in thatThe plug is fixed by screws on the waveguide cover, and the length of the screw is not more than the height of the connector Degree.
- 6. micro-wave oven according to claim 5, it is characterised in thatThe connector is welded on the waveguide cover, and the second positioning hole is provided with the connector, is set on the waveguide cover It is equipped with threeth positioning hole corresponding with second positioning hole.
- 7. micro-wave oven according to claim 1, it is characterised in thatThe antenna and the inner wire are integral type structure.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034933.3A CN105485732B (en) | 2015-12-31 | 2015-12-31 | Micro-wave oven |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034933.3A CN105485732B (en) | 2015-12-31 | 2015-12-31 | Micro-wave oven |
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| Publication Number | Publication Date |
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| CN105485732A CN105485732A (en) | 2016-04-13 |
| CN105485732B true CN105485732B (en) | 2018-02-16 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10764971B2 (en) * | 2016-11-30 | 2020-09-01 | Illinois Tool Works, Inc. | Waveguide assembly for an RF oven |
| CN109327930B (en) * | 2018-10-22 | 2025-03-07 | 惠而浦（中国）股份有限公司 | Structure for preventing microwave leakage from microwave oven |
| WO2022058998A1 (en) | 2020-09-15 | 2022-03-24 | Goji Limited | Rf power module with a connectorless rf radiating element |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4899595B2 (en) * | 2006-04-07 | 2012-03-21 | パナソニック株式会社 | Microwave generator |
| 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 |
| CN202733982U (en) * | 2012-07-18 | 2013-02-13 | 广东格兰仕微波炉电器制造有限公司 | Connecting structure of microwave oven and semiconductor microwave generator thereof and antenna |
| 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 |
| CN203024203U (en) * | 2012-12-17 | 2013-06-26 | 广东美的微波电器制造有限公司 | Microwave oven |
| CN203757795U (en) * | 2014-03-20 | 2014-08-06 | 广东美的厨房电器制造有限公司 | Microwave oven and semiconductor microwave generator connection structure thereof |
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