CN101217836A - A quick heating device based on energy capture of microwave - Google Patents
A quick heating device based on energy capture of microwave Download PDFInfo
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- CN101217836A CN101217836A CNA2007101441552A CN200710144155A CN101217836A CN 101217836 A CN101217836 A CN 101217836A CN A2007101441552 A CNA2007101441552 A CN A2007101441552A CN 200710144155 A CN200710144155 A CN 200710144155A CN 101217836 A CN101217836 A CN 101217836A
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- heating device
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Abstract
The invention provides a fast heating device based on microwave energy capture, relating to a heating device, in particular to a fast heating device based on microwave energy capture. The invention provides a fast heating device which is based on microwave energy capture and mainly used for microwave furnaces. The invention can rapidly capture microwave energy uniformly and intensively to a heating article and improves heating efficiency and reduces heating time by utilizing the resonance of a microwave ceramic cylinder; a heating load and a microwave source achieve the best matching and the reflective wave tends to zero; the invention can prolong the service life of a magnetron, reduces the leakage of microwave energy and reduces electromagnetic pollution. The invention is provided with a supporting body and at least one microwave ceramic cylinder which is embedded in the supporting body; the diameter D of the microwave ceramic cylinder is 5-120mm, the height L thereof is 4-20mm; and the relative dielectric constant Epsilon<r> thereof is 5-150.
Description
Technical field
The present invention relates to a kind of heater, especially relate to a kind of nonstorage calorifier based on energy capture of microwave.
Background technology
Adopting the application of microwave heating more and more wider in recent years, improve the conversion efficiency of microwave energy, reduce the electromagnetic pollution of microwave heating equipment, will be a job highly significant.
For example existing container heated by microwave oven, usually make by common materials such as glass, pottery and plastics, in microwave cavity, mainly play the effect of holding thing, microwave energy directly sees through container, vibrate back and forth in microwave cavity inside, produce basic mode and various higher mode through repeatedly being reflected in the microwave cavity, whole furnace chamber is full of microwave energy unevenly, and partly reflected back magnetron and the outside that leaks into microwave oven produce electromagnetic pollution to environment.
Publication number provides a kind of microwave continuous heater that is equipped with heating chamber and transfer equipment for the Chinese invention patent application of CN1410736, this heating chamber has opening in its front and back part, on this transfer equipment, carry the object that will heat by this heating chamber, and the microwave electric energy be radiated at pass object that this heating chamber will heat get on heating its.Two microwave absorbing chambers are connected respectively to the front and back part of this heating chamber, and the object that heat is by these two microwave absorbing chambers.A plurality of metallic reflection plates separate each other in forward and backward directions and are transmitted by this transfer equipment.The object that heats is placed between two adjacent reflecting plates.This reflecting plate is placed on the transfer equipment, and during making microwave at least enter to shine within this heating chamber, at least one reflecting plate is placed in each microwave absorbing chamber.
Publication number provides a kind of microwave heating equipment for the Chinese invention patent application of CN1416366, comprise microwave generator, the waveguide that is used for the microwave guiding loader that will produce, deflector with a plane of definition that forms by closed hoop, described deflector has fixing resonance frequency and perpendicular to the thickness on the described in-plane, the axle that this deflector can wind at least substantially parallel to described plane rotates, this deflector places waveguide, so that form resonant cavity with sample and waveguide loader.The coupling factor of the resonance condition of resonator and the radiation from the waveguide to the chamber is regulated by the rotation of deflector easily.Resonance condition and coupling factor can respond the sample dielectric property and regulate, thereby so that optimize the control that the amount of absorbed power obtains sample heating process.
Publication number provides a kind of device by means of the microwave energy heating for the Chinese invention patent application of CN87101881, this device includes at least two microwave generators (1,2), each generator can be given the waveguide (3 of feeding separately, 4) for ripple. the waveguide (3 of feeding, 4) be power divider, it equally distributes at least two heating inductors (7,8 basically with input power; 9,10), heating inductor (7,8; 9,10) extend at angle with respect to the waveguide of feeding. at least four heating inductors (7,8; Dielectric-slab (11,12,13,14) is housed on the side surface of each heating inductor 9,10). the layout of heating inductor makes all dielectric-slabs all in the same plane.
Publication number comprises for the Chinese invention patent application of CN1339674 provides a kind of microwave oven device for homogenous heating: one produces the magnetron of microwave; The waveguide assembly of the microwave that one guiding magnetron produces; The opening of the microwave of a pair of form radiating guide device guiding with circular polarized wave; And one constitute polyhedron and the chamber of non-rectangle, wherein constitutes this polyhedral more than one inwall with respect to tilt a predetermined angular (θ 1) except that the right angle of adjacent inner wall.Adopt this structure, the microwave that magnetron produces is by waveguide assembly and opening during by radiation, and the tilt internal wall by the chamber is reflected in the chamber and sends food to, thereby guarantees that microwave evenly distributes on whole food, and makes food obtain even cooking.
Application number provides a kind of container heated by microwave oven for 02128724.4 application for a patent for invention, and it comprises the body that is made of plastics, and its bottom is made by the plastics or the ceramic material of dielectric properties, is shaped on the layer of metal layer on the sidewall of body; The bottom of body is provided with a becket; Body disposes lid in addition, covers to be provided with vapor opening and to be furnished with safety valve; And be provided with becket covering, produce the assistant heating effect of boiling.
Summary of the invention
Purpose of the present invention mainly is to divide problems such as cloth cover is wider at microwave energy in the existing microwave heating equipment, providing a kind of can capture the even concentrated area of microwave energy rapidly to the heating thing, utilize the cylindrical resonance of microwave ceramics, to improve the efficiency of heating surface of microwave, reduce heating time, heating load and microwave source reach optimum Match, reflected wave goes to zero, can prolong the life-span of magnetron, reduce the leakage of microwave energy, reduce electromagnetic pollution, be mainly used in the nonstorage calorifier based on energy capture of microwave of microwave oven.
The present invention is provided with supporter and at least 1 microwave ceramics cylinder, and the microwave ceramics cylinder embeds in the supporter, and the cylindrical diameter D of microwave ceramics is 5～120mm, and height L is 4～20mm, the relative dielectric constant ε of microwave ceramics
rBe 5～150.
Supporter can be made as plastic plate, glass plate, ceramic wafer or its composite panel etc.Supporter can be made as supporters such as plate shape, dish type, pot shape, box-like, tubular.The cylindrical size of microwave ceramics can be identical or different.
The present invention utilizes the cylindrical resonance of microwave ceramics owing to be provided with at least 1 microwave ceramics cylinder, and microwave energy is captured by these microwave ceramics cylinders, and heating load and microwave source reach optimum Match, and reflected wave goes to zero.Therefore avoided the destruction to magnetron when accelerating firing rate, weakened the leakage of microwave energy, reduced electromagnetic pollution, evenly the efficiency of heating surface of microwave heating equipment has been improved to heating thing Fast Heating in the concentrated area.The present invention can be applicable to various microwave heating equipments in aqueous, powdery and block processes such as moisture object heating, oven dry and sterilization, particularly is applied in the processes such as food defrosting, heating and the cooking of various microwave ovens.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the A-A profile of Fig. 1.
Fig. 3 is the structural representation of the embodiment of the invention 2.
Fig. 4 is the A-A profile of Fig. 3.
Fig. 5 is the structural representation of the embodiment of the invention 3.
Fig. 6 is the A-A profile of Fig. 5.
Fig. 7 is the structural representation of the heating disk cover of the embodiment of the invention 3.
Fig. 8 is the structural representation of the embodiment of the invention 4.
Fig. 9 is the A-A profile of Fig. 8.
Figure 10 is the B-B profile of Fig. 8.
Figure 11 is the structural representation of the embodiment of the invention 5.
Figure 12 is the A-A profile of Figure 11.
Figure 13 is the B-B profile of Figure 11.
Embodiment
Following examples will the present invention is further illustrated in conjunction with the accompanying drawings.
Embodiment 1: flexible plate-shaped rapid heater
Referring to Fig. 1 and 2, the present invention is provided with big microwave ceramics cylinder 2,3 little microwave ceramics cylinder 3 of row and the hook-shaped grooves 4 of supporter 1,4 rows, supporter 1 is the rectangle flexible plastic sheet, the little microwave ceramics cylinder 3 of 4 big microwave ceramics cylinders 2 of row and 3 rows embeds in the supporter 1,4 big microwave ceramics cylinders 2 of row and the little microwave ceramics cylinder 3 of 3 rows are alternately, the diameter of big microwave ceramics cylinder 2 is 15mm, highly is 9mm, the relative dielectric constant ε of microwave ceramics
rBe 40, the diameter of little microwave ceramics cylinder 3 is 10mm, highly is 9mm, the relative dielectric constant ε of microwave ceramics
rBe 70.Hook-shaped groove 4 is located at supporter 1 two ends respectively, and supporter 1 adopts flexible plastic material.
The microwave ceramics cylinder 2 and 3 of 2 kinds of sizes is captured basic mode and higher mode respectively, adopts 2 the present invention can constitute ring bodies, when microwave oven is used for steamed rice or Baoshang, just ring bodies can be wrapped in the heating container outside, to increase the efficiency of heating surface.When microwave oven was used for defrosting food, available 1 the present invention was directly covered and is being frozen on the product, as it is bigger to freeze product, can adopt 2 the present invention up and down to clamp and freeze product, and notice that bottom of the present invention should be placed on the plate, helps the excitation of microwave energy.
Embodiment 2: pot shape rapid heater
Referring to Fig. 3 and 4, the present invention is provided with the microwave ceramics cylinder 7～10 of a pot shape supporter 5, pot cover 6 and 4 kind of specification that varies in size, pot shape supporter 5 is provided with handle 11, the microwave ceramics cylinder 7～10 of 4 kinds of specifications that vary in size symmetry respectively embeds in pot shape supporter 5 and the pot cover 6, on pot cover 6, be provided with handle 12, be provided with at least 1 leg 13 in the bottom of pot shape supporter 5.The diameter of microwave ceramics cylinder 7 is 12mm, highly is 7mm, the relative dielectric constant ε of microwave ceramics
rBe 45, the diameter of microwave ceramics cylinder 8 is 10mm, highly is 7mm, the relative dielectric constant ε of microwave ceramics
rBe 50, the diameter of microwave ceramics cylinder 9 is 8mm, highly is 7mm, the relative dielectric constant ε of microwave ceramics
rBe 60, the diameter of microwave ceramics cylinder 10 is 7mm, highly is 7mm, the relative dielectric constant ε of microwave ceramics
rBe 70, pot shape supporter 5 adopts glass material.Handle 11, handle 12 and leg 13 are identical with the material of pot shape supporter 5.
Embodiment 3: the dish type rapid heater
Referring to Fig. 5～7, the present invention is provided with the microwave ceramics cylinder 16～19 of dish type supporter 14, pot cover 15 and 4 kind of specification that varies in size, the microwave ceramics cylinder 16～19 of 4 kinds of specifications that vary in size symmetry respectively embeds in dish type supporter 14 and the pot cover 15, is provided with handle 20 on pot cover 15.The diameter of microwave ceramics cylinder 16 is 12mm, highly is 7mm, the relative dielectric constant ε of microwave ceramics
rBe 45, the diameter of microwave ceramics cylinder 17 is 10mm, highly is 7mm, the relative dielectric constant ε of microwave ceramics
rBe 50, the diameter of microwave ceramics cylinder 18 is 8mm, highly is 7mm, the relative dielectric constant ε of microwave ceramics
rBe 60, the diameter of microwave ceramics cylinder 19 is 7mm, highly is 7mm, the relative dielectric constant ε of microwave ceramics
rBe 70, dish type supporter 14 adopts ceramic material.Handle 20 is identical with the material of dish type supporter 14.
Embodiment 4: the tubular rapid heater
Referring to Fig. 8～10, the present invention is provided with symmetrical respectively the embedding in the tubular supporter 21 of microwave ceramics cylinder 22～23 of 22～23,2 kinds of specifications that vary in size of microwave ceramics cylinder of tubular supporter 21 and 2 kind of specification that varies in size.The diameter of microwave ceramics cylinder 22 is 8mm, highly is 6mm, the relative dielectric constant ε of microwave ceramics
rBe 100, the diameter of microwave ceramics cylinder 23 is 6mm, height 5mm, the relative dielectric constant ε of microwave ceramics
rBe 120, tubular supporter 21 can adopt plastic plate, glass plate, ceramic wafer or its composite panel etc.
Embodiment 5: rigid plate shape rapid heater
Referring to Figure 11～13, the present invention is provided with the microwave ceramics cylinder 25～26 of rigid plate shape supporter 24,2 kind of specification that varies in size, the conveyer belt 27 and the metallic shield 28 of placement pollen.The microwave ceramics cylinder 25～26 of 2 kinds of specifications that vary in size symmetry respectively embeds in the rigid plate shape supporter 24.The diameter of microwave ceramics cylinder 25 is 16mm, highly is 10mm, the relative dielectric constant ε of microwave ceramics
rBe 35, the diameter of microwave ceramics cylinder 26 is 10mm, height 8mm, the relative dielectric constant ε of microwave ceramics
rBe 55, rigid plate shape supporter 24 can adopt ceramic wafer, and conveyer belt 27 can adopt corrosion resistant plate, and metallic shield 28 can adopt iron plate.
Embodiment 6: the box-like rapid heater
Similar to Example 2, its difference is to adopt the box-like supporter.
Claims (3)
1. based on the nonstorage calorifier of energy capture of microwave, it is characterized in that being provided with supporter and at least 1 microwave ceramics cylinder, the microwave ceramics cylinder embeds in the supporter, the cylindrical diameter of microwave ceramics is 5～120mm, highly be 4～20mm, the relative dielectric constant of microwave ceramics is 5～150.
2. the nonstorage calorifier based on energy capture of microwave as claimed in claim 1 is characterized in that supporter is plastic plate supporter, glass sheet support body or ceramic wafer supporter.
3. the nonstorage calorifier based on energy capture of microwave as claimed in claim 1 or 2 is characterized in that supporter is plate shape supporter, dish type supporter, pot shape supporter, box-like supporter or tubular supporter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101441552A CN101217836A (en) | 2007-12-29 | 2007-12-29 | A quick heating device based on energy capture of microwave |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101441552A CN101217836A (en) | 2007-12-29 | 2007-12-29 | A quick heating device based on energy capture of microwave |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101217836A true CN101217836A (en) | 2008-07-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101441552A Pending CN101217836A (en) | 2007-12-29 | 2007-12-29 | A quick heating device based on energy capture of microwave |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101568208B (en) * | 2009-01-21 | 2014-02-19 | 徐艳姬 | Microwave and heating element combined heating type heating chamber and manufacturing method thereof |
| CN113353417A (en) * | 2021-05-10 | 2021-09-07 | 湖南航天诚远精密机械有限公司 | Material box for microwave heating |
| CN115444954A (en) * | 2022-09-22 | 2022-12-09 | 四川大学 | Electromagnetic field distribution adjusting device, microwave heating device and heating method |
| CN116537002A (en) * | 2023-03-13 | 2023-08-04 | 石家庄铁道大学 | Asphalt mixture heating device based on microwaves |
-
2007
- 2007-12-29 CN CNA2007101441552A patent/CN101217836A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101568208B (en) * | 2009-01-21 | 2014-02-19 | 徐艳姬 | Microwave and heating element combined heating type heating chamber and manufacturing method thereof |
| CN113353417A (en) * | 2021-05-10 | 2021-09-07 | 湖南航天诚远精密机械有限公司 | Material box for microwave heating |
| CN113353417B (en) * | 2021-05-10 | 2023-02-21 | 湖南航天诚远精密机械有限公司 | Material box for microwave heating |
| CN115444954A (en) * | 2022-09-22 | 2022-12-09 | 四川大学 | Electromagnetic field distribution adjusting device, microwave heating device and heating method |
| CN115444954B (en) * | 2022-09-22 | 2023-10-13 | 四川大学 | Electromagnetic field distribution adjusting device, microwave heating device and heating method |
| CN116537002A (en) * | 2023-03-13 | 2023-08-04 | 石家庄铁道大学 | Asphalt mixture heating device based on microwaves |
| CN116537002B (en) * | 2023-03-13 | 2023-11-10 | 石家庄铁道大学 | Asphalt mixture heating device based on microwaves |
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Open date: 20080709 |