CN203389671U - Microwave heating device - Google Patents
Microwave heating device Download PDFInfo
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- CN203389671U CN203389671U CN201320496355.5U CN201320496355U CN203389671U CN 203389671 U CN203389671 U CN 203389671U CN 201320496355 U CN201320496355 U CN 201320496355U CN 203389671 U CN203389671 U CN 203389671U
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- microwave
- microwave heating
- control circuit
- heating device
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Abstract
The utility model discloses a microwave heating device. The microwave heating device comprises a metal box, wherein a power source is arranged in the metal box and is respectively connected to a control circuit and a microwave generator through conducting wires, the control circuit is connected to the microwave generator in parallel, the control circuit is respectively connected to a temperature sensor and a fan through conducting wires, and a high-voltage transformer, a high-voltage capacitor, a high-voltage diode and a magnetron are sequentially arranged in the microwave generator. The microwave heating device has the advantages that the magnetron is used for generating microwaves so as to ensure that water molecules in a non-metal material absorb the microwaves so as to move along with the microwaves, and plenty of heat is generated due to the violent movement, so that the non-metal material emits heat; the heat energy loss in a conventional heating process is reduced, the heat efficiency reaches above 80%, meanwhile, the operating environments are also improved, the working efficiency is improved, the microwave heating device is environment-friendly and novel in design, is a necessary tool for workers in laboratories, is a very good innovation scheme and has high automation degree and market popularization prospect.
Description
Technical field
The utility model relates to laboratory heater, is a kind of microwave heating equipment.
Background technology
At present, heating to material in laboratory is absolutely necessary, can be in the evaporation of heat sensitive material, concentrated, crystallization, dry, in impregnating process, use, such as conventional instrument has water-bath, oil bath pan, drying box, biochemical cultivation case etc., but these instruments make the mode being heated by resistive conventionally, resistance heated is to utilize electric current to emit by electric heating element the heating means that heat heats blank, so thermal energy consumption runs off very serious in the process of heating, cause the waste of ample resources, energy-conserving and environment-protective performance is not good, promoted enterprise's production cost simultaneously, during heating, temperature can not be controlled flexibly, same instrument can not heat plurality of liquid, can not meet the demand of social high speed development, Practical Performance is not good.
In sum, for the defect of prior art, need especially a kind of microwave heating equipment, to solve the deficiencies in the prior art.
Utility model content
For the defect that in prior art, resistance-type heating in use exists, and in actual process, cause very large impact, the utility model proposes a kind of microwave heating equipment, novel in design, by the characteristic that penetrates, reflects, absorbs of microwave, nonmetallic materials are carried out to heat drying, address the deficiencies of the prior art.
To achieve these goals, the technical solution of the utility model is as follows:
A kind of microwave heating equipment, comprise metal cabinet, metal cabinet inside is provided with power supply, power supply connects respectively control circuit, microwave generator by wire, connected mode between control circuit and microwave generator is in parallel, control circuit connects respectively temperature sensor, fan by wire, and microwave generator inside is disposed with high-tension transformer, high-voltage capacitor, kenetron, magnetron.
Further, the connected mode that described high-tension transformer, high-voltage capacitor, kenetron, magnetron adopt is series connection.
Further, described temperature sensor, temperature display meter are to adopt the connected mode adopting between microcomputerized control and fan in parallel.
Further, described temperature sensor connects temperature display meter by wire, and the connected mode that temperature sensor and temperature display meter adopt is series connection, temperature display meter employing microcomputerized control.
Further, described temperature display meter one end offers display screen, and the other end of temperature display meter offers action button.
The beneficial effects of the utility model are: this product structure is simple, microwave has and penetrates, reflection, the characteristic absorbing, for glass, plastics, porcelain, microwave can pass through and not be absorbed, for metal species thing, can reflect, hydrone in nonmetallic materials absorbs microwave and moves with microwave, violent motion has produced a large amount of heat energy, reach heat drying, reduce the heat energy loss in traditional heating process, the thermal efficiency reaches more than 80%, raise the efficiency, environmental protection, laboratory apparatus upgrading products, novel in design, it is a kind of good innovation scheme, there is very much marketing prospect.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, describe the utility model in detail:
Fig. 1 is the structural representation of a kind of microwave heating equipment of the utility model.
Fig. 2 is the utility model microwave generator cut-away view.
100-metal cabinet in figure, 110-power supply, 120-microwave generator, 130-control circuit, 140-temperature sensor, 150-temperature display meter, 160-fan, 121-high-tension transformer, 122-high-voltage capacitor, 123-kenetron, 124-magnetron.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1, Fig. 2, a kind of microwave heating equipment, comprise metal cabinet 100, metal cabinet 100 inside are provided with power supply 110, power supply 110 connects respectively control circuit 130, microwave generator 120 by wire, connected mode between control circuit 130 and microwave generator 120 is in parallel, control circuit 130 connects respectively temperature sensor 140, fan 160 by wire, and microwave generator 120 inside are disposed with high-tension transformer 121, high-voltage capacitor 122, kenetron 123, magnetron 124.
In addition, the connected mode that high-tension transformer 121, high-voltage capacitor 122, kenetron 123, magnetron 124 adopt is series connection.During magnetron 124 work, need very high pulsating direct current anode voltage and about 3V-4V cathode voltage, the voltage doubling rectifing circuit consisting of high-tension transformer 121, high-voltage capacitor 122, kenetron 123 provides, and meets the operating voltage of magnetron.
And the connected mode adopting between temperature sensor 140 and fan 160 is in parallel.Temperature sensor 140 connects the temperature display meter 150 that adopts microcomputer temp. control system by wire, the connected mode that temperature sensor 140 and temperature display meter 150 adopt is series connection, temperature display meter 150 one end offer display screen, the other end of temperature display meter 150 offers action button, and temperature display meter adopts microcomputerized control.
Power supply connects respectively control circuit and microwave generator; wherein control circuit inside is provided with protective tube, thermal circuit beraker, protection switch, chain microswitch etc.; by temperature sensor, temperature in casing is presented to Displaying Meter, temperature display meter adopts microcomputerized control temperature.Microwave generator produces microwave by high-tension transformer, high-voltage capacitor, kenetron, magnetron, and the fundamental property of microwave is the characteristic that penetrates, reflects, absorbs.For glass, plastics and porcelain, microwave is almost pass through and be not absorbed.For water and nonmetal etc., will absorb microwave.And to metal species thing, can microwave reflection.Microwave is a kind of electromagnetic wave.This electromagnetic energy is not only much bigger than common radio wave, but also has very much characteristic, and microwave is encountered metal and just reflected, and metal has no idea absorb or conduct it at all; Microwave can pass the insulating materials such as glass, pottery, plastics, but can consumed energy; And water and other nonmetallic materials, microwave not only can not see through, and its energy can be absorbed on the contrary.Magnetron is to be microwave energy electric energy conversion, when magnetron is launched frequency electromagnetic waves with the frequency of 2450MHZ, hydrone in microwave drying oven in moisture content nonmetallic materials with each second 24.5 change frequency of 100,001,000 times carry out oscillatory operation, hydrone shakes in high frequency magnetic field, intermolecular mutual collision, rub and produce heat energy, reach heat drying, this electromagnetic energy is not only much bigger than common radio wave, the invisible microwave of this naked eyes, penetrating non-metallic objectsit is not a metal object, to reach 5cm dark, and the hydrone in non-metallic objectsit is not a metal object is also moved thereupon, violent motion has produced a large amount of heat energy, Practical Performance is excellent.
In heater, temperature display meter adopts microcomputerized control, and when the temperature inside the box is during lower than design temperature, temperature display meter control heater is heating or gap heating continuously, makes temperature in metal cabinet reach set temperature.The effect of fan is microwave stirrer, to disturb the propagation of microwave in furnace chamber, makes to heat in case more even.Air intake fan is to make the circulation of metal cabinet cross-ventilation, in the situation that not affecting work indoor temperature, from the wind inlet channel of unique design, constantly suck fresh air outside a part of metal cabinet and enter heat cycles in case, when sucking the extraneous gas of certain volume in metal cabinet, have same volume and discharge outside case from steam vent with the waste gas of steam.The inside and outside air exchange amount (or waste air speed) of metal cabinet can regulate by changing the size of venthole.By the continuous exchange of indoor-outdoor air, moisture is also taken out of outside metal cabinet, thereby reaches dry object.
The instrument product of the utility model operation principle comprises: microwave air dry oven, micro-wave vacuum case, microwave drying oven and incubator dual-purpose case, microwave biochemical cultivation case, microwave mold incubator, microwave low temperature incubator, microwave constent temperature incubator, microwave exact constant temperature cell culture incubator, microwave water isolation type constant incubator, microwave microbiological incubator, microwave CO2gas incubator, microwave cyclotron oscillation device, microwave constent temperature shaking table, microwave constent temperature constant humidity cabinet.
Be more than the instrument product of utility model operation principle, can reach the effect of energy-saving consumption-reducing, increase economic efficiency.
The utility model produce effect into: simple in structure, microwave has and penetrates, reflection, the characteristic absorbing, for glass, plastics, porcelain, microwave can pass through and not be absorbed, for metal species, can reflect, hydrone in nonmetallic materials absorbs microwave and moves with microwave, violent motion has produced a large amount of heat energy, and make self-heating, reach heat drying, reduce the heat energy loss in traditional heating process, the thermal efficiency reaches more than 80%, also improved the environment of operation simultaneously, promoted operating efficiency, environmental protection, it is the instrument of the indispensable indispensability of laboratory worker, and automaticity is high, novel in design, it is a kind of good innovation scheme, there is very much marketing prospect.
The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; under the prerequisite that does not depart from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. a microwave heating equipment, comprise metal cabinet, metal cabinet inside is provided with power supply, it is characterized in that: power supply connects respectively control circuit, microwave generator by wire, connected mode between control circuit and microwave generator is in parallel, control circuit connects respectively temperature sensor, temperature display meter, fan by wire, and microwave generator inside is disposed with high-tension transformer, high-voltage capacitor, kenetron, magnetron.
2. a kind of microwave heating equipment according to claim 1, is characterized in that: the connected mode that described high-tension transformer, high-voltage capacitor, kenetron, magnetron adopt is series connection.
3. a kind of microwave heating equipment according to claim 1, is characterized in that: the connected mode adopting between described temperature sensor and fan is in parallel.
4. a kind of microwave heating equipment according to claim 1, it is characterized in that: described temperature sensor connects temperature display meter by wire, the connected mode that temperature sensor and temperature display meter adopt is series connection, temperature display meter employing microcomputerized control.
5. a kind of microwave heating equipment according to claim 4, is characterized in that: described temperature display meter one end offers display screen, and the temperature display meter other end offers action button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320496355.5U CN203389671U (en) | 2013-08-14 | 2013-08-14 | Microwave heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320496355.5U CN203389671U (en) | 2013-08-14 | 2013-08-14 | Microwave heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203389671U true CN203389671U (en) | 2014-01-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320496355.5U Expired - Fee Related CN203389671U (en) | 2013-08-14 | 2013-08-14 | Microwave heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203389671U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107318185A (en) * | 2016-04-26 | 2017-11-03 | 上海风和能源科技有限公司 | Electronic type microwave generator |
| CZ307727B6 (en) * | 2017-12-04 | 2019-03-27 | Vysoká Škola Báňská-Technická Univerzita Ostrava | A heating system using conversion of microwaves to heat |
| CN109974288A (en) * | 2019-03-18 | 2019-07-05 | 武号洋 | A kind of experimental provision for demonstrating resonance heating heating |
-
2013
- 2013-08-14 CN CN201320496355.5U patent/CN203389671U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107318185A (en) * | 2016-04-26 | 2017-11-03 | 上海风和能源科技有限公司 | Electronic type microwave generator |
| CZ307727B6 (en) * | 2017-12-04 | 2019-03-27 | Vysoká Škola Báňská-Technická Univerzita Ostrava | A heating system using conversion of microwaves to heat |
| CN109974288A (en) * | 2019-03-18 | 2019-07-05 | 武号洋 | A kind of experimental provision for demonstrating resonance heating heating |
| CN109974288B (en) * | 2019-03-18 | 2021-08-31 | 武号洋 | Experimental device for be used for demonstrating heating of resonance heating |
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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 |
Granted publication date: 20140115 Termination date: 20140814 |
|
| EXPY | Termination of patent right or utility model |