KR920012822A - High frequency heater - Google Patents

High frequency heater Download PDF

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Publication number
KR920012822A
KR920012822A KR1019900022434A KR900022434A KR920012822A KR 920012822 A KR920012822 A KR 920012822A KR 1019900022434 A KR1019900022434 A KR 1019900022434A KR 900022434 A KR900022434 A KR 900022434A KR 920012822 A KR920012822 A KR 920012822A
Authority
KR
South Korea
Prior art keywords
inverter
power supply
input
switching
parallel
Prior art date
Application number
KR1019900022434A
Other languages
Korean (ko)
Other versions
KR930011807B1 (en
Inventor
한경해
Original Assignee
이헌조
주식회사 금성사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이헌조, 주식회사 금성사 filed Critical 이헌조
Priority to KR1019900022434A priority Critical patent/KR930011807B1/en
Priority to JP3347115A priority patent/JPH04296487A/en
Publication of KR920012822A publication Critical patent/KR920012822A/en
Application granted granted Critical
Publication of KR930011807B1 publication Critical patent/KR930011807B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
    • F24C7/00—Stoves or ranges heated by electric energy
    • F24C7/02—Stoves or ranges heated by electric energy using microwaves
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)
  • Inverter Devices (AREA)

Abstract

내용 없음No content

Description

고주파 가열장치High frequency heater

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제4도, 제5도는 본 발명의 구성도.4 and 5 are configuration diagrams of the present invention.

Claims (3)

입력되는 상용교류전원을 여과ㆍ정류ㆍ평활하는 전원공급부와, 상기 전원공급부에 접속되고 복수개의 1차측 코일을 갖는 승압트랜스와 복수개의 스위칭소자와 공진용콘덴서 및 플라이 휠 다이오드를 포함하며 마그네트론의 구동전력을 출력하는 인버터와, 상기 전원공급부와 인버터 사이에 접속되고 복수개의 스위치 또는 릴레이를 포함하며 입력되는 상용전원에 따라 상기 인버터의 회로를 동일한 공진주파수가 발생되도록 구성시키는 스위칭수단과, 상기 인버터의 출력측에 접속되고 인버터로부터 구동전력을 공급받아 고주파 가열신호를 출력하는 마그네트론, 상기 인버터의 출력측과 스위칭소자사이에 접속되고 인버터의 출력을 검출하여 이 검출값에 따라 스위칭 소자의 구동시간을 적절하게 조절하는 피드백제어부를 포함하여 구성함을 특징으로 하는 고주파 가열장치.A power supply for filtering, rectifying, and smoothing an input of an AC power supply, a boost transformer having a plurality of primary coils connected to the power supply, a plurality of switching elements, a resonance capacitor, and a flywheel diode; An inverter for outputting power, a switching means connected between the power supply unit and the inverter and including a plurality of switches or relays and configured to configure the circuit of the inverter to generate the same resonance frequency according to the commercial power input; A magnetron connected to the output side and supplied with driving power from the inverter to output a high frequency heating signal, and connected between the output side of the inverter and the switching element and detecting the output of the inverter to appropriately adjust the driving time of the switching element according to the detected value. Including a feedback control unit The high-frequency heating apparatus as. 제1항에 있어서, 인버터회로는 상용전압 110V 입력시에는 상기 스위칭수단에 의해 병렬접속된 승압트랜스의 1차측 코일들과 병렬 접속된 스위칭 소자와 공진용 콘덴서가 서로 직렬접속되는 형태로 구성되고, 상용전압 220V 입력시에는 상기 스위칭수단에 의해 승압트랜스의 1차측 코일들과 공진용콘덴서들이 교대로 직렬접속되고 각 공진용 콘덴서의 양단에는 스위칭소자가 각각 병렬접속되는 형태로 구성됨을 특징으로 하는 고주파 가열장치.The inverter circuit of claim 1, wherein the inverter circuit is configured such that, when a commercial voltage 110V is input, a switching element and a resonance capacitor connected in parallel with the primary coils of the boosting transformer connected in parallel by the switching means are connected in series. When the commercial voltage 220V input, the switching means means that the primary coils of the boost transformer and the resonant capacitors are alternately connected in series, and the switching elements are connected in parallel to both ends of each resonant capacitor. Heating device. 제1항에 있어서, 상기 승압트랜스와 마그네트론 대신 워킹코일과 가열용기를 각각 설치하여 구성함을 특징으로 하는 고주파 가열장치.The high frequency heating apparatus according to claim 1, wherein the working coil and the heating vessel are respectively installed in place of the boost transformer and the magnetron. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019900022434A 1990-12-29 1990-12-29 Heating apparatus of microwave oven KR930011807B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
KR1019900022434A KR930011807B1 (en) 1990-12-29 1990-12-29 Heating apparatus of microwave oven
JP3347115A JPH04296487A (en) 1990-12-29 1991-12-27 High-frequency heating apparatus for free voltage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019900022434A KR930011807B1 (en) 1990-12-29 1990-12-29 Heating apparatus of microwave oven

Publications (2)

Publication Number Publication Date
KR920012822A true KR920012822A (en) 1992-07-27
KR930011807B1 KR930011807B1 (en) 1993-12-21

Family

ID=19308937

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019900022434A KR930011807B1 (en) 1990-12-29 1990-12-29 Heating apparatus of microwave oven

Country Status (1)

Country Link
KR (1) KR930011807B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101435740B1 (en) * 2013-01-07 2014-08-28 주상규 Heating apparatus for cylinder using high frequency induction heating

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101435740B1 (en) * 2013-01-07 2014-08-28 주상규 Heating apparatus for cylinder using high frequency induction heating

Also Published As

Publication number Publication date
KR930011807B1 (en) 1993-12-21

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