KR890017878A - Automatic power cut off device of electronic products - Google Patents

Automatic power cut off device of electronic products Download PDF

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Publication number
KR890017878A
KR890017878A KR1019880005633A KR880005633A KR890017878A KR 890017878 A KR890017878 A KR 890017878A KR 1019880005633 A KR1019880005633 A KR 1019880005633A KR 880005633 A KR880005633 A KR 880005633A KR 890017878 A KR890017878 A KR 890017878A
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KR
South Korea
Prior art keywords
power
control unit
microcomputer
switch
cut
Prior art date
Application number
KR1019880005633A
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Korean (ko)
Inventor
정용만
Original Assignee
안시환
삼성전자 주식회사
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 안시환, 삼성전자 주식회사 filed Critical 안시환
Priority to KR1019880005633A priority Critical patent/KR890017878A/en
Publication of KR890017878A publication Critical patent/KR890017878A/en

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  • Electronic Switches (AREA)
  • Direct Current Feeding And Distribution (AREA)

Abstract

내용 없음No content

Description

전자제품의 전원자동 차단장치Automatic power cut off device of electronic products

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

제 1 도는 본 발명의 회로도 일 실시예, 제 2 도는 본 발명에 따른 마이콤의 플로우 챠트.1 is a circuit diagram of the present invention one embodiment, Figure 2 is a flow chart of the microcomputer according to the present invention.

Claims (5)

AC전원이 일단 인가되면 전원공급스위치(SW1)의“OFF”작동과 무관하게 행정을 수행토록 하다가 전원차단 스위치(SW2)의 “ON”작동 또는 행정이 완료되었음을 감지하였을 경우 AC전원이 자동차단되도록 한것을 특징으로 하는 전자제품의 전원자동 차단장치.Once the AC power is applied, the power supply switch (SW 1 ) is executed regardless of the "OFF" operation, and when the power cut off switch (SW 2 ) is detected that the "ON" operation or stroke is completed, the AC power is Automatic power cut-off device for electronic products, characterized in that the sweet. 마이콤(3)과, AC전원을 DC전원으로 변환시키기 위한 정류부(1)와, 정류부(1)에서 공급되는 전압에 의해 마이콤 구동용 신호를 송출하게 되는 구동신호발생부(2)와, 마이콤(3)에서의 출력신호에 따라 AC전원의 공급을 유지 또는 차단케 되는 전원공급 제어부(4)와, 마이콤(3)에서의 출력신호에 따라 전원이 인가되었음을 표시함과 동시에 인위적인 조작에 의해서만 마이콤(3)으로 전원차단신호를 송출하게되는 전원차단제어부(5)로 이루어진 것을 특징으로 하는 전자제품의 전원자동 차단장치.The microcomputer 3, a rectifier 1 for converting AC power into a DC power source, a drive signal generator 2 for transmitting a microcomputer drive signal by the voltage supplied from the rectifier 1, and a microcomputer ( The power supply control unit 4 which maintains or cuts off the supply of AC power in accordance with the output signal in 3), and indicates that power is applied in accordance with the output signal in the microcomputer 3, 3) The automatic power cut-off device for an electronic product, characterized in that the power cut-off control unit (5) for transmitting a power cut-off signal. 제 2 항에 있어서, 전원공급제어부(4)는 스위치(SW1), 저항(R1-R4), 콘덴서(C1), 트라이액(TRIAC)및 트랜지스터(Q1)로 구성됨을 특징으로 하는 전자제품의 전원자동 차단장치.The power supply control unit (4) according to claim 2, characterized in that the switch (SW 1 ), resistors (R 1- R 4 ), the capacitor (C 1 ), triac (TRIAC) and transistor (Q 1 ) is characterized in that. Power automatic shutoff device for electrical appliances. 제 2 항에 있어서, 전원차단제어부(5)는 스위치(SW2), 저항(R9-R13), 다이오드(D5), 전원램프(LDE)및 트랜지스터(Q4)로 구성됨을 특징으로 하는 전자제품의 전원자동 차단장치.The power cut-off control unit 5 is composed of a switch (SW 2 ), a resistor (R 9- R 13 ), a diode (D 5 ), a power lamp (LDE) and a transistor (Q 4 ). Power automatic shutoff device for electrical appliances. 제 2 항 및 제 4 항에 있어서, 마이콤(3)의 입력단자(PD1)에 접속된 전원차단제어부(5)의 저항(R12)과 전력차단제어부(5)내 스위치(SW2)의 침수시 형성되는 물저항(RW)의 전압강하를 이용하여 스위치(SW2)를 인위적으로“ON”시켰을 경우에만 전원차단 신호가 마이콤(3)으로 입력되도록 한것을 특징으로 하는 전자 제품의 전원자동 차단장치.5. The resistance R 12 of the power cutoff control unit 5 and the switch SW 2 in the power cutoff control unit 5 according to claim 2, wherein the power cutoff control unit 5 is connected to the input terminal PD 1 of the microcomputer 3. Automatic power supply for electronic products, characterized in that the power-off signal is input to the microcomputer 3 only when the switch SW 2 is artificially turned “ON” by using the voltage drop of the water resistance RW formed during the flooding. Blocking device. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019880005633A 1988-05-14 1988-05-14 Automatic power cut off device of electronic products KR890017878A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019880005633A KR890017878A (en) 1988-05-14 1988-05-14 Automatic power cut off device of electronic products

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019880005633A KR890017878A (en) 1988-05-14 1988-05-14 Automatic power cut off device of electronic products

Publications (1)

Publication Number Publication Date
KR890017878A true KR890017878A (en) 1989-12-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880005633A KR890017878A (en) 1988-05-14 1988-05-14 Automatic power cut off device of electronic products

Country Status (1)

Country Link
KR (1) KR890017878A (en)

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