KR950011905A - Gas alarm circuit - Google Patents

Gas alarm circuit Download PDF

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Publication number
KR950011905A
KR950011905A KR1019930022757A KR930022757A KR950011905A KR 950011905 A KR950011905 A KR 950011905A KR 1019930022757 A KR1019930022757 A KR 1019930022757A KR 930022757 A KR930022757 A KR 930022757A KR 950011905 A KR950011905 A KR 950011905A
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KR
South Korea
Prior art keywords
gas
voltage
unit
circuit according
alarm circuit
Prior art date
Application number
KR1019930022757A
Other languages
Korean (ko)
Other versions
KR960006133B1 (en
Inventor
박세창
이숙희
Original Assignee
박세창
이숙희
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.)
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Publication date
Application filed by 박세창, 이숙희 filed Critical 박세창
Priority to KR1019930022757A priority Critical patent/KR960006133B1/en
Publication of KR950011905A publication Critical patent/KR950011905A/en
Application granted granted Critical
Publication of KR960006133B1 publication Critical patent/KR960006133B1/en

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
    • G08B21/14—Toxic gas alarms
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/12—Alarms for ensuring the safety of persons responsive to undesired emission of substances, e.g. pollution alarms
    • G08B21/16—Combustible gas alarms

Abstract

본 발명은 유독성 가스 및 폭발성 가스 경보회로에 관한 것으로, 종래에 유독성 가스나 폭발성 가스나 파이프라인을 통하여 전송될때 누출에 의한 인명피해나 재산피해의 문제점을 해결하기 위하여 본 발명은 소정의 전압을 공급하는 전압공급부(20)와, 외부의 누출되는 유독성가스 및 폭발성가스를 감지하여 그 가스양에 따라 전압을 출력하는 가스센서부(30)와, 상기 가스센서부(30)에서 출력되는 전압을 변환하여 소리로 출력하는 오디오 경보부(100)와, 상기 출력되는 전압을 발진에 의해 부저(BZ1)로서 소리내는 주위경보부(70)와, 상기 출력되는 전압을 이용하여 부하(85)를 작동시켜 누출된 가스를 환기시키는 위험경보부(80)와, 상기 누출된 가스량에 따라 디스플레이(92)를 통하여 표시하는 가시경보부(90)로 구성되어 유독성 가스 및 폭발성 가스를 미연에 방지하는 효과가 있다.The present invention relates to a toxic gas and an explosive gas alarm circuit, and the present invention provides a predetermined voltage in order to solve the problem of personal injury or property damage due to leakage when conventionally transmitted through toxic gas, explosive gas or pipeline. The voltage supply unit 20 to detect the toxic gas and the explosive gas leaking from the outside, and the gas sensor unit 30 for outputting the voltage according to the amount of gas, and converts the voltage output from the gas sensor unit 30 Gas leaked by operating the load 85 using the audio alarm unit 100 for outputting sound, the ambient alarm unit 70 for sounding the output voltage as a buzzer BZ1 by oscillation, and the output voltage. Danger alarm unit 80 to ventilate, and the visible alarm unit 90 to display through the display 92 in accordance with the amount of the leaked gas is not toxic gas and explosive gas This has the effect of prevention.

Description

가스 경보회로Gas alarm circuit

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

제1도는 본 발명과 마이크로 프로세서가 연결된 블럭도.1 is a block diagram to which the present invention and a microprocessor are connected.

제2도는 마이크로 프로세서와 센싱유니트로 된 일산화 탄소 가스 경보를 위한 반도체 소자.2 is a semiconductor device for a carbon monoxide gas alarm with a microprocessor and sensing unit.

제3도는 본 발명에 따른 회로도.3 is a circuit diagram according to the present invention.

제4도는 본 발명에서 제공되는 변압기의 회로도.4 is a circuit diagram of a transformer provided in the present invention.

Claims (7)

외부전원으로부터 입력되는 전원을 변압수단(60)에 의해서 변환한 후 정류하여 인가하거나 또는 내부전원을 인가하여 서로 상이한 전압값을 출력하는 전압공급부(20)와, 상기 서로 상이한 전압값이 소정의 가스함량을 조절하기 위한 전압조절수단에 의해서 상기 감지된 가스량에 상응한 전압으로 출력되게 하는 가스센서부(30)와, 상기 가스센서부(30)에서 출력되는 전압을 증폭하여 소리로 출력하는 오디오 경보부(100)와, 상기 공기중에서 감지된 가스량에 상응한 전압값이 제1비교부(71)에서의 소정의 전압과 비교되어 출력되는 차이전압에 의해서 발광다이오드(LED2)가 온 및 오프됨과 아울러 주파수가 상이한 제1 및 제2발진기(74,75)에 의해서 주위를 경보하기 위한 부저(BZ1)를 온 또는 오프 동작시키는 주위경보부(70)와, 상기 공기중에서 감지된 가스량에 상응한 전압값이 제2비교부(81)에서의 소정의 전압값과 비교되어 출력되는 차이전압에 의해서 발광다이오드(LED3)가 온 및 오프되되, 소정의 부하구동부(84)에 의해 부하(85)를 구동시켜 유해가스를 환기시키면서 위험을 알리는 위험경보부(80)와, 상기 가스센서부(30)에서 출력되는 전압과 상기 제1비교부(71) 및 상기 제2비교부(81)에 입력되는 전압의 차이에 상응하여 디스플레이 구동기(91)에 의해서 디스플레이(92)가 점차적으로 점등되는 가시경보부(90)를 포함하는 가스 경보회로.The voltage supply unit 20 converts the power input from the external power supply by the transformer means 60 and rectifies the voltage, or applies the internal power and outputs different voltage values. A gas sensor unit 30 for outputting a voltage corresponding to the sensed gas amount by a voltage adjusting means for adjusting the content, and an audio alarm unit for amplifying the voltage output from the gas sensor unit 30 to output sound The light emitting diode LED2 is turned on and off by the difference voltage outputted by comparing the voltage value corresponding to the amount of gas sensed in the air with the 100 and the first comparator 71 and the frequency. To the ambient alarm unit 70 for turning on or off the buzzer BZ1 for alarming the surroundings by the first and second oscillators 74 and 75 different from each other, and the amount of gas detected in the air. The light emitting diode LED3 is turned on and off by the difference voltage outputted by comparing the corresponding voltage value with the predetermined voltage value in the second comparing unit 81, and the load 85 is loaded by the predetermined load driving unit 84. Hazard alarm unit 80 to alert the danger while driving the harmful gas and the voltage output from the gas sensor unit 30 and the first comparison unit 71 and the second comparison unit 81 is input And a visible alarm unit (90) in which the display (92) is gradually turned on by the display driver (91) corresponding to the difference in voltage. 제1항에 있어서, 상기 전압공급부(20)는 제1레귤레이터(21) 및 제2레귤레이터(22)를 포함하는 가스경보회로.2. The gas alarm circuit according to claim 1, wherein said voltage supply unit (20) comprises a first regulator (21) and a second regulator (22). 제1항에 있어서, 상기 전압조절수단은 트리머 포텐셔미터(Trimmer Potentiometer )(R1)으로 구성되는 것을 특징으로 하는 가스 경보회로.The gas alarm circuit according to claim 1, wherein said voltage regulating means comprises a trimmer potentiometer (R1). 제1항에 있어서, 상기 오디오 경보부(100)는 상기 가스센서부(30)에서 출력되는 전압을 주파수로 변환하는 전압-주파수 변환기(40)를 포함하는 것을 특징으로 하는 가스 경보회로.The gas alarm circuit according to claim 1, wherein the audio alarm unit (100) includes a voltage-frequency converter (40) for converting a voltage output from the gas sensor unit (30) into a frequency. 제4항에 있어서, 상기 전압-주파수 변환기(40)로부터 출력되는 주파수에 상응한 소리에 출력하기 위한 스피커(50)를 포함하는 가스 경보회로.5. The gas alarm circuit according to claim 4, comprising a speaker (50) for outputting a sound corresponding to a frequency output from said voltage-frequency converter (40). 제1항에 있어서, 상기 소정의 부하구동부(84)는 트라이액 드라이버를 이용하는 것을 특징으로 가스 경보회로.2. The gas alarm circuit according to claim 1, wherein the predetermined load driver (84) uses a triac driver. 제1항에 있어서, 상기 디스플레이(92)는 10개의 세그먼트를 구비하여 상기 누출된 가스량에 상응한 소정의 전압값을 막대그래프 형태로 표시하는 것을 특징으로 하는 가스 경보회로.The gas alarm circuit according to claim 1, wherein the display (92) has ten segments to display a predetermined voltage value corresponding to the leaked gas amount in the form of a bar graph. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930022757A 1993-10-29 1993-10-29 Gas alarming equipment KR960006133B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930022757A KR960006133B1 (en) 1993-10-29 1993-10-29 Gas alarming equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930022757A KR960006133B1 (en) 1993-10-29 1993-10-29 Gas alarming equipment

Publications (2)

Publication Number Publication Date
KR950011905A true KR950011905A (en) 1995-05-16
KR960006133B1 KR960006133B1 (en) 1996-05-09

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030009967A (en) * 2001-07-24 2003-02-05 이성문 Alarm device of poison gas and fire for the public place
KR100817748B1 (en) * 2000-04-21 2008-03-31 동경 엘렉트론 주식회사 Substrate processing method and substrate processing apparatus
CN117091799A (en) * 2023-10-17 2023-11-21 湖南一特医疗股份有限公司 Intelligent three-dimensional monitoring method and system for oxygen supply safety of medical center

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100817748B1 (en) * 2000-04-21 2008-03-31 동경 엘렉트론 주식회사 Substrate processing method and substrate processing apparatus
KR20030009967A (en) * 2001-07-24 2003-02-05 이성문 Alarm device of poison gas and fire for the public place
CN117091799A (en) * 2023-10-17 2023-11-21 湖南一特医疗股份有限公司 Intelligent three-dimensional monitoring method and system for oxygen supply safety of medical center
CN117091799B (en) * 2023-10-17 2024-01-02 湖南一特医疗股份有限公司 Intelligent three-dimensional monitoring method and system for oxygen supply safety of medical center

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Publication number Publication date
KR960006133B1 (en) 1996-05-09

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