CN201107292Y - Humidity detection alarming device - Google Patents
Humidity detection alarming device Download PDFInfo
- Publication number
- CN201107292Y CN201107292Y CNU200720157504XU CN200720157504U CN201107292Y CN 201107292 Y CN201107292 Y CN 201107292Y CN U200720157504X U CNU200720157504X U CN U200720157504XU CN 200720157504 U CN200720157504 U CN 200720157504U CN 201107292 Y CN201107292 Y CN 201107292Y
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- circuit
- resistance
- indicating circuit
- resistor
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Abstract
The utility model relates to a humidity detecting and warning device in the electronic sensor field. The device has the technical proposal that: a power supply indicating circuit, a sampling circuit and a warning indicating circuit are included. The device is characterized in that the power supply indicating circuit is formed by an LED1 to be connected with a resistor R9 in series, and then to be connected with a capacitor C in parallel; the sampling circuit is formed by a hygristor W1 to be connected with a resistor R3 in series; an integrated circuit ICA is connected with resistors R1 and R2 to form a noninverting amplifier; an integrated circuit ICB is connected with resistors R4, R5 and R6 and a potentiometer W2 to form a voltage comparison amplifier; the warning indicating circuit is formed by a resistor R7 to be connected an audion T and a resistor R8 to be connected with an LED 2 and a buzzer L in series. The humidity detecting and warning device has simple structure and low production cost, can randomly indicate whether the humidity change is overproof in the acoustooptic way, thereby favoring the working staff to judge, and facilitating adopting a measure in time, and ensuring the safe production.
Description
Technical field
The utility model relates to a kind of Humidity Detection warning device in electronic sensor field.
Background technology
At present, no matter be in industry or aspect the agricultural production, requirement to humidity in the surrounding environment is more and more stricter, existing technology is to use hygrometer or humidity conditioner, but watch with all needing staff's not timing, not only the trouble, and if watch untimely, also can influence or destroy production carry out smoothly.
Summary of the invention
The purpose of this utility model is exactly the defective that exists at prior art, and a kind of features simple structure, easy for installation and time saving and energy saving again Humidity Detection warning device are provided.
Its technical scheme is: comprise power indicating circuit, sample circuit and warning indicating circuit composition, it is characterized in that: power indicating circuit is composed in parallel with capacitor C by LED 1 and resistance R 9 series connection again; Sample circuit is composed in series by hygristor W1 and resistance R 3; Integrated circuit (IC) A connects resistance R 1, R2 forms in-phase amplifier; Integrated circuit (IC) B connects resistance R 4, R5, R6 and potentiometer W2 and forms the voltage comparison amplifier; The warning indicating circuit connects triode T, resistance R 8 series connection LEDs 2 and hummer L by resistance R 7 and forms.
The utlity model has simple in structure, cost of manufacture is low, be installed in the herding manufacturing enterprise and peasant's green house of vegetables that needs, whether can be at any time indicate in herding manufacturing enterprise and the peasant's green house of vegetables humidity in the mode of acousto-optic changes and exceeds standard, judge to help the staff, so that in time take measures, guarantee safety in production.
Description of drawings
Accompanying drawing is the circuit theory diagrams of present embodiment;
Vcc connects power supply among the figure; ICA, ICB are integrated circuit LM324 (A, B everybody half)
Embodiment
Be further described with regard to its principle of work below in conjunction with accompanying drawing: LED 1 and resistance R 9 are composed in series power indicating circuit; Hygristor W1 and resistance R 3 are composed in series sample circuit; Integrated circuit (IC) A connects resistance R 1, R2 forms in-phase amplifier; Integrated circuit (IC) B connects resistance R 4, R5, R6 and potentiometer W2 and forms the voltage comparison amplifier; Resistance R 7 connects triode T, resistance R 8 series connection LEDs 2 and hummer L and forms the warning indicating circuit.
Principle of work: hygristor W1 is converted to electric signal with moisture signal and sends into the in-phase amplifier amplification, and the signal after the amplification is sent into the voltage comparison amplifier through resistance R 5, carries out voltage ratio.Adjust potentiometer W2 and can adjust the humidity alarm threshold value.Integrated circuit (IC) B output alarm signal is through resistance R 7 control triode conducting driven for emitting lights diode (LED)s 2 luminous and hummer L sounding.
Claims (1)
1, Humidity Detection warning device comprises power indicating circuit, sample circuit and warning indicating circuit composition, it is characterized in that: power indicating circuit is composed in parallel with electric capacity (C) by light emitting diode (LED1) and resistance (R9) series connection again; Sample circuit is composed in series by hygristor (W1) and resistance (R3); Integrated circuit (ICA) connects resistance (R1, R2) and forms in-phase amplifier; Integrated circuit (ICB) connects resistance (R4, R5, R6) and potentiometer (W2) is formed the voltage comparison amplifier; The warning indicating circuit connects triode (T), resistance (R8) series connection light emitting diode (LED2) and hummer (L) by resistance (R7) and forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720157504XU CN201107292Y (en) | 2007-11-15 | 2007-11-15 | Humidity detection alarming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200720157504XU CN201107292Y (en) | 2007-11-15 | 2007-11-15 | Humidity detection alarming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201107292Y true CN201107292Y (en) | 2008-08-27 |
Family
ID=39959101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200720157504XU Expired - Fee Related CN201107292Y (en) | 2007-11-15 | 2007-11-15 | Humidity detection alarming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201107292Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102635929A (en) * | 2012-05-10 | 2012-08-15 | 四川电力科学研究院 | Intelligent temperature and humidity monitoring device suitable for machine room working environment |
| CN102928477A (en) * | 2011-08-12 | 2013-02-13 | 上海工程技术大学 | Detection circuit of vehicle body spray humidity detector, and its application |
| CN103267592A (en) * | 2013-06-03 | 2013-08-28 | 江南大学 | Temperature and humidity detection system of small grain bins |
| CN103593953A (en) * | 2013-11-04 | 2014-02-19 | 安徽省烟草公司池州市公司 | Intelligent humidity alarm device |
| CN104297302A (en) * | 2014-11-02 | 2015-01-21 | 黄宇嵩 | Acousto-optic warning device for humidity detection |
| CN104374884A (en) * | 2014-12-04 | 2015-02-25 | 成都深思科技有限公司 | Humidity detection alarm for industrial factory buildings |
| CN104574855A (en) * | 2014-12-23 | 2015-04-29 | 安康学院 | Automatic control overhigh humidity alarm system |
| CN105279907A (en) * | 2014-07-26 | 2016-01-27 | 邹海龙 | Wireless humidity induction alarm |
-
2007
- 2007-11-15 CN CNU200720157504XU patent/CN201107292Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102928477A (en) * | 2011-08-12 | 2013-02-13 | 上海工程技术大学 | Detection circuit of vehicle body spray humidity detector, and its application |
| CN102928477B (en) * | 2011-08-12 | 2015-01-07 | 上海工程技术大学 | Detection circuit of vehicle body spray humidity detector, and its application |
| CN102635929A (en) * | 2012-05-10 | 2012-08-15 | 四川电力科学研究院 | Intelligent temperature and humidity monitoring device suitable for machine room working environment |
| CN103267592A (en) * | 2013-06-03 | 2013-08-28 | 江南大学 | Temperature and humidity detection system of small grain bins |
| CN103267592B (en) * | 2013-06-03 | 2014-11-26 | 江南大学 | Temperature and humidity detection system of small grain bins |
| CN103593953A (en) * | 2013-11-04 | 2014-02-19 | 安徽省烟草公司池州市公司 | Intelligent humidity alarm device |
| CN105279907A (en) * | 2014-07-26 | 2016-01-27 | 邹海龙 | Wireless humidity induction alarm |
| CN104297302A (en) * | 2014-11-02 | 2015-01-21 | 黄宇嵩 | Acousto-optic warning device for humidity detection |
| CN104374884A (en) * | 2014-12-04 | 2015-02-25 | 成都深思科技有限公司 | Humidity detection alarm for industrial factory buildings |
| CN104574855A (en) * | 2014-12-23 | 2015-04-29 | 安康学院 | Automatic control overhigh humidity alarm system |
| CN104574855B (en) * | 2014-12-23 | 2017-02-01 | 安康学院 | Automatic control overhigh humidity alarm system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20090320 Address after: No. 110, Tsing Yi Road, King Town, Guangrao County, Shandong City, Dongying Province, 257335 Patentee after: Shandong Hengyu Rubber Co., Ltd. Address before: Shandong city of Dongying province Guangrao County Street No. 296, zip code: 257091 Patentee before: Gao Ziquan |
|
| ASS | Succession or assignment of patent right |
Owner name: SHANDONG HENGYU RUBBER CO., LTD. Free format text: FORMER OWNER: GAO ZIQUAN Effective date: 20090320 |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080827 Termination date: 20091215 |