CN103089679A - High power exhaust fan time-base circuit interval controlling device - Google Patents
High power exhaust fan time-base circuit interval controlling device Download PDFInfo
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- CN103089679A CN103089679A CN2013100367694A CN201310036769A CN103089679A CN 103089679 A CN103089679 A CN 103089679A CN 2013100367694 A CN2013100367694 A CN 2013100367694A CN 201310036769 A CN201310036769 A CN 201310036769A CN 103089679 A CN103089679 A CN 103089679A
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Abstract
The invention discloses a high power exhaust fan time-base circuit interval controlling device. The high power exhaust fan time-base circuit interval controlling device comprises a 220V alternating current power supply, an alternating current step-down circuit, a full-bridge rectification circuit, a 12V direct current voltage regulation, a filtering circuit, a square wave occurring circuit, a duty ratio adjusting circuit, a light sensing two-way switch driving circuit and a high power exhaust fan controlling circuit. The high power exhaust fan time-base circuit interval controlling device is characterized in that NE555 is selected and used by a time-base circuit integrated circuit (IC) 1 in the square wave occurring circuit and the duty ratio adjusting circuit. MOC 3061 is selected and used by a photoelectricity coupler G1 in the light sensing two-way switch driving circuit. In some situations, firstly the exhaust fan can be operated intervally. Secondly, the exhaust fan can be operated for a long time and the exhaust fan can not be burned. By means of the high power exhaust fan time-base circuit interval controlling device, the time-base circuit is connected with the square wave occurring circuit, breakover and closing of the two-way switch in the photoelectricity coupler is controlled by high level output by the square wave occurring circuit, thus the high power exhaust fan can be operated interruptedly. The operating time and the stopping time of the exhaust fan can be changed through changing the output width by the square wave.
Description
Technical field
The invention belongs to the electron controls technology field, relate to a kind of high-power ventilating fan time base circuit intermittent control apparatus.
Background technique
Common ventilating fan generally only has speed-regulating function, and common ventilating fan is in case select to determine that speed will keep constant rotating speed not stop transport and turn always.In actual use, some occasion needs the intermittently discontinuity running of high-power ventilating fan, as: use high-power ventilating fan aeration-cooling in summer in factory floor, air-dry some article, need especially the ventilating fan can natural wind simulating, need first the high-power ventilating fan can intermittent running, second can allow the long-term running of high-power ventilating fan and can not being burned.The present invention utilizes time base circuit to be connected into the square wave circuit for generating, utilize the high level of square wave circuit for generating output controlling two-way switch conducting and cut-off in photo coupler (MOC3061), thereby make intermittently intermittent working of high-power ventilating fan, reach the effect of natural wind simulating.By regulating the width of square wave output, can change ventilating fan running and the time that shuts down.
The circuit of high-power ventilating fan time base circuit intermittent control apparatus all uses common components and parts to make, and fabricating cost only needs tens yuan, is well suited for developing in batches Multifunctional exhaust fan for factory.
Below describe high-power ventilating fan time base circuit intermittent control apparatus of the present invention related relevant technologies content in implementation process in detail.
Summary of the invention
Goal of the invention and beneficial effect: common ventilating fan generally only has speed-regulating function, and common ventilating fan is in case select to determine that speed will keep constant rotating speed not stop transport and turn always.In actual use, some occasion needs intermittently running by phased manner of ventilating fan, as: use the ventilating fan cooling in summer, air-dry some article or be used for room ventilation, need especially the ventilating fan can natural wind simulating, need first the ventilating fan can intermittent running, second can allow the long-term running of ventilating fan and can not being burned.The present invention utilizes time base circuit to be connected into the square wave circuit for generating, utilize the high level of square wave circuit for generating output controlling two-way switch conducting and cut-off in photo coupler (MOC3061), thereby make intermittently intermittent working of ventilating fan, reach the effect of natural wind simulating.By regulating the width of square wave output, can change ventilating fan running and the time that shuts down.
The circuit working principle: in high-power ventilating fan time base circuit intermittent control apparatus circuit, time base circuit (NE555) is connected into the adjustable square wave circuit for generating of dutycycle.Between the 3rd pin output high period of time base circuit (NE555), (photo coupler (MOC3061) is a kind of electricity---light---power conversion device take light as the media transmission electrical signal to zero passage break-make type photo coupler, and it is comprised of light emitting source and light receiver two-part.Light emitting source and light receiver are assembled in same closed shell, isolate with transparent insulator to each other.The pin of light emitting source is input end, and the pin of light receiver is output terminal, and light emitting source commonly used is light emitting diode, and light receiver is photodiode).After luminous source in photo coupler obtains the above forward current of 10mA, can make inner infrared light emitting diode emission infrared light, the high-power ventilating fan entry into service of 220V ac power supply is connected in conducting when in zero passage break-make type photo coupler, photosensitive two-way switch makes 220V Ac zero passage.During the 3rd pin output low level of time base circuit (NE555), the two-way switch in photo coupler is turned off, and high-power ventilating fan shuts down.
Photo coupler (MOC3061) itself has certain power drive ability, generally need not add the power drive element, and its inner two-way switch can directly be controlled the running of ventilating fan motor.But when controlling the relatively high power ventilating fan, must use the power expansion circuit shown in accompanying drawing 1.When device is made, can select components and parts according to the technical parameter that embodiment gives.
Potentiometer RP be used for to regulate dutycycle, and in embodiment's circuit, the data of giving can allow ventilating fan running time be 60 seconds, and ventilating fan shut down 60 seconds.The value of change capacitor C 3 or the value of potentiometer RP can change the operation cycle of square wave circuit for generating.
Technological scheme: high-power ventilating fan time base circuit intermittent control apparatus, it comprises 220V ac power supply, Ac reduction voltage circuit and full bridge rectifier, 12V DC voltage-stabilizing and eliminator, square wave circuit for generating and duty ratio adjusting circuit, photosensitive two-way switch drive circuit and high-power ventilating fan control circuit, it is characterized in that:
Ac reduction voltage circuit and full bridge rectifier: it is comprised of capacitor C 1, resistance R 1 and full-bridge rectification element QZ, one termination 220V ac power supply live wire end L of one end of capacitor C 1 and resistance R 1, one end of another termination full-bridge rectification element QZ input end of the other end of capacitor C 1 and resistance R 1, another termination 220V ac power supply zero line side N of full-bridge rectification element QZ input end, the just very circuit anode VCC of full-bridge rectification element QZ output terminal, the negative pole connection circuit ground GND of full-bridge rectification element QZ output terminal;
12V DC voltage-stabilizing and eliminator: it is comprised of reference diode DW, electrochemical capacitor C2, the anodal VCC of the anodal connection circuit of the negative pole of reference diode DW and electrochemical capacitor C2, the negative pole connection circuit ground GND of the positive pole of reference diode DW and electrochemical capacitor C2;
square wave circuit for generating and duty ratio adjusting circuit: it is by time base circuit IC1, resistance R 3, resistance R 4, capacitor C 3, potentiometer RP and switching diode D1～D2 forms, the model that time base circuit IC1 selects is NE555, the anodal VCC of the 4th pin of time base circuit IC1 and the 8th pin connection circuit, the 7th pin of time base circuit IC1 connects an end and an end of resistance R 4 and the negative pole of switching diode D1 of potentiometer RP by resistance R 3, the anodal VCC of the other end connection circuit of resistance R 4, the positive pole of the activity termination switching diode D1 of potentiometer RP and the positive pole of switching diode D2, the negative pole of switching diode D2 connects the 6th pin of time base circuit IC1 and an end of the 2nd pin and capacitor C 3, the 1st pin connection circuit ground GND of the other end of capacitor C 3 and time base circuit IC1, the 3rd pin of time base circuit IC1 connects photosensitive two-way switch drive circuit,
Photosensitive two-way switch drive circuit: it is by time base circuit IC1, resistance R 2, photo coupler G1 and form, the model that photo coupler G1 selects is MOC3061, the 3rd pin of time base circuit IC1 connects the 1st pin of photo coupler G1 by resistance R 2, the 2nd pin connection circuit ground GND of photo coupler G1;
High-power ventilating fan control circuit: it is comprised of photo coupler G1, bidirectional triode thyristor SCR, resistance R 5, resistance R 6 and ventilating fan power socket CZ, the 6th pin of photo coupler G1 meets bidirectional triode thyristor SCR first anode T1 and 220V ac power supply live wire end L by resistance R 5, the 4th pin of photo coupler G1 connects the control utmost point of bidirectional triode thyristor SCR and an end of resistance R 6, another termination bidirectional triode thyristor SCR second plate T2 of resistance R 6 and the end of ventilating fan power socket CZ, another termination 220V ac power supply zero line side N of ventilating fan power socket CZ.
Description of drawings
Accompanying drawing 1 is embodiment's circuit working schematic diagram of high-power ventilating fan time base circuit intermittent control apparatus provided by the invention.
Embodiment
According to high-power ventilating fan time base circuit intermittent control apparatus circuit working schematic diagram and the description of drawings shown in accompanying drawing 1, and according to annexation between components and parts in the described each several part circuit of summary of the invention, and the components and parts technical parameter described in mode of execution requires and the circuit production main points are implemented to realize the present invention, below in conjunction with embodiment, correlation technique of the present invention is further described.
The selection of components and parts and technical parameter thereof
| No. haoHAO, element number | The components and parts title | Model or technical order | Quantity | Remarks | |
| IC1 | Time base circuit | NE555, |
1 | |
|
| G1 | Photo coupler | MOC3061 | 1 | Zero passage break-make type | |
| QZ | The full-bridge rectification element | 1A、 |
1 | Or 4 1N4007 | |
| SCR | Bidirectional triode thyristor | BTA20-600TW(20A/600V) | 1 | Trigger current≤5mA | |
| D1、D2 | | 1N4148 | 2 | ||
| CW | Reference diode | 1W、 |
1 | ||
| RP | Linear potentiometer | 1W、 |
1 | ||
| R1 | Metal film resister | 1W、330KΩ | 1 | ||
| R2 | |
1/4W、 |
1 | ||
| R3 | Metal |
1/4W、 |
1 | ||
| R4 | |
1/4W、 |
1 | ||
| R5 | Resistance | 1/4W 62Ω | 1 | ||
| R6、 | Resistance | 1/ |
1 | ||
| C1 | Electric capacity | 0.68μF/ |
1 | Vertical | |
| C2 | Electrochemical capacitor | 1000μF/ |
1 | Vertical | |
| C3 | Electric capacity | 0.1μF/ |
1 | Vertical | |
| CZ | High-power ventilating fan power socket | 3A、 |
1 |
Circuit production main points, circuit debugging and using method
Because of the circuit structure of high-power ventilating fan time base circuit intermittent control apparatus fairly simple, as long as the electronic parts and components performance of generally selecting is intact, and the components and parts annexation in accompanying drawing 1 is welded to specifications, physical connection line and welding quality are through after carefully checking correctly, circuit of the present invention does not need to carry out any debugging substantially, as long as correctly insert high-power ventilating fan in ventilating fan power socket CZ, and connect the 220V ac power supply, high-power ventilating fan time base circuit intermittent control apparatus can work;
With electric capacity pressure drop mode, in debugging and test process, human body can not directly touch the metal part of circuit board and all components and parts, to avoid electric shock accidents due to power acquisition;
If circuit need to be debugged, be that the device circuit debugging is convenient, the circuit such as 12V DC voltage-stabilizing and eliminator, square wave circuit for generating and duty ratio adjusting circuit, photosensitive two-way switch drive circuit can be debugged respectively;
Ventilating fan is inserted in requirement in ventilating fan power socket CZ power is controlled at below 200W is advisable.
Claims (1)
1. high-power ventilating fan time base circuit intermittent control apparatus, it comprises 220V ac power supply, Ac reduction voltage circuit and full bridge rectifier, 12V DC voltage-stabilizing and eliminator, square wave circuit for generating and duty ratio adjusting circuit, photosensitive two-way switch drive circuit and high-power ventilating fan control circuit, it is characterized in that:
Described Ac reduction voltage circuit and full bridge rectifier are comprised of capacitor C 1, resistance R 1 and full-bridge rectification element QZ, one termination 220V ac power supply live wire end L of one end of capacitor C 1 and resistance R 1, one end of another termination full-bridge rectification element QZ input end of the other end of capacitor C 1 and resistance R 1, another termination 220V ac power supply zero line side N of full-bridge rectification element QZ input end, the just very circuit anode VCC of full-bridge rectification element QZ output terminal, the negative pole connection circuit ground GND of full-bridge rectification element QZ output terminal;
Described 12V DC voltage-stabilizing and filtered electrical routing zener DW, electrochemical capacitor C2 form, the anodal VCC of the anodal connection circuit of the negative pole of reference diode DW and electrochemical capacitor C2, the negative pole connection circuit ground GND of the positive pole of reference diode DW and electrochemical capacitor C2;
described square wave circuit for generating and duty ratio adjusting circuit are by time base circuit IC1, resistance R 3, resistance R 4, capacitor C 3, potentiometer RP and switching diode D1～D2 forms, the model that time base circuit IC1 selects is NE555, the anodal VCC of the 4th pin of time base circuit IC1 and the 8th pin connection circuit, the 7th pin of time base circuit IC1 connects an end and an end of resistance R 4 and the negative pole of switching diode D1 of potentiometer RP by resistance R 3, the anodal VCC of the other end connection circuit of resistance R 4, the positive pole of the activity termination switching diode D1 of potentiometer RP and the positive pole of switching diode D2, the negative pole of switching diode D2 connects the 6th pin of time base circuit IC1 and an end of the 2nd pin and capacitor C 3, the 1st pin connection circuit ground GND of the other end of capacitor C 3 and time base circuit IC1, the 3rd pin of time base circuit IC1 connects photosensitive two-way switch drive circuit,
Described photosensitive two-way switch drive circuit is by time base circuit IC1, resistance R 2, photo coupler G1 and form, the model that photo coupler G1 selects is MOC3061, the 3rd pin of time base circuit IC1 connects the 1st pin of photo coupler G1 by resistance R 2, the 2nd pin connection circuit ground GND of photo coupler G1;
Described high-power ventilating fan control circuit is comprised of photo coupler G1, bidirectional triode thyristor SCR, resistance R 5, resistance R 6 and ventilating fan power socket CZ, the 6th pin of photo coupler G1 meets bidirectional triode thyristor SCR first anode T1 and 220V ac power supply live wire end L by resistance R 5, the 4th pin of photo coupler G1 connects the control utmost point of bidirectional triode thyristor SCR and an end of resistance R 6, another termination bidirectional triode thyristor SCR second plate T2 of resistance R 6 and the end of ventilating fan power socket CZ, another termination 220V ac power supply zero line side N of ventilating fan power socket CZ.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100367694A CN103089679A (en) | 2013-01-31 | 2013-01-31 | High power exhaust fan time-base circuit interval controlling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100367694A CN103089679A (en) | 2013-01-31 | 2013-01-31 | High power exhaust fan time-base circuit interval controlling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103089679A true CN103089679A (en) | 2013-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100367694A Pending CN103089679A (en) | 2013-01-31 | 2013-01-31 | High power exhaust fan time-base circuit interval controlling device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320618A (en) * | 2014-10-23 | 2015-01-28 | 西北农林科技大学 | Calf state monitoring device and method based on behavior characteristics spectrum linkage |
| CN105351239A (en) * | 2015-12-14 | 2016-02-24 | 王志 | Direct-discharging gas water heater and exhaust fan synchronizer |
| CN106499649A (en) * | 2016-11-18 | 2017-03-15 | 广西大学 | A kind of energy-efficient ventilation fan |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS575599A (en) * | 1980-06-13 | 1982-01-12 | Sharp Corp | Electric fan |
| CN2035530U (en) * | 1988-10-22 | 1989-04-05 | 童敏拉 | Dual switch for fan working intermittently or timely |
| CN2057245U (en) * | 1989-09-25 | 1990-05-16 | 刘建业 | Electronic timing speed regulator |
| US5511943A (en) * | 1994-11-09 | 1996-04-30 | Chang; Chin-Hsiung | Single-throw switch circuit controlling a ceiling fan and light assembly |
| CN202510394U (en) * | 2012-02-29 | 2012-10-31 | 成都掌握移动信息技术有限公司 | Controller of electric fan for simulating natural wind |
-
2013
- 2013-01-31 CN CN2013100367694A patent/CN103089679A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS575599A (en) * | 1980-06-13 | 1982-01-12 | Sharp Corp | Electric fan |
| CN2035530U (en) * | 1988-10-22 | 1989-04-05 | 童敏拉 | Dual switch for fan working intermittently or timely |
| CN2057245U (en) * | 1989-09-25 | 1990-05-16 | 刘建业 | Electronic timing speed regulator |
| US5511943A (en) * | 1994-11-09 | 1996-04-30 | Chang; Chin-Hsiung | Single-throw switch circuit controlling a ceiling fan and light assembly |
| CN202510394U (en) * | 2012-02-29 | 2012-10-31 | 成都掌握移动信息技术有限公司 | Controller of electric fan for simulating natural wind |
Non-Patent Citations (1)
| Title |
|---|
| 杨清德: ""555时基电路应用三例"", 《家庭电子》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320618A (en) * | 2014-10-23 | 2015-01-28 | 西北农林科技大学 | Calf state monitoring device and method based on behavior characteristics spectrum linkage |
| CN104320618B (en) * | 2014-10-23 | 2018-04-03 | 西北农林科技大学 | A kind of apparatus and method of the calf status monitoring of Behavior-based control characteristic spectrum linkage |
| CN105351239A (en) * | 2015-12-14 | 2016-02-24 | 王志 | Direct-discharging gas water heater and exhaust fan synchronizer |
| CN106499649A (en) * | 2016-11-18 | 2017-03-15 | 广西大学 | A kind of energy-efficient ventilation fan |
| CN106499649B (en) * | 2016-11-18 | 2019-05-28 | 广西大学 | A kind of energy-efficient ventilation fan |
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Application publication date: 20130508 |