CN106499649B - A kind of energy-efficient ventilation fan - Google Patents
A kind of energy-efficient ventilation fan Download PDFInfo
- Publication number
- CN106499649B CN106499649B CN201611015738.0A CN201611015738A CN106499649B CN 106499649 B CN106499649 B CN 106499649B CN 201611015738 A CN201611015738 A CN 201611015738A CN 106499649 B CN106499649 B CN 106499649B
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- resistance
- triode
- feet
- capacitor
- ventilation fan
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
- Ventilation (AREA)
Abstract
The present invention provides a kind of energy-efficient ventilation fans, its circuit is constructed using time base circuit NE555 chip as control core, it is compared with the work of the continous way of common ventilation fan, ventilation fan of the present invention is at work by the way of service intermittent, electric energy has both been saved in this way, and when ventilation fan stops, the fresh air that exchange is come in can carry out being sufficiently mixed displacement with the foul atmosphere in indoor each corner, when ventilation fan is again started up, then effectively the foul atmosphere in indoor each corner can be discharged, to reach ideal ventilation effect, ventilation effect than conventional ventilation fan is more preferable.
Description
Technical field
The present invention relates to a kind of ventilation fan, specifically a kind of energy-efficient ventilation fan belongs to electronic technology field.
Background technique
Ventilation fan is a kind of air tune for driving fan blade rotation certain driving air-flow that indoor and outdoor air is made to realize exchange by motor
Electricity-saving appliance.The purpose of ventilation seeks to remove indoor foul atmosphere, adjusts temperature, humidity and sensory effect, therefore, ventilation fan
It is widely used in family and public place.Ventilation fan on the market typically continues work of not stopping work after unlatching at present, however
Such working method not only wastes electric energy, but also ideal ventilation effect is not achieved.Because ventilation fan is when continuing working, in air duct
The fresh air for submitting swap-in has little time to carry out being sufficiently mixed displacement with indoor foul atmosphere toward contact, and at once along wind
Road is discharged, and the foul atmosphere accumulated in corner indoors always can not effectively be discharged.Therefore it is desirable that ventilation fan exists
The mode of service intermittent can be taken when work, i.e. operation stops a burst of, iterative cycles for a moment, in this way when ventilation fan stops,
The fresh air that exchange is come in can carry out being sufficiently mixed displacement with the foul atmosphere in indoor each corner, when ventilation fan opens again
When dynamic, then effectively the foul atmosphere in indoor each corner can be discharged, to reach ideal ventilation effect.
Summary of the invention
The object of the present invention is to provide a kind of energy-efficient ventilation fans, and to solve, existing ventilation fan energy consumption is high and ventilation is imitated
The bad problem of fruit.
The specific technical proposal of the invention is:
A kind of energy-efficient ventilation fan, circuit are constructed using time base circuit NE555 chip as control core,
Circuit is filtered through transformer T1 transformation and rectifier bridge D1~D4 full-wave rectification, then successively through capacitor C1 using 220V alternating current, three ends
7812 pressure stabilizing of voltage-stablizer obtains direct current 12V power supply and is powered after capacitor C2 filtering；4 feet and 8 feet of NE555 chip meet 12V
Power supply, one end of 7 foot connecting resistance R1 and R2, another termination 12V power supply of resistance R1, another termination adjustable resistance RP of resistance R2
One end, the other end of adjustable resistance RP and adjustable side connect the anode of the 2 of NE555 chip, 6 feet and capacitor C3, capacitor jointly
The cathode of C3 is grounded, the 1 foot ground connection of NE555 chip, is grounded after 5 foot serial capacitance C4,3 foot series resistor R3 are followed by triode Q1
Base stage；The emitter of triode Q1 is grounded, and collector connects 2 feet of optocoupler PC817, and the one of the 1 foot connecting resistance R4 of optocoupler PC817
End, another termination 12V power supply of resistance R4,3 feet of optocoupler PC817 connect 12V power supply, and 4 feet of optocoupler PC817 connect triode Q2's
One end of base stage and resistance R5, the other end of resistance R5 and the emitter ground connection of triode Q2, the collector of triode Q2 are succeeded
One end of electric appliance K coil and the anode of diode D5, the other end of relay K coil and the cathode of diode D5 connect 12V power supply；
220V alternating current controls on-off by the switch S being serially connected on L line, is parallel with fan circuit between N line and the L line at the rear switch S,
In fan circuit, one end of fan motor M is connected after the moving together contact K1 of L line concatenation relay K, fan motor M's is another
End is connected with N line.
The electrolytic capacitor of 220 μ F and 2.2 μ F is respectively adopted in the capacitor C1 and C2, and capacitor C3 is electric using the electrolysis of 10 μ F
Hold, the resistance of 56k Ω and 100k Ω is respectively adopted in resistance R1 and R2, and adjustable resistance RP uses the potentiometer of 100k Ω, resistance R3
The resistance of 47k Ω and 100k Ω are respectively adopted with R4, triode Q1 and Q2 use NPN triode 8050, and relay K uses JZC-
22F-DC12V relay.
Advantages of the present invention are as follows: compared with the work of the continous way of common ventilation fan, ventilation fan of the present invention uses at work
The mode of service intermittent, has both saved electric energy in this way, and when ventilation fan stops, and the fresh air exchanged into can be with
Foul atmosphere in indoor each corner carries out being sufficiently mixed displacement, then can effectively will be indoor when ventilation fan is again started up
The foul atmosphere in each corner is discharged, to reach ideal ventilation effect, the ventilation effect than conventional ventilation fan is more preferable.
Detailed description of the invention
Fig. 1 is the circuit diagram of the energy-efficient ventilation fan of the present invention.
Specific embodiment
The present invention will be further described with reference to the accompanying drawing.
As shown in Figure 1, energy-efficient ventilation fan of the invention, circuit is using time base circuit NE555 chip as control
Core processed is constructed, and circuit uses 220V alternating current through transformer T1 transformation and rectifier bridge D1~D4 full-wave rectification, then successively passes through
Capacitor C1 filtering, 7812 pressure stabilizing of three terminal regulator obtain direct current 12V power supply and are powered after capacitor C2 filtering；NE555 chip
4 feet and 8 feet connect 12V power supply, one end of 7 foot connecting resistance R1 and R2, another termination 12V power supply of resistance R1, resistance R2's is another
One end of one termination adjustable resistance RP, the other end of adjustable resistance RP and adjustable side connect the 2 of NE555 chip, 6 feet and electricity jointly
Hold the anode of C3, the cathode ground connection of capacitor C3,1 foot of NE555 chip is grounded, is grounded after 5 foot serial capacitance C4,3 feet concatenation electricity
Resistance R3 is followed by the base stage of triode Q1；The emitter of triode Q1 is grounded, and collector meets 2 feet of optocoupler PC817, optocoupler PC817
1 foot connecting resistance R4 one end, another termination 12V power supply of resistance R4,3 feet of optocoupler PC817 meet 12V power supply, optocoupler PC817
4 feet connect the base stage of triode Q2 and one end of resistance R5, the other end of resistance R5 and the emitter ground connection of triode Q2, three poles
One end of the collector connecting relay K coil of pipe Q2 and the anode of diode D5, the other end and diode D5 of relay K coil
Cathode connect 12V power supply；220V alternating current controls on-off by the switch S that is serially connected on L line, N line He the rear switch S L line it
Between be parallel with fan circuit, in fan circuit, L line concatenate relay K moving together contact K1 after connect fan motor M one
End, the other end of fan motor M are connected with N line.
The working principle of ventilation fan of the present invention are as follows: after connecting switch S, by NE555 chip, resistance R1 and R2, adjustable resistance
The astable oscillator of RP and capacitor C3 composition is started to work, and is loaded by the oscillation wave that 3 foot of NE555 chip exports through resistance R3
The base stage of triode Q1 makes triode Q1 realize intermittent conducting.When oscillation wave exports high level, triode Q1 conducting, into
And optocoupler PC817 is connected, triode Q2 conducting, relay K obtains electric actuation, fan motor M work once electrified；When oscillation wave output is low
When level, triode Q1 cut-off, and then optocoupler PC817 ends, triode Q2 cut-off, the release of relay K power loss, fan motor M
Power loss is out of service.It recycles repeatedly, the service intermittent of ventilation fan can be realized.When needing, adjust adjustable resistance RP's
Resistance value, thus it is possible to vary the frequency of oscillation of oscillation wave, and then change the stop frequency of ventilation fan.
Above-mentioned legend is only exemplary embodiments of the invention, is not intended to restrict the invention, it is all in spirit of the invention and
Made any modification or equivalent replacement and improvement etc., should all be included in the protection scope of the present invention within principle.
Claims (2)
1. a kind of energy-efficient ventilation fan, it is characterized in that: the circuit of the ventilation fan uses time base circuit NE555 chip conduct
Control core is constructed, and circuit uses 220V alternating current through transformer T1 transformation and rectifier bridge D1~D4 full-wave rectification, then successively
It is filtered through capacitor C1,7812 pressure stabilizing of three terminal regulator, after capacitor C2 filtering, obtains direct current 12V power supply and be powered；NE555 core
4 feet and 8 feet of piece connect 12V power supply, one end of 7 foot connecting resistance R1 and R2, another termination 12V power supply of resistance R1, resistance R2's
One end of another termination adjustable resistance RP, the other end of adjustable resistance RP and adjustable side connect jointly the 2 of NE555 chip, 6 feet and
The anode of capacitor C3, the cathode ground connection of capacitor C3,1 foot of NE555 chip are grounded, are grounded after 5 foot serial capacitance C4,3 feet concatenation
Resistance R3 is followed by the base stage of triode Q1；The emitter of triode Q1 is grounded, and collector connects 2 feet of optocoupler PC817, optocoupler
One end of the 1 foot connecting resistance R4 of PC817, another termination 12V power supply of resistance R4,3 feet of optocoupler PC817 connect 12V power supply, optocoupler
4 feet of PC817 connect the base stage of triode Q2 and one end of resistance R5, and the other end of resistance R5 and the emitter of triode Q2 connect
Ground, one end of the collector connecting relay K coil of triode Q2 and the anode of diode D5, the other end of relay K coil and
The cathode of diode D5 connects 12V power supply；220V alternating current controls on-off by the switch S being serially connected on L line, in N line and the rear switch S
L line between be parallel with fan circuit, in fan circuit, L line concatenation relay K moving together contact K1 after connect fan motor
The other end of one end of M, fan motor M is connected with N line.
2. ventilation fan according to claim 1, it is characterized in that: the capacitor C1 and C2 is respectively adopted 220 μ F's and 2.2 μ F
Electrolytic capacitor, capacitor C3 use the electrolytic capacitor of 10 μ F, and the resistance of 56k Ω and 100k Ω is respectively adopted in resistance R1 and R2, adjustable
Resistance RP uses the potentiometer of 100k Ω, and the resistance of 47k Ω and 100k Ω is respectively adopted in resistance R3 and R4, and triode Q1 and Q2 are adopted
With NPN triode 8050, relay K uses JZC-22F-DC12V relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611015738.0A CN106499649B (en) | 2016-11-18 | 2016-11-18 | A kind of energy-efficient ventilation fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611015738.0A CN106499649B (en) | 2016-11-18 | 2016-11-18 | A kind of energy-efficient ventilation fan |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106499649A CN106499649A (en) | 2017-03-15 |
| CN106499649B true CN106499649B (en) | 2019-05-28 |
Family
ID=58324983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611015738.0A Active CN106499649B (en) | 2016-11-18 | 2016-11-18 | A kind of energy-efficient ventilation fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106499649B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4535274A (en) * | 1983-07-20 | 1985-08-13 | Toyo Electric Co., Ltd. | Driving circuit for brushless D.C. motor |
| DE3723660A1 (en) * | 1986-08-28 | 1988-03-10 | Fortschritt Veb K | System for delaying the switching on and off of a blower motor |
| CN102720685A (en) * | 2012-07-15 | 2012-10-10 | 黄勇 | Timing type exhaust fan |
| 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 |
| CN102996488A (en) * | 2012-12-23 | 2013-03-27 | 朱慧玲 | Exhaust fan timing controller |
| CN103075358A (en) * | 2013-01-27 | 2013-05-01 | 黄宇嵩 | Intermittent operation controller for electric fan |
| CN103089679A (en) * | 2013-01-31 | 2013-05-08 | 韩春龙 | High power exhaust fan time-base circuit interval controlling device |
| CN103195731A (en) * | 2013-04-11 | 2013-07-10 | 朱慧玲 | Discontinuous running ventilator controller |
| CN204591748U (en) * | 2015-05-04 | 2015-08-26 | 富阳怀邦机械有限公司 | A kind of fan control circuitry of health energy-saving |
| CN204859609U (en) * | 2015-05-17 | 2015-12-09 | 吴明秋 | Energy -concerving and environment -protective public lavatory control system |
-
2016
- 2016-11-18 CN CN201611015738.0A patent/CN106499649B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4535274A (en) * | 1983-07-20 | 1985-08-13 | Toyo Electric Co., Ltd. | Driving circuit for brushless D.C. motor |
| DE3723660A1 (en) * | 1986-08-28 | 1988-03-10 | Fortschritt Veb K | System for delaying the switching on and off of a blower motor |
| 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 |
| CN102720685A (en) * | 2012-07-15 | 2012-10-10 | 黄勇 | Timing type exhaust fan |
| CN102996488A (en) * | 2012-12-23 | 2013-03-27 | 朱慧玲 | Exhaust fan timing controller |
| CN103075358A (en) * | 2013-01-27 | 2013-05-01 | 黄宇嵩 | Intermittent operation controller for electric fan |
| CN103089679A (en) * | 2013-01-31 | 2013-05-08 | 韩春龙 | High power exhaust fan time-base circuit interval controlling device |
| CN103195731A (en) * | 2013-04-11 | 2013-07-10 | 朱慧玲 | Discontinuous running ventilator controller |
| CN204591748U (en) * | 2015-05-04 | 2015-08-26 | 富阳怀邦机械有限公司 | A kind of fan control circuitry of health energy-saving |
| CN204859609U (en) * | 2015-05-17 | 2015-12-09 | 吴明秋 | Energy -concerving and environment -protective public lavatory control system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106499649A (en) | 2017-03-15 |
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