CN107917097B - A kind of fan intelligent thermoregulating control system - Google Patents
A kind of fan intelligent thermoregulating control system Download PDFInfo
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- CN107917097B CN107917097B CN201711229443.8A CN201711229443A CN107917097B CN 107917097 B CN107917097 B CN 107917097B CN 201711229443 A CN201711229443 A CN 201711229443A CN 107917097 B CN107917097 B CN 107917097B
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- resistance
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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
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/313—Air temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/50—Control logic embodiments
- F05D2270/54—Control logic embodiments by electronic means, e.g. electronic tubes, transistors or IC's within an electronic circuit
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention discloses a kind of fan intelligent thermoregulating control systems, the control system includes electric main, pulse generator, integrating circuit, fan and ON-OFF control circuit, the electric main is separately connected power-switching circuit and integrating circuit, power-switching circuit is also connected with pulse generator, pulse generator also output pulse signal is into integrating circuit, electric main is also connected with fan, and integrating circuit is also connected with ON-OFF control circuit, and ON-OFF control circuit is also connected with fan.Fan intelligent thermoregulating control system circuit structure of the present invention is simple, component is few, intelligent switch module is formed by zero-pressure integrated trigger and triode, in conjunction with thermistor, realize the control to the bidirectional thyristor angle of flow, and then change the revolving speed of fan with temperature change, therefore have the advantages that degree of intelligence it is high, it is easy to use and saving electric energy.
Description
Technical field
The present invention relates to a kind of temperature-controlled fan technical field, specifically a kind of fan intelligent thermoregulating control system.
Background technique
Fan is to take a kind of cool electric equipment products summer.Its principle is to promote flabellum to rotate by electric drive, to drive
Air circulation generates natural wind.The most common fan is desk fan, slide fan and ceiling fan etc. in life, and the core component of fan is electricity
Machine, therefore the run stability of motor directly determines the stability of fan, existing fan does not have automatic temperature-adjusting mostly
Function, revolving speed can change with the variation of power network fluctuation, and function is incomplete.
Such as a kind of fan control circuitry disclosed in the document of patent publication No. CN20404500U, it is logical that it discloses one kind
Cross includes amplifier comparison circuit, sample circuit and triode Q1；The wind that the amplifier comparison circuit adopts sample circuit
Fan electric current controls the access electric current of fan by triode Q1 after being compared with given fan voltage reference value；It is realized
The control to fan is realized using less device, and mitigates the fan control that fan influences power supply and other circuits
Circuit.
Such as patent publication No. CN103671188A again, discloses a kind of fan control circuitry, including a temperature detection module,
One fan governor and a conversion circuit.The temperature detection module is used to detect the temperature value of video card GPU.It is stored in described
One-to-one relation table between temperature value and the duty ratio of pwm signal, the fan governor is for reading temperature detecting mould
The temperature value that block is detected, and corresponding control signal is exported according to the relation table of storage.The conversion circuit is connected to
Between fan governor and fan connector, the control signal exported for receiving fan governor, and connected by fan
Device exports corresponding pwm signal to fan, to control the revolving speed of fan.
Although said fans control circuit has the function of stablizing rotation speed of the fan, its degree of intelligence is lower, Wu Fagen
Revolving speed is automatically controlled according to room temperature, therefore to be improved.
Summary of the invention
The purpose of the present invention is to provide a kind of fan intelligent thermoregulating control systems, to solve to propose in above-mentioned background technique
The problem of.
To achieve the above object, the invention provides the following technical scheme:
A kind of fan intelligent thermoregulating control system, including electric main, pulse generator, integrating circuit, fan and switch
Control circuit, the electric main are separately connected power-switching circuit and integrating circuit, and power-switching circuit is also connected with pulse production
Raw device, for pulse generator also output pulse signal into integrating circuit, electric main is also connected with fan, and integrating circuit is also connected with out
Control circuit is closed, ON-OFF control circuit is also connected with fan.
As a preferred solution of the present invention: the power-switching circuit includes resistance R5, diode D1 and capacitor C4, pulse
Generator is chip IC 1, and integrating circuit includes capacitor C1 and resistance R1, and ON-OFF control circuit includes triode V1, triode V2
With bidirectional thyristor Q1, the resistance R1 one end connection chip IC 1 pin 2, resistance R1 the other end connection resistance R3 and
The other end of capacitor C1, capacitor C1 connect capacitor C2, capacitor C3, resistance R6, the emitter of triode V2, potentiometer RP1,220V
One main electrode of alternating current and bidirectional thyristor Q1, the base stage of the other end connecting triode V2 of resistance R3, potentiometer RP1's
The other end connects the pin 4 of resistance R2 and chip IC 1, the emitter of the other end connecting triode V1 of resistance R2, triode V1
Base stage connect resistance R4, the collector of the other end connecting triode V2 of resistance R4, the pin 7 of chip IC 1 connects diode
The cathode of D1, the anode of diode D1 connect resistance R5 and capacitor C4, the other end, the wind of the other end connection capacitor C4 of resistance R5
Fan the other end of M and 220V alternating current, the control of the other end and bidirectional thyristor Q1 of the collector connection resistance R6 of triode V1
Pole processed, the base stage of the collector connecting triode V1 of triode V2, the other end of fan M connect another of bidirectional thyristor Q1
Main electrode and resistance R8.
As a preferred solution of the present invention: the resistance R2 is negative tempperature coefficient thermistor.
As a preferred solution of the present invention: the model M5172L of the chip IC 1.
As a preferred solution of the present invention: the triode V1 is p-type triode, and model 9012, triode V2 is N
Type triode, model 9013.
As a preferred solution of the present invention: the diode D1 is rectifier diode, model IN4002.
As a preferred solution of the present invention: the resistance R5 and capacitor C4 forms resistance-capacitance depressurization module.
Compared with prior art, the beneficial effects of the present invention are:
(1) fan intelligent thermoregulating control system circuit structure of the present invention is simple, component is few, passes through zero-pressure integrated trigger
The control to the bidirectional thyristor angle of flow is realized, and then make wind in conjunction with thermistor with triode composition intelligent switch module
The revolving speed of fan changes with temperature change；
(2) chip IC 1 in circuit of the present invention is zero-pressure integrated trigger, and 2 feet of chip IC 1 are only in positive half cycle no-voltage
Nearby generate pulse output, this pulse enters back into triode V1's and three after the integrating circuit that resistance R1 and capacitor C1 are formed
Pole pipe V1 amplification, is finally added in the control electrode of bidirectional thyristor Q1, and resistance R2 is negative tempperature coefficient thermistor, resistance value with
The variation of environment temperature and inverse change, therefore when temperature is high, the resistance value of R2 reduces, and the voltage for flowing through triode V2 increases, double
It is increased to the control pole tension of thyristor Q1, the angle of flow of Q1 increases, and the revolving speed of fan M increases, conversely, revolving speed reduces, therefore
Have the advantages that degree of intelligence it is high, it is easy to use and save electric energy.
Detailed description of the invention
Fig. 1 is the overall block diagram of fan intelligent thermoregulating control system；
Fig. 2 is the circuit diagram of an embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
A kind of fan intelligent thermoregulating control system referring to FIG. 1-2, including electric main, pulse generator, integral electricity
Road, fan and ON-OFF control circuit, the electric main are separately connected power-switching circuit and integrating circuit, power-switching circuit
It is also connected with pulse generator, for pulse generator also output pulse signal into integrating circuit, electric main is also connected with fan, integral
Circuit is also connected with ON-OFF control circuit, and ON-OFF control circuit is also connected with fan.
Power-switching circuit includes resistance R5, diode D1 and capacitor C4, and pulse generator is chip IC 1, integrating circuit
Including capacitor C1 and resistance R1, ON-OFF control circuit includes triode V1, triode V2 and bidirectional thyristor Q1, the resistance R1
One end connection chip IC 1 pin 2, the other end of resistance R1 connects resistance R3 and capacitor C1, the other end connection of capacitor C1
Capacitor C2, capacitor C3, resistance R6, the emitter of triode V2, potentiometer RP1,220V alternating current and bidirectional thyristor Q1 one
A main electrode, the base stage of the other end connecting triode V2 of resistance R3, the other end connection resistance R2 and chip of potentiometer RP1
The base stage of the pin 4 of IC1, the emitter of the other end connecting triode V1 of resistance R2, triode V1 connects resistance R4, resistance R4
Other end connecting triode V2 collector, the pin 7 of chip IC 1 connects the cathode of diode D1, the anode of diode D1
Connect resistance R5 and capacitor C4, the other end connection other end of capacitor C4 of resistance R5, fan M and 220V alternating current it is another
End, the other end of the collector connection resistance R6 of triode V1 and the control electrode of bidirectional thyristor Q1, the collector of triode V2
The base stage of connecting triode V1, another main electrode and resistance R8 of the other end connection bidirectional thyristor Q1 of fan M.
Resistance R2 is negative tempperature coefficient thermistor.The model M5172L of chip IC 1.Triode V1 is p-type triode,
Its model 9012, triode V2 are N-type triode, model 9013.Diode D1 is rectifier diode, model
IN4002.Resistance R5 and capacitor C4 forms resistance-capacitance depressurization module.
The working principle of the invention is: as a kind of embodiment circuit of the invention, as shown in Figure 2: the chip in circuit
IC1 is zero-pressure integrated trigger, and 2 feet of chip IC 1 only generate pulse output near positive half cycle no-voltage, this pulse is by electricity
It enters back into triode V1's after the integrating circuit of resistance R1 and capacitor C1 composition and triode V1 amplifies, be finally added in bidirectional thyristor
The control electrode of Q1, resistance R2 be negative tempperature coefficient thermistor, resistance value inverse change with the variation of environment temperature, therefore
When temperature is high, the resistance value of R2 is reduced, and the voltage for flowing through triode V2 increases, and the control pole tension of bidirectional thyristor Q1 increases, Q1
The angle of flow increase, the revolving speed of fan M increases, conversely, revolving speed reduces, the adjusting critically weighted that potentiometer RP1 can be convenient.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (6)
1. a kind of fan intelligent thermoregulating control system, the control system include electric main, pulse generator, integrating circuit,
Fan and ON-OFF control circuit, which is characterized in that the electric main is separately connected power-switching circuit and integrating circuit, power supply
Conversion circuit is also connected with pulse generator, and into integrating circuit, electric main is also connected with pulse generator also output pulse signal
Fan, integrating circuit are also connected with ON-OFF control circuit, and ON-OFF control circuit is also connected with fan；The power-switching circuit includes electricity
R5, diode D1 and capacitor C4 are hindered, pulse generator is chip IC 1, and integrating circuit includes capacitor C1 and resistance R1, switch control
Circuit includes the pin 2 of one end connection chip IC 1 of triode V1, triode V2 and bidirectional thyristor Q1, the resistance R1, electricity
The other end for hindering R1 connects resistance R3 and capacitor C1, and the other end of capacitor C1 connects capacitor C2, capacitor C3, resistance R6, triode
One main electrode of the emitter of V2, potentiometer RP1,220V alternating current and bidirectional thyristor Q1, the other end connection of resistance R3
The base stage of triode V2, the pin 4 of the other end connection resistance R2 and chip IC 1 of potentiometer RP1, the other end connection of resistance R2
The emitter of triode V1, the base stage connection resistance R4 of triode V1, the collector of the other end connecting triode V2 of resistance R4,
The pin 7 of chip IC 1 connects the cathode of diode D1, and the anode of diode D1 connects resistance R5 and capacitor C4, and resistance R5's is another
One end connects the other end of the other end of capacitor C4, fan M and 220V alternating current, the collector connection resistance R6's of triode V1
The control electrode of the other end and bidirectional thyristor Q1, the base stage of the collector connecting triode V1 of triode V2, the other end of fan M
Connect another main electrode and resistance R8 of bidirectional thyristor Q1.
2. a kind of fan intelligent thermoregulating control system according to claim 1, which is characterized in that the resistance R2 is subzero temperature
Spend coefficient resistance.
3. a kind of fan intelligent thermoregulating control system according to claim 1, which is characterized in that the type of the chip IC 1
Number be M5172L.
4. a kind of fan intelligent thermoregulating control system according to claim 1, which is characterized in that the triode V1 is P
Type triode, model 9012, triode V2 are N-type triode, model 9013.
5. a kind of fan intelligent thermoregulating control system according to claim 1, which is characterized in that the diode D1 is whole
Flow diode, model IN4002.
6. a kind of fan intelligent thermoregulating control system according to claim 1, which is characterized in that the resistance R5 and capacitor
C4 forms resistance-capacitance depressurization module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711229443.8A CN107917097B (en) | 2017-11-29 | 2017-11-29 | A kind of fan intelligent thermoregulating control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711229443.8A CN107917097B (en) | 2017-11-29 | 2017-11-29 | A kind of fan intelligent thermoregulating control system |
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| Publication Number | Publication Date |
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| CN107917097A CN107917097A (en) | 2018-04-17 |
| CN107917097B true CN107917097B (en) | 2019-04-09 |
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| CN201711229443.8A Active CN107917097B (en) | 2017-11-29 | 2017-11-29 | A kind of fan intelligent thermoregulating control system |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108988146A (en) * | 2018-07-20 | 2018-12-11 | 吴鑫锋 | A kind of theft-proof safety type power distribution cabinet |
| CN113796344B (en) * | 2021-09-16 | 2022-11-25 | 深圳市翌卡本智能科技有限公司 | Novel variable-frequency intelligent aerator speed regulation control system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5731674A (en) * | 1995-01-14 | 1998-03-24 | Papst-Motoren Gmbh & Co. Kg | Motor with variable edge steepness |
| CN1758525A (en) * | 2004-10-08 | 2006-04-12 | 鸿富锦精密工业（深圳）有限公司 | DC fan starting circuit |
| CN202732417U (en) * | 2012-08-28 | 2013-02-13 | Tcl新技术（惠州）有限公司 | Stepless variable-speed temperature-control fan circuit |
| CN103807192A (en) * | 2012-11-06 | 2014-05-21 | 鸿富锦精密工业(武汉)有限公司 | Computer fan control circuit |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104747480B (en) * | 2013-12-26 | 2017-06-06 | 鸿富锦精密工业(武汉)有限公司 | Rotation speed of the fan adjusts circuit |
-
2017
- 2017-11-29 CN CN201711229443.8A patent/CN107917097B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5731674A (en) * | 1995-01-14 | 1998-03-24 | Papst-Motoren Gmbh & Co. Kg | Motor with variable edge steepness |
| CN1758525A (en) * | 2004-10-08 | 2006-04-12 | 鸿富锦精密工业（深圳）有限公司 | DC fan starting circuit |
| CN202732417U (en) * | 2012-08-28 | 2013-02-13 | Tcl新技术（惠州）有限公司 | Stepless variable-speed temperature-control fan circuit |
| CN103807192A (en) * | 2012-11-06 | 2014-05-21 | 鸿富锦精密工业(武汉)有限公司 | Computer fan control circuit |
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| CN107917097A (en) | 2018-04-17 |
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