CN107917097A - A kind of fan intelligent thermoregulating control system - Google Patents
A kind of fan intelligent thermoregulating control system Download PDFInfo
- Publication number
- CN107917097A CN107917097A CN201711229443.8A CN201711229443A CN107917097A CN 107917097 A CN107917097 A CN 107917097A CN 201711229443 A CN201711229443 A CN 201711229443A CN 107917097 A CN107917097 A CN 107917097A
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- Prior art keywords
- resistance
- fan
- triode
- circuit
- capacitance
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Classifications
-
- 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 system, the control system includes electric main, pulse generator, integrating circuit, fan and ON-OFF control circuit, the electric main connects power-switching circuit and integrating circuit respectively, 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 of the present invention is simple in structure, component is few, intelligent switch module is formed by zero-pressure integrated trigger and triode, with reference to thermistor, realize the control to the bidirectional thyristor angle of flow, and then the rotating speed of fan is changed with temperature change, therefore have the advantages that degree of intelligence it is high, it is easy to use and save electric energy.
Description
Technical field
The present invention relates to a kind of temperature-controlled fan technical field, is specifically a kind of fan intelligent thermoregulating control system.
Background technology
Fan is to take a kind of cool electric equipment products summer.Its principle is to promote flabellum to rotate by electric drive, so as to drive
Air circulation produces natural wind.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 possess automatic temperature-adjusting mostly
Function, its rotating speed can change with the change of power network fluctuation, its function is not perfect enough.
Such as a kind of fan control circuitry disclosed in the document of patent publication No. CN20404500U, it is logical it discloses one kind
Cross and include amplifier comparison circuit, sample circuit and triode Q1；The wind that the amplifier comparison circuit adopts sample circuit
The access electric current of fan is controlled after electric current is fanned compared with given fan voltage reference value by triode Q1；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 for the temperature value for detecting video card GPU.The memory contains
One-to-one relation table between temperature value and the duty cycle of pwm signal, the fan governor are used to read 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 that is exported for receiving fan governor, and connected by fan
Device exports corresponding pwm signal to fan, to control the rotating speed of fan.
Although said fans control circuit has the function of to stablize rotation speed of the fan, its degree of intelligence is relatively low, Wu Fagen
Rotating speed is automatically controlled according to room temperature, thus it is to be improved.
The content of the invention
It is an object of the invention to provide a kind of fan intelligent thermoregulating control system, to solve to propose in above-mentioned background technology
The problem of.
To achieve the above object, the present invention provides following technical solution：
A kind of fan intelligent thermoregulating control system, including electric main, pulse generator, integrating circuit, fan and switch control
Circuit, the electric main connect power-switching circuit and integrating circuit respectively, and power-switching circuit is also connected with pulse generator,
For pulse generator also output pulse signal into integrating circuit, electric main is also connected with fan, and integrating circuit is also connected with switch control
Circuit processed, ON-OFF control circuit are also connected with fan.
Preferred solution as the present invention：The power-switching circuit includes resistance R5, diode D1 and capacitance C4, pulse
Generation circuit is chip IC 1, and integrating circuit includes capacitance C1 and resistance R1, and ON-OFF control circuit includes triode V1, triode
One end of V2 and unidirectional thyristor Q1, the resistance R1 connect the pin 2 of chip IC 1, the other end connection resistance R3 of resistance R1
With capacitance C1, the other end connection capacitance C2 of capacitance C1, capacitance C3, resistance R6, the emitter of triode V2, potentiometer RP1,
One main electrode of 220V alternating currents and bidirectional thyristor Q1, the base stage of the other end connecting triode V2 of resistance R3, potentiometer
The other end connection resistance of RP1 allows and the pin of chip IC 14, the emitter of the other end connecting triode V1 of resistance R2, three poles
The base stage connection resistance R4 of pipe V1, the collector of the other end connecting triode V2 of resistance R4, the connection of pin 7 two of chip IC 1
The cathode of pole pipe D1, the other end connection capacitance C4's of anode connection the resistance R5 and capacitance C4, resistance R5 of diode D1 is another
End, the other end of fan M and 220V alternating current, the other end and bidirectional thyristor Q1 of the collector connection resistance R6 of triode V1
Control pole, the base stage of the collector connecting triode V1 of triode V2, the other end connection bidirectional thyristor Q1's of fan M is another
One main electrode and resistance R8.
Preferred solution as the present invention：The resistance R2 is negative tempperature coefficient thermistor.
Preferred solution as the present invention：The model M5172L of the chip IC 1.
Preferred solution as the present invention：The triode V1 is p-type triode, its model 9012, triode V2 is N
Type triode, its model 9013.
Preferred solution as the present invention：The diode D1 is rectifier diode, its model IN4002.
Preferred solution as the present invention：The resistance R5 and capacitance C4 form resistance-capacitance depressurization module.
Compared with prior art, the beneficial effects of the invention are as follows：
（1）Fan intelligent thermoregulating control system circuit of the present invention is simple in structure, component is few, passes through zero-pressure integrated trigger and three
Pole pipe forms intelligent switch module, with reference to thermistor, realizes the control to the bidirectional thyristor angle of flow, and then make fan
Rotating speed 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 near positive half cycle no-voltage
Produce pulse output, this pulse entered back into after the integrating circuit that resistance R1 and capacitance C1 are formed triode V1's and triode
V1 amplifies, and is finally added in the control pole of unidirectional thyristor Q1, resistance R2 is negative tempperature coefficient thermistor, its resistance value is with environment
The change of temperature and inverse change, therefore when temperature is high, the resistance value of R2 reduces, and flows through the voltage rise of triode V2, two-way crystalline substance
The control pole tension rise of brake tube Q1, the angle of flow of Q1 increase, and the rotating speed increase of fan M, conversely, rotating speed reduces, therefore has
The advantages of degree of intelligence is high, easy to use and saving electric energy.
Brief description of the drawings
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.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
- 2 are please referred to Fig.1, a kind of fan intelligent thermoregulating control system, including electric main, pulse generator, integration are electric
Road, fan and ON-OFF control circuit, the electric main connect power-switching circuit and integrating circuit, power-switching circuit respectively
Pulse generator is also connected with, for pulse generator also output pulse signal into integrating circuit, electric main is also connected with fan, integration
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 capacitance C4, and pulse-generating circuit is chip IC 1, integration electricity
Road includes capacitance C1 and resistance R1, and ON-OFF control circuit includes triode V1, triode V2 and unidirectional thyristor Q1, the resistance
The pin 2 of one end connection chip IC 1 of R1, the other end of the other end connection resistance R3 and capacitance C1, capacitance C1 of resistance R1 connect
Meet capacitance C2, capacitance C3, resistance R6, the emitter of triode V2, potentiometer RP1,220V alternating current and bidirectional thyristor Q1
One main electrode, the base stage of the other end connecting triode V2 of resistance R3, the other end connection resistance of potentiometer RP1 allows and chip
The pin 4 of IC1, the emitter of the other end connecting triode V1 of resistance R2, base stage connection the resistance R4, resistance R4 of triode V1
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 capacitance C4, the other end of the other end connection capacitance C4 of resistance R5, fan M and 220V alternating current it is another
End, the other end of collector connection resistance R6 and the control pole of bidirectional thyristor Q1 of triode V1, 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 triodes, its model 9013.Diode D1 is rectifier diode, its model
IN4002.Resistance R5 and capacitance C4 composition resistance-capacitance depressurization modules.
The present invention operation principle be：As the present invention a kind of embodiment circuit, as shown in Figure 2：Chip in circuit
IC1 is zero-pressure integrated trigger, and 2 feet of chip IC 1 produce pulse output only near positive half cycle no-voltage, this pulse is by electricity
Enter back into triode V1's after the integrating circuit of resistance R1 and capacitance C1 compositions and triode V1 amplifies, be finally added in unidirectional thyristor
The control pole of Q1, resistance R2 are negative tempperature coefficient thermistor, its resistance value inverse change with the change of environment temperature, therefore
When temperature is high, the resistance value of R2 reduces, and flows through the voltage rise of triode V2, the control pole tension rise of bidirectional thyristor Q1, Q1
The angle of flow increase, the increase of the rotating speed of fan M, conversely, rotating speed reduces, potentiometer RP1 can easily adjust critically weighted.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of 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
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (7)
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, it is characterised in that the electric main connects counter structure in power-switching circuit attached drawing respectively
Inconsistent and integrating circuit, power-switching circuit are also connected with pulse generator, pulse generator also output pulse signal to integration
In 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.
A kind of 2. fan intelligent thermoregulating control system according to claim 1, it is characterised in that the power-switching circuit
Including resistance R5, diode D1 and capacitance C4, pulse-generating circuit is chip IC 1, and integrating circuit includes capacitance C1 and resistance R1,
ON-OFF control circuit includes one end connection chip IC 1 of triode V1, triode V2 and unidirectional thyristor Q1, the resistance R1
Pin 2, other end connection capacitance C2, capacitance C3, the resistance of the other end connection resistance R3 and capacitance C1, capacitance C1 of resistance R1
R6, the emitter of triode V2, a main electrode of potentiometer RP1,220V alternating current and bidirectional thyristor Q1, resistance R3's is another
The base stage of one end connecting triode V2, potentiometer RP1 the other end connection resistance allow with the pin of chip IC 14, resistance R2's is another
The emitter of one end connecting triode V1, base stage connection the resistance R4, the other end connecting triode V2 of resistance R4 of triode V1
Collector, the pin 7 of chip IC 1 connects the cathode of diode D1, the anode connection resistance R5 and capacitance C4 of diode D1, electricity
Hinder the other end, the other end of fan M and 220V alternating current of the other end connection capacitance C4 of R5, the collector connection of triode V1
The other end of resistance R6 and the control pole of bidirectional thyristor Q1, the base stage of the collector connecting triode V1 of triode V2, fan M
Other end connection bidirectional thyristor Q1 another main electrode and resistance R8.
3. a kind of fan intelligent thermoregulating control system according to claim 2, it is characterised in that the resistance R2 is subzero temperature
Spend coefficient resistance.
A kind of 4. fan intelligent thermoregulating control system according to claim 2, it is characterised in that the type of the chip IC 1
Number it is M5172L.
5. a kind of fan intelligent thermoregulating control system according to claim 2, it is characterised in that the triode V1 is P
Type triode, its model 9012, triode V2 are N-type triodes, its model 9013.
6. a kind of fan intelligent thermoregulating control system according to claim 2, it is characterised in that the diode D1 is whole
Flow diode, its model IN4002.
7. a kind of fan intelligent thermoregulating control system according to claim 2, it is characterised in that the resistance R5 and capacitance
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 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107917097A true CN107917097A (en) | 2018-04-17 |
| CN107917097B CN107917097B (en) | 2019-04-09 |
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ID=61898108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711229443.8A Active CN107917097B (en) | 2017-11-29 | 2017-11-29 | A kind of fan intelligent thermoregulating control system |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108988146A (en) * | 2018-07-20 | 2018-12-11 | 吴鑫锋 | A kind of theft-proof safety type power distribution cabinet |
| CN113796344A (en) * | 2021-09-16 | 2021-12-17 | 深圳市翌卡本智能科技有限公司 | Novel variable-frequency intelligent aerator speed regulation control system |
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| 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 |
| US20150184667A1 (en) * | 2013-12-26 | 2015-07-02 | Hong Fu Jin Precision Industry (Wuhan) Co., Ltd. | Fan rotation speed adjusting system |
-
2017
- 2017-11-29 CN CN201711229443.8A patent/CN107917097B/en active Active
Patent Citations (5)
| 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 |
| US20150184667A1 (en) * | 2013-12-26 | 2015-07-02 | Hong Fu Jin Precision Industry (Wuhan) Co., Ltd. | Fan rotation speed adjusting system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108988146A (en) * | 2018-07-20 | 2018-12-11 | 吴鑫锋 | A kind of theft-proof safety type power distribution cabinet |
| CN113796344A (en) * | 2021-09-16 | 2021-12-17 | 深圳市翌卡本智能科技有限公司 | Novel variable-frequency intelligent aerator speed regulation control system |
| 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 |
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| Publication number | Publication date |
|---|---|
| CN107917097B (en) | 2019-04-09 |
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