CN107035707A - A kind of guide-lighting fan control circuitrys of LED, control method and guide-lighting fan - Google Patents
A kind of guide-lighting fan control circuitrys of LED, control method and guide-lighting fan Download PDFInfo
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- CN107035707A CN107035707A CN201710289723.1A CN201710289723A CN107035707A CN 107035707 A CN107035707 A CN 107035707A CN 201710289723 A CN201710289723 A CN 201710289723A CN 107035707 A CN107035707 A CN 107035707A
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000011664 signaling Effects 0.000 claims abstract description 19
- 230000001360 synchronised effect Effects 0.000 claims description 20
- 230000000694 effects Effects 0.000 claims description 19
- 241000883990 Flabellum Species 0.000 claims description 8
- 238000012544 monitoring process Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 11
- 230000005611 electricity Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 235000015256 Chionanthus virginicus Nutrition 0.000 description 2
- 241000234283 Galanthus nivalis Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000533950 Leucojum Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001795 light effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- 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
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/005—Decorative aspects, i.e. features which have no effect on the functioning of the pump
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0088—Ventilating systems
- F21V33/0096—Fans, e.g. ceiling fans
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
- H05B45/37—Converter circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/40—Details of LED load circuits
- H05B45/44—Details of LED load circuits with an active control inside an LED matrix
- H05B45/46—Details of LED load circuits with an active control inside an LED matrix having LEDs disposed in parallel lines
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses a kind of guide-lighting fan control circuitrys of LED, control method and guide-lighting fan, the control circuit includes motor drive circuit, LED drive circuit, MCU modules, key control circuit and synchronization control circuit；The key control circuit is used to send push button signalling to MCU module, the MCU modules are used to generate the first control signal and the second control signal according to push button signalling, and control the work of corresponding LED for the first control signal to be sent into motor drive circuit to control the work of motor, the second control signal is sent into LED drive circuit；The MCU modules are used for the rotating speed that fan is obtained by synchronization control circuit, motor drive circuit, and generate synchronizing signal according to the rotating speed of fan and be sent to LED drive circuit to control the display of LED.The present invention realizes the Synchronization Control that the rotation speed of the fan in the guide-lighting fans of LED is shown with LED lamplight.
Description
Technical field
The present invention relates to guide-lighting fan, more particularly to the guide-lighting fans of LED and its control.
Background technology
For comparing hot electric competing market at present, traditional fan is full just for the sake of being radiated to computer housing
Market does not make rapid progress the demand of change foot.Therefore, a kind of guide-lighting fans of LED have been occurred as soon as, by LED and traditional fan
It is combined together, while fan is being rotated, show the light of a variety of colors by LED to increase equipment dazzles cruel sense.
But, in order to meet the demand that electricity is competing, there is each side in fan in outward appearance and air quantity, dynamic equilibrium, lighting effects control method
Problem and contradiction, the guide-lighting fan of existing LED is generally placed at the heat dissipation problem for solving the guide-lighting fans of LED, it is difficult to solve fan
Stationary problem between the display effect of LED；In addition, the LED of the guide-lighting fan of existing LED be typically all it is exposed outside
Portion, it is easy to the full dust of product, influences the service life of LED.
The content of the invention
In order to overcome the deficiencies in the prior art, an object of the present invention is to provide a kind of guide-lighting fan control electricity of LED
Road, the problem of it can solve the problem that the Synchronization Control of light and fan in the guide-lighting fans of LED in the prior art.
In order to overcome the deficiencies in the prior art, the second object of the present invention is to provide a kind of guide-lighting fan control sides of LED
Method, the problem of it can solve the problem that the Synchronization Control of light and fan in the guide-lighting fans of LED in the prior art.
In order to overcome the deficiencies in the prior art, the third object of the present invention is to provide a kind of guide-lighting fans of LED, and it can
Solve the exposed problem of the Synchronization Control and LED of light and fan in the guide-lighting fans of LED in the prior art.
An object of the present invention is realized using following technical scheme：
A kind of guide-lighting fan control circuitry of LED, including motor drive circuit, LED drive circuit, MCU modules, by key control
Circuit and synchronization control circuit；
It is the output end of the key control circuit, the input of LED drive circuit, the input of motor drive circuit, same
The output end of step control circuit is electrically connected with MCU modules respectively；The input of the synchronization control circuit also drives with motor
Circuit is electrically connected with；
The key control circuit is used to send push button signalling to MCU module, and the MCU modules are used for according to push button signalling
Generate the first control signal and the second control signal, and control for the first control signal to be sent into motor drive circuit
The working condition of motor, the second control signal is sent to LED drive circuit to control the working condition of LED；
The motor drive circuit is additionally operable to obtain the rotating speed of fan and is sent to MCU modules by synchronization control circuit,
The MCU modules are used to generate synchronizing signal according to the rotating speed of fan and are sent to LED drive circuit to control the work of LED
State.
Preferably, in addition to power module, power module includes 12V power supplys and the power drives for providing 3.3V power supplys
Circuit；The power driving circuit includes voltage-stablizer U1, electric capacity C1 and electric capacity C2, voltage-stablizer U1 input IN and 12V power supplys
Connection, output end OUT output 3.3V power supplys；Voltage-stablizer U1 input IN is also also passed through by electric capacity C1 ground connection, output end OUT
Electric capacity C2 is grounded；Voltage-stablizer U1 earth terminal GND ground connection；
Power driving circuit is used to provide 3.3V power supplys for MCU modules.
Preferably, the MCU modules include control chip U2, resistance R7, resistance R9, electric capacity C4 and electric capacity C5；The electricity
Resistance R7 one end is used for the reset terminal REST connections for accessing 3.3V power supplys, the other end and control chip U2；The reset terminal REST
Also it is grounded by electric capacity C3；The earth terminal VSS ground connection of the control chip U2；The power end VDD accesses of the control chip U2
3.3V power supplys, power end VDD are also grounded by electric capacity C5, control chip U2 VCAP ends are also grounded by electric capacity C4；The control
Coremaking piece U2 LED-KEY ends are connected by resistance R9 with 3.3V power supplys；The Same ends of the control chip U2 and Synchronization Control
The output end connection of circuit；
The key control circuit includes switch S1, the switch S1 one end and connected with control chip U2 LED-KEY ends
Connect, other end ground connection.
Preferably, the LED drive circuit includes multiple LED positive poles drive circuits and three LED negative pole drive circuits；Institute
LED is stated to be formed in parallel for multiple tri coloured lantern groups；The control chip U2 also includes multiple first output ends and three second defeated
Go out end, first output end, tri coloured lantern group, LED positive poles drive circuit are corresponded, and each first output end passes through correspondence
LED positive pole drive circuits be connected to the positive pole of corresponding tri coloured lantern group；
Each the negative pole of the negative pole of the R lamps in tri coloured lantern group, the negative pole of B lamps and G lamps passes through corresponding LED negative poles respectively
Drive circuit is connected to corresponding second output end.
Preferably, each LED positive poles drive circuit includes first resistor, the first triode, the second triode and the second electricity
Resistance；One end of the first resistor and the base stage of the connection of control chip first output end, the other end and the first triode
Connection；The grounded emitter of first triode, the colelctor electrode of the first triode are connected by second resistance with 12V power supplys；Second
The colelctor electrode of triode is connected with the positive pole of a tri coloured lantern group, the emitter stage of the second triode is connected with 12V power supplys, the two or three
The base stage of pole pipe is connected with the colelctor electrode of the first triode；
Each LED negative poles drive circuit includes the 3rd triode and 3rd resistor, control chip U2 one second output
End be connected by 3rd resistor with the base stage of the 3rd triode, the grounded emitter of the 3rd triode, the current collection of the 3rd triode
Pole be connected with the negative pole of the B lamps of a tri coloured lantern group or R lamps negative pole connection or G lamps negative pole connection.
Preferably, the synchronization control circuit includes diode D1, electric capacity C8 and resistance R0, diode D1 negative pole and horse
It is connected up to drive circuit connection, positive pole by resistance R0 with MCU modules；The positive pole of the diode D1 is also connect by electric capacity C8
Ground.
Preferably, in addition to IR remote control circuits, the IR remote control circuits include resistance R10, resistance R11, IR infrared receiver
Head, electric capacity C6 and electric capacity C7；The output end OUT of IR infrared receiving terminals is connected by resistance R11 with MCU modules, earth terminal GND connects
Ground, power end VCC are grounded by electric capacity C6；Resistance R10 one end access 3.3V connections, the other end are grounded by electric capacity C7.
Preferably, in addition to Rotating speed measring circuit, Rotating speed measring circuit is used for the rotating speed for detecting fan；The motor driving
Circuit includes Hall sensor Hall IC, electric capacity C10 and electric capacity C9, and Hall sensor Hall IC FG ends and Synchronization Control are driven
Dynamic circuit connection；MOTR ends are connected with motor, and MOTL ends are connected with Rotating speed measring circuit；MOTR ends are also grounded by electric capacity C10；
MOTL ends are also grounded by electric capacity C9.
The second object of the present invention is realized using following technical scheme：
A kind of guide-lighting control method for fan of LED, the control method is by the guide-lighting fan control circuitrys of foregoing LED
MCU modules perform, comprise the following steps：
When a remote control signal is received, MCU modules are used to generate the first fan control signal and the first LED control signal
And the first fan control signal is sent to motor drive circuit, so that motor drive circuit controls the work shape of motor
State and the first LED control signal is sent to LED drive circuit, so as to control the display lighting effects of LED.
When receiving push button signalling, MCU modules are used to judge mode of operation according to the push button signalling；
When the mode of operation is normal mode, MCU modules are used to generate the second LED control signal according to push button signalling
And LED drive circuit is sent it to, so as to control LED to show corresponding lighting effects；
When the mode of operation is synchronous mode, MCU modules are used to obtain by synchronization control circuit, motor drive circuit
Believe to the rotating speed of fan, and for generating corresponding 3rd LED control according to the rotating speed of fan under the synchronous mode
Number and be sent to LED drive circuit so that the display of LED is synchronous with fan.
The third object of the present invention is realized using following technical scheme：
A kind of guide-lighting fans of LED, including the first fan frame, flabellum and the second fan frame for coordinating installation with the first fan frame, it is described
Provided with axis and four supports being fixedly connected with the axis in first fan frame；One end of each support is solid with axis
The fixed, other end is fixedly connected with the outer wall of the first fan frame；The flabellum is installed on axis and rotated along axis；First
Formed between the outer wall of fan frame and the inwall of the first fan frame and LED is provided with the first mounting groove, first mounting groove；Described
The second mounting groove corresponding with the first mounting groove is formed between the outer wall of two fan frames and the inwall of the second fan frame；When the first fan frame with
A closure cavity volume is formed when second fan frame is installed together, between the first mounting groove and the second mounting groove and LED is placed in institute
State in cavity volume；The inwall of second fan frame is printing opacity inwall；
Provided with the guide-lighting fan control circuitrys of the foregoing LED of execution in first fan frame or the second fan frame.
Compared with prior art, the beneficial effects of the present invention are：The LED of the guide-lighting fans of LED can be realized by the present invention
The Synchronization Control of lamp and fan；Meanwhile, do not influence the LED display effect of the guide-lighting fans of LED also, also extend making for LED
Use the life-span.
Brief description of the drawings
The module map for the control circuit that Fig. 1 provides for the present invention；
The circuit diagram for the power driving circuit that Fig. 2 provides for the present invention；
The circuit diagram for the MCU modules that Fig. 3 provides for the present invention；
The circuit diagram for the key control circuit that Fig. 4 provides for the present invention；
The circuit diagram for the synchronization control circuit that Fig. 5 provides for the present invention；
The circuit diagram for the IR remote control circuits that Fig. 6 provides for the present invention；
The circuit diagram for the motor drive circuit that Fig. 7 provides for the present invention；
The circuit diagram for the LED positive pole drive circuits that Fig. 8 provides for the present invention；
LED and the connection circuit diagram of LED negative pole drive circuits that Fig. 9 provides for the present invention；
The Structure explosion diagram for the LED leaded light fans that Figure 10 provides for the present invention；
Figure 11 is the top structure schematic diagram of the first fan frame in Figure 10；
Figure 12 is the polycrystalline substance schematic diagram of the first fan frame in Figure 10；
Figure 13 is the structural representation of the second fan frame in Figure 10；
The general flow chart for the control method that Figure 14 provides for the present invention.
In figure：01st, the first fan frame；11st, the outer wall of the first fan frame；12nd, the inwall of the first fan frame；13rd, the first fan frame pin；
02nd, the second fan frame；21st, the outer wall of the second fan frame；22nd, the inwall of the second fan frame；23rd, the second fan frame pin；03rd, flabellum；04th, in
Axle；05th, support；51st, wire casing；06th, screw；07th, LED.
Embodiment
Below, with reference to accompanying drawing and embodiment, the present invention is described further：
As shown in figure 1, being driven the invention provides a kind of guide-lighting fan control circuitrys of LED, including motor drive circuit, LED
Dynamic circuit, MCU modules, power module, IR remote control circuits, key control circuit and synchronization control circuit.
Wherein power module includes 12V power supplys and the power driving circuit for providing 3.3V power supplys, and 12V power supplys are used for real
Now to the driving power supply of motor, LED and fan；And 3.3V power supplys are for the power supply to chip power supply.Power drives electricity
Road is used to provide 3.3V power supplys to MCU modules, IR remote control circuits, and LED drive circuit is connected with 12V power supplys.
As shown in Fig. 2 power driving circuit includes voltage-stablizer U1, electric capacity C1 and electric capacity C2, voltage-stablizer U1 input IN
It is connected with 12V power ends (i.e. power end VCC), output end OUT exports 3.3V power supplys (i.e. power end VDD)；Voltage-stablizer U1's is defeated
Enter to hold IN to be also also grounded by electric capacity C1 ground connection, output end OUT by electric capacity C2；Voltage-stablizer U1 earth terminal GND ground connection.12V
Power supply can be obtained by external power source interface, and input/output interface J2 can provide 12V power supplys for the electric power driving module, while
12V power supplys are provided for LED drive circuit.Wherein, voltage-stablizer U1 model AMS1117-3.3.
Further, the input of LED drive circuit, the output end of IR remote control circuits, the output end of button drive circuit,
The output end of synchronization control circuit, the input of motor drive circuit are electrically connected with MCU modules respectively.Synchronization control circuit
Input is also electrically connected with motor drive circuit.
Wherein, LED drive circuit is used for the working condition for controlling LED；Motor drive circuit is used for the work for controlling motor
Make state, so that the rotation of motor control fan.IR remote control circuits are used for remote signal and the forwarding for receiving remote control transmission
Give MCU modules；MCU modules are used to send the first control signal to motor drive circuit, the second control are sent to LED drive circuit
Signal, so that motor drive circuit controls the work of motor, LED drive circuit according to the first control signal according to the second control
Signal processed controls the working condition of LED.Such as, when user opens fan and LED by remote control, MCU modules pass through IR
Remote control circuit receives remote signal, to control work, the control LED drive circuit driving of motor drive circuit drive motor
The work of LED.
Key control circuit is used to send push button signalling to MCU module, and MCU modules are used to be judged according to push button signalling
The mode of operation of LED leaded light fans.
In addition, motor drive circuit is also connected with Rotating speed measring circuit, for obtaining the rotating speed of fan and by synchronous control
Circuit processed is sent to MCU modules.MCU modules are used to be believed according to the rotating speed of fan and the control of corresponding mode of operation generation the 3rd
Number, and the 3rd control signal is sent to LED drive circuit, so as to control the display of LED.
Switch the mode of operation of the guide-lighting fans of LED in the present invention by key control circuit, mode of operation includes conventional mould
Formula and synchronous mode.User is pressed after corresponding button by remote control, and MCU modules judge the guide-lighting wind of LED according to push button signalling
The mode of operation of fan, and then to control the working condition of fan and LED.Wherein, under normal mode, the display effect of LED
Rotating speed with fan is unrelated, such as all light, snowflower effect, flicker effect etc.；And under synchronous mode, the display effect of LED is
It is synchronous with the rotating speed of fan, the display of rotation speed of the fan and LED is one-to-one, and corresponding relation is by being pre-designed
, such as rotation speed of the fan is 20, LED all light；Rotation speed of the fan is that 30, LED is gone out entirely.
It that is to say, in the present invention, rotating switch, the display switch of LED of fan are controlled by remote control；It can also lead to
Button is crossed to switch the working condition of the guide-lighting fans of LED.
As shown in figure 3, MCU modules include control chip U2, resistance R7, torch C3, electric capacity C4 and electric capacity C5, wherein resistance
The NRST ends that 3.3V power supplys, the other end and control chip U2 are accessed in R7 one end are connected, and the resistance R7 other end also passes through electric capacity
C3 is grounded.Resistance R7, electric capacity C3 and control chip U2 NRST ends composition reset circuit are that is to say, for control chip U2
Reset control.Control chip U2 vdd terminal access 3.3V power supplys, vdd terminal is also grounded by electric capacity C5.
As shown in figure 4, key control circuit includes switch S1, S1 one end and control chip U2 LED-KEY ends are switched
Connection, switch S1 other end ground connection.Switch the mode of operation of LED by switching S1.The present invention being capable of free switching LED
The mode of operation of lamp, various outward appearance display effect is provided for the guide-lighting fans of LED, and add the guide-lighting fans of LED dazzles cruel sense.
Further, LED drive circuit includes multiple LED positive poles drive circuits and three LED negative pole drive circuits.LED
The multiple tri coloured lantern groups of lamp are formed in parallel.Control chip U2 also includes multiple first output ends and three the second output ends, the
One output end, tri coloured lantern group, LED positive pole drive circuits are one-to-one；Each first output end passes through corresponding LED positive poles
Drive circuit is connected to the positive pole of corresponding tri coloured lantern group.Negative pole, the negative pole of B lamps and the G lamps of R lamps in each tri coloured lantern group
Negative pole corresponding second output end is connected to by corresponding LED negative poles drive circuit respectively.
Preferably, the tri coloured lantern group used in the present invention is nine, as shown in figure 3, the first of corresponding control chip U2
Output end is respectively that output end D1 to D9, control chip U2 the second output end are respectively output end B, output end R, output end G.
Each tri coloured lantern group includes the tri coloured lantern two by corresponding resistant series.Each tri coloured lantern group can independent operating.It is right
The LED positive pole drive circuits answered have nine, LED negative poles drive circuit be three.
As shown in figure 8, one of LED positive poles drive circuit includes resistance R1, triode Q2, triode Q3 and resistance
R2；Resistance R1 one end is connected with output end D1 electric connections, the other end and triode Q2 base stage；Triode Q2 emitter stage
Ground connection, triode Q2 colelctor electrode are connected by resistance R2 with 12V power supplys；Triode Q3 colelctor electrode and tri coloured lantern group
Positive pole (LED21 ends as illustrated in the drawing) connection, triode Q3 emitter stage be connected with 12V power supplys, triode Q3 base stage and
Triode Q2 colelctor electrode connection.
As shown in figure 9, three LED negative poles drive circuits are made up of resistance and metal-oxide-semiconductor, it specifically includes triode
Q20, triode Q21, triode Q22, resistance R24, resistance R30 and resistance R36.
Wherein, control chip U2 output end B be connected by resistance R24 with triode Q20 base stage, control chip U2
Output end R is connected by resistance R30 with triode Q21 base stage, control chip U2 output end G passes through resistance R36 and three poles
Pipe Q22 base stage connection；Triode Q20 emitter stage, triode Q21 emitter stage, triode Q22 emitter stage is grounded；
Triode Q20 colelctor electrode is connected with the negative pole of the B lamps of each tri coloured lantern group, triode Q21 colelctor electrode and each tri coloured lantern
The negative pole connection of the R lamps of group, triode Q22 colelctor electrode are connected with the negative pole of the G lamps of each tri coloured lantern group.
The present invention is controlled by the output end B of MCU modules, output end R, output end G, output end D1 to D9 output signal
The display of R lamps, G lamps and B lamps in tri coloured lantern group processed.
As shown in fig. 7, motor drive circuit includes Hall sensor Hall IC, electric capacity C9 and electric capacity C10, wherein Hall
Sensor Hall IC FG ends (pin 1) are electrically connected with the output end of synchronization control circuit, MOTR ends (pin 2) and motor
It is electrically connected with, the output end of MOTL ends (pin 3) and Rotating speed measring circuit is electrically connected with；MOTR ends (pin 2) also pass through electric capacity
C10 ground connection, MOTL ends (pin 3) are also grounded by electric capacity C9 ground connection, pin 4.Here Rotating speed measring circuit is used to detect wind
The rotating speed of fan.
Remote control in the present invention uses the ultrared technologies of IR, that is to say that to install corresponding IR on the guide-lighting fans of LED red
Outer reception head, IR infrared receiving terminals are used to receive remote signal.Accordingly, corresponding IR infrared emissions are installed on a remote control
Head, IR infrared emission heads are used to send remote signal.When user uses remote control, pass through the IR infrared emission heads on remote control
Remote signal is sent, IR infrared receiving terminals receive the remote signal and remote signal is transmitted into MCU modules, so that MCU
Module is identified and judged to the remote signal, and then sends corresponding signal to corresponding control circuit or drive circuit.
As shown in fig. 6, IR remote control circuits include IR infrared receiving terminals, resistance R11 and RC filter circuit, wherein IR is infrared to be connect
The output end OUT for receiving head is grounded by resistance R11 and control chip U2 IR ends electric connection, earth terminal GND.RC filter circuits
Including electric capacity C6, electric capacity C7 and resistance R10, wherein resistance R10 one end access 3.3V power supplys.The resistance R10 other end passes through
Electric capacity C7 is grounded, and the VCC ends of IR infrared receiving terminals are grounded by electric capacity C6.
As shown in figure 5, synchronization control circuit includes resistance R0, electric capacity C8 and diode D1, wherein diode D1 positive pole
It is electrically connected with the FG ends of motor drive circuit, negative pole is connected by resistance R0 with control chip U2 Same ends.Diode D1
Negative pole be also grounded by electric capacity C8.Control chip U2 is used to obtain fan by synchronization control circuit, motor drive circuit
Rotating speed, and corresponding pwm signal is generated according to the rotating speed of fan to LED positive poles drive circuit and LED negative pole drive circuits, from
And to control the display of R lamps, G lamps and B lamps in LED so that the display of LED and the synchronization of fan.
Operation principle：
Remote control：MCU modules can control fan work and LED by receiving the remote signal of IR remote control circuits
Work.
Switching working mode is controlled：By switching S1 to MCU modules transmission push button signalling so that MCU modules are pressed according to this
Key signals adjust the mode of operation of LED to switch, and are that the corresponding control signal of MCU modules transmission drives electricity to LED negative poles
Road and LED positive pole drive circuits, so as to control the working condition of LED.Mode of operation is normal mode and synchronous mode.
Synchronization Control：MCU modules are additionally operable to obtain the rotating speed of fan by synchronization control circuit and motor drive circuit,
Corresponding pwm signal is generated so as to the rotating speed and mode of operation according to fan to drive to LED positive poles drive circuit and LED negative poles
Dynamic circuit, control the display of R lamps in corresponding tri coloured lantern group, G lamps and B lamps, so that display and the fan of LED
Rotating speed reaches synchronization.
In addition, under synchronous mode, the corresponding relation of the rotating speed of fan and the display effect of LED is to default in MCU modules
In.MCU modules monitor the rotating speed of fan in real time, and obtain corresponding pwm signal according to the rotating speed of fan, then to LED just
Pole drive circuit and LED negative poles drive circuit send pwm signal, so as to control the work of LED.
Present invention also offers a kind of guide-lighting control method for fan of LED, it comprises the following steps：
When a remote control signal is received, MCU modules are used to generate the first fan control signal and the first LED control signal
And the first fan control signal is sent to motor drive circuit, so that motor drive circuit controls the work shape of motor
State and the first LED control signal is sent to LED drive circuit, and then controls the display lighting effects of LED.
It that is to say, the present invention can control the rotation of fan and the display of LED by remote control.
When receiving push button signalling, MCU modules are used to judge push button signalling to judge mode of operation；
The present invention can by the mode of operation by the guide-lighting fans of key control LED, mode of operation be generally divided into normal mode and
Synchronous mode.Normal mode is generally referred to as relatively common LED display pattern, such as snowflake is shown, flickering display, all light
Lamp.And synchronous mode is, the display of its LED and the rotating speed of fan corresponding with the LED display effect under normal mode
It is synchronous.When such as rotation speed of the fan is 20, snowflower effect is presented in LED；When rotation speed of the fan is 30, all light effect is presented in LED
Really.Under synchronous mode, the relation of the display effect of rotation speed of the fan and LED is pre-designed.
As shown in figure 14, when mode of operation is normal mode, MCU modules are used to generate the 2nd LED controls according to push button signalling
Signal processed simultaneously sends it to LED drive circuit, so as to control LED to show corresponding lighting effects.
When mode of operation is synchronous mode, MCU modules are used to get wind by synchronization control circuit, motor drive circuit
The rotating speed of fan, and generate the 3rd LED control signal for the rotating speed according to fan and synchronous mode and be sent to LED drivings
Circuit, so that the display frequency and the synchronization of fan of LED.Specifically, MCU obtains the rotating speed of fan first, so
Corresponding pwm signal is generated according to the rotating speed and mode of operation of fan afterwards, and controls LED positive poles to drive according to pwm signal
Dynamic circuit and LED negative pole drive circuits, so as to control the dispaly state of R lamps, G lamps and B lamps in LED, and then cause fan
It is synchronous with LED.
As shown in Figure 10 to 13, present invention also offers a kind of guide-lighting fans of LED, it includes the first fan frame 01, flabellum 03
With coordinate with the first fan frame 01 in the second fan frame 02 installed, the first fan frame 01 provided with axis 04 and be fixedly connected with axis 04
Four supports 05；One end of each support 05 is fixed with axis 04, the other end is fixedly connected with the outer wall 11 of the first fan frame；
Flabellum 03 is installed on axis 04 and rotated along axis 04；The inwall 12 of the fan frame of outer wall 11 and first of first fan frame it
Between form the first mounting groove, LED 07 is provided with the first mounting groove；The inwall 22 of the fan frame of outer wall 21 and second of second fan frame it
Between form corresponding with the first mounting groove the second mounting groove；When the first fan frame 01 and the second fan frame 02 are installed together, first
A closure cavity volume is formed between mounting groove and the second mounting groove and LED 07 is placed in cavity volume；The inwall 22 of second fan frame is
Printing opacity inwall；
It is provided with first fan frame 01 or the second fan frame 02 such as the guide-lighting fan control circuitrys of preceding LED.
Preferably, LED 07 can also be LED.
Preferably, the outside of the outer wall 11 of the first fan frame is additionally provided with multiple the first fan frame pin 13 being symmetrically and evenly distributed, the
The outside of the outer wall 21 of two fan frames also is provided with and the corresponding second fan frame pin 23 of the first fan frame pin 13.First fan frame pin 13 and second
Fan frame pin 23 is fixedly connected by the screw being installed in screw 06, so that the first fan frame 01 and the second fan frame 02 fix peace
It is fitted together.In addition, the first fan frame pin 13 can also be by setting corresponding catching groove to be fixedly connected with the second fan frame pin 23.
In addition, being provided with motor in axis 04, flabellum 03 can be rotated along axis 04 under the driving of motor.Motor and control
Motor drive circuit connection in circuit processed, can work in the presence of motor drive circuit.
Preferably, a support 05 in four supports 05 is provided with a wire casing 51, and wire casing 51 is used to place motor and control
The connecting line of circuit processed.
Further, control circuit can be arranged in the fan frame of the guide-lighting fans of LED according to specific circumstances, such as by each electricity
The pcb board that road module is constituted is located at fan frame inside groove, and fans drive is installed on axis 04, and IR infrared receiving terminals, which are hidden, is located at fan
In frame.
Preferably, control circuit provided by the present invention can also apply to other guide-lighting fans of common LED on the market.
By the way that LED 07, control circuit are arranged in the fan frame of the guide-lighting fans of LED, the guide-lighting fans of LED are not only realized
Various outward appearance display effect, while also extend the service life of LED, breach traditional single fan and light bar be independent
The pattern of control.
Technical scheme described above and design, make other various corresponding changes and deformation, and this all
A little changes and deformation should all belong within the protection domain of the claims in the present invention.
Claims (10)
1. the guide-lighting fan control circuitrys of a kind of LED, it is characterised in that including motor drive circuit, LED drive circuit, MCU moulds
Group, key control circuit and synchronization control circuit；
The output end of the key control circuit, the input of LED drive circuit, the input of motor drive circuit, synchronous control
The output end of circuit processed is electrically connected with MCU modules respectively；The input of the synchronization control circuit also with motor drive circuit
It is electrically connected with；
The key control circuit is used to send push button signalling to MCU module, and the MCU modules are used to be generated according to push button signalling
First control signal and the second control signal, and motor is controlled for the first control signal to be sent into motor drive circuit
Working condition, the second control signal is sent to LED drive circuit to control the working condition of LED；
The motor drive circuit is additionally operable to obtain the rotating speed of fan and is sent to MCU modules by synchronization control circuit, described
MCU modules are used to generate synchronizing signal according to the rotating speed of fan and are sent to LED drive circuit to control the work shape of LED
State.
2. the guide-lighting fan control circuitrys of LED as claimed in claim 1, it is characterised in that also including power module, power module
Power driving circuit including 12V power supplys and for providing 3.3V power supplys；The power driving circuit includes voltage-stablizer U1, electric capacity
C1 and electric capacity C2, voltage-stablizer U1 input IN are connected with 12V power supplys, output end OUT output 3.3V power supplys；Voltage-stablizer U1's is defeated
Enter to hold IN to be also also grounded by electric capacity C1 ground connection, output end OUT by electric capacity C2；Voltage-stablizer U1 earth terminal GND ground connection；
Power driving circuit is used to provide 3.3V power supplys for MCU modules.
3. the guide-lighting fan control circuitrys of LED as claimed in claim 2, it is characterised in that the MCU modules include control chip
U2, resistance R7, resistance R9, electric capacity C4 and electric capacity C5；One end of the resistance R7 is used to access 3.3V power supplys, the other end and control
Chip U2 reset terminal REST connections；The reset terminal REST is also grounded by electric capacity C3；The earth terminal of the control chip U2
VSS is grounded；Power end VDD access 3.3V power supplys, the power end VDD of the control chip U2 also passes through electric capacity C5 ground connection, control
Chip U2 VCAP ends are also grounded by electric capacity C4；The LED-KEY ends of the control chip U2 pass through resistance R9 and 3.3V power supplys
Connection；The Same ends of the control chip U2 and the output end of synchronization control circuit are connected；
The key control circuit includes switch S1, and one end of the switch S1 is connected with control chip U2 LED-KEY ends, separately
One end is grounded.
4. the guide-lighting fan control circuitrys of LED as claimed in claim 3, it is characterised in that the LED drive circuit includes multiple
LED positive poles drive circuit and three LED negative pole drive circuits；The LED is that multiple tri coloured lantern groups are formed in parallel；The control
Chip U2 also includes multiple first output ends and three the second output ends, and first output end, tri coloured lantern group, LED positive poles drive
Dynamic circuit is corresponded, and each first output end is connected to corresponding tri coloured lantern group by corresponding LED positive poles drive circuit
Positive pole；
Each the negative pole of the negative pole of the R lamps in tri coloured lantern group, the negative pole of B lamps and G lamps passes through corresponding LED negative poles and driven respectively
Circuit is connected to corresponding second output end.
5. the guide-lighting fan control circuitrys of LED as claimed in claim 4, it is characterised in that each LED positive pole drive circuits include
First resistor, the first triode, the second triode and second resistance；One end of the first resistor and the one of control chip
The connection of one output end, the other end are connected with the base stage of the first triode；The grounded emitter of first triode, first triode
Colelctor electrode is connected by second resistance with 12V power supplys；The colelctor electrode of second triode is connected with the positive pole of a tri coloured lantern group,
The emitter stage of two triodes is connected with 12V power supplys, the base stage of the second triode is connected with the colelctor electrode of the first triode；
Each LED negative poles drive circuit includes the 3rd triode and 3rd resistor, and control chip U2 second output end is led to
Cross 3rd resistor be connected with the base stage of the 3rd triode, the grounded emitter of the 3rd triode, the colelctor electrode of the 3rd triode with
The negative pole connection of the B lamps of one tri coloured lantern group or the negative pole connection of R lamps or the negative pole connection of G lamps.
6. the guide-lighting fan control circuitrys of LED as described in claim 1-5 any one, it is characterised in that the Synchronization Control
Circuit includes diode D1, electric capacity C8 and resistance R0, and diode D1 negative pole is connected with motor drive circuit, positive pole passes through resistance
R0 is connected with MCU modules；The positive pole of the diode D1 is also grounded by electric capacity C8.
7. the guide-lighting fan control circuitrys of LED as described in claim 1-5 any one, it is characterised in that also including IR remote controls
Circuit, the IR remote control circuits include resistance R10, resistance R11, IR infrared receiving terminal, electric capacity C6 and electric capacity C7；IR infrared receivers
The output end OUT of head is connected by resistance R11 with MCU modules, earth terminal GND is grounded, power end VCC is grounded by electric capacity C6；
Resistance R10 one end access 3.3V connections, the other end are grounded by electric capacity C7.
8. the guide-lighting fan control circuitrys of LED as described in claim 1-5 any one, it is characterised in that also examined including rotating speed
Slowdown monitoring circuit, Rotating speed measring circuit is used for the rotating speed for detecting fan；The motor drive circuit include Hall sensor Hall IC,
Electric capacity C10 and electric capacity C9, Hall sensor Hall IC FG ends are connected with Synchronization Control drive circuit；MOTR ends connect with motor
Connect, MOTL ends are connected with Rotating speed measring circuit；MOTR ends are also grounded by electric capacity C10；MOTL ends are also grounded by electric capacity C9.
9. a kind of guide-lighting control method for fan of LED, the control method is as the LED as described in claim 1-8 any one
The MCU modules of guide-lighting fan control circuitry are performed, it is characterised in that comprised the following steps：
When a remote control signal is received, MCU modules are used for the first fan control signal of generation and the first LED control signal and will
First fan control signal is sent to motor drive circuit so that motor drive circuit control motor working condition, with
And the first LED control signal is sent to LED drive circuit, so as to control the display lighting effects of LED.
When receiving push button signalling, MCU modules are used to judge mode of operation according to the push button signalling；
When the mode of operation is normal mode, MCU modules are used to generate the second LED control signal according to push button signalling and incited somebody to action
It is sent to LED drive circuit, so as to control LED to show corresponding lighting effects；
When the mode of operation is synchronous mode, MCU modules are used to get wind by synchronization control circuit, motor drive circuit
The rotating speed of fan, and for generating corresponding 3rd LED control signal simultaneously according to the rotating speed of fan under the synchronous mode
LED drive circuit is sent to, so that the display of LED is synchronous with fan.
10. the guide-lighting fans of a kind of LED, it is characterised in that coordinate install second including the first fan frame, flabellum and with the first fan frame
Provided with axis and four supports being fixedly connected with the axis in fan frame, first fan frame；One end of each support is equal
Fixed with axis, the other end is fixedly connected with the outer wall of the first fan frame；The flabellum is installed on axis and carried out along axis
Rotate；Formed between the outer wall of first fan frame and the inwall of the first fan frame and LED is provided with the first mounting groove, first mounting groove
Lamp；The second mounting groove corresponding with the first mounting groove is formed between the outer wall of second fan frame and the inwall of the second fan frame；When
Formed when first fan frame and the second fan frame are installed together, between the first mounting groove and the second mounting groove one close cavity volume and
LED is placed in the cavity volume；The inwall of second fan frame is printing opacity inwall；
Led in first fan frame or the second fan frame provided with the LED performed as described in claim 1 to 8 any one claim
Light fan control circuitry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710289723.1A CN107035707B (en) | 2017-04-27 | 2017-04-27 | LED light guide fan control circuit, control method and light guide fan |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710289723.1A CN107035707B (en) | 2017-04-27 | 2017-04-27 | LED light guide fan control circuit, control method and light guide fan |
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| CN107035707B CN107035707B (en) | 2023-07-18 |
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| CN201710289723.1A Active CN107035707B (en) | 2017-04-27 | 2017-04-27 | LED light guide fan control circuit, control method and light guide fan |
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| CN113803282A (en) * | 2020-06-16 | 2021-12-17 | 华润微集成电路(无锡)有限公司 | Circuit structure and method for realizing fan follow-up rotation speed display lamplight effect |
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| Publication number | Publication date |
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| CN107035707B (en) | 2023-07-18 |
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