CN204003551U - Ceiling fan brushless motor speed-regulating control circuit based on power cut-off - Google Patents
Ceiling fan brushless motor speed-regulating control circuit based on power cut-off Download PDFInfo
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- CN204003551U CN204003551U CN201420416913.7U CN201420416913U CN204003551U CN 204003551 U CN204003551 U CN 204003551U CN 201420416913 U CN201420416913 U CN 201420416913U CN 204003551 U CN204003551 U CN 204003551U
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Abstract
The utility model discloses a kind of ceiling fan brushless motor speed-regulating control circuit based on power cut-off, comprise power switch, switching power circuit unit, voltage regulation unit, control unit, motor drive unit and power cut-off detecting unit, power cut-off detecting unit is connected with switching power circuit unit, for detecting the off-position of ABAP Adapter and being sent to control unit, control unit regulates wind speed rank according to the off-position receiving.Compared with prior art, the utility model is detected the off-position of power supply by power cut-off detecting unit is set, then wind speed rank is heightened or turned down to control unit according to the off-position of switch power, thereby only need a power switch (for being switched on or switched off the switch of power supply), then operating power switch can be realized the adjusting to wind speed, and without wind-speed gear selector switch is set on controller, also without installing remote device, thereby reduce controller volume, conveniently installed and reduced cost of production.
Description
Technical field
The utility model relates to ceiling fan technical field, relates to more specifically a kind of ceiling fan brushless motor speed-regulating control circuit based on power cut-off.
Background technique
Current, the brushless motor ceiling fan on market, in order to regulate wind speed, be generally by wind-speed gear selector switch being set on controller or installing remote device is realized, and controller volume is large, is difficult for installing, and cost is high.
Model utility content
The purpose of this utility model is to provide a kind of ceiling fan brushless motor speed-regulating control circuit based on power cut-off, regulate wind speed to realize by the off-position of power supply, and without extra installing remote device or set up wind-speed gear by-pass cock on controller, and then reduce the volume of controller, be convenient to install and reduce production costs.
For achieving the above object, the utility model provides a kind of ceiling fan brushless motor speed-regulating control circuit based on power cut-off, comprise power switch, switching power circuit unit, voltage regulation unit, control unit, motor drive unit and power cut-off detecting unit, described switching power circuit unit is connected with ABAP Adapter by described power switch, for described ABAP Adapter being processed to obtain the power supply of 24V, described voltage regulation unit is connected with the output terminal of described switching power circuit unit, for described power supply is carried out to voltage stabilizing processing to obtain the stabilized power supply of 5V, described control unit is connected with described voltage regulation unit and described motor drive unit, for send the instruction of wind speed rank to described motor drive unit, described motor drive unit rotates according to described wind speed rank order-driven brushless motor, described power cut-off detecting unit is connected with described switching power circuit unit and described control unit, for detecting the off-position of described ABAP Adapter and being sent to described control unit, described control unit regulates current wind speed rank according to the described off-position receiving.
Compared with prior art, the ceiling fan brushless motor speed-regulating control circuit of the utility model based on power cut-off, by being set, power cut-off detecting unit detects the off-position of power supply, then wind speed rank is heightened or turned down to control unit according to the off-position of power supply, thereby the off-position that only needs a power switch (for being switched on or switched off the switch of power supply) to change power supply can realize the adjusting to wind speed, and without wind-speed gear selector switch is set on controller, also without installing remote device, thereby reduce controller volume, conveniently install and reduced cost of production.
Preferably, described power cut-off detecting unit comprises resistance R 4 and photo coupler Q2, one end of described ABAP Adapter is connected with the pin 2 of described photo coupler Q2 by described resistance R 4, the other end of described ABAP Adapter is connected with the pin 1 of described photo coupler Q2, pin 3 ground connection of described photo coupler Q2, the pin 4 of described photo coupler Q2 is connected with described control unit.
Preferably, described control unit comprises single-chip microcomputer U3, resistance R 1, resistance R 2, resistance R 3, resistance R 7, diode D5, diode D6 and diode D7, described resistance R 1, resistance R 2, one end of resistance R 3 respectively with the pin 1 of described single-chip microcomputer U3, pin 2, pin 3 connects, described resistance R 1, resistance R 2, the other end of resistance R 3 respectively with described diode D5, diode D6, the anodic bonding of diode D7, described diode D5, the negative electrode of diode D6 and diode D7 links together and is connected with one end of described motor drive unit and described resistance R 7, the other end ground connection of described resistance R 7.
Preferably, adjustable wind speed rank comprises 7 grades.
Preferably, the described ceiling fan brushless motor speed-regulating control circuit based on power cut-off also comprises memory storage unit, and described memory storage unit is connected with described control unit, the wind speed rank while being greater than Preset Time for storing power-off time.
Preferably, the described ceiling fan brushless motor speed-regulating control circuit based on power cut-off also comprises buzzer unit, and described buzzer unit is connected with described control unit, for sending the sound according to current wind speed rank.
Preferably, described buzzer unit comprises triode Q3, resistance R 6 and buzzer BU, one end of described buzzer BU is connected with the output terminal of described voltage regulation unit, the other end of described buzzer BU is connected with the collector electrode of described triode Q3, the base stage of described triode Q3 is connected with described control unit by described resistance R 6, the grounded-emitter connection of described triode Q3.
Preferably, the described ceiling fan brushless motor speed-regulating control circuit based on power cut-off also comprises and also comprises normally closed push button switch, described power switch is connected with one end of described normally closed push button switch, and the other end of described normally closed push button switch is connected with described switching power circuit unit.
By following description also by reference to the accompanying drawings, it is more clear that the utility model will become, and these accompanying drawings are used for explaining embodiment of the present utility model.
Brief description of the drawings
Fig. 1 is ceiling fan brushless motor speed-regulating control circuit one embodiment of the utility model based on power cut-off structured flowchart.
Fig. 2 is the circuit diagram of ceiling fan brushless motor speed-regulating control circuit one embodiment based on power cut-off in Fig. 1.
Embodiment
With reference now to accompanying drawing, describe embodiment of the present utility model, in accompanying drawing, similarly element numbers represents similar element.
Please refer to Fig. 1 to Fig. 2, the ceiling fan brushless motor speed-regulating control circuit 100 of the utility model based on power cut-off comprises switching power circuit unit 10, voltage regulation unit 11, control unit 12, motor drive unit 13, power cut-off detecting unit 14, memory storage unit 15, buzzer unit 16 and power switch 17.Wherein, switching power circuit unit 10 is connected with ABAP Adapter (as 220V Ac) by power switch 17, for ABAP Adapter being processed to obtain the DC power supply of 24V, 1A or 2A, the DC power supply of 24V provides working power for motor drive unit 13, in the time that power switch 17 is closed, ABAP Adapter access switching power circuit unit 10, i.e. ABAP Adapter conducting, otherwise ABAP Adapter disconnects, voltage regulation unit 11 is connected with switching power circuit unit 10, control unit 12, memory storage unit 15 and buzzer unit 16, for the DC power supply of 24V is carried out to voltage stabilizing processing to obtain the stabilized power supply of 5V, the stabilized power supply of 5V provides working power for control unit 12, memory storage unit 15 and buzzer unit 16, control unit 12 and power cut-off detecting unit 14, motor drive unit 13, buzzer unit 16 and memory storage unit 15 connect, power cut-off detecting unit 14 is connected with switching power circuit unit 10, for detecting the off-position of ABAP Adapter and being sent to control unit 12, control unit 12 regulates current wind speed rank according to off-position, then send the instruction of wind speed rank to motor drive unit 13, motor drive unit 13 rotates with certain wind speed according to the wind speed rank order-driven brushless motor receiving, buzzer unit 16 sends the sound with the current wind speed rank of prompting user according to current wind speed rank, if current wind speed rank is 2, ring two sound, if current wind speed circle is 4, ring the four tones of standard Chinese pronunciation, represent wind speed rank with sound number of times, current wind speed rank when memory storage unit 15 is greater than Preset Time for storing power-off time.
Compared with prior art, the ceiling fan brushless motor speed-regulating control circuit 100 of the utility model based on power cut-off, by being set, power cut-off detecting unit 14 detects the off-position of power supply, then wind speed rank is heightened or turned down to control unit 12 according to the off-position of switch power, thereby only need a power switch (for being switched on or switched off the switch of power supply), then can realize the adjusting to wind speed by operating power switch, and without wind-speed gear selector switch is set on controller, also without installing remote device, thereby reduce controller volume, conveniently install and reduced cost of production.
Concrete, off-position comprises that power-off restarts with power-off time and be greater than two kinds of Preset Times in Preset Time (as 4 seconds), in the time that off-position is " power-off is restarted in Preset Time ", wind speed rank is heightened one-level by control unit 12, if the wind speed rank before power-off is 2, and after power-off, in Preset Time, restart again (switch on power and restart), wind speed rank is heightened is 3 to control unit 12, simultaneously buzzer unit 16 sound three sound; In the time that off-position is " power-off time is greater than Preset Time ", the wind speed rank before power-off is stored in memory storage unit 15, and the wind speed of storing with memory storage unit 15 in the time that start next time rotates.It should be noted that, regulating the process of wind speed rank is the process of a wind speed rank back and forth movement, as: current wind speed rank is highest, and in Preset Time, restart after power-off, the instruction of now carrying out " wind speed rank is heightened one-level " is decline one-level, even current is 7 grades, and the wind speed rank after restarting is 6 grades.
It should be noted that, in a preferred embodiment, ceiling fan brushless motor speed-regulating control circuit 100 based on power cut-off can also comprise a normally closed push button switch 18, one end of normally closed push button switch 18 is connected with power switch 17, and the other end of normally closed push button switch 18 is connected with switching power circuit unit 10.When power switch 17 is pressed and during in conducting, if do not operate normally closed push button switch 18, normally closed push button switch 18 closures now, ABAP Adapter access switching power circuit unit 10; Otherwise, if user operates normally closed push button switch 18, in the time that user presses, normally closed push button switch 18 disconnects, now ABAP Adapter can not access switching power circuit unit 10, i.e. now ABAP Adapter power-off, in the time that (being that hand leaves) pressed in user's cancellation, normally closed push button switch 18 recovers again closure and conducting, thus ABAP Adapter access switching power circuit unit 10.Can find out from foregoing description, in the time of power switch 17 conducting, user's quick (compressing time is less than Preset Time) is by a normally closed push button switch 18, be equivalent to once the operation of " restarting after power-off " in Preset Time, thereby control unit 12 is controlled and is carried out primary air velocity adjusting, thereby speed governing is convenient.
Please refer to Fig. 2, in Fig. 1, switching power circuit unit 10 comprises chip U1 again, and its chips U1 is existing commercially available switch power, ABAP Adapter (as 220V Ac) can be converted to the direct current of 24V; Voltage regulation unit 11 comprises chip U2, and chip U2 is voltage stabilizing chip, and its model is specifically as follows 7805, for the direct current of 24V being converted to the stabilized power supply of 5V; Motor drive unit 13 comprises that brushless motor drives chip U5, brushless motor drives the power supply input pin of chip U5 to be connected with the output terminal of power switch circuit unit 10, brushless motor drives the VSP pin of chip U5 to be connected with the pin 1,2,3 of single-chip microcomputer U3, brushless motor drives output pin U, V, the W of chip U5 to be connected with brushless motor, for exporting three-phase voltage to brushless motor, brushless motor driving circuit is of a great variety, can select to coordinate motor power to use, as the TB6588 of Toshiba, 125W or TB6585,63W; Memory storage unit 15 comprises memory chip U4, the pin 5,6 of memory chip U4 is connected with the pin 6,5 of single-chip microcomputer U3 respectively, the pin 8 of memory chip U4 is connected with the stabilized power supply of+5V, pin 1,2,3,4,7 ground connection of memory chip U4, and in the present embodiment, the model of memory chip U4 is 24A2.
Concrete, control unit 12 comprises single-chip microcomputer U3, resistance R 1, resistance R 2, resistance R 3, resistance R 5, resistance R 7, diode D5, diode D6 and diode D7, resistance R 1, resistance R 2, one end of resistance R 3 respectively with the pin 1 of single-chip microcomputer U3, pin 2, pin 3 connects, resistance R 1, resistance R 2, the other end of resistance R 3 respectively with diode D5, diode D6, the anodic bonding of diode D7, diode D5, the negative electrode of diode D6 and diode D7 links together and is connected with motor drive unit 13, one end of resistance R 5 is connected with the pin 7 of single-chip microcomputer U3, the other end of resistance R 5 is connected (being connected with the stabilized power supply of+5V) with the output terminal of voltage regulation unit 11, pin 11 ground connection of single-chip microcomputer U3.Wherein, pin 1,2,3 these three pins of single-chip microcomputer U3 are for controlling the wind speed rank of output, and three pins adopt binary system, thereby 7 wind speed ranks can be set, and between 7 wind speed ranks, regulate.In the present embodiment, the model of single-chip microcomputer U3 can be 16F616.
Concrete, power cut-off detecting unit 14 comprises resistance R 4 and photo coupler Q2, one end of ABAP Adapter is connected with the pin 2 of photo coupler Q2 by resistance R 4, the other end of ABAP Adapter is connected with the pin 1 of photo coupler Q2, pin 3 ground connection of photo coupler Q2, the pin 4 of photo coupler Q2 is connected with control unit 12, concrete, the pin 4 of photo coupler Q2 is connected with the pin 7 of single-chip microcomputer U3, for transmit the off-position of ABAP Adapter to control unit 12, wherein, off-position comprises that power-off restarts with power-off time and be greater than two kinds of Preset Times in Preset Time (as 4 seconds).
Concrete, buzzer unit 16 comprises capacitor C 1, capacitor C 2, triode Q3, resistance R 6 and buzzer BU, one end of the output terminal of one end of buzzer BU and voltage regulation unit 11 and capacitor C 1, capacitor C 2 is connected, the other end ground connection of capacitor C 1, capacitor C 2, the other end of buzzer BU is connected with the collector electrode of triode Q3, the base stage of triode Q3 is connected with control unit by resistance R 6, the grounded-emitter connection of triode Q3.
In conjunction with most preferred embodiment, the utility model is described above, but the utility model is not limited to the embodiment of above announcement, and should contains the various amendments of carrying out according to essence of the present utility model, equivalent combinations.
Claims (8)
1. the ceiling fan brushless motor speed-regulating control circuit based on power cut-off, comprise power switch, switching power circuit unit, voltage regulation unit, control unit and motor drive unit, described switching power circuit unit is connected with ABAP Adapter by described power switch, for described ABAP Adapter being processed to obtain the power supply of 24V, described voltage regulation unit is connected with the output terminal of described switching power circuit unit, for described power supply is carried out to voltage stabilizing processing to obtain the stabilized power supply of 5V, described control unit is connected with described voltage regulation unit and described motor drive unit, for send the instruction of wind speed rank to described motor drive unit, described motor drive unit rotates according to described wind speed rank order-driven brushless motor, it is characterized in that, also comprise power cut-off detecting unit, described power cut-off detecting unit is connected with described switching power circuit unit and described control unit, for detecting the off-position of described ABAP Adapter and being sent to described control unit, described control unit regulates current wind speed rank according to the described off-position receiving.
2. the ceiling fan brushless motor speed-regulating control circuit based on power cut-off as claimed in claim 1, it is characterized in that, described power cut-off detecting unit comprises resistance R 4 and photo coupler Q2, one end of described ABAP Adapter is connected with the pin 2 of described photo coupler Q2 by described resistance R 4, the other end of described ABAP Adapter is connected with the pin 1 of described photo coupler Q2, pin 3 ground connection of described photo coupler Q2, the pin 4 of described photo coupler Q2 is connected with described control unit.
3. the ceiling fan brushless motor speed-regulating control circuit based on power cut-off as claimed in claim 1, it is characterized in that, described control unit comprises single-chip microcomputer U3, resistance R 1, resistance R 2, resistance R 3, resistance R 7, diode D5, diode D6 and diode D7, described resistance R 1, resistance R 2, one end of resistance R 3 respectively with the pin 1 of described single-chip microcomputer U3, pin 2, pin 3 connects, described resistance R 1, resistance R 2, the other end of resistance R 3 respectively with described diode D5, diode D6, the anodic bonding of diode D7, described diode D5, the negative electrode of diode D6 and diode D7 links together and is connected with one end of described motor drive unit and described resistance R 7, the other end ground connection of described resistance R 7.
4. the ceiling fan brushless motor speed-regulating control circuit based on power cut-off as claimed in claim 3, is characterized in that, adjustable wind speed rank comprises 7 grades.
5. the ceiling fan brushless motor speed-regulating control circuit based on power cut-off as claimed in claim 1, it is characterized in that, also comprise memory storage unit, described memory storage unit is connected with described control unit, the wind speed rank while being greater than Preset Time for storing power-off time.
6. the ceiling fan brushless motor speed-regulating control circuit based on power cut-off as claimed in claim 1, is characterized in that, also comprise buzzer unit, described buzzer unit is connected with described control unit, for sending the sound according to current wind speed rank.
7. the ceiling fan brushless motor speed-regulating control circuit based on power cut-off as claimed in claim 6, it is characterized in that, described buzzer unit comprises triode Q3, resistance R 6 and buzzer BU, one end of described buzzer BU is connected with the output terminal of described voltage regulation unit, the other end of described buzzer BU is connected with the collector electrode of described triode Q3, the base stage of described triode Q3 is connected with described control unit by described resistance R 6, the grounded-emitter connection of described triode Q3.
8. the ceiling fan brushless motor speed-regulating control circuit based on power cut-off as claimed in claim 1, it is characterized in that, also comprise normally closed push button switch, one end of described normally closed push button switch is connected with described power switch, and the other end of described normally closed push button switch is connected with described switching power circuit unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420416913.7U CN204003551U (en) | 2014-07-25 | 2014-07-25 | Ceiling fan brushless motor speed-regulating control circuit based on power cut-off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420416913.7U CN204003551U (en) | 2014-07-25 | 2014-07-25 | Ceiling fan brushless motor speed-regulating control circuit based on power cut-off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204003551U true CN204003551U (en) | 2014-12-10 |
Family
ID=52043558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420416913.7U Expired - Fee Related CN204003551U (en) | 2014-07-25 | 2014-07-25 | Ceiling fan brushless motor speed-regulating control circuit based on power cut-off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204003551U (en) |
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2014
- 2014-07-25 CN CN201420416913.7U patent/CN204003551U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20160725 |