CN207977914U - A kind of brshless DC motor control ceiling fan - Google Patents
A kind of brshless DC motor control ceiling fan Download PDFInfo
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- CN207977914U CN207977914U CN201820121185.5U CN201820121185U CN207977914U CN 207977914 U CN207977914 U CN 207977914U CN 201820121185 U CN201820121185 U CN 201820121185U CN 207977914 U CN207977914 U CN 207977914U
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- motor
- control part
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- ceiling fan
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Abstract
The utility model be intended to provide it is a kind of it is controllable to ceiling fan rotating speed, service life is long, noise vibration is low, reliability is high and energy-efficient brshless DC motor control ceiling fan.The utility model includes power unit, singlechip control part, motor control part and metal-oxide-semiconductor drive part, 220V alternating currents are converted to 5V DC power supplies respectively to the singlechip control part by the power unit, the motor control part and metal-oxide-semiconductor drive part power supply, the motor control part and the metal-oxide-semiconductor drive part are connect with the singlechip control part electric signal, the motor control part controls the rotating speed of motor, the metal-oxide-semiconductor drive part includes 6 metal-oxide-semiconductors makes motor operate through being connected two-by-two, pwm circuit is provided in the singlechip control part with the motor of ceiling fan to be connected.The utility model can be applied to Motor Control Field.
Description
Technical field
The utility model is related to control ceiling fan with Motor Control Field more particularly to a kind of brshless DC motor.
Background technology
Ceiling fan currently on the market is substantially alternating current generator ceiling fan, but these disadvantages below generally existing：One, motor
Speed governing carrys out speed governing mainly by the size of adjustment start-up capacitance, since the introducing of carbon brush directly results in its lost of life；Two, excitation wire
The introducing of circle and carbon brush, substantially increases power consumption；Three, speed is not easy to control；Four, operation noise is big, and vibration is big, greatly shadow
Using effect is rung.
Utility model content
Technical problem to be solved in the utility model be overcome the deficiencies of the prior art and provide it is a kind of can to ceiling fan rotating speed
Control, service life is long, noise vibration is low, reliability is high and energy-efficient brshless DC motor controls ceiling fan.
Technical solution used by the utility model is：The utility model includes power unit, singlechip control part, electricity
220V alternating currents are converted to 5V DC power supplies respectively to the list by machine control section and metal-oxide-semiconductor drive part, the power unit
Piece machine control section, the motor control part and metal-oxide-semiconductor drive part power supply, the motor control part and described
Metal-oxide-semiconductor drive part is connect with the singlechip control part electric signal, the motor control part to the rotating speed of motor into
Row control, the metal-oxide-semiconductor drive part includes 6 metal-oxide-semiconductors makes motor operate through being connected two-by-two, in the singlechip control part
Pwm circuit is provided with the motor of ceiling fan to be connected.
Said program becomes direct current generator as it can be seen that exchange is become direct current by power unit using motor control part
Driving, the rotating speed of motor at this time can be accurately obtained by the FG feedback points of the PT2502 chips of motor control part, so as to
Effectively the rotating speed of motor is controlled, in addition speed control is controlled using PWM mode, can be realized variable speed, be hung
Fan rotating speed is steady, and metal-oxide-semiconductor drive part makes motor operate by 6 metal-oxide-semiconductors through being connected two-by-two, to realize stepless driving and adjust
Speed；By comparison, the utility model brshless DC motor ceiling fan power consumption only has the half of alternating current generator ceiling fan；Operate a hour
Afterwards, temperature is more than 60 degree on alternating current generator fuselage, and the heat that the utility model brshless DC motor generates can be ignored；
So the utility model realizes controllable to ceiling fan rotating speed, service life is relatively extended, and makes electricity using stepless time adjustment
Machine runs noise and vibration substantially reduces, and using brushless driving, reliability is high, and stability is good, adaptable, maintenance
Simply, in addition, motor itself is lost without excitation loss and carbon brush, eliminate multi-stage speed-reducing consumption, integrated power-saving rate up to 20%~
60%。
Further, the power unit includes alternating current incoming end, power management module, transformer and direct current output
The alternating current of 220V is transformed into secondary by the transformer and generates a stable 5V electricity again by end, the power management module
Pressure, the DC output end are electric with the singlechip control part, the motor control part and the metal-oxide-semiconductor drive part
Connection.It can be seen that stable 5V direct current outputs are converted alternating current 220V to by power management module, excellent stability,
It ensure that the reliability and stability of motor.
Further, the singlechip control part uses STM8S003F3 chips as singlechip control chip, institute
The 1st foot and the 11st foot for stating singlechip control chip are connect with the motor control part electric signal, the microcontroller control
10th foot of chip is connect with pwm circuit.It can be seen that the 10th foot in singlechip control chip introduces pwm circuit, pass through tune
Save corresponding PWM and stepless speed regulation can be realized, ensure that the stabilization of speed of ceiling fan, while reducing noise, for user provide compared with
Good use environment.
Still further, the motor control part is used as control chip, the PT2502 using PT2502 and PT5617
14th foot of chip is connected with the 11st foot of the singlechip control chip, the 4th foot of the PT2502 chips, the 5th foot,
6 feet, the 7th foot, the 8th foot, the 9th foot and the 12nd foot respectively with the 7th foot of the PT5617 chips, the 6th foot, the 5th foot, the 4th foot,
3 feet, the 2nd foot and the 1st foot are correspondingly connected with, and the 15th foot of the PT2502 is electrically connected with the power unit, the microcontroller control
1st foot of coremaking piece is connect with the 28th foot electric signal of the PT2502 chips；6 metal-oxide-semiconductors use the height of 5N500 models
Press NMOS tube.
Said program is as it can be seen that PT2502 chips and PT5617 chips using general sincere science and technology control motor, in conjunction with 6
The composition direct current generator driving of high-voltage MOS pipe can accurately obtain motor at this time by the FG feedback points of PT2502 chips
Rotating speed improves control accuracy so as to effectively control the rotating speed of motor.
Further, the power management module uses power management IC SD8583S as power management chip.By
This as it can be seen that due to power management IC SD8583S high stability, ensure that the stability of output direct current so that entire ceiling fan fortune
Row is stable and reliable.
Description of the drawings
Fig. 1 is the functional block diagram of the utility model circuit；
Fig. 2 is the schematic diagram of the power unit；
Fig. 3 is the schematic diagram of the singlechip control part；
Fig. 4 is the simplified basic diagram of the motor control part；
Fig. 5 is the simplified basic diagram of the metal-oxide-semiconductor drive part；
Fig. 6 is the enlarged diagram of part A in Fig. 2；
Fig. 7 is the enlarged diagram of part B in Fig. 2.
Specific implementation mode
As shown in Figures 1 to 7, the utility model include power unit, singlechip control part, motor control part and
Metal-oxide-semiconductor drive part, the power unit by 220V alternating currents be converted to 5V DC power supplies respectively to the singlechip control part,
The motor control part and metal-oxide-semiconductor drive part power supply, the motor control part and the metal-oxide-semiconductor drive part are equal
It is connect with the singlechip control part electric signal, the motor control part controls the rotating speed of motor, the metal-oxide-semiconductor
Drive part include 6 metal-oxide-semiconductors so that motor is operated through being connected two-by-two, be provided in the singlechip control part pwm circuit with
The motor of ceiling fan is connected.6 metal-oxide-semiconductors use the high pressure NMOS pipe of 5N500 models.
The power unit includes alternating current incoming end, power management module, transformer and DC output end, the power supply
The alternating current of 220V is transformed into secondary by the transformer and generates a stable 5V voltages again by management module, and the direct current is defeated
Outlet is electrically connected with the singlechip control part, the motor control part and the metal-oxide-semiconductor drive part.The power supply
Management module is using power management IC SD8583S as power management chip.The singlechip control part uses
STM8S003F3 chips as singlechip control chip, the 1st foot of the singlechip control chip and the 11st foot with the electricity
The electric signal connection of machine control section, the 10th foot of the singlechip control chip are connect with pwm circuit.DC brushless motor is general
There are 3 phase lines, respectively UVW, needs three groups of complementary pwm signals that adjacent both threads is allowed to be connected successively, such as UV-UW-VW-
VU-WU-WV is sequentially turned on, and motor could run well, and can be achieved with speed governing by adjusting corresponding PWM.This practicality
In novel, brshless DC motor uses general sincere science and technology PT2502, PT5617, and direct current is formed in conjunction with 6 high pressure NMOS pipe 5N500
Machine drives, and the rotating speed of motor at this time can be accurately known by the FG feedback points of PT2502, so as to effectively to motor
Rotating speed is controlled.In the present embodiment, the motor control part is used as control chip using PT2502 and PT5617, described
14th foot of PT2502 chips is connected with the 11st foot of the singlechip control chip, the 4th foot of the PT2502 chips,
5 feet, the 6th foot, the 7th foot, the 8th foot, the 9th foot and the 12nd foot respectively with the 7th foot of the PT5617 chips, the 6th foot, the 5th foot,
4 feet, the 3rd foot, the 2nd foot and the 1st foot are correspondingly connected with, and the 15th foot of the PT2502 is electrically connected with the power unit, the list
1st foot of piece machine control chip is connect with the 28th foot electric signal of the PT2502 chips.
Exchange is become direct current by the utility model by power unit, and becoming direct current generator using motor control part drives
It is dynamic, the rotating speed of motor at this time can be accurately obtained by the FG feedback points of the PT2502 chips of motor control part, so as to have
The rotating speed to motor of effect controls, and in addition speed control is controlled using PWM mode, can realize variable speed, ceiling fan
Rotating speed is steady, and metal-oxide-semiconductor drive part makes motor operate by 6 metal-oxide-semiconductors through being connected two-by-two, to realize stepless driving and speed governing；
By comparison, the utility model brshless DC motor ceiling fan power consumption only has the half of alternating current generator ceiling fan；After operating a hour,
Temperature is more than 60 degree on alternating current generator fuselage, and the heat that the utility model brshless DC motor generates can be ignored.Its
Effect is as follows：
1, non-carbonate, the service life of ceiling fan can be enhanced in this way；
2, stepless speed regulation can be achieved, rotating speed can be controlled；
3, low noise, it is with small vibration；
4, efficient, motor itself is lost without excitation loss and carbon brush, eliminates multi-stage speed-reducing consumption, integrated power-saving rate can
Up to 20%~60%；
5, reliability is high, and stability is good, adaptable, and maintenance is simple.
The utility model can be applied to Motor Control Field.
Claims (6)
1. a kind of brshless DC motor controls ceiling fan, it is characterised in that：It includes power unit, singlechip control part, motor
220V alternating currents are converted to 5V DC power supplies respectively to the monolithic by control section and metal-oxide-semiconductor drive part, the power unit
Machine control section, the motor control part and metal-oxide-semiconductor drive part power supply, the motor control part and the MOS
Pipe drive part is connect with the singlechip control part electric signal, and the motor control part controls the rotating speed of motor
System, the metal-oxide-semiconductor drive part includes 6 metal-oxide-semiconductors makes motor operate through being connected two-by-two, is arranged in the singlechip control part
There is pwm circuit to be connected with the motor of ceiling fan.
2. a kind of brshless DC motor according to claim 1 controls ceiling fan, it is characterised in that：The power unit includes
Alternating current incoming end, power management module, transformer and DC output end, the power management module pass through the alternating current of 220V
The transformer be transformed into it is secondary generate a stable 5V voltages again, the DC output end with the microcontroller control unit
Divide, the motor control part and the metal-oxide-semiconductor drive part are electrically connected.
3. a kind of brshless DC motor according to claim 1 controls ceiling fan, it is characterised in that：The microcontroller control unit
Point using STM8S003F3 chips as singlechip control chip, the 1st foot of the singlechip control chip and the 11st foot with
The motor control part electric signal connection, the 10th foot of the singlechip control chip are connect with pwm circuit.
4. a kind of brshless DC motor according to claim 3 controls ceiling fan, it is characterised in that：The motor control part
Using PT2502 and PT5617 as control chip, the of the 14th foot of the PT2502 chips and the singlechip control chip
11 feet are connected, the 4th foot, the 5th foot, the 6th foot, the 7th foot, the 8th foot, the 9th foot and the 12nd foot of the PT2502 chips respectively with
The 7th foot, the 6th foot, the 5th foot, the 4th foot, the 3rd foot, the 2nd foot and the 1st foot of the PT5617 chips are correspondingly connected with, the PT2502
The 15th foot be electrically connected with the power unit, the 1st foot of the singlechip control chip and the 28th of the PT2502 chips the
Foot electric signal connects.
5. a kind of brshless DC motor according to claim 4 controls ceiling fan, it is characterised in that：6 metal-oxide-semiconductors use
The high pressure NMOS pipe of 5N500 models.
6. a kind of brshless DC motor according to claim 2 controls ceiling fan, it is characterised in that：The power management module
Using power management IC SD8583S as power management chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820121185.5U CN207977914U (en) | 2018-01-24 | 2018-01-24 | A kind of brshless DC motor control ceiling fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820121185.5U CN207977914U (en) | 2018-01-24 | 2018-01-24 | A kind of brshless DC motor control ceiling fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207977914U true CN207977914U (en) | 2018-10-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820121185.5U Active CN207977914U (en) | 2018-01-24 | 2018-01-24 | A kind of brshless DC motor control ceiling fan |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110677078A (en) * | 2019-09-16 | 2020-01-10 | 中山市美昇电子科技有限公司 | Over-temperature protection circuit of direct-current variable-frequency fan lamp |
| WO2020108381A1 (en) * | 2018-11-30 | 2020-06-04 | 深圳市品慕科技有限公司 | Stand mixer, and drive circuit for same |
-
2018
- 2018-01-24 CN CN201820121185.5U patent/CN207977914U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020108381A1 (en) * | 2018-11-30 | 2020-06-04 | 深圳市品慕科技有限公司 | Stand mixer, and drive circuit for same |
| CN110677078A (en) * | 2019-09-16 | 2020-01-10 | 中山市美昇电子科技有限公司 | Over-temperature protection circuit of direct-current variable-frequency fan lamp |
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