CN205883092U - No hall ceiling fan motor controller - Google Patents
No hall ceiling fan motor controller Download PDFInfo
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- CN205883092U CN205883092U CN201620625996.XU CN201620625996U CN205883092U CN 205883092 U CN205883092 U CN 205883092U CN 201620625996 U CN201620625996 U CN 201620625996U CN 205883092 U CN205883092 U CN 205883092U
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Abstract
The utility model discloses a no hall ceiling fan motor controller, including power module to and by power module's SOC control module, the no hall motor of drive ceiling fan, still including no hall motor driving module, no hall motor driving module's input is connected to this SOC control module's output, and the three -phase input of no hall motor is connected to the output that should not have hall motor driving module, this design is the starter smoothly, the reversal can not appear, and no hall brushless motor need not to change hall sensor and brush, and life -span greatly increased also reduces the labour simultaneously.
Description
Technical field
This utility model relates to a kind of motor controller, particularly a kind of without Hall ceiling fan motor controller.
Background technology
In current industrial automation, brushed DC motor is the most progressively substituted by Brushless DC motor.Now
From the equipment of external import, seldom seeing the system using brushed DC motor as execution motor, some countries are (such as U.S.
State, Britain, Japan, Germany etc.) associated companies produce the brushed DC motor of servo-drive the most in a large number.Brushless directly
Stream motor is at Aero-Space, electric propulsion system, industrial automation equipment, business automation equipment, electric motor car, medical apparatus and instruments
It is applied widely with aspects such as computer peripherals.Meanwhile, the application of DC Brushless Motor has also been deep into the people
With field, its quantity and kind all develop with quickish speed.Such as, abroad have employed in high-grade ceiling fan direct current without
Brush motor, in the household electrical appliance such as air-conditioning of new generation, washing machine, electric refrigerator, vacuum cleaner, uses DC Brushless Motor the most in a large number
Drive." DC frequency-changing " air-conditioning that recent year air-conditioning manufacturer constantly releases, it is simply that have employed DC Brushless Motor and drive
Dynamic, integrated power-saving effect 30%-40% higher than common air-conditioning.In a word, due to the advantage of DC Brushless Motor, along with permanent magnet material
Improve constantly and the continuous of price of energy reduce, and the high speed development that Power Electronic Technique is maked rapid progress, each application is to motor
Requirement more and more higher, DC Brushless Motor application will constantly extend, and this is corollary.
Conventional DC Brushless Motor typically uses Hall element to detect rotor-position, thus with certain suitable
Sequence, to stator winding electrifying, drives revolution.But use the shortcoming of Hall element be to add motor volume and
Cost, motor line is many, is easily disturbed, and works and can reduce sensing under the severe working environments such as high temperature, high humidity, air pollution
Device reliability, the installation accuracy of sensor directly affects the runnability of motor.
DC Brushless Motor can use the mode without Hall element to drive now, and this mode maximum have a problem in that because of
Do not have Hall element to detect rotor-position, cause starting and the most smooth even cannot start.
Utility model content
For solving above-mentioned technical problem, the purpose of this utility model is to provide a kind of without Hall ceiling fan motor controller.
The technical solution adopted in the utility model is:
A kind of without Hall ceiling fan motor controller, including power module, and by the SOC control module of power module, band
The motor without Hall of dynamic ceiling fan, also includes without Hall motor driving module；The outfan of this SOC control module connects without Hall horse
Reaching the input driving module, this connects the three-phase input end without Hall motor without the outfan of Hall motor driving module.
Described motor driving module without Hall includes and is formed inverter circuit, closed loop by six insulated gate bipolar metal-oxide-semiconductors
Circuit, and the outfan of this inverter circuit connects the three-phase input end without Hall motor and two metal-oxide-semiconductors control a wherein phase and determine
Sub-winding, the input of this inverter circuit connects SOC control module, and the input of this closed loop circuit connects the output of inverter circuit
End, the outfan of this closed loop circuit connects SOC control module.
The controller of fan motor without Hall also includes the wireless receiving module being connected with SOC control module, this wireless receiving
Being provided with wireless chip and wireless receiver in module, this wireless chip input connects SOC control module.
The controller of fan motor without Hall also includes that the light fixture for controlling lamp brightness on ceiling fan drives module, this light fixture
Drive module setting has photoelectrical coupler and the bidirectional thyristor being connected with photoelectric coupler output end, this photoelectrical coupler defeated
Entering end and connect SOC control module, this bidirectional thyristor outfan connects light fixture.
The controller of fan motor without Hall also includes the duty memory mould for remembering light fixture and ceiling fan duty
Block, is provided with electrically-erasable storage chip in this duty memory module, this electrically-erasable storage chip and SOC control module
It is electrically connected with.
The controller of fan motor without Hall also includes for obtaining supply frequency signal for light fixture driving module synchronization ratio
Sampling module relatively, the input of this sampling module connects power module, outfan connects SOC control module.
The beneficial effects of the utility model:
This utility model is generally used for driving, controlling the motor without Hall of ceiling fan without Hall ceiling fan motor controller, by six
The outfan of the inverter circuit of individual insulated gate bipolar metal-oxide-semiconductor composition connects the three-phase input end of motor to realize two metal-oxide-semiconductors
Control the state of a wherein phase stator winding, and access closed loop circuit at inverter circuit outfan.The design first will be without Hall
The rotor fixed position of motor, determines the switching sequence of six metal-oxide-semiconductors, and under open loop situations, drive motor is to certain speed, then passes through
SOC control module controls to be transferred to closed loop states, the position of closed loop circuit detection rotor without Hall motor driving module by open loop situations
Put and signal is fed back in SOC control system.The design can smoothly start motor, accelerates to higher speed, will not
Reversion occur, without Hall brushless motor without changing Hall element and brush owing to internal components damages, the life-span increases greatly
Add, also reduce labour force simultaneously.
The design also includes wireless receiving module, can be by being wirelessly transferred the control startup of ceiling fan, speed governing and ceiling fan
The control of upper lamp brightness, simple and convenient.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings detailed description of the invention of the present utility model is described further.
Fig. 1 is this utility model schematic diagram without Hall ceiling fan motor controller.
Fig. 2 is this utility model circuit diagram without Hall ceiling fan motor controller SOC control module.
Fig. 3 is this utility model without Hall ceiling fan motor controller without the circuit diagram of Hall motor driving module.
Fig. 4 is this utility model circuit diagram without Hall ceiling fan motor controller power source module.
Fig. 5 is that this utility model drives the circuit diagram of module without Hall ceiling fan motor controller light fixture.
Fig. 6 is this utility model circuit diagram without Hall ceiling fan motor controller sampling module.
Fig. 7 is this utility model circuit diagram without Hall ceiling fan motor controller duty memory module.
Fig. 8 is this utility model circuit diagram without Hall ceiling fan motor controller wireless receiving module.
Fig. 9 is that this utility model drives the circuit diagram of module without Hall ceiling fan motor controller buzzer.
Figure 10 is that this utility model starts the flow chart of method without Hall ceiling fan motor controller.
Figure 11 is that this utility model starts the oscillogram of method without Hall ceiling fan motor controller.
Detailed description of the invention
As it is shown in figure 1, this utility model includes power module 1, SOC control module 2, nothing without Hall ceiling fan motor controller
Hall motor 3, without Hall motor driving module 4；As shown in figs 2-4, this power module be SOC control module 2, without Hall horse
Reaching 3 power supplies, the outfan of this SOC control module 2 connects the input without Hall motor driving module 3, and this drives without Hall motor
The outfan of dynamic model block 4 connects the three-phase input end without Hall motor 3.
Owing to being provided with light fixture on ceiling fan, the design also includes that the light fixture for controlling lamp brightness on ceiling fan drives module
6, as it is shown in figure 5, this light fixture drives module 6 to be provided with photoelectrical coupler and the two-way brilliant lock being connected with photoelectric coupler output end
Pipe, the input of this photoelectrical coupler connects SOC control module 2, and this bidirectional thyristor outfan connects light fixture, and this SOC controls
Module 2 outputs a control signal to light fixture and drives module 6 to start light fixture and regulation lamp brightness.
It addition, for accurate recording ceiling fan duty and stabilized driving light fixture part, the design also includes for remembering
Recall the duty memory module 7 of light fixture and ceiling fan duty, drive module 6 for light fixture for obtaining supply frequency signal
Synchronizing the sampling module 8 compared, as shown in Figure 6, Figure 7, this sampling module 8 is provided with photoelectrical coupler, this sampling module 8 photoelectricity
The input of bonder connects power module 1, outfan connects SOC control module 2 to obtain the supply frequency letter of power module 1
Number it is input in SOC control module 2；It is provided with electrically-erasable storage chip, this electrically-erasable in this duty memory module 7
Storage chip is electrically connected with SOC control module 2.
User's manipulation to motor controller for convenience, what the design also included being connected with SOC control module 2 wireless connects
Receiving module 5, as shown in Figure 8, be provided with wireless chip and wireless receiver in this wireless receiving module 5, this wireless chip is defeated
Entering end and connect SOC control module 2, user can be with remote-control transmitting control signal to wireless receiving module 5, and then to ceiling fan and light fixture
It is controlled, simple, convenient.
It addition, be also equiped with buzzer on ceiling fan, as it is shown in figure 9, this nothing Hall ceiling fan motor controller also includes buzzing
Device drives module 9, and when without Hall ceiling fan motor controller action or fault, buzzer all can send corresponding acoustical signal.
Smoothly start without Hall motor 3 to make can drive without Hall ceiling fan motor controller, as it is shown on figure 3, this
Design includes inverter circuit 41, the closed loop circuit being made up of six insulated gate bipolar metal-oxide-semiconductors without Hall motor driving module 4
42, and the outfan of this inverter circuit 41 connects the three-phase input end without Hall motor 3 and two metal-oxide-semiconductors control a wherein phase and determine
Sub-winding, the input of this inverter circuit 41 connects SOC control module 2, and the input of this closed loop circuit 42 connects inverter circuit
The outfan of 41, the outfan of this closed loop circuit 42 connects SOC control module 2.
When starting without Hall motor 3, as shown in Figure 10, comprise the following steps:
A, inverter circuit 41 drive and are conducted without any the two of Hall motor 3, make to forward to without the rotor in Hall motor 3 and
The corresponding precognition position of conducting state is to complete location；
B, SOC control system 2 presets a magnitude of angular velocity, determines subregion according to default magnitude of angular velocity and draws six
The switching sequence of metal-oxide-semiconductor, SOC control system 2 output signal produces rotating excitation field, at rotary magnetic with the switch controlling metal-oxide-semiconductor
Drive rotor to rotate under field action, thus drag without Hall motor 3 action；
C, SOC control module 2 controls to be transferred to closed loop states without Hall motor driving module 4 by open loop situations, and reception is closed
The signal of loop circuit 42, the position of detection rotor, draw the actual speed without Hall motor 3, closed loop circuit 42 is by actual speed
Signal feed back in SOC control module 2 to realize closed loop control.
The break-make of pwm signal six insulated gate bipolar metal-oxide-semiconductors of control that SOC control module 2 sends, as shown in figure 11,
In the operating condition without Hall motor 3, inverter circuit 41 will six metal-oxide-semiconductors of switch in order, to realize without Hall horse
Must have a phase winding turn-on power positive pole, a phase winding turn-on power negative pole, a phase winding after reaching 3 each commutations is dead electricity shape
State.
As shown in Figure 10, Figure 11, in step a, inverter circuit 41 drives and is conducted without any the two of Hall motor 3 and controls
System is without the electric current in Hall motor 3, and after the one default period that is energized, the time herein preset is set as 5s, and after 5s, rotor turns
To a precognition position corresponding with this conducting state to complete the location of rotor.
In stepb, presetting a magnitude of angular velocity, magnitude of angular velocity is that zero beginning is accelerated with constant acceleration, until presetting
Magnitude of angular velocity after keep constant speed, angular velocity curve is integrated, and obtains total angle, 2 π complementations be can determine whether subregion, determine
After subregion and learn the switching sequence of six insulated gate bipolar metal-oxide-semiconductors, producing certain rotating excitation field, rotating excitation field drives nothing
The rotor of Hall motor 3 rotates.
In step c, the counter electromotive force of the winding without Hall motor 3 power failure state is detected, at this power failure state
Winding zero crossing time, the back electromotive force zero-crossing pulse of this power failure state winding is input in SOC control module 2, draws
The position of rotor, when a wherein phase winding zero crossing being detected, SOC control module 2 carries out certain compensation of delay so that it is he
Two phase windings, according to the switching sequence correspondingly action of metal-oxide-semiconductor, remain that a phase winding turn-on power positive pole, a phase winding are led
Logical power cathode, a phase winding are power failure state.Such as A phase winding and B phase winding energising, C phase winding is power failure state, when around
When organizing the back electromotive force zero-crossing of C, the back electromotive force zero-crossing pulse of output winding C, according to the counter electromotive force mistake of winding A, B, C
Zero point pulse can draw rotor-position.
The design can smoothly start motor, accelerates to higher speed, does not haves reversion, without Hall brushless motor
Without changing Hall element and brush owing to internal components damages, the life-span is greatly increased, and also reduces labour force simultaneously.
The foregoing is only preferred embodiments of the present utility model, this utility model is not limited to above-mentioned embodiment party
Formula, if with essentially identical means realize the technical scheme of this utility model purpose broadly fall into protection domain of the present utility model it
In.
Claims (6)
1. one kind without Hall ceiling fan motor controller, it is characterised in that: include power module (1), and supplied by power module (1)
The SOC control module (2) of electricity, the motor without Hall (3) of drive ceiling fan, also include without Hall motor driving module (4)；This SOC
The outfan of control module (2) connects the input without Hall motor driving module (3), and this is without Hall motor driving module (4)
Outfan connect without the three-phase input end of Hall motor (3).
It is the most according to claim 1 a kind of without Hall ceiling fan motor controller, it is characterised in that: described motor without Hall drives
Dynamic model block (4) includes inverter circuit (41), the closed loop circuit (42) being made up of six insulated gate bipolar metal-oxide-semiconductors, and this is inverse
The outfan on power transformation road (41) connect the three-phase input end without Hall motor (3) and two metal-oxide-semiconductor control wherein phase stators around
Group, the input of this inverter circuit (41) connects SOC control module (2), and the input of this closed loop circuit (42) connects inversion electricity
The outfan on road (41), the outfan of this closed loop circuit (42) connects SOC control module (2).
It is the most according to claim 1 a kind of without Hall ceiling fan motor controller, it is characterised in that: also include and SOC control
The wireless receiving module (5) that module (2) connects, this wireless receiving module is provided with wireless chip and wireless receiver in (5),
This wireless chip input connects SOC control module (2).
It is the most according to claim 1 a kind of without Hall ceiling fan motor controller, it is characterised in that: also include hanging for control
On fan, the light fixture of lamp brightness drives module (6), and this light fixture drives module (6) to be provided with photoelectrical coupler and and photoelectrical coupler
The bidirectional thyristor that outfan connects, the input of this photoelectrical coupler connects SOC control module (2), and this bidirectional thyristor is defeated
Go out end and connect light fixture.
It is the most according to claim 4 a kind of without Hall ceiling fan motor controller, it is characterised in that: also include for remembering lamp
Tool and the duty memory module (7) of ceiling fan duty, be provided with electrically-erasable storage in this duty memory module (7)
Depositing chip, this electrically-erasable storage chip is electrically connected with SOC control module (2).
It is the most according to claim 4 a kind of without Hall ceiling fan motor controller, it is characterised in that: also include for obtaining electricity
Source frequency signal drives module (6) to synchronize the sampling module (8) compared for light fixture, and the input of this sampling module (8) connects
Power module (1), outfan connect SOC control module (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620625996.XU CN205883092U (en) | 2016-06-21 | 2016-06-21 | No hall ceiling fan motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620625996.XU CN205883092U (en) | 2016-06-21 | 2016-06-21 | No hall ceiling fan motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205883092U true CN205883092U (en) | 2017-01-11 |
Family
ID=57691752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620625996.XU Active CN205883092U (en) | 2016-06-21 | 2016-06-21 | No hall ceiling fan motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205883092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105978416A (en) * | 2016-06-21 | 2016-09-28 | 卫星电子（中山）有限公司 | Hall-free ceiling fan motor controller and starting method thereof |
-
2016
- 2016-06-21 CN CN201620625996.XU patent/CN205883092U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105978416A (en) * | 2016-06-21 | 2016-09-28 | 卫星电子（中山）有限公司 | Hall-free ceiling fan motor controller and starting method thereof |
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