CN206878732U - A kind of small-sized brushless electric machine control system - Google Patents
A kind of small-sized brushless electric machine control system Download PDFInfo
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- CN206878732U CN206878732U CN201720655543.6U CN201720655543U CN206878732U CN 206878732 U CN206878732 U CN 206878732U CN 201720655543 U CN201720655543 U CN 201720655543U CN 206878732 U CN206878732 U CN 206878732U
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- electric machine
- brushless electric
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Abstract
The utility model discloses a kind of small-sized brushless electric machine control system, including main control module, power module, display module, key-press module, driving chip, motor drive module, radiating module, temperature detecting module and signal processing module, the main control module connects power module, display module, key-press module, driving chip and radiating module respectively, and driving chip is also connected with motor drive module.The utility model small-sized brushless electric machine control system uses modularized design, the running status of brushless electric machine can easily be changed, also there is running status display function simultaneously, and temperature sensing circuit is provided with system, the temperature of motor can be detected, and cooled automatically, it is ensured that brushless electric machine normally works, and the power supply that uses of system has the performance of voltage stabilizing, makes the stability of system more preferable.
Description
Technical field
It the utility model is related to a kind of control system, and in particular to a kind of small-sized brushless electric machine control system.
Background technology
Generally in air duct is to use carbon brush electric motor, and carbon brush electric motor can connect work 1000 hours, the carbon brush of high quality
Motor also just 2000 hours or so.Brushless electric machine can connect work 20000 hours, service life 7 to 10 years.Carbon brush electric motor is normal
Advise service life 2-3,2：Noise is big when being changed one's profession when carbon brush electric motor is changed one's profession than brushless electric machine, and as carbon brush in the future is ground
Damage, carbon brush electric motor noise can be increasing, and brushless electric machine would not be impacted.3：In terms of energy-conservation：Comparatively, brushless electric machine
Power consumption be the 1/3 of carbon brush electric motor.4：Brushless motor speed can be from 200-20000 revs/min, electrodeless variable-speed.And carbon brush
Motor is generally with regard to 2 grades of rotating speeds.
Therefore brushless electric machine is liked by people now, but existing brushless motor controller is big multi-functional more single
One, performance is unstable, have impact on the use of brushless electric machine.
Utility model content
The utility model provides a kind of small-sized brushless electric machine control system, is asked with solve to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：
A kind of small-sized brushless electric machine control system, including main control module, power module, display module, key-press module, driving
Chip, motor drive module, radiating module, temperature detecting module and signal processing module, the main control module connect electricity respectively
Source module, display module, key-press module, driving chip and radiating module, driving chip are also connected with motor drive module, and motor drives
Dynamic model block is also connected with motor, and the temperature signal of temperature detecting module collection motor is simultaneously transferred to signal processing module, signal transacting
Module is transferred to main control module after handling input signal.
As preferred scheme of the present utility model：The power module includes power supply E, electric capacity C1, button K, the and of chip IC 1
Relay J, the power supply E positive pole connection electric capacity C1, button K and relay J contact J-1, button K other end connection two
Pole pipe D2 anode, the relay J contact J-1 other end, triode V1 colelctor electrode, the pin 4 of chip IC 1, chip IC 1
Pin 8 and chip IC 2 pin 5, diode D2 negative electrode connection resistance R1, resistance R1 other end connection electric capacity C1, electricity
Hold the pin of C2, power supply E negative pole, a potentiometer RP1 fixing end, relay J, the pin 1 of chip IC 1 and chip IC 2
2, the pin 5 of chip IC 1 connects the electric capacity C2 other end, and the pin 2 of chip IC 1 connects the pin 6 of chip IC 1, chip IC 1
Pin 7 and the pin of chip IC 23, the connecting triode V1 of pin 4 of chip IC 1 base stage, triode V1 emitter stage connection electricity
Feel L, inductance L other end connection potentiometer RP1 another fixing end, diode D1 negative electrode and output voltage U1, chip
IC2 pin 1 connects potentiometer RP1 sliding end, diode D1 anode connection resistance R2, resistance R2 other end connection after
The electrical equipment J other end.
As preferred scheme of the present utility model：The core component of the driving chip is chip U1, chip U1 model
For atmega8.
As preferred scheme of the present utility model：The model NE555 of the chip IC 1, the model of chip IC 2
LM321。
As preferred scheme of the present utility model：The display module is LCD display.
As preferred scheme of the present utility model：The radiating module is fan.
Compared with prior art, the beneficial effects of the utility model are：The utility model small-sized brushless electric machine control system
It using modularized design, can easily change the running status of brushless electric machine, while also there is running status display function, and
And temperature sensing circuit is provided with system, the temperature of motor can be detected, and cool automatically, it is ensured that brushless electric machine
Normal work, and the power supply that uses of system has the performance of voltage stabilizing, makes the stability of system more preferable.
Brief description of the drawings
Fig. 1 is the overall structure block diagram of small-sized brushless electric machine control system；
Fig. 2 is the circuit diagram of power module.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Refer to Fig. 1-2, a kind of small-sized brushless electric machine control system, including main control module, power module, display module,
Key-press module, driving chip, motor drive module, radiating module, temperature detecting module and signal processing module, the master control mould
Block connects power module, display module, key-press module, driving chip and radiating module respectively, and driving chip is also connected with motor drive
Dynamic model block, motor drive module are also connected with motor, and the temperature signal of temperature detecting module collection motor is simultaneously transferred to signal transacting
Module, signal processing module are transferred to main control module after handling input signal.
As preferred scheme of the present utility model：The power module includes power supply E, electric capacity C1, button K, the and of chip IC 1
Relay J, the power supply E positive pole connection electric capacity C1, button K and relay J contact J-1, button K other end connection two
Pole pipe D2 anode, the relay J contact J-1 other end, triode V1 colelctor electrode, the pin 4 of chip IC 1, chip IC 1
Pin 8 and chip IC 2 pin 5, diode D2 negative electrode connection resistance R1, resistance R1 other end connection electric capacity C1, electricity
Hold the pin of C2, power supply E negative pole, a potentiometer RP1 fixing end, relay J, the pin 1 of chip IC 1 and chip IC 2
2, the pin 5 of chip IC 1 connects the electric capacity C2 other end, and the pin 2 of chip IC 1 connects the pin 6 of chip IC 1, chip IC 1
Pin 7 and the pin of chip IC 23, the connecting triode V1 of pin 4 of chip IC 1 base stage, triode V1 emitter stage connection electricity
Feel L, inductance L other end connection potentiometer RP1 another fixing end, diode D1 negative electrode and output voltage U1, chip
IC2 pin 1 connects potentiometer RP1 sliding end, diode D1 anode connection resistance R2, resistance R2 other end connection after
The electrical equipment J other end.
The core component of driving chip is chip U1, chip U1 model atmega8.The model of chip IC 1
NE555, the model LM321 of chip IC 2.Display module is LCD display.Radiating module is fan.
It should be appreciated that when referring to an element " connection " or " coupled " to another element, it can directly connect
Connect or be directly coupled to another element or there may also be intermediary element.Refer to that an element " directly connects on the contrary, working as
Connect " or " directly couple " when arriving another element, then in the absence of intermediary element.
Operation principle of the present utility model is：By key-press module come the specific works state of controlled motor, this is system
Motor in system is small-sized brushless motor, and motor operating state is intuitively carried out particular by key-press module and display module
Parameter setting, such as rotation time, slewing rate, during motor operation, temperature detecting module is responsible for the fortune to motor
Trip temperature is detected, and feeds back to main control module by signal processing module, when the running temperature of motor, which exceedes, to be limited,
Then master control module controls radiating module is opened, and motor is cooled, it is ensured that motor will not be damaged because of overheat.
Power module is responsible for providing a system to stable power supply, and its physical circuit is as shown in Figure 2：Power supply E powers to circuit,
In circuit, triode V1 is as switch adjustment pipe；Operational amplifier IC1 forms comparison amplifier；555 time base circuits are connected into without steady
State multivibrator.Oscillator produces the pin of in-phase input end 3 that sawtooth voltage delivers to comparator IC1 on C2, through overpotential
Voltage delivers to the pin of inverting input 1 of comparator after device RP1 samplings.The dutycycle of IC1 output square waveforms is by sampling voltage control
System, when certain reason, which makes output voltage, rises (or decline), sampling voltage rises (or decline) therewith, IC1 is exported rectangle
Ripple dutycycle reduces (or increase), so that triode V1 ON times shorten (or addition), output voltage declines (on or
Rise), so as to reach the purpose of regulated output voltage.Potentiometer RP1 is adjusted, can control the size of output voltage.Power supply E1 electricity
Pressure being capable of breakdown diode D4 after passing through resistance R6 so that relay J is turned on, the J-1 adhesives of its contact, therefore unclamps button K, electricity
Road also can self-locking, when power supply E undertension, its undertension is with breakdown diode D4, therefore relay J dead electricity, and it is touched
Point J-1 disconnects, and effective protection power source E is not by under-voltage damage.
Claims (5)
1. a kind of small-sized brushless electric machine control system, including main control module, power module, display module, key-press module, driving core
Piece, motor drive module, radiating module, temperature detecting module and signal processing module, it is characterised in that the main control module point
Not Lian Jie power module, display module, key-press module, driving chip and radiating module, driving chip be also connected with motor driving mould
Block, motor drive module are also connected with motor, and the temperature signal of temperature detecting module collection motor is simultaneously transferred to signal processing module,
Signal processing module is transferred to main control module after handling input signal.
2. according to a kind of small-sized brushless electric machine control system described in claim 1, it is characterised in that the power module includes electricity
Source E, electric capacity C1, button K, chip IC 1 and relay J, the power supply E positive pole connection electric capacity C1, button K and relay J
The other end, the triode V1 collection of contact J-1, button the K other end connection diode D2 anode, relay J contact J-1
Electrode, the pin 4 of chip IC 1, the pin 5 of the pin 8 of chip IC 1 and chip IC 2, diode D2 negative electrode connection resistance R1,
Resistance R1 other end connection electric capacity C1, electric capacity C2, power supply E negative pole, a potentiometer RP1 fixing end, relay J, core
Piece IC1 pin 1 and the pin 2 of chip IC 2, the pin 5 of chip IC 1 connect the electric capacity C2 other end, the pin 2 of chip IC 1
Connect pin 6, the pin 7 of chip IC 1 and the pin 3 of chip IC 2 of chip IC 1, the connecting triode V1 of pin 4 of chip IC 1
Base stage, triode V1 emitter stage connection inductance L, inductance L other end connection potentiometer RP1 another fixing end, two
Pole pipe D1 negative electrode and output voltage U1, the pin 1 of chip IC 2 connect potentiometer RP1 sliding end, and diode D1 anode connects
Connecting resistance R2, resistance the R2 other end connection relay J other end.
3. according to a kind of small-sized brushless electric machine control system described in claim 2, it is characterised in that the model of the chip IC 1
For NE555, the model LM321 of chip IC 2.
4. according to a kind of small-sized brushless electric machine control system described in claim 1, it is characterised in that the display module is LCD
Display screen.
5. according to a kind of small-sized brushless electric machine control system described in claim 1, it is characterised in that the radiating module is wind
Fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720655543.6U CN206878732U (en) | 2017-06-07 | 2017-06-07 | A kind of small-sized brushless electric machine control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720655543.6U CN206878732U (en) | 2017-06-07 | 2017-06-07 | A kind of small-sized brushless electric machine control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206878732U true CN206878732U (en) | 2018-01-12 |
Family
ID=61338176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720655543.6U Expired - Fee Related CN206878732U (en) | 2017-06-07 | 2017-06-07 | A kind of small-sized brushless electric machine control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206878732U (en) |
Cited By (1)
| 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 |
-
2017
- 2017-06-07 CN CN201720655543.6U patent/CN206878732U/en not_active Expired - Fee Related
Cited By (1)
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180112 |