CN206180910U - DC motor controller - Google Patents
DC motor controller Download PDFInfo
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- CN206180910U CN206180910U CN201621234867.4U CN201621234867U CN206180910U CN 206180910 U CN206180910 U CN 206180910U CN 201621234867 U CN201621234867 U CN 201621234867U CN 206180910 U CN206180910 U CN 206180910U
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- module
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- motor
- signal
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Abstract
The utility model relates to a DC motor controller, including control signal input module and the power module who sends motor control signal, the driving voltage feedback module of closed loop feedback is carried out to driving voltage's output, the control module who carries out the computing to incoming signal and feedback signal, the motor drive output module who handles and protect the voltage signal of control module output, power module gives other modules and supplies power, driving voltage feedback module respectively with control signal input module, control module and motor drive output module signal connection. This kind of DC motor controller effectively restraines high frequency PWM and leads to the motor to have obvious electromagnetic interference and cause the interference to other controls, can be in the full slew range of motor poleless speed adjusting, enable that motor speed control is steady more, the rotary speed control is more accurate, the error control is better, can adjust load changes in real time and the fluctuation that arouses, real -time feedback control signal, control is simple, convenient, reliable.
Description
Technical field
This utility model is related to a kind of DC motor controller, particularly one kind and is applicable in Electronic control water adjusting valve
The controller of motor etc..
Background technology
Direct current generator is widely used in various household electrical appliance, is used for example as the driving dress of the electric controlled regulating valve of drinking equipment
Put, driving means of air-conditioner air outlet motorized adjustment etc., but, current direct current generator is typically directly controlled by PWM, its
Serious interference to direct current generator, cause DC motor speed to control that inaccurate, corner is also inaccurate, run it is unstable etc. no
Foot, has a strong impact on the development of the industries such as household electrical appliance.
Utility model content
The purpose of this utility model is to overcome the shortcomings of that above-mentioned prior art is present, and provides a kind of simple structure, conjunction
Reason, control is reliable, the DC motor controller of high precision.
What the purpose of this utility model was realized in：
A kind of DC motor controller, including the control signal input module and supply module that send motor control signal,
It is characterized in that, also include the output for driving voltage carry out closed loop feedback driving voltage feedback module, to input signal and
Feedback signal carries out calculating the motor drive that the control module of process, the voltage signal to control module output are processed and protected
Dynamic output module, supply module is powered to other modules, driving voltage feedback module respectively with control signal input module,
Control module and Motor drive output module signal connect.Driving voltage feedback module is primarily directed to the output of driving voltage and closes
Ring feeds back, it is therefore an objective to makes motor control voltage more preferably stable and forms closed loop control.Motor drive output module is mainly right
The voltage signal of control module output is processed and protected, and makes motor control more steady, accurate.
The purpose of this utility model can also be solved using following technical measures：
Used as more specifically scheme, the driving voltage feedback module is processed by the drive voltage signal that mutual signal connects
Module and driving voltage capacitance-resistance module composition, drive voltage signal processing module respectively with control signal input module and control mould
Block signal connects, and driving voltage capacitance-resistance module is connected with Motor drive output module signal.
The drive voltage signal processing module includes operational amplifier, the second electric capacity, the first diode and 3rd resistor,
The in-phase input end of operational amplifier is electrically connected with control signal input module, inverting input and the driving of operational amplifier
Voltage capacitance-resistance module is electrically connected with, and second electric capacity is connected between the in-phase input end and outfan of operational amplifier, transports
The outfan for calculating amplifier is electric with control module and driving respectively also after connecting with first diode and 3rd resistor
Pressure drag molar block is electrically connected with.
The driving voltage capacitance-resistance module includes two groups of resistance groups, and one end of two groups of resistance groups exports with Motor drive jointly
Module is electrically connected with, the other end common ground of two groups of resistance groups；One of which resistance group is by the 4th resistance and the 5th resistance string
The connection end of connection, the 4th resistance and the 5th resistance is electrically connected with the inverting input of the operational amplifier, another group of resistance
Group is by the 6th resistance and the 7th resistant series, the connection end and drive voltage signal processing module company of the 6th resistance and the 7th resistance
The one end for connecing control module is electrically connected with；The 3rd electric capacity is connected between the 7th resistance two ends.
The control signal input module is pwm signal input module or direct current signal input module.
The control module is provided with DC-DC switching regulators and the integrated IC with Voltage Cortrol function, mainly in fact
The now calculating to input signal and feedback signal is processed..
The Motor drive output module is provided with driving input and drive output, drives input with control module electricity
Property connection, drive output is electrically connected with respectively with direct current generator and driving voltage capacitance-resistance module.
The direct current generator is brushed DC motor, brshless DC motor or the direct current generator with voltage control characteristic.
The supply module is electrically connected with control module, and supply module is powered and by control module to control module
Power to other modules and direct current generator.
The control signal input module is provided with first resistor, second resistance and the first electric capacity；The Motor drive output
Module is provided with inductance, the second diode, the 3rd diode, electrochemical capacitor and the 4th electric capacity.
The beneficial effects of the utility model are as follows：
Such DC motor controller effectively suppresses high-frequency PWM to cause motor to have obvious electromagnetic interference and to other
Control is interfered, can the stepless time adjustment in motor line range for the national games, can make that motor speed control is more steady, rotating speed is controlled more
Plus accurate, error control is preferably, can real-time adjustment load change and the fluctuation that causes, real-time feedback control signal, control is simple,
It is convenient, reliable.
Description of the drawings
Fig. 1 is the embodiment circuit theory diagrams of this utility model one.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to this utility model：
Referring to Fig. 1, a kind of DC motor controller, including the control signal input module 1, the confession that send motor control signal
Electric module 5, the output for driving voltage carry out the driving voltage feedback module 10 of closed loop feedback, to input signal and feedback letter
The control module 4 that number carries out calculating process, the Motor drive for being processed the voltage signal of the output of control module 4 and being protected are defeated
Go out module 6, supply module 5 is powered to other modules, driving voltage feedback module 10 respectively with control signal input module
1st, control module 4 and the signal of Motor drive output module 6 connect.
Drive voltage signal processing module 2 and driving voltage that the driving voltage feedback module 10 is connected by mutual signal
Capacitance-resistance module 3 is constituted, and drive voltage signal processing module 2 connects respectively with control signal input module 1 and the signal of control module 4
Connect, driving voltage capacitance-resistance module 3 is connected with the signal of Motor drive output module 6.
The drive voltage signal processing module 2 include operational amplifier OP1, the second electric capacity C2, the first diode D1 and
3rd resistor R3, in-phase input end and the control signal input module 1 of operational amplifier OP1 are electrically connected with, operational amplifier OP1
Inverting input be electrically connected with driving voltage capacitance-resistance module 3, between the in-phase input end and outfan of operational amplifier OP1
Be connected with the second electric capacity C2, the outfan of operational amplifier OP1 also by with the first diode D1 and 3rd resistor
It is electrically connected with control module 4 and driving voltage capacitance-resistance module 3 respectively after R3 series connection.
The driving voltage capacitance-resistance module 3 includes two groups of resistance groups, and one end of two groups of resistance groups is jointly defeated with Motor drive
Go out module 6 to be electrically connected with, the other end common ground of two groups of resistance groups；One of which resistance group is electric by the 4th resistance R4 and the 5th
Resistance R5 series connection, connection end and the inverting input of the operational amplifier OP1 of the 4th resistance R4 and the 5th resistance R5 electrically connect
Connect, another group of resistance group is connected by the 6th resistance R6 and the 7th resistance R7, the connection end of the 6th resistance R6 and the 7th resistance R7 with
One end of the link control module 4 of drive voltage signal processing module 2 is electrically connected with；It is connected between the 7th resistance R7 two ends
3rd electric capacity C3.
The control signal input module 1 is pwm signal input module or direct current signal input module（The present embodiment is adopted
Pwm signal input module）.
The control module 4 is provided with DC-DC switching regulators and the integrated IC with Voltage Cortrol function.
The Motor drive output module 6 is provided with driving input and drive output, drives input and control module 4
It is electrically connected with, drive output is electrically connected with respectively with direct current generator 7 and driving voltage capacitance-resistance module 3.
The direct current generator 7 is brushed DC motor, brshless DC motor or the direct current generator with voltage control characteristic.
The supply module 5 is electrically connected with control module 4, and supply module 5 is powered and by control to control module 4
Module 4 to other modules and direct current generator 7 are powered.
The control signal input module 1 is provided with first resistor R1, second resistance R2 and the first electric capacity C1；The motor drives
Dynamic output module 6 is provided with inductance L1, the second diode D2, the 3rd diode D3, electrochemical capacitor E1 and the 4th electric capacity R4.
Claims (10)
1. a kind of DC motor controller, including the control signal input module for sending motor control signal（1）And supply module
（5）, it is characterized in that, also include carrying out the driving voltage feedback module of closed loop feedback for the output of driving voltage（10）, to defeated
Entering signal and feedback signal carries out calculating the control module of process（4）, to control module（4）The voltage signal of output is processed
With the Motor drive output module of protection（6）, supply module（5）It is powered to other modules, driving voltage feedback module
（10）Respectively with control signal input module（1）, control module（4）With Motor drive output module（6）Signal connects.
2. DC motor controller according to claim 1, is characterized in that, the driving voltage feedback module（10）By mutual
The drive voltage signal processing module of signal connection（2）With driving voltage capacitance-resistance module（3）Constitute, drive voltage signal processes mould
Block（2）Respectively with control signal input module（1）And control module（4）Signal connects, driving voltage capacitance-resistance module（3）With motor
Drive output module（6）Signal connects.
3. DC motor controller according to claim 2, is characterized in that, the drive voltage signal processing module（2）Bag
Include operational amplifier（OP1）, the second electric capacity（C2）, the first diode（D1）And 3rd resistor（R3）, operational amplifier（OP1）'s
In-phase input end and control signal input module（1）It is electrically connected with, operational amplifier（OP1）Inverting input and driving voltage
Capacitance-resistance module（3）It is electrically connected with, operational amplifier（OP1）In-phase input end and outfan between be connected with second electric capacity
（C2）, operational amplifier（OP1）Outfan also by with first diode（D1）And 3rd resistor（R3）Divide after series connection
Not and control module（4）With driving voltage capacitance-resistance module（3）It is electrically connected with.
4. DC motor controller according to claim 3, is characterized in that, the driving voltage capacitance-resistance module（3）Including two
Group resistance group, one end of two groups of resistance groups jointly with Motor drive output module（6）It is electrically connected with, the other end of two groups of resistance groups
Common ground；One of which resistance group is by the 4th resistance（R4）With the 5th resistance（R5）Series connection, the 4th resistance（R4）It is electric with the 5th
Resistance（R5）Connection end and the operational amplifier（OP1）Inverting input be electrically connected with, another group of resistance group be electric by the 6th
Resistance（R6）With the 7th resistance（R7）Series connection, the 6th resistance（R6）With the 7th resistance（R7）Connection end and drive voltage signal process
Module（2）Link control module（4）One end be electrically connected with；7th resistance（R7）The 3rd electric capacity is connected between two ends
（C3）.
5. DC motor controller according to claim 1, is characterized in that, the control signal input module（1）For PWM letters
Number input module or direct current signal input module.
6. DC motor controller according to claim 1, is characterized in that, the control module（4）It is provided with DC-DC switches steady
Depressor and the integrated IC with Voltage Cortrol function.
7. DC motor controller according to claim 1, is characterized in that, the Motor drive output module（6）It is provided with drive
Dynamic input and drive output, drive input and control module（4）Be electrically connected with, drive output respectively with direct current generator
（7）With driving voltage capacitance-resistance module（3）It is electrically connected with.
8. DC motor controller according to claim 7, is characterized in that, the direct current generator（7）For brushed DC motor,
Brshless DC motor or the direct current generator with voltage control characteristic.
9. DC motor controller according to claim 7, is characterized in that, the supply module（5）With control module（4）Electricity
Property connection, supply module（5）To control module（4）Power and by control module（4）To other modules and direct current generator（7）
Power supply.
10. DC motor controller according to claim 1, is characterized in that, the control signal input module（1）It is provided with
One resistance（R1）, second resistance（R2）With the first electric capacity（C1）；The Motor drive output module（6）It is provided with inductance（L1）,
Two diodes（D2）, the 3rd diode（D3）, electrochemical capacitor（E1）With the 4th electric capacity（R4）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234867.4U CN206180910U (en) | 2016-11-17 | 2016-11-17 | DC motor controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621234867.4U CN206180910U (en) | 2016-11-17 | 2016-11-17 | DC motor controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206180910U true CN206180910U (en) | 2017-05-17 |
Family
ID=58686124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621234867.4U Active CN206180910U (en) | 2016-11-17 | 2016-11-17 | DC motor controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206180910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655926A (en) * | 2016-11-17 | 2017-05-10 | 佛山市云米电器科技有限公司 | DC motor controller |
-
2016
- 2016-11-17 CN CN201621234867.4U patent/CN206180910U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106655926A (en) * | 2016-11-17 | 2017-05-10 | 佛山市云米电器科技有限公司 | DC motor controller |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211022 Address after: 528000 No.2, North Xinxi 4th Road, Xiashi village, Lunjiao street, Shunde District, Foshan City, Guangdong Province Patentee after: Guangdong Chestnut Technology Co.,Ltd. Address before: 528308 North 2, Xinxi 4th Road, Xiashi Village Committee, Lunjiao Street Office, Shunde District, Foshan City, Guangdong Province (2nd floor, 7th floor, 4th floor, 1st floor) Patentee before: FOSHAN VIOMI ELECTRICAL TECHNOLOGY Co.,Ltd. Patentee before: Chen Xiaoping |