CN202949384U - Motor speed regulation control system for DC frequency conversion extractor hood - Google Patents
Motor speed regulation control system for DC frequency conversion extractor hood Download PDFInfo
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- CN202949384U CN202949384U CN2012206849846U CN201220684984U CN202949384U CN 202949384 U CN202949384 U CN 202949384U CN 2012206849846 U CN2012206849846 U CN 2012206849846U CN 201220684984 U CN201220684984 U CN 201220684984U CN 202949384 U CN202949384 U CN 202949384U
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- control system
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- electrically connected
- speed regulation
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Abstract
The utility mode discloses a motor speed regulation control system for a DC frequency conversion extractor hood, comprising an external power supply, and an operation control system and a motor both positioned and arranged on an extractor hood, wherein the external power supply supplies electric power for the working of the operation control system and the motor, the motor is a brushless Hall motor, and the operation control system controls the switching on and off and the rotation speed of the brushless Hall motor. The motor speed regulation control system for a DC frequency conversion extractor hood employs the brushless Hall motor, and can control the switching on and off and the rotation speed of the motor through the operation control system, thereby being capable of adjusting the air speed according to the quantity of oil smoke, being high in smoke evacuation efficiency and being energy-saving and environment-friendly.
Description
Technical field
The utility model relates to the electric-control system technical field of range hood, and a kind of electric machine speed regulation control system of DC frequency conversion range hood specifically is provided.
Background technology
At present, the smoke exhaust fan that the range hood of selling on market uses is substantially all alternating current machine, regulate the smoke evacuation wind speed by high, medium and low three gears, but because range hood is the household electrical appliance that in daily life, all can use every day, the speed efficiency that only is confined to three gears is lower, energy consumption is larger, can't satisfy the requirement of the random speed governing of user.
Summary of the invention
In order to overcome defects, the utility model provides a kind of electric machine speed regulation control system of DC frequency conversion range hood, and this range hood can be regulated wind speed according to the size of oil smoke, and smoke exhaust efficiency is high, energy-conserving and environment-protective.
The utility model for the technical scheme that solves its technical problem and adopt is: a kind of electric machine speed regulation control system of DC frequency conversion range hood, comprise that external power source and location are located at control system and the motor on range hood, described external power source provides electric energy for described control system and machine operation, described motor is the brushless Hall-free motor, and described control system is controlled open and close and the rotational speed regulation of described brushless Hall-free motor.
As further improvement of the utility model, described external power source is with three tunnel circuit output ends that are in parallel, and each is electrically connected with voltage changing module and rectification filtering module successively every road circuit output end.
As further improvement of the utility model, described control system is controlled the open and close of described brushless Hall-free motor and the structure of rotational speed regulation is: described control system comprises control panel and wiring board, on described control panel, the location is provided with power knob, lighting button and wind speed and regulates button, is integrated with Master control chip, lighting control module, DSP microprocessor, PWM modulator and motor drive module on described wiring board;
Wherein, described power knob, lighting button and wind speed are regulated the input that button all is electrically connected on described Master control chip; Each correspondence of an input of described lighting control module, DSP microprocessor and motor drive module is electrically connected on the output of described three rectification filtering modules, another input of described lighting control module and DSP microprocessor all is electrically connected on the output of described Master control chip, the output of another described DSP microprocessor is electrically connected on another input of described motor drive module by described PWM modulator, the output of described motor drive module is electrically connected on described brushless Hall-free motor.
As further improvement of the utility model, the voltage changing module that is electrically connected on respectively described lighting control module and described DSP microprocessor is voltage reduction module, and the voltage changing module that is electrically connected on described motor drive module is boost module.
The beneficial effects of the utility model are: the motor in this range hood adopts the brushless Hall-free motor, and control open and close and the rotational speed regulation of described motor by control system, thereby can regulate wind speed according to the size of oil smoke, smoke exhaust efficiency is high, energy-conserving and environment-protective.
Description of drawings
Fig. 1 is the operation principle schematic diagram of the electric machine speed regulation control system of DC frequency conversion range hood described in the utility model.
Embodiment
Below with reference to figure, preferred embodiment of the present utility model is elaborated.
The electric machine speed regulation control system of a kind of DC frequency conversion range hood described in the utility model, comprise that external power source 1 and location are located at control system and the motor 8 on range hood, described external power source 1 provides electric energy for 8 work of described control system and motor, described motor 8 is the brushless Hall-free motor, and described control system is controlled open and close and the rotational speed regulation of described brushless Hall-free motor.The utility model adopts the brushless Hall-free motor, can save motor internal and hold flimsy Hall element, thereby reduce the number of leads of motor and control system, has greatly improved functional reliability and the operating efficiency of motor and control system.
In the present embodiment, described external power source 1 is with three tunnel circuit output ends that are in parallel, and each is electrically connected with voltage changing module 9 and rectification filtering module 10 successively every road circuit output end.
In the present embodiment, described control system is controlled the open and close of described brushless Hall-free motor and the structure of rotational speed regulation is: described control system comprises control panel 2 and wiring board, on described control panel, the location is provided with power knob, lighting button and wind speed and regulates button, is integrated with Master control chip 3, lighting control module 4, DSP microprocessor 5, PWM modulator 6 and motor drive module 7 on described wiring board;
Wherein, described power knob, lighting button and wind speed are regulated the input that button all is electrically connected on described Master control chip; Each correspondence of an input of described lighting control module, DSP microprocessor and motor drive module is electrically connected on the output of described three rectification filtering modules, another input of described lighting control module and DSP microprocessor all is electrically connected on the output of described Master control chip, the output of another described DSP microprocessor is electrically connected on another input of described motor drive module by described PWM modulator, the output of described motor drive module is electrically connected on described brushless Hall-free motor.
Separately in the present embodiment, the voltage changing module that is electrically connected on respectively described lighting control module and described DSP microprocessor is voltage reduction module, and the voltage changing module that is electrically connected on described motor drive module is boost module.
The utility model patent not only can be applied in the range hood industry, can also be applied in other household electric appliances, and every control system of using in the utility model of relating to is all within the protection range of the utility model patent.
Claims (4)
1. the electric machine speed regulation control system of a DC frequency conversion range hood, comprise that external power source (1) and location are located at control system and the motor (8) on range hood, it is characterized in that: described external power source (1) is that described control system and motor (8) work provide electric energy, described motor (8) is the brushless Hall-free motor, and described control system is controlled open and close and the rotational speed regulation of described brushless Hall-free motor.
2. the electric machine speed regulation control system of DC frequency conversion range hood according to claim 1, it is characterized in that: described external power source (1) is with three tunnel circuit output ends that are in parallel, and each is electrically connected with voltage changing module (9) and rectification filtering module (10) successively every road circuit output end.
3. the electric machine speed regulation control system of DC frequency conversion range hood according to claim 2, it is characterized in that: described control system is controlled the open and close of described brushless Hall-free motor and the structure of rotational speed regulation is: described control system comprises control panel (2) and wiring board, on described control panel, the location is provided with power knob, lighting button and wind speed and regulates button, is integrated with Master control chip (3), lighting control module (4), DSP microprocessor (5), PWM modulator (6) and motor drive module (7) on described wiring board;
Wherein, described power knob, lighting button and wind speed are regulated the input that button all is electrically connected on described Master control chip; Each correspondence of an input of described lighting control module, DSP microprocessor and motor drive module is electrically connected on the output of described three rectification filtering modules, another input of described lighting control module and DSP microprocessor all is electrically connected on the output of described Master control chip, the output of another described DSP microprocessor is electrically connected on another input of described motor drive module by described PWM modulator, the output of described motor drive module is electrically connected on described brushless Hall-free motor.
4. the electric machine speed regulation control system of DC frequency conversion range hood according to claim 3, it is characterized in that: the voltage changing module that is electrically connected on respectively described lighting control module and described DSP microprocessor is voltage reduction module, and the voltage changing module that is electrically connected on described motor drive module is boost module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206849846U CN202949384U (en) | 2012-12-12 | 2012-12-12 | Motor speed regulation control system for DC frequency conversion extractor hood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012206849846U CN202949384U (en) | 2012-12-12 | 2012-12-12 | Motor speed regulation control system for DC frequency conversion extractor hood |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202949384U true CN202949384U (en) | 2013-05-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012206849846U Expired - Fee Related CN202949384U (en) | 2012-12-12 | 2012-12-12 | Motor speed regulation control system for DC frequency conversion extractor hood |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202949384U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644583A (en) * | 2013-09-12 | 2014-03-19 | 中山华帝燃具股份有限公司 | Control device capable of monitoring running state of range hood in real time and control method thereof |
| CN104410235A (en) * | 2014-10-28 | 2015-03-11 | 浙江奥力电机股份有限公司 | Brushless AC smoke ventilator motor |
-
2012
- 2012-12-12 CN CN2012206849846U patent/CN202949384U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103644583A (en) * | 2013-09-12 | 2014-03-19 | 中山华帝燃具股份有限公司 | Control device capable of monitoring running state of range hood in real time and control method thereof |
| CN103644583B (en) * | 2013-09-12 | 2016-02-24 | 华帝股份有限公司 | Control device capable of monitoring running state of range hood in real time and control method thereof |
| CN104410235A (en) * | 2014-10-28 | 2015-03-11 | 浙江奥力电机股份有限公司 | Brushless AC smoke ventilator motor |
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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 |
Granted publication date: 20130522 Termination date: 20141212 |
|
| EXPY | Termination of patent right or utility model |