CN202209299U - Household energy-saving fan - Google Patents
Household energy-saving fan Download PDFInfo
- Publication number
- CN202209299U CN202209299U CN2011202936323U CN201120293632U CN202209299U CN 202209299 U CN202209299 U CN 202209299U CN 2011202936323 U CN2011202936323 U CN 2011202936323U CN 201120293632 U CN201120293632 U CN 201120293632U CN 202209299 U CN202209299 U CN 202209299U
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- domestic energy
- saving fan
- module
- brushless motor
- driver
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Abstract
The utility model discloses a household energy-saving fan, which comprises fan blades, a direct-current brushless motor and a control board. The fan blades are installed on a rotating shaft of the direct-current brushless motor. The control board comprises a speed adjusting module for adjusting the rotating speed of the direct-current brushless motor. The household energy-saving fan has the advantages of being high in output power efficiency and energy efficiency, small in quantity of consumed copper wires, low in power and speed adjusting ratio and the like.
Description
Technical field
The utility model relates to household appliance technical field, relates in particular to a kind of domestic energy-saving fan.
Background technique
The family expenses fan has entered into huge numbers of families as a kind of daily life necessity.Because fan uses extensively, the energy efficiency indexes of fan also is the problem that always receives much concern.More existing family expenses fan adopts alternating current impression formula motor to drive flabellum and rotate, but uses alternating current impression formula motor to have following shortcoming: efficient is low, energy consumption is high, the employed copper cash of coil is many.
The model utility content
The technical problem that the utility model will solve is; The defective that above-mentioned alternating current impression formula electric efficiency to existing technology is low, energy consumption is high, the employed copper cash of coil is many; A kind of domestic energy-saving fan is provided; This domestic energy-saving fan uses dc brushless motor, has efficient height, energy consumption is low, the employed copper cash of coil is few advantage.
The utility model solves the technological scheme that its technical problem adopted: construct a kind of domestic energy-saving fan; Comprise the fan rotating vane; Said domestic energy-saving fan also comprises dc brushless motor and control panel; Said fan rotating vane is installed in the rotating shaft of said dc brushless motor, and said control panel comprises the speed regulation module that is used to regulate said direct current brushless motor speed.
In the described domestic energy-saving fan of the utility model, said control panel also comprises the AC-DC conversion module, and said AC-DC conversion module is connected between ac power supply and the said speed regulation module.
In the described domestic energy-saving fan of the utility model, said dc brushless motor comprises motor main body and the driver that is used to drive said motor main body, and said driver also links to each other with the output terminal of said alternating direct-current module and the output terminal of speed regulation module.
In the described domestic energy-saving fan of the utility model, said speed regulation module comprises stepless speed regulation unit and the digital speed-control unit that is used for manual stepping speed governing.
In the described domestic energy-saving fan of the utility model, said control panel also comprises the module that is provided with that is used to be provided with said dc brushless motor forward or reverse, and the said module that is provided with is connected in said driver.
In the described domestic energy-saving fan of the utility model, said dc brushless motor comprises:
Be used to detect said motor main body armature winding position signal and feed back to the position transducer of said driver; And
Be used for the position-sensor-free unit that electric potential signal according to the armature winding of said motor main body calculates the position signal of said armature winding and feeds back to said driver;
Said control panel comprises:
Automatically recognition site sensor or position-sensor-free unit, and be used to switch the switching unit of said position transducer and position-sensor-free.
In the described domestic energy-saving fan of the utility model, said domestic energy-saving fan also comprises overcurrent protection module.
In the described domestic energy-saving fan of the utility model, said domestic energy-saving fan also comprises overvoltage protective module.
Implement the domestic energy-saving fan of the utility model; Owing to adopted dc brushless motor; Therefore can reach following beneficial effect: 1) efficient of output power can reach more than 60%, and the output power efficient of alternating current impression formula motor is 25%-30%, so efficient has improved more than 50%; 2) efficiency can easily reach more than 2.0, and the efficiency of alternating current impression formula motor is to the maximum about 1.3; 3) used copper cash amount is about 70 grams, and the copper amount of the coil of alternating current impression formula motor is about the 150-170 gram, therefore practices thrift ratio and reaches more than 50%; 4) about dc brushless motor peak output 25W, and the power of the alternating current impression formula motor of commercially available best same specification is generally more than the 50W, thus power save more than 50%; 5) speed ratio can reach 15%, and alternating current impression formula motor minimum speed is about 70% of a rated speed.
Description of drawings
To combine accompanying drawing and embodiment that the utility model is described further below, in the accompanying drawing:
Fig. 1 is the building-block of logic of the utility model domestic energy-saving fan embodiment one;
Fig. 2 is the building-block of logic of the utility model domestic energy-saving fan embodiment two.
Embodiment
As shown in Figure 1; In the building-block of logic of the utility model domestic energy-saving fan embodiment one; This domestic energy-saving fan comprises fan rotating vane 100, dc brushless motor 200 and control panel 300; Wherein, fan rotating vane 100 is installed in the rotating shaft of dc brushless motor 200, and control panel 300 comprises the speed regulation module 310 that is used to regulate dc brushless motor 200 rotating speeds.In this domestic energy-saving fan, owing to adopted dc brushless motor, can reach following beneficial effect: 1) efficient of output power can reach more than 60%, and the output power efficient of alternating current impression formula motor is 25%-30%, so efficient has improved more than 50%; 2) efficiency can easily reach more than 2.0, and the efficiency of alternating current impression formula motor is to the maximum about 1.3; 3) used copper cash amount is about 70 grams, and the copper amount of the coil of alternating current impression formula motor is about the 150-170 gram, therefore practices thrift ratio and reaches more than 50%; 4) about dc brushless motor peak output 25W, and the power of the alternating current impression formula motor of commercially available best same specification is generally more than the 50W, thus power save more than 50%; 5) speed ratio can reach 15%, and alternating current impression formula motor minimum speed is about 70% of a rated speed.
As shown in Figure 2; In the building-block of logic of the utility model domestic energy-saving fan embodiment two; This domestic energy-saving fan comprises fan rotating vane 100, dc brushless motor 200 and control panel 300; Wherein, control panel 300 comprises speed regulation module 310, AC-DC conversion module 320 and module 330 is set, and speed regulation module 310 comprises stepless speed regulation unit 311 and the digital speed-control unit 312 that is used for manual stepping speed governing.Dc brushless motor 200 comprises motor main body 210 and driver 220, and wherein, driver 220 is used to drive said motor main body 210, and electric fan 100 is installed in the rotating shaft of motor main body 210, and the rotation of motor main body 210 drives the rotation of electric fan 100.AC-DC conversion module 320 is connected ac power supply, speed regulation module 310 and driver 220; And this AC-DC conversion module 320 is used for converting the alternating voltage of ac power supply output to VDC, is speed regulation module 310 and dc brushless motor 200 power supplies.Module 330 is set is connected in said driver 220, and module 330 is set is used to be provided with said dc brushless motor forward or reverse.Implement this technological scheme, except that the advantage that possesses embodiment shown in Figure 1, this domestic energy-saving fan can be operated in two kinds of speed governing states, is respectively stepless speed regulation and numeral gearshift speed governing.In addition, the user also can be provided with and rotate and reverse.
Preferably, in domestic energy-saving fan of the present invention, dc brushless motor also can comprise position transducer and position-sensor-free unit.Control panel also can comprise switching unit.Wherein, position transducer be used to detect said motor main body armature winding position signal and feed back to said driver.The position-sensor-free unit is used for calculating the position signal of said armature winding and feeding back to said driver according to the electric potential signal of the armature winding of said motor main body.Automatic recognition site sensor signal of switching unit and position-sensor-free unit, and be used to switch said position transducer and position-sensor-free unit.
Preferably, in domestic energy-saving fan of the present invention, this domestic energy-saving fan also comprises overcurrent protection module and overvoltage protective module.
In addition, the domestic energy-saving fan among the present invention also can have multiple air-supply module, for example natural wind, sleep wind etc.
The preferred embodiment that the above is merely the utility model is not limited to the utility model, and for a person skilled in the art, the utility model can have various combinations, change and variation.All within the spirit and principle of the utility model, any modification of being done, be equal to replacement, improvement etc., all should be included within the claim scope of the utility model.
Claims (8)
1. domestic energy-saving fan; Comprise the fan rotating vane; It is characterized in that; Said domestic energy-saving fan also comprises dc brushless motor and control panel, and said fan rotating vane is installed in the rotating shaft of said dc brushless motor, and said control panel comprises the speed regulation module that is used to regulate said direct current brushless motor speed.
2. domestic energy-saving fan according to claim 1 is characterized in that said control panel also comprises the AC-DC conversion module, and said AC-DC conversion module is connected between ac power supply and the said speed regulation module.
3. domestic energy-saving fan according to claim 2; It is characterized in that; Said dc brushless motor comprises motor main body and the driver that is used to drive said motor main body, and said driver also links to each other with the output terminal of said alternating direct-current module and the output terminal of speed regulation module.
4. according to each described domestic energy-saving fan of claim 1-3, it is characterized in that said speed regulation module comprises stepless speed regulation unit and the digital speed-control unit that is used for manual stepping speed governing.
5. domestic energy-saving fan according to claim 3 is characterized in that, said control panel also comprises the module that is provided with that is used to be provided with said dc brushless motor forward or reverse, and the said module that is provided with is connected in said driver.
6. domestic energy-saving fan according to claim 3 is characterized in that, said dc brushless motor comprises:
Be used to detect said motor main body armature winding position signal and feed back to the position transducer of said driver;
And be used for the position-sensor-free unit that electric potential signal according to the armature winding of said motor main body calculates the position signal of said armature winding and feeds back to said driver;
Said control panel comprises:
Automatically recognition site sensor or position-sensor-free unit, and be used to switch the switching unit of said position transducer and position-sensor-free unit.
7. domestic energy-saving fan according to claim 1 is characterized in that, said domestic energy-saving fan also comprises overcurrent protection module.
8. domestic energy-saving fan according to claim 1 is characterized in that, said domestic energy-saving fan also comprises overvoltage protective module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202936323U CN202209299U (en) | 2011-08-12 | 2011-08-12 | Household energy-saving fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202936323U CN202209299U (en) | 2011-08-12 | 2011-08-12 | Household energy-saving fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202209299U true CN202209299U (en) | 2012-05-02 |
Family
ID=45988848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202936323U Expired - Fee Related CN202209299U (en) | 2011-08-12 | 2011-08-12 | Household energy-saving fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202209299U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588277A (en) * | 2015-12-17 | 2016-05-18 | 珠海格力电器股份有限公司 | Air conditioning system and control method thereof |
| CN106301096A (en) * | 2015-05-11 | 2017-01-04 | 德信科技股份有限公司 | Rotating for single phase brushless direct current fan electromotor drives control circuit |
-
2011
- 2011-08-12 CN CN2011202936323U patent/CN202209299U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106301096A (en) * | 2015-05-11 | 2017-01-04 | 德信科技股份有限公司 | Rotating for single phase brushless direct current fan electromotor drives control circuit |
| CN106301096B (en) * | 2015-05-11 | 2018-09-25 | 德信科技股份有限公司 | Positive and negative rotation drive control circuit for single phase brushless direct current fan electromotor |
| CN105588277A (en) * | 2015-12-17 | 2016-05-18 | 珠海格力电器股份有限公司 | Air conditioning system and control method thereof |
| CN105588277B (en) * | 2015-12-17 | 2018-12-28 | 珠海格力电器股份有限公司 | Air conditioning system and control method thereof |
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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: 20120502 Termination date: 20200812 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |