CN2581732Y - Remote stepless speed-regulating electric fan - Google Patents
Remote stepless speed-regulating electric fan Download PDFInfo
- Publication number
- CN2581732Y CN2581732Y CN 02272275 CN02272275U CN2581732Y CN 2581732 Y CN2581732 Y CN 2581732Y CN 02272275 CN02272275 CN 02272275 CN 02272275 U CN02272275 U CN 02272275U CN 2581732 Y CN2581732 Y CN 2581732Y
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- CN
- China
- Prior art keywords
- control
- electric fan
- remote
- stepless speed
- direct current
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a remote stepless speed-regulating electric fan, which comprises a control panel arranged on an electric fan casing, a control potentiometer arranged in a stepless speed regulation device, a drive device driving the potentiometer to rotate under the control of a remote control signal, and a corresponding remote controller. The drive device comprises a direct current electric motor which is in transmission connection with a control knob, a drive circuit of the direct current electric motor which is composed of a plurality of transistors and controls the rotation and the reversing of the direct current electric motor, a control chip controlling the operation of the drive circuit, and a remote signal receiving head which transfers received signals to the control chip. When a stepless speed-regulating electric fan is controlled, only the remote controller is needed to be held by a hand to press corresponding control keys on the remote controller according to the control requirement, such as the control operation of timing, speed regulation, turning on, turning off, etc. to realize control over the stepless speed-regulating electric fan under the condition that a distance from an electric fan exists. The stepless speed-regulating electric fan is convenient to be controlled by a user.
Description
Technical field
The utility model relates to electric fan, is specifically related to stepless speed regulating electric fan, more particularly, relate to a kind of not only can be manually but also remote-controlled stepless speed regulating electric fan.
Background technique
In the prior art, a kind of stepless speed regulating electric fan that adopts manual control is arranged, usually all be to adopt ghyristor circuit, under the effect of resistance type control handle, carry out pulsewidth modulation and realize stepless speed regulation, to satisfy the different blowing cooling demand of people, the shortcoming of this a kind of electric fan is, need just can carry out the speed governing operation on the electric fan next door, and is not too convenient.
The model utility content
The technical problems to be solved in the utility model is, providing a kind of can have under the situation of a segment distance also the stepless speed regulating electric fan that can control the stepless speed regulation fan at the distance fan, makes things convenient for the user that electric fan is carried out control operation.
The technological scheme that the utility model provides is: construct a kind of remote-control speed-regulation electric fan, comprise control panel on the electric fan housing and the control handle in the stepless speed-regulating device, also comprise under the control of remote signal, to drive the drive unit that described control handle rotates.
In above-mentioned electric fan electricity structure, the described direct current generator of control that described drive unit comprises the direct current generator that is in transmission connection with described control handle, is made up of 6 transistors rotates and the control chip of the direct current motor drive circuit of commutation, the described drive circuit works of control, the signal that receives sent to the remote signal reception head of described control chip.
In above-mentioned electric fan, described control panel is provided with power switch and power supply indicator, control mode selector switch, time switch and corresponding timing indicator.
In above-mentioned electric fan, it is that a kind of infrared signal receives head that described remote signal receives head, and be provided with corresponding remote-control signal transmitter, on transmitter, be provided with regularly button and corresponding tutorial light, start button, fan head swinging button, rotation speed of the fan control handle.
Implement the remote controlled stepless speed governing electric fan that the utility model provides, when the control stepless speed regulating electric fan, only need hand-held remote controller, according to the control needs, press control corresponding button on the remote controller, as control operations such as timing, speed governing, switching on and shutting down, can make things convenient for the user to control the stepless speed regulation fan the remote control that realizes under the situation of one segment distance stepless fan being arranged with electric fan.
Description of drawings
Fig. 1 is the circuit theory diagrams of the utility model remote controlled stepless speed governing electric fan;
Fig. 2 is the reception control panel schematic representation supporting with remote controlled stepless speed governing electric fan;
Fig. 3 is the remote controller control panel schematic representation supporting with remote controlled stepless speed governing electric fan.
Embodiment
As shown in Figure 1, the remote controlled stepless speed governing electric fan that provides of the utility model is to have driven the drive unit that former manual stepless speed regulation control handle rotates under can the control in remote signal and realize having increased on the basis of former manual stepless speed regulation fan.
As shown in Figure 1, be provided with in the drive unit with control handle (rotating shaft of adjustable potentiometer VR1 among the figure) and be in transmission connection (in Placement and the prior art, the remote control control structure of the control volume of Music center is identical) direct current generator M1, form the drive circuit that control direct current generator M1 rotates and commutates by 6 transistor Q2-Q7, transistor Q2 wherein, Q3 forms the reverser circuit, direction of current flow in the control motor, realize commutation, drive circuit is controlled by control chip (model is the single-chip microcomputer of EM78P47SAP), and remote signal receives head and sends the signal that receives to control chip.
As shown in Figure 2, on the control panel of electric fan, be provided with power switch and power supply indicator, control mode selector switch, time switch and corresponding timing indicator.
Remote control mode can adopt infra-red remote control, and be provided with corresponding infrared remote control signal transmitter, be provided with regularly button and corresponding tutorial light, start button, fan head swinging button, the rotation speed of the fan control handle that shuttles back and forth on transmitter, its circuit theory adopts that the remote control circuitry principle in the Music center realizes in prior art.
During use, press the power switch on the remote controller, fan running, fan adopts the pattern of middling speed to rotate, during wind speed control knob on pressing remote controller, remote control in the fan receives head and sends the signal that receives to control chip, control chip sends control signal to the drive circuit of being made up of transistor Q2 or Q3, control direct current generator M1 rotates or commutation is rotated, direct current generator drives the rotating shaft of the adjustable potentiometer VR1 that is in transmission connection with it and rotates, thereby realize the speed governing of distant control stepless speed regulating electric fan, during other function button on pressing remote controller, can realize corresponding distant control function.Wind speed control handle on also can sending out the rotation control panel direct rotates adjustable potentiometer, can realize the manual tune to fan.
Claims (5)
1, a kind of remote controlled stepless speed governing electric fan, comprise the electric fan housing, be installed in control panel on the housing, be installed in the described housing, adopt the manual stepless speed-regulating device of adjustable potentiometer, it is characterized in that, also comprise and being installed in the described housing, be in transmission connection with described adjustable potentiometer, drive the drive unit that described adjustable potentiometer running shaft rotates.
2, according to the described electric fan of claim 1, it is characterized in that, described drive unit comprises the direct current generator that is in transmission connection with described running shaft, is made up of 6 transistors, controls that described direct current generator rotates and the control chip of the direct current motor drive circuit of commutation, control described drive circuit works, the remote signal that sends the signal that receives to described control chip receive head.
According to the described electric fan of claim 1, it is characterized in that 3, described control panel is provided with power switch and power supply indicator, control mode selector switch, time switch and corresponding timing indicator.
4, according to the described electric fan of claim 2, it is characterized in that, it is that a kind of infrared signal receives head that described remote signal receives head, and be provided with corresponding remote-control signal transmitter, on transmitter, be provided with regularly button and corresponding tutorial light, start button, fan head swinging button, rotation speed of the fan control handle.
According to the described electric fan of claim 2, it is characterized in that 5, the model of described control chip is EM78P47SAP.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02272275 CN2581732Y (en) | 2002-08-02 | 2002-08-02 | Remote stepless speed-regulating electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02272275 CN2581732Y (en) | 2002-08-02 | 2002-08-02 | Remote stepless speed-regulating electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2581732Y true CN2581732Y (en) | 2003-10-22 |
Family
ID=33737000
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02272275 Expired - Fee Related CN2581732Y (en) | 2002-08-02 | 2002-08-02 | Remote stepless speed-regulating electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2581732Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287391A (en) * | 2011-08-02 | 2011-12-21 | 格力电器（中山）小家电制造有限公司 | Stepless speed-regulating electric fan and control method thereof |
| CN102748315A (en) * | 2012-07-04 | 2012-10-24 | 苏州市职业大学 | Control method of direct-current brushless fan controller for fan filter unit |
| CN104389805A (en) * | 2014-11-29 | 2015-03-04 | 济南职业学院 | Smart remotely-controlled temperature-control electric fan system |
-
2002
- 2002-08-02 CN CN 02272275 patent/CN2581732Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102287391A (en) * | 2011-08-02 | 2011-12-21 | 格力电器（中山）小家电制造有限公司 | Stepless speed-regulating electric fan and control method thereof |
| CN102287391B (en) * | 2011-08-02 | 2014-05-07 | 格力电器（中山）小家电制造有限公司 | Stepless speed-regulating electric fan and control method thereof |
| CN102748315A (en) * | 2012-07-04 | 2012-10-24 | 苏州市职业大学 | Control method of direct-current brushless fan controller for fan filter unit |
| CN102748315B (en) * | 2012-07-04 | 2013-10-16 | 苏州市职业大学 | Control method of direct-current brushless fan controller for fan filter unit |
| CN104389805A (en) * | 2014-11-29 | 2015-03-04 | 济南职业学院 | Smart remotely-controlled temperature-control electric fan system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |