CN2871931Y - Electric fan - Google Patents
Electric fan Download PDFInfo
- Publication number
- CN2871931Y CN2871931Y CN 200620054656 CN200620054656U CN2871931Y CN 2871931 Y CN2871931 Y CN 2871931Y CN 200620054656 CN200620054656 CN 200620054656 CN 200620054656 U CN200620054656 U CN 200620054656U CN 2871931 Y CN2871931 Y CN 2871931Y
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- China
- Prior art keywords
- electric fan
- power supply
- inductive power
- supply transformer
- fan blade
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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.)
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Abstract
The utility model relates to an electric fan, which comprises a power supply control switch for an electric fan main body, a control console, a support, a motor device, a power supply indicator lamp, a safety protection net, a safety protection net screw nut, an electric fan blade and an electric fan blade screw nut; the electric fan blade is positioned on a motor shaft of the electric fan, and is fixed by the electric fan blade screw nut; the electric fan also comprises a plurality of leds, which are positioned on the electric fan blade; the electric fan are also provided with at least an induction supply transformers, which further comprises an induction supply transformer primary and an induction supply transformer secondary and an induction supply transformer primary lead wire, the induction supply transformer primary is jacketed outside the induction supply transformer secondary, the induction supply transformer secondary is fixed on the electric fan motor shaft by a spigot.
Description
Technical field
The utility model relates to a kind of electric fan, particularly a kind of electric fan that plays decorating action.
Background technique
Now, daily used electric fan can bring the refrigerant comfortable sensation to people except that having, and also has certain decorating action.And as more novel decorative effect, a lot of electric fans can be by installing light emitting LED lamp on flabellum, and the rotation by flabellum forms the effect that is rich in certain pattern or literal, has ornamental.
China's utility model patent specification discloses a kind of electric fan (notice of authorization number: CN2674163; notice of authorization day: on January 26th, 2005), its clip Text is as follows: the utility model electric fan comprises supporting portion, motor section, flabellum, safety cover and display unit.Described display unit comprises that brake unit, the control unit that is driven by described brake unit reach the display unit of being controlled by described control unit, and it is electrically connected to one jointly and is installed on the flabellum control panel.Described display unit comprises with the flexible electric circuit board of the adaptive installation of flabellum spoon of blade shape and is located at light-emitting component on the described flexible electric circuit board.Described brake unit comprises two permanent magnets that are enclosed within the described rotating shaft but together do not rotate with described rotating shaft and is located at the coil that together rotates with described rotating shaft between the described permanent magnet, described coil rotates cutting magnetic line generation induction electromotive force in the magnetic field that two permanent magnets form with rotating shaft, to described control unit and display unit power supply.Control unit control light-emitting component is in position luminous or extinguish, and by persistence of vision principle, can see complete character or figure on the movement locus of described display unit.
Above-mentioned electric fan has solved by the light-emitting component on flabellum forms certain character or figure.But because the power supply of its light-emitting component like this, can increase the weight of the load of electric fan motor by the permanent magnet inductive power supply, easily cause the electric fan motor overheated, shorten the working life of electric fan; Moreover above-mentioned electric fan has increased the load of flabellum owing to adopt circuit board to be installed on the flabellum, causes the unbalance stress of flabellum easily, produces too big vibration and noise when making the electric fan operation.Therefore, a kind of vibration and noise of neither can producing, the electric fan that can increase the service life becomes the technical problem that should solve in practice again.
The model utility content
The technical problems to be solved in the utility model is: a kind of electric fan is provided, and it neither can produce vibration and noise, the technical problem that can increase the service life again.
For solving this technical problem, the utility model is taked following scheme:
A kind of electric fan includes an electric fan main body, and the electric fan main body further includes power control switch, operating console, supporting frame, electric machine, power supply indicator; Safety guard net; The safety guard net spiral shell emits; Electric fan blade and electric fan blade spiral shell emit, and described electric fan blade installation and is emitted by electric fan blade spiral shell and to be fixed on the motor drive shaft of electric fan; Described electric fan also includes several light emitting LED lamp, described several light emitting LED lamp are installed on the described electric fan blade, described electric fan also is equipped with at least one inductive power supply transformer, and described inductive power supply transformer is fixed in the inboard that electric fan safety guard net spiral shell emits.
Fan has two blades at least, and general fan has three blades, on a slice blade that light emitting LED lamp is mounted in it, can produce bigger vibration and noise because of unbalance stress, at this moment, for reducing vibration and noise, adopt the light emitting LED lamp that quantity equates is installed on every blade.
Described inductive power supply transformer further includes inductive power supply primary and inductive power supply transformer secondary output and inductive power supply primary lead-in wire, described inductive power supply primary is enclosed within inductive power supply transformer secondary output outside, and the inductive power supply transformer secondary output is fixed on the motor drive shaft of electric fan with latch.The inductive power supply transformer secondary output rotates with the electric fan blade.Inductive power supply primary and inductive power supply transformer secondary output inductive power supply do not have wearing and tearing, can prolong the working life of electric fan.
Described inductive power supply primary lead-in wire is connected in the two ends of the power control switch of electric fan.
Described inductive power supply primary lead-in wire is connected in the two ends of the power supply indicator of electric fan.
Described electric fan also includes at least one LED lamp control device, and described LED lamp control device is installed between inductive power supply transformer and the electric fan blade.
Can carry out luminous effect in order to reach the electric fan blade, light emitting LED lamp can be to be embedded on the electric fan blade, such as: have several apertures on described electric fan blade, described light emitting LED lamp is placed in the described aperture; Certainly, also can adopt and make electric fan blade that can ccontaining light emitting LED lamp etc.
Have at least one wire casing on the described electric fan blade, described wire casing can be used for placing the power line of light emitting LED lamp.
As a kind of preferred version, on every blade, all have a wire casing, like this, and can balance electric fan blade and every blade stressed, with the noise that prevents to produce because of unbalance stress.
Described electric fan also includes at least one locking device, and described locking device can be used for sealing described wire casing.
Described locking device is the capping bar, and described capping bar is used to seal described wire casing.
Described locking device is that transparent film pastes lid, and described transparent film pastes lid and is used to seal described wire casing.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in detail:
Fig. 1 is an embodiment's of the utility model STRUCTURE DECOMPOSITION figure;
Fig. 2 is the circuit theory diagrams of the utility model control gear.
Embodiment
Please refer to Fig. 1, Fig. 1 is the STRUCTURE DECOMPOSITION figure of a specific embodiment of the present utility model, and as shown in the figure, the electric machine 1 of electric fan main body is placed with electric motor in described electric machine 1; Safety guard net 2, described safety guard net 2 emits 3 ends that are fixedly mounted on electric machine 1 by the safety guard net spiral shell; Electric fan flabellum 8, described electric fan flabellum 8 emits 9 to be installed on the motor drive shaft of electric machine by electric fan blade spiral shell, rotates along with the rotation of motor drive shaft.Wherein, on every blade of electric fan blade 8, have three apertures, be placed with a light emitting LED lamp in each aperture, described light emitting LED lamp is controlled by the LED lamp control device, and its power supply is transformed into the required supply voltage of light emitting LED lamp to the supply voltage of electric fan control switch by an inductive power supply transformer; Described inductive power supply transformer has further comprised an inductive power supply primary again, an inductive power supply transformer secondary output, described inductive power supply primary is enclosed within inductive power supply transformer secondary output outside, the inductive power supply primary is connected with electric fan control switch power supply by inductive power supply transformer input line, described inductive power supply transformer secondary output is fixed on by latch on the motor drive shaft of electric fan, answers the secondary rotation of supply transformer by the rotating band innervation of motor drive shaft.Inductive power supply primary and inductive power supply transformer secondary output inductive power supply do not have wearing and tearing, and the heat that is produced in its transformation process is less, by the rotation of inductive power supply transformer secondary output along with motor drive shaft, are easier to heat radiation again, can effectively prolong its working life.
Please refer to Fig. 2, Fig. 2 is the circuit theory diagrams of the utility model control gear, and as shown in the figure, circuit theory comprises a power-switching circuit and a low-frequency oscillatory network.In power-switching circuit, primary power partly has ABAP Adapter 11, ABAP Adapter 11 is a mains supply, electric fan motor 15 and power supply indicator 16 and electric fan control switch 14, control switch 14 can be controlled electric fan motor 15 and power supply indicator 16 respectively, also is connected with a protective tube 12 and a timer 13 between control switch 14 and the ABAP Adapter 44.In the conversion electric power part, an inductive power supply transformer 17 is arranged, the power input of inductive power supply transformer 17 is connected the two ends of described power supply indicator 16 by lead, its output AC voltage is connected to emitting led by resistance R 1 and 2 two resistance of resistance R, utilize the emitting led unilateral conduction characteristic and the characteristic of Wechselstrommotor, emitting led with two groups, wherein one group of positive half cycle that works in Ac is luminous, it is luminous that another group works in the negative half period of Ac, and certain angle range synchronous light-emitting of automatic and Wechselstrommotor, when operation, send interlaced arc of lighting with rotating speed and time.In addition, inductive power supply transformer output terminal is also by four diodes such as diode D1, diode D2, diode D3, diode D4 composition bridge rectifier that is connected with a capacitor C 1, VDC is connected to emitting led by four resistance such as resistance R 3, resistance R 4, resistance R 5, resistance R 6, make emitting led Chang Liang, the fan blade rotation just forms the ring of light.Also include a low-frequency oscillatory network in the circuit theory diagrams, capacitor C2, resistance R 7, resistance R 8, AND NOT gate integrator U1A and AND NOT gate integrator U1B form a low-frequency oscillatory network, the output current of low-frequency oscillatory network is through AND NOT gate integrator U1C, respectively through the base stage of resistance R 9 to transistor Q2, through AND NOT gate integrator U1D and resistance R 10 base stage to transistor Q1, wherein, ground connection after the emitter parallel connection of the emitter of transistor Q1 and transistor Q2, the collector electrode of transistor Q1 by solder joint be connected to one group emitting led, it is luminous in turn that the collector electrode of transistor Q2 is connected to the emitting led LED that controls two groups of different colours that operate in same track of another group by solder joint, forms the interlaced variable color ring of light.
Although the utility model has been done detailed explanation and has been quoted embodiment as proof, but for those of ordinary skill in the art, obviously can make various replacement schemes, modification and change according to above-mentioned explanation, therefore, all these replacement schemes, correction and change all should be included within the spirit and scope of claim.
Claims (10)
1, a kind of electric fan includes an electric fan main body, and the electric fan main body further includes power control switch, operating console, supporting frame, electric machine (1), power supply indicator; Safety guard net (2); The safety guard net spiral shell emits (3); Electric fan blade (8) and electric fan blade spiral shell emit (9), and described electric fan blade (8) is installed on the motor drive shaft of electric fan, and emit (9) to fix by electric fan blade spiral shell; Described electric fan also includes several light emitting LED lamp (7), described several light emitting LED lamp (7) are installed on the described electric fan blade (8), it is characterized in that: described electric fan also is equipped with at least one inductive power supply transformer, and the safety guard net spiral shell that described inductive power supply transformer is fixed in electric fan emits the inboard of (3).
2, electric fan according to claim 1, it is characterized in that: described inductive power supply transformer further includes inductive power supply primary (4) and inductive power supply transformer secondary output (5) and inductive power supply primary lead-in wire (10), described inductive power supply primary (4) is enclosed within inductive power supply transformer secondary output (5) outside, and inductive power supply transformer secondary output (5) is fixed on the motor drive shaft of electric fan with latch.
3, electric fan according to claim 2 is characterized in that: described inductive power supply primary lead-in wire (10) is connected in the two ends of the power control switch of electric fan.
4, electric fan according to claim 2 is characterized in that: described inductive power supply primary lead-in wire (10) is connected in the power supply indicator two ends of electric fan.
5, electric fan according to claim 1 is characterized in that: described electric fan also includes at least one LED lamp control device (6), and described LED lamp control device (6) is installed between inductive power supply transformer and the electric fan blade (8).
6, electric fan according to claim 1 is characterized in that: have several apertures on the described electric fan blade (8), described light emitting LED lamp (7) is placed in the described aperture.
7, electric fan according to claim 1 is characterized in that: have at least one wire casing on the described electric fan blade, described wire casing can be used for placing the power line of light emitting LED lamp (7).
8, electric fan according to claim 7 is characterized in that: described electric fan also includes at least one locking device, and described locking device can be used for sealing described wire casing.
9, electric fan according to claim 8 is characterized in that: described locking device is the capping bar, and described capping bar is used to seal described wire casing.
10, electric fan according to claim 8 is characterized in that: described locking device is that transparent film pastes lid, and described transparent film pastes lid and is used to seal described wire casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620054656 CN2871931Y (en) | 2006-01-25 | 2006-01-25 | Electric fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620054656 CN2871931Y (en) | 2006-01-25 | 2006-01-25 | Electric fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2871931Y true CN2871931Y (en) | 2007-02-21 |
Family
ID=37740278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620054656 Expired - Fee Related CN2871931Y (en) | 2006-01-25 | 2006-01-25 | Electric fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2871931Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398342A (en) * | 2013-07-11 | 2013-11-20 | 宁波贝泰灯具有限公司 | Led lamp |
| CN104632660A (en) * | 2015-01-08 | 2015-05-20 | 池州易创电子科技有限公司 | Electric fan with automatic wire winding device |
-
2006
- 2006-01-25 CN CN 200620054656 patent/CN2871931Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103398342A (en) * | 2013-07-11 | 2013-11-20 | 宁波贝泰灯具有限公司 | Led lamp |
| CN104632660A (en) * | 2015-01-08 | 2015-05-20 | 池州易创电子科技有限公司 | Electric fan with automatic wire winding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070221 Termination date: 20120125 |