CN202085052U - Motor structure of air multiplier of bladeless fan - Google Patents
Motor structure of air multiplier of bladeless fan Download PDFInfo
- Publication number
- CN202085052U CN202085052U CN2011201145156U CN201120114515U CN202085052U CN 202085052 U CN202085052 U CN 202085052U CN 2011201145156 U CN2011201145156 U CN 2011201145156U CN 201120114515 U CN201120114515 U CN 201120114515U CN 202085052 U CN202085052 U CN 202085052U
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- rotating shaft
- electric machine
- magnet ring
- machine structure
- fan air
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Abstract
The utility model relates to a motor structure of an air multiplier of a bladeless fan. The motor structure comprises an impeller, a lower seat, a rotating shaft, a rotor, a stator and a control circuit board, wherein the rotating shaft is arranged on the lower seat in a rotating manner, the center of the impeller is fixed at one end of the rotating shaft, the rotor comprises a magnet ring, the magnet ring is fixed at the bottom of the impeller, the stator is sleeved on the rotating shaft, is insulated from the rotating shaft, and comprises an iron core and a coil, the coil is wound on the iron core, the stator is arranged to correspond to the magnet ring, and the control circuit board is arranged in the lower seat and electrically connected with the coil. In the motor structure of the air multiplier of the bladeless fan, the magnet ring is fixed at the bottom of the impeller, the stator is sleeved on the rotating shaft, the magnet ring is arranged at the outer side of the iron core, is of an outer rotor structure, and can be powered by low-voltage direct current to drive a motor, an isolating power supply with higher safety performance can serve as a power supply, and the motor structure can be powered by a battery and is convenient to carry. In addition, as the control circuit board of the air multiplier of the bladeless fan is arranged in the lower seat, namely in the motor, the motor structure is more convenient to control.
Description
Technical field
The utility model belongs to the fan technical field, relates in particular to a kind of electric machine structure that does not have blade fan air multiplier.
Background technology
No blade fan is subjected to more and more consumers' favor, and no blade fan does not have fan blade, can produce continual cold air flow, and its air flows is more steady than the wind that conventional fan produces, and more safer than conventional fan.At present, the electric machine structure of no blade fan air multiplier all adopts inner rotor core on the market, be that the magnet ring rotor is positioned at the iron core inboard, control circuit board is positioned at the motor outside, operating voltage input 220V, 50Hz or 110V, 60Hz alternating voltage, output 310V or 170V high voltage direct current after the rectification are supplied with the work of high voltage direct current inner rotor motor.The power supply of this electric machine structure is non-insulating power supply, and electric moter voltage is high pressure, therefore has potential safety hazard.In addition, the inner-rotor brushless motor cost is higher, and its rotor uses the rare-earth Nd-Fe-B material, and high-accuracy punching press shell is interior around the formula wire winding, complex process, and production capacity is lower.
The utility model content
Technical problem to be solved in the utility model is, the electric machine structure of the higher no blade fan air multiplier of a kind of fail safe is provided.
The further technical problem to be solved of the utility model is, a kind of electric machine structure of lower-cost no blade fan air multiplier is provided.
For solving the problems of the technologies described above, the utility model provides a kind of electric machine structure that does not have blade fan air multiplier, it comprises impeller, following, rotating shaft, rotor, stator and control circuit board, the rotating shaft swivel bearing is on following, an end of rotating shaft is fixed in impeller central authorities, rotor comprises magnet ring, magnet ring is fixed in wheel bottom, stator is sheathed in the rotating shaft, and with the rotating shaft mutually insulated, it comprises iron core and is wound in coil on the iron core that stator is corresponding to the magnet ring setting, control circuit board is positioned at following, and electrically connects with coil.
Further, described following central authorities convex with central siphon, and the rotating shaft swivel bearing is in central siphon.
Further, described rotating shaft is passed through a pair of ball bearing swivel bearing on following.
Further, described stator is placed on the central siphon, by central siphon and rotating shaft insulation.
Further, described control circuit board is sheathed on the central siphon.
Further, described control circuit board is positioned at the below of rotor.
Further, the central authorities of described impeller have dented space, and magnet ring is positioned on the madial wall of dented space, and rotor is positioned at dented space.
Further, described magnet ring is made by the rubber magnetic stripe.
Further, described coil is wound on the iron core by externally-wound type.
Compared with prior art, in the electric machine structure of above-mentioned no blade fan air multiplier, magnet ring is fixed in wheel bottom, stator is sheathed in the rotating shaft, magnet ring is positioned at the outside of iron core, is outer-rotor structure, and it can use low-voltage DC supply, drive motors work, its power supply can adopt insulating power supply, and security performance is higher, and owing to be low-voltage dc power supply, therefore can use battery-powered operation, portable convenient.In addition, the control circuit board of above-mentioned no blade fan air multiplier is positioned at following, promptly is positioned at motor internal, and it is comparatively convenient to control.
In the electric machine structure of above-mentioned no blade fan air multiplier, the outer rotor brushless motor cost is lower, and magnet ring can use common rubber magnetic stripe, and technology is simple; And coil adopts externally-wound type to be wound on the iron core, and its production capacity is higher, and production capacity can reach interior 10 times around the formula production capacity.
Description of drawings
Fig. 1 is the schematic diagram that the utility model does not have electric machine structure one preferred embodiment of blade fan air multiplier.
Embodiment
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
Seeing also Fig. 1, is a preferred embodiment of the present utility model, and the electric machine structure of this no blade fan air multiplier comprises impeller 1, following 2, rotating shaft 3, rotor, stator and control circuit board 4.
Rotating shaft 3 swivel bearings are on following 2, and in the present embodiment, the central authorities of following seat 2 convex with insulation central siphon 21, and rotating shaft 3 is passed through a pair of ball bearing 5 swivel bearings in central siphon 21.An end of rotating shaft 3 is fixed in impeller 1 central authorities, and 1 central authorities have dented space 11 in impeller.Rotor comprises magnet ring 6, and magnet ring 6 can be made by the rubber magnetic stripe, and it is fixed on the madial wall 12 of dented space 11 of impeller 1 bottom.Stator is placed on the central siphon 21, and by central siphon 21 and rotating shaft 3 insulation, certainly, stator also can be sheathed in the rotating shaft 3, and by other modes and rotating shaft 3 mutually insulateds.Stator comprises iron core 7 and is wound in coil on the iron core 7 (indicating among the figure) that coil can be wound on the iron core 7 by externally-wound type.Stator is provided with corresponding to magnet ring 6, and in the present embodiment, rotor is positioned at dented space 11.Control circuit board 4 electrically connects with coil, and it is positioned at following 2, is sheathed on the central siphon 21, and is positioned at the below of rotor.By the sense of current of control circuit board 4 driving pitch of the laps, produce the action of a magnetic fields with magnet ring 6, thereby make 1 rotation of magnet ring 6 impeller.
In the electric machine structure of above-mentioned no blade fan air multiplier, magnet ring 6 is fixed in impeller 1 bottom, and stator is sheathed in the rotating shaft 3, and magnet ring 6 is positioned at the outside of iron core 7, be outer-rotor structure, it can use low-voltage DC supply, drive motors work, and its power supply can adopt insulating power supply, security performance is higher, and, therefore can use battery-powered operation, portable convenient owing to be low-voltage dc power supply.In addition, the control circuit board 4 of above-mentioned no blade fan air multiplier is positioned at following 2, promptly is positioned at motor internal, and it is comparatively convenient to control.
Further, in the electric machine structure of above-mentioned no blade fan air multiplier, the outer rotor brushless motor cost is lower, and magnet ring 6 can use common rubber magnetic stripe, and technology is simple; And coil adopts externally-wound type to be wound on the iron core 7, and its production capacity is higher, and production capacity can reach interior 10 times around the formula production capacity.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (9)
1. electric machine structure that does not have blade fan air multiplier, comprise impeller, following seat, rotating shaft, rotor, stator and control circuit board, it is characterized in that, described rotating shaft swivel bearing is on described following, an end of described rotating shaft is fixed in described impeller central authorities, described rotor comprises magnet ring, described magnet ring is fixed in described wheel bottom, described stator is sheathed in the described rotating shaft, and with described rotating shaft mutually insulated, it comprises iron core and is wound in coil on the described iron core that described stator is corresponding to described magnet ring setting, described control circuit board is positioned at described following, and electrically connects with described coil.
2. the electric machine structure of no blade fan air multiplier as claimed in claim 1 is characterized in that, described following central authorities convex with central siphon, and described rotating shaft swivel bearing is in described central siphon.
3. the electric machine structure of no blade fan air multiplier as claimed in claim 1 or 2 is characterized in that, described rotating shaft is passed through a pair of ball bearing swivel bearing on described following.
4. the electric machine structure of no blade fan air multiplier as claimed in claim 2 is characterized in that, described stator is placed on the described central siphon, by described central siphon and described rotating shaft insulation.
5. the electric machine structure of no blade fan air multiplier as claimed in claim 2 is characterized in that described control circuit board is sheathed on the described central siphon.
6. as the electric machine structure of claim 1 or 5 described no blade fan air multipliers, it is characterized in that described control circuit board is positioned at the below of described rotor.
7. the electric machine structure of no blade fan air multiplier as claimed in claim 1 is characterized in that the central authorities of described impeller have dented space, and described magnet ring is positioned on the madial wall of described dented space, and described rotor is positioned at described dented space.
8. the electric machine structure of no blade fan air multiplier as claimed in claim 1 is characterized in that described magnet ring is made by the rubber magnetic stripe.
9. the electric machine structure of no blade fan air multiplier as claimed in claim 1 is characterized in that described coil is wound on the described iron core by externally-wound type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201145156U CN202085052U (en) | 2011-04-18 | 2011-04-18 | Motor structure of air multiplier of bladeless fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201145156U CN202085052U (en) | 2011-04-18 | 2011-04-18 | Motor structure of air multiplier of bladeless fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202085052U true CN202085052U (en) | 2011-12-21 |
Family
ID=45345669
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201145156U Expired - Fee Related CN202085052U (en) | 2011-04-18 | 2011-04-18 | Motor structure of air multiplier of bladeless fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202085052U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110601530A (en) * | 2019-09-06 | 2019-12-20 | 佛山市至和智能科技有限公司 | Booster circuit motor system and control method thereof |
-
2011
- 2011-04-18 CN CN2011201145156U patent/CN202085052U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110601530A (en) * | 2019-09-06 | 2019-12-20 | 佛山市至和智能科技有限公司 | Booster circuit motor 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: 20111221 Termination date: 20170418 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |