CN203933247U - Magnetic-type balancing motor and fan - Google Patents
Magnetic-type balancing motor and fan Download PDFInfo
- Publication number
- CN203933247U CN203933247U CN201420253409.XU CN201420253409U CN203933247U CN 203933247 U CN203933247 U CN 203933247U CN 201420253409 U CN201420253409 U CN 201420253409U CN 203933247 U CN203933247 U CN 203933247U
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- coil windings
- metalwork
- balance
- circuit board
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Abstract
The utility model discloses a kind of magnetic-type balancing motor, comprise rotor assembly, supporter and stator module, stator module comprises control circuit board and coil windings, rotor assembly comprises housing, rotating shaft and magnet, and rotating shaft is fixed at the center of described housing, wherein, also comprise and be circular ring structure magnetic balance metalwork, magnetic balance metalwork is in the face of magnet, and magnetic balance metalwork has the balancing patch extending towards center, and the free end of balancing patch is positioned at outside the free end of coil windings; Magnetic balance metalwork is felt magnetic surface in the face of the face of magnet forms, magnetic strength face is not only faced the magnet of rotor assembly, and further face the coil windings of stator module, so can be under the excitatory efficiency of the alternation that does not affect coil windings and magnet, appropriate magnetic counterbalance effect is provided, the shake of having avoided motor to cause because of imbalance in startup and rotation process, has also reduced noise; Separately, the invention also discloses a kind of fan with this magnetic-type balancing motor.
Description
Technical field
The utility model relates to a kind of motor, relates in particular to a kind of magnetic-type balancing motor and fan that can maintain startup and stability of rotation.
Background technology
Well-known motor forms mainly due to stator module and rotor assembly, it realizes the machinery that converts to of electric energy according to the law of electromagnetic induction, some motors are that magnet is fixed on rotor assembly, and coil windings is fixed on stator module, and coil windings is iron core and is wound in the coil composition on iron core, the motor also having is that magnet is fixed on stator module, and coil windings is fixed on rotor assembly, below describes as an example of the former motor example, this kind of motor stator assembly mainly comprises control circuit board and coil windings, control circuit board and coil windings are electrically connected, control circuit board and coil windings are all fixed on bracing frame, and coil windings is positioned at outside control circuit board, rotor assembly mainly comprises housing, rotating shaft and magnet, housing is hollow structure, in hollow structure, rotate chamber around forming the winding stretching into for coil windings after magnet, rotating shaft is fixed at the center of housing and is positioned at described winding the center of rotating chamber, when assembling, the winding that the coil windings correspondence of stator module is loaded on rotor assembly rotates in chamber, the rotating shaft of rotor assembly is through stator module simultaneously, due to the iron core of coil windings of stator module and attracting each other of the magnet of rotor assembly, the housing of rotor assembly is covered all the time with coil windings be, in the time coil windings being switched on by control circuit board, the magnet generation electromagnetic induction phenomenon of coil windings and rotor assembly, thereby rotor assembly is rotated centered by rotating shaft, rotor assembly is in the time starting, because it is subject to the multiple stress factor of variable magnetic force and self gravitation, when being started, can shake rotor assembly, and this shake of the generation that rotor assembly during turning also can continue, make continual the changing in position of rotor assembly relative stator assembly, rotation imbalance, and wearing and tearing when rotor assembly rotates are also increased, reduce the useful life of motor.
Therefore, need a kind of magnetic-type balancing motor that can maintain startup and stability of rotation badly and solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of magnetic-type balancing motor that can maintain startup and stability of rotation.
Another object of the present utility model is to provide a kind of fan, and described fan has the magnetic-type balancing motor of the startup of maintaining and stability of rotation.
For achieving the above object, the utility model provides a kind of magnetic-type balancing motor, comprise rotor assembly, supporter and stator module, described stator module comprises control circuit board and coil windings, described control circuit board and described coil windings are electrically connected, described control circuit board and coil windings are all fixed on described supporter, and described coil windings is positioned at outside described control circuit board, described rotor assembly comprises housing, rotating shaft and magnet, described housing is hollow structure, in described hollow structure, rotate chamber around forming the winding stretching into for described coil windings after described magnet, described rotating shaft is fixed at the center of described housing and is positioned at described winding the center of rotating chamber, wherein, described magnetic-type balancing motor also comprises magnetic balance metalwork, described magnetic balance metalwork is circular ring structure, described magnetic balance metalwork is connected on the outward flange of described control circuit board and in the face of described magnet, and cover the outward flange of described control circuit board, described balance metalwork is between described control circuit board and described coil windings, described magnetic balance metalwork just has to the coil place of described coil windings the balancing patch extending towards center, the free end of described balancing patch is positioned at outside the free end of described coil windings.
Preferably, described balancing patch is fan shape, and the free-ended span of described balancing patch is greater than the span with the coil of its just right coil windings.
Preferably, described balance metalwork has the fixing feet protruding out towards described supporter.
Preferably, described balance metalwork has Eversible structure towards one end of described supporter, and described Eversible structure forms flange.
Preferably, the bottom of described housing also offers the groove of some spaced sets, and described groove is symmetrical distribution with the center of described housing; Described groove is formed for the calibration balance structure of special stickup and limiting balance mud, in the time detecting discovery rotor assembly imbalance, can, by the interior stickup of the groove of past corresponding partially light side balance mud, be equilibrium-like thereby can make fast and effectively rotor assembly be corrected.
Preferably, described groove take the center of described housing as the distribution of the radiuses such as the center of circle.
Preferably, the front of the bottom of described housing and reverse side are provided with described groove; Make technical staff to be chosen in front or/and add balance mud in the groove of reverse side according to concrete environment for use, more scientific and reasonable with the balance mud that makes to add.
A kind of fan that the utility model provides, described kind of fan comprises magnetic-type balancing motor and flabellum, wherein, magnetic-type balancing motor comprises rotor assembly, supporter and stator module, described stator module comprises control circuit board and coil windings, described control circuit board and described coil windings are electrically connected, described control circuit board and coil windings are all fixed on described supporter, and described coil windings is positioned at outside described control circuit board, described rotor assembly comprises housing, rotating shaft and magnet, described housing is hollow structure, in described hollow structure, rotate chamber around forming the winding stretching into for described coil windings after described magnet, described rotating shaft is fixed at the center of described housing and is positioned at described winding the center of rotating chamber, wherein, described magnetic-type balancing motor also comprises magnetic balance metalwork, described magnetic balance metalwork is circular ring structure, described magnetic balance metalwork is connected on the outward flange of described control circuit board and in the face of described magnet, and cover the outward flange of described control circuit board, described balance metalwork is between described control circuit board and described coil windings, described magnetic balance metalwork just has to the coil place of described coil windings the balancing patch extending towards center, the free end of described balancing patch is positioned at outside the free end of described coil windings, described flabellum is on the lateral wall of housing of the even equally spaced rotor assembly that is arranged at described magnetic-type balancing motor.
Preferably, described housing and described flabellum are integral structure; Be flabellum and the housing of integral structure, be more beneficial to and install and manufacture, and further stationarity while having guaranteed that fan rotates.
Compared with prior art, because magnetic-type balancing motor of the present utility model and fan have magnetic balance metalwork, described magnetic balance metalwork is circular ring structure, described magnetic balance metalwork is connected on the outward flange of described control circuit board and in the face of described magnet, and cover the outward flange of described control circuit board, described balance metalwork is between described control circuit board and described coil windings, described magnetic balance metalwork just has to the coil place of described coil windings the balancing patch extending towards center, the free end of described balancing patch is positioned at outside the free end of described coil windings, from the above, magnetic balance metalwork of the present utility model is in the face of an overall sense magnetic surface of annulus portion formation of magnet, the each balancing patch protruding out from annulus portion also forms respectively the sense magnetic surface corresponding with coil windings simultaneously, the magnetic strength face of above-mentioned these formation is not only faced the toroidal magnet of rotor assembly, and further face the coil windings of stator module, so can be under the excitatory efficiency of alternation that does not affect the coil windings of stator module and the toroidal magnet of rotor assembly, appropriate corresponding magnetic counterbalance effect is provided, thereby the shake of having avoided motor to cause because of imbalance in startup and rotation process, effectively maintain the stationarity of motor starting and rotation, and the useful life of effectively guaranteeing rotational efficienty and prolongation motor, also further reduced the noise sending while rotation.
Brief description of the drawings
Fig. 1 is the decomposing schematic representation of magnetic-type balancing motor of the present utility model.
Fig. 2 is the structural representation with the fan of magnetic-type balancing motor shown in Fig. 1.
Fig. 3 is the decomposing schematic representation of Fig. 2.
Fig. 4 is the structural representation of the utility model magnetic balance metalwork.
Fig. 5 is the structural representation that in Fig. 4, magnetic balance metalwork is connected with control circuit board.
Fig. 6 is another structural representation that in Fig. 4, magnetic balance metalwork is connected with control circuit board.
Fig. 7 is another example structure schematic diagram of the utility model magnetic balance metalwork.
Fig. 8 is the structural representation of rotor assembly of the present utility model.
Fig. 9 is another visual angle figure of Fig. 8.
Embodiment
With reference now to accompanying drawing, describe embodiment of the present utility model, in accompanying drawing, similarly element numbers represents similar element.
As shown in Figures 1 and 2, magnetic-type balancing motor 100 of the present utility model comprises rotor assembly 10, supporter 20, stator module 30 and magnetic balance metalwork 40, described stator module 30 comprises control circuit board 31 and coil windings 32, described control circuit board 31 is electrically connected with described coil windings 32, as everyone knows, coil windings 32 is for iron core (not marking in figure) and be wound in the coil 32a composition on iron core, described control circuit board 31 and coil windings 32 are all fixed on described supporter 20, and described coil windings 32 is positioned at outside described control circuit board 31, described rotor assembly 10 comprises housing 11, rotating shaft 12 and magnet 13, described housing 11 is hollow structure, the winding stretching into for described coil windings 32 around the rear formation of described magnet 13 in described hollow structure rotates chamber 14, described rotating shaft 12 is fixed at described housing 11 center and is positioned at described winding the center of rotating chamber 14, described magnetic balance metalwork 40 is circular ring structure, described magnetic balance metalwork 40 is connected on the outward flange of described control circuit board 31 and in the face of described magnet 13, and cover the outward flange of described control circuit board 31, described balance metalwork 40 is between described control circuit board 31 and described coil windings 32, described magnetic balance metalwork 40 just has to the coil 32a place of described coil windings 32 balancing patch 41 extending towards center, the free end 41a of described balancing patch 41 is positioned at outside the free end 32b of described coil windings 32, be the free end 32b of coil windings 32 and the free end 41a of balancing patch 41 in the projection of horizontal plane (the plane visual level face at control circuit board place) in a distance, when assembling, the winding that coil windings 32 correspondences of stator module 30 are loaded on rotor assembly 10 rotates in chamber 14, the rotating shaft 12 of rotor assembly 10 is through the centre bore 33 of stator module 30 simultaneously, due to the iron core of coil windings 32 of stator module 30 and attracting each other of the magnet 13 of rotor assembly 10, make the housing 11 of rotor assembly 10 cover in all the time coil windings 32 to be, in the time coil windings 32 being switched on by control circuit board 31, there is electromagnetic induction phenomenon with the magnet 13 of rotor assembly 10 in coil windings 32, thereby rotor assembly 10 is rotated centered by rotating shaft 12, thereby realize electric energy and be converted to mechanical energy, because magnetic balance metalwork 40 is in the face of an overall sense magnetic surface of annulus portion formation of magnet 13, the each balancing patch 41 protruding out from annulus portion also forms respectively the sense magnetic surface corresponding with coil windings 32 simultaneously, the magnetic strength face of above-mentioned these formation is not only faced the toroidal magnet 13 of rotor assembly 10, and further face the coil windings 32 of stator module 30, so can not affect under the coil windings 32 of stator module 30 and the excitatory efficiency of alternation of the toroidal magnet 13 of rotor assembly 10, appropriate corresponding magnetic counterbalance effect is provided, thereby the shake of having avoided motor to cause because of imbalance in startup and rotation process, effectively maintain the stationarity of motor starting and rotation, and the useful life of effectively guaranteeing rotational efficienty and prolongation motor, also further reduced the noise sending while rotation.
As shown in Figures 2 and 3, the fan 200 that the utlity model has the magnetic-type balancing motor 100 shown in above-mentioned Fig. 1 comprises: magnetic-type balancing motor 100 and flabellum 50, equally, this magnetic-type balancing motor 100 comprises rotor assembly 10, supporter 20, stator module 30 and magnetic balance metalwork 40, described stator module 30 comprises control circuit board 31 and coil windings 32, described control circuit board 31 is electrically connected with described coil windings 32, as everyone knows, coil windings 32 is for iron core (not marking in figure) and be wound in the coil 32a composition on iron core, described control circuit board 31 and coil windings 32 are all fixed on described supporter 20, and described coil windings 32 is positioned at outside described control circuit board 31, described rotor assembly 10 comprises housing 11, rotating shaft 12 and magnet 13, described housing 11 is hollow structure, the winding stretching into for described coil windings 32 around the rear formation of described magnet 13 in described hollow structure rotates chamber 14, described rotating shaft 12 is fixed at described housing 11 center and is positioned at described winding the center of rotating chamber 14, described magnetic balance metalwork 40 is circular ring structure, described magnetic balance metalwork 40 is connected on the outward flange of described control circuit board 31 and in the face of described magnet 13, and cover the outward flange of described control circuit board 31, described balance metalwork 40 is between described control circuit board 31 and described coil windings 32, described magnetic balance metalwork 40 just has to the coil 32a place of described coil windings 32 balancing patch 41 extending towards center, the free end 41a of described balancing patch 41 is positioned at outside the free end 32b of described coil windings 32, be the free end 32b of coil windings 32 and the free end 41a of balancing patch 41 in the projection of horizontal plane (the plane visual level face at control circuit board place) in a distance, described flabellum 50 is on the lateral wall of housing 11 of the even equally spaced rotor assembly 10 that is arranged at described magnetic-type balancing motor 100, when assembling, the winding that coil windings 32 correspondences of stator module 30 are loaded on rotor assembly 10 rotates in chamber 14, the rotating shaft 12 of rotor assembly 10 is through the centre bore 33 of stator module 30 simultaneously, due to the iron core of coil windings 32 of stator module 30 and attracting each other of the magnet 13 of rotor assembly 10, make the housing 11 of rotor assembly 10 cover in all the time coil windings 32 to be, in the time coil windings 32 being switched on by control circuit board 31, there is electromagnetic induction phenomenon with the magnet 13 of rotor assembly 10 in coil windings 32, thereby rotor assembly 10 is rotated centered by rotating shaft 12, the rotation of rotor assembly 10 drives the flabellum 40 being connected on its housing 11 to rotate, thereby realize electric energy and be converted to wind energy, the annulus portion that faces magnet 13 due to the magnetic balance metalwork 40 of fan 200 of the present utility model forms an overall sense magnetic surface, the each balancing patch 41 protruding out from annulus portion also forms respectively the sense magnetic surface corresponding with coil windings 32 simultaneously, the magnetic strength face of above-mentioned these formation is not only faced the toroidal magnet 13 of rotor assembly 10, and further face the coil windings 32 of stator module 30, so can not affect under the coil windings 32 of stator module 30 and the excitatory efficiency of alternation of the toroidal magnet 13 of rotor assembly 10, appropriate corresponding magnetic counterbalance effect is provided, thereby the shake of having avoided fan 200 to cause because of imbalance in startup and rotation process, effectively maintain the stationarity of starting fan and rotation, and the useful life of effectively guaranteeing the motor of rotational efficienty and prolongation fan 200, also further reduced the noise sending when fan 200 rotates.
Below in conjunction with Fig. 4-Fig. 9, magnetic-type balancing motor 100 of the present utility model and fan 200 are described in further detail:
Shown in Fig. 4-Fig. 7, preferably, described balancing patch 41 is fan shape, and the span of the free end 41a of described balancing patch 41 is greater than the span of the coil 32a of the coil windings 32 just right with it.
Shown in Fig. 4-Fig. 6, described balance metalwork 40 has the fixing feet 42 protruding out towards described supporter 20, can directly insert in supporter 20 by the fixing feet 42 protruding out, and bend after insertion, thereby balance metalwork 40 is firmly connected in supporter 20, because the circular ring structure of balance metalwork 40 covers the outward flange of described control circuit board 31, and then by balance metalwork 40, stator module 30 is firmly fixed on supporter 20, simple and practical, and dismantle easy to assembly; Another kind utilizes the mode of the fixed stator assembly 30 of fixing feet 42, as shown in Fig. 4 and Fig. 6, in the time that balance metalwork 40 is installed on the control circuit board 31 of stator module 10, by instrument by the fixing feet protruding out 42 bend and make its tightly withhold with control circuit board 31 on, now balance metalwork 40 links into an integrated entity with stator module 30, can easily the balance metalwork linking into an integrated entity 40 and stator module 30 be fixed on supporter 20 by adhesive such as glue, same structure is simple and practical.
Shown in Fig. 7, described balance metalwork 40 has Eversible structure towards one end of described supporter 20, described Eversible structure forms flange 43, by described flange 43 is embedded in supporter 20, balance metalwork 40 is firmly connected on supporter 20, because the circular ring structure of balance metalwork 40 covers the outward flange of described control circuit board 31, and then by balance metalwork 40, stator module 30 is firmly fixed on supporter 20, simple and practical, and dismantle easy to assembly.More specifically, on described balance metalwork 40 sidewalls, offer opening 44, this opening 44 can be drawn wire for control circuit board 31, also can be control circuit board 31 effects such as heat radiation are provided, simultaneously also in the situation that having guaranteed to there is sufficient intensity, saved material, the magnitude setting of this opening 44 is according to actual conditions, and those skilled in the art can select without any creative work.
Separately, the balancing patch 41 of the balance metalwork 40 of the magnetic-type balancing motor 100 of the utility model and each angle of fixing feet 42 are all chamfering structure, are convenient to manufacture and use.
Shown in Fig. 8 and Fig. 9, preferably, the bottom 110 of described housing 11 also offers the groove 15 of some spaced sets, described groove 15 is symmetrical distribution with described housing 11 center, preferably, the present embodiment describes taking described housing 11 center as the preferential enforcement that the distribution of the radiuses such as the center of circle is used as the distribution that is symmetrical with described groove 15; Described groove 15 is formed for the calibration balance structure of special stickup and limiting balance mud, in the time detecting discovery rotor assembly 10 imbalance, can be by the interior stickup balance of groove 15 mud of the side toward corresponding partially light, thereby can make fast and effectively rotor assembly 10 be corrected and be equilibrium-like, and then effectively prevent from producing and vibrating when rotor assembly 10 from rotating, magnetic-type balancing motor 100 of the present utility model can be rotated more stably, the noise having sent while further having reduced work simultaneously; When noticeable, the unbalanced technological means of detection rotor assembly 10 and method, be the common practise of this area.
Shown in Fig. 8 and Fig. 9, preferably, the positive 110a of the bottom 110 of described housing 11 and reverse side 110b are provided with described groove 15; Make technical staff to be chosen in positive 110a or/and the interior interpolation balance of groove 15 mud of reverse side 110b is more scientific and reasonable with the balance mud that makes to add according to concrete environment for use.
Shown in Fig. 3, described housing 11 is integral structure with described flabellum 50; Be the flabellum 50 and housing 11 of integral structure, be more beneficial to and install and manufacture, and the stationarity of further having guaranteed when fan 100 rotates.
Shown in Fig. 1-Fig. 9, magnetic-type balancing motor 100 of the present utility model and fan 200 have magnetic balance metalwork 40, described magnetic balance metalwork 40 is circular ring structure, described magnetic balance metalwork 40 is connected on the outward flange of described control circuit board 31 and in the face of described magnet 13, and cover the outward flange of described control circuit board 31, described balance metalwork 40 is between described control circuit board 31 and described coil windings 32, described magnetic balance metalwork 40 just has to the coil 32a place of described coil windings 32 balancing patch 41 extending towards center, the free end 41a of described balancing patch 41 is positioned at outside the free end 32b of described coil windings 32, from the above, magnetic balance metalwork 40 of the present utility model is in the face of an overall sense magnetic surface of annulus portion formation of magnet 13, the each balancing patch 41 protruding out from annulus portion also forms respectively the sense magnetic surface corresponding with coil windings 32 simultaneously, the magnetic strength face of above-mentioned these formation is not only faced the toroidal magnet 13 of rotor assembly 10, and further face the coil windings 32 of stator module 30, so can not affect under the coil windings 32 of stator module 30 and the excitatory efficiency of alternation of the toroidal magnet 13 of rotor assembly 10, appropriate corresponding magnetic counterbalance effect is provided, thereby the shake of having avoided the magnetic-type balancing motor 100 of the utility model and fan 200 to cause because of imbalance in startup and rotation process, effectively maintain the stationarity of motor and starting fan and rotation, and the useful life of effectively guaranteeing rotational efficienty and prolongation motor, also further reduced the noise sending while rotation.
The control circuit board 31 that the utility model is related and concrete structure and the operation principle of coil windings 32, be well known to those of ordinary skill in the art, is no longer described in detail at this.
Above disclosed is only preferred embodiment of the present utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (9)
1. a magnetic-type balancing motor, comprise rotor assembly, supporter and stator module, described stator module comprises control circuit board and coil windings, described control circuit board and described coil windings are electrically connected, described control circuit board and coil windings are all fixed on described supporter, and described coil windings is positioned at outside described control circuit board, described rotor assembly comprises housing, rotating shaft and magnet, described housing is hollow structure, in described hollow structure, rotate chamber around forming the winding stretching into for described coil windings after described magnet, described rotating shaft is fixed at the center of described housing and is positioned at described winding the center of rotating chamber, it is characterized in that: also comprise magnetic balance metalwork, described magnetic balance metalwork is circular ring structure, described magnetic balance metalwork is connected on the outward flange of described control circuit board and in the face of described magnet, and cover the outward flange of described control circuit board, described balance metalwork is between described control circuit board and described coil windings, described magnetic balance metalwork just has to the coil place of described coil windings the balancing patch extending towards center, the free end of described balancing patch is positioned at outside the free end of described coil windings.
2. magnetic-type balancing motor as claimed in claim 1, is characterized in that: described balancing patch is fan shape, and the free-ended span of described balancing patch is greater than the span with the coil of its just right coil windings.
3. magnetic-type balancing motor as claimed in claim 1, is characterized in that: described balance metalwork has the fixing feet protruding out towards described supporter.
4. magnetic-type balancing motor as claimed in claim 1, is characterized in that: described balance metalwork has Eversible structure towards one end of described supporter, and described Eversible structure forms flange.
5. magnetic-type balancing motor as claimed in claim 1, is characterized in that: the bottom of described housing also offers the groove of some spaced sets, described groove is symmetrical distribution with the center of described housing.
6. magnetic-type balancing motor as claimed in claim 5, is characterized in that: described groove take the center of described housing as the distribution of the radiuses such as the center of circle.
7. magnetic-type balancing motor as claimed in claim 5, is characterized in that: the front of the bottom of described housing and reverse side are provided with described groove.
8. a fan, comprise magnetic-type balancing motor and flabellum, it is characterized in that: described magnetic-type balancing motor is as described in any one in claim 1-7, and described flabellum is on the lateral wall of housing of the even equally spaced rotor assembly that is arranged at described magnetic-type balancing motor.
9. fan as claimed in claim 8, is characterized in that: described housing and described flabellum are integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420253409.XU CN203933247U (en) | 2014-05-16 | 2014-05-16 | Magnetic-type balancing motor and fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420253409.XU CN203933247U (en) | 2014-05-16 | 2014-05-16 | Magnetic-type balancing motor and fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203933247U true CN203933247U (en) | 2014-11-05 |
Family
ID=51828999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420253409.XU Expired - Fee Related CN203933247U (en) | 2014-05-16 | 2014-05-16 | Magnetic-type balancing motor and fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203933247U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI573375B (en) * | 2015-07-01 | 2017-03-01 | 周文三 | Motor with heat dissipation structure |
| CN106812722A (en) * | 2015-12-02 | 2017-06-09 | 建准电机工业股份有限公司 | Axial flow fan and fan wheel thereof |
-
2014
- 2014-05-16 CN CN201420253409.XU patent/CN203933247U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI573375B (en) * | 2015-07-01 | 2017-03-01 | 周文三 | Motor with heat dissipation structure |
| CN106812722A (en) * | 2015-12-02 | 2017-06-09 | 建准电机工业股份有限公司 | Axial flow fan and fan wheel 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141105 Termination date: 20170516 |