CN203933189U - Calibration balance formula rotor assembly and fan - Google Patents
Calibration balance formula rotor assembly and fan Download PDFInfo
- Publication number
- CN203933189U CN203933189U CN201420253410.2U CN201420253410U CN203933189U CN 203933189 U CN203933189 U CN 203933189U CN 201420253410 U CN201420253410 U CN 201420253410U CN 203933189 U CN203933189 U CN 203933189U
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- China
- Prior art keywords
- rotor assembly
- housing
- formula rotor
- balance formula
- center
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of calibration balance formula rotor assembly, comprise housing, rotating shaft and magnet, housing is hollow structure, in hollow structure, around formation after magnet, supply the winding that the coil windings of stator module stretches into rotate chamber, rotating shaft is fixed at the center of described housing and is positioned at the center that described winding rotates chamber, wherein, the bottom of housing also offers the groove of some spaced sets, and groove is symmetrical distribution with the center of described housing; Because the bottom of housing has groove, make the utlity model has the calibration balance structure that is specifically designed to stickup and limiting balance mud, when finding imbalance, can be by pasting balance mud in the groove of the side toward corresponding partially light, thereby can make fast and effectively calibration balance formula rotor assembly be corrected, be equilibrium-like, and then effectively prevented from producing when calibration balance formula rotor assembly from rotating and vibrate and reduced noise; Separately, the invention also discloses a kind of fan with this calibration balance formula rotor assembly.
Description
Technical field
The utility model relates to a kind of rotor assembly, relates in particular to a kind of rotor assembly and fan of calibration balance fast and effectively.
Background technology
Well-known motor forms mainly due to stator module and rotor assembly, and it realizes the machinery that converts to of electric energy according to the law of electromagnetic induction, and some motor are that magnet is fixed on rotor assembly, and coil windings is fixed on stator module, the motor also having is that magnet is fixed on stator module, and coil windings is fixed on rotor assembly, below take the former motor and describes as example, this kind of motor stator sub-component 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, around forming the winding stretching into for coil windings after magnet, rotate chamber, rotating shaft is fixed at the center of housing and is positioned at the center that described winding rotates chamber, during 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, make the housing of rotor assembly cover in all the time coil windings to be, when 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, realize electric energy and be converted to mechanical energy, because rotor assembly is difficult to guarantee (the unbalanced technological means of detection rotor assembly and method on the center line that is centered close to rotating shaft of its gravity in manufacture process, common practise for this area, at this, no longer describe in detail), on the center line of the misalignment rotating shaft of the gravity of rotor assembly, now rotor assembly is eccentric structure, be the rotor assembly of eccentric structure when rotating, to make motor integral body vibrate, therefore need to have more the weight that actual conditions increase or reduce rotor assembly, make rotor assembly reach poised state, thereby eliminate the vibration in generation of eccentric phenomena institute.The most frequently used way is at present, by directly paste balance mud on rotor assembly, make rotor assembly arrive balance, this method is due to too random, therefore obtained effect is unsatisfactory, can only reduce the vibration bringing when rotor assembly rotates, cannot prevent that rotor assembly from rotating generation vibration, balance mud is random being pasted on rotor assembly simultaneously, without special structure, paste with spacing, rotor assembly is very easily come off when rotating, thereby cause rotor assembly to be stuck or vibrate aggravation, and when rotor assembly is carried out to care and maintenance, owing to pasting balance mud without significantly formulating structure, attendant is very easily removed balance mud as impurity, and then cause vibration to aggravate.
Therefore, need a kind of calibration balance formula rotor assembly of effective calibration balance fast badly and solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of calibration balance formula rotor assembly of effective calibration balance fast.
Another object of the present utility model is to provide a kind of fan, and described fan has the calibration balance formula rotor assembly of effective calibration balance fast.
For achieving the above object, the utility model provides a kind of calibration balance formula rotor assembly, comprise housing, rotating shaft and magnet, described housing is hollow structure, in described hollow structure, around formation after described magnet, supply the winding that the coil windings of stator module stretches into rotate chamber, described rotating shaft is fixed at the center of described housing and is positioned at the center that described winding rotates chamber, wherein, the bottom of described housing also offers the groove of some spaced sets, and described groove is symmetric with the center of described housing.
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 according to concrete environment for use or/and add balance mud in the groove of reverse side, so that the balance mud adding is more scientific and reasonable.
Preferably, described groove be take the distribution that the center of described housing is the radiuses such as the center of circle.
Preferably, described housing comprises metal shell, and described metal shell is hollow structure, and some through holes are offered in the bottom surface of described metal shell, in the injection moulding of the bottom surface of described metal shell, just form the bottom of described housing, the bottom surface of the coated described metal shell in bottom of the described housing that injection moulding forms; Utilize fastness and the stability of metal shell, guarantee fastness of the present utility model, the bottom of housing is directly formed at the bottom surface of metal shell by existing Shooting Technique simultaneously, simple and practical and be easy to manufacture, and the bottom of housing and metal shell have formed integral structure by through hole when the injection moulding, make overall structure more firmly and stable.
A kind of fan that the utility model provides, comprise bracing frame, stator module and calibration balance formula rotor assembly, 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 support frame as described above, and described coil windings is positioned at outside described control circuit board, described calibration balance formula rotor assembly comprises housing, rotating shaft and magnet, described housing is hollow structure, in described hollow structure, around forming the winding stretching into for described coil windings after described magnet, rotate chamber, described rotating shaft is fixed at the center of described housing and is positioned at the center that described winding rotates chamber, wherein, described fan also comprises at least two flabellums, on the lateral wall that is arranged at described housing that described flabellum is evenly distributed, the bottom of described housing also offers the groove of some spaced sets, described groove be take the distribution that the center of described housing is the radiuses such as the center of circle.
Preferably, described housing and described flabellum are integral structure; The flabellum and the housing that are integral structure, be more beneficial to and install and manufacture, and the stationarity of further having guaranteed when fan rotates.
Compared with prior art, because the bottom of the housing of calibration balance formula rotor assembly of the present utility model and fan has groove, described groove spaced set is on the bottom of housing, described groove is symmetrical distribution with the center of described housing, calibration balance formula rotor assembly of the present utility model is had be specifically designed to paste and the calibration balance structure of limiting balance mud, when detecting discovery calibration balance formula rotor assembly imbalance, can be by pasting balance mud in the groove of the side toward corresponding partially light, thereby can make fast and effectively calibration balance formula rotor assembly be corrected and be equilibrium-like, and then effectively prevented from producing and vibrating when calibration balance formula rotor assembly from rotating, also make the fan that the utlity model has this calibration balance formula rotor assembly to rotate stably, the noise having sent while effectively having reduced work.
Accompanying drawing explanation
Fig. 1 is the structural representation of calibration balance formula rotor assembly of the present utility model.
Fig. 2 is the structural representation of another angle of Fig. 1.
Fig. 3 is the structural representation of the metal shell of calibration balance formula rotor assembly of the present utility model.
Fig. 4 is another angle structural representation of Fig. 3.
Fig. 5 is the structural representation that the utlity model has the fan of calibration balance formula rotor assembly.
Fig. 6 is the decomposing schematic representation of Fig. 5.
Embodiment
With reference now to accompanying drawing, describe embodiment of the present utility model, in accompanying drawing, similarly element numbers represents similar element.
Shown in Fig. 1 and Fig. 2, calibration balance formula rotor assembly 10 of the present utility model, comprise housing 11, rotating shaft 12 and magnet 13, described housing 11 is hollow structure, in described hollow structure, around the rear formation of described magnet 13, supply the winding that the coil windings of stator module stretches into rotate chamber 14, described rotating shaft 12 is fixed at described housing 11 center and is positioned at the center that described winding rotates chamber 14, wherein, 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 be take the preferential enforcement of the distribution that distribution that described housing 11 center is the radiuses such as the center of circle is used as being symmetrical with described groove 15 and is described, be that whole described grooves 14 is distributed in the bottom 110 of housing 11 and take on the circle that housing 11 center is the center of circle, particularly, the positive 110a of the bottom 110 of described housing 11 and reverse side 110b are provided with described groove 15, make technical staff according to concrete environment for use, to be chosen in positive 110a or/and the interior interpolation balance of groove 15 mud of reverse side 110b, so that the balance mud adding is more scientific and reasonable.
Shown in Fig. 1-Fig. 4, described housing 11 comprises metal shell 11a, described metal shell 11a is hollow structure, the bottom surface 111a of described metal shell 11a offers some through hole 1110a, in the 111a injection moulding of the bottom surface of described metal shell 11a, just form the bottom 110 of described housing 11, the bottom surface 111a of the bottom 110 coated described metal shell 11a of the described housing 11 that injection moulding forms; Utilize fastness and the stability of metal shell 11a, guarantee fastness of the present utility model, the bottom 110 of housing 11 is directly formed at the bottom surface 111a of metal shell 11a by existing Shooting Technique simultaneously, simple and practical and be easy to manufacture, and the bottom 110 of housing 11 and metal shell 11a have formed integral structure by through hole 1110a when the injection moulding, make overall structure more firmly and stable.
Shown in Fig. 5 and Fig. 6, fan 100 of the present utility model, comprise calibration balance formula rotor assembly 10, bracing frame 20, stator module 30 and at least two flabellums 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, described control circuit board 31 and coil windings 32 are all fixed on support frame as described above 20, and described coil windings 32 is positioned at outside described control circuit board 31, continuation is known in conjunction with Fig. 1 and Fig. 2, described calibration balance formula 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 the center that described winding rotates chamber 14, the present embodiment is preferably six flabellums 40, on the lateral wall that is arranged at described housing 11 that described flabellum 40 is evenly distributed, the bottom 110 of described housing 11 also offers the groove 15 of some spaced sets, described groove 15 be take the distribution that described housing 11 center is the radiuses such as the center of circle, during assembling, the winding that coil windings 32 correspondences of stator module 30 are loaded on calibration balance formula rotor assembly 10 rotates in chamber 14, the rotating shaft 12 of calibration balance formula 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 calibration balance formula rotor assembly 10, make the housing 11 of calibration balance formula rotor assembly 10 cover in all the time coil windings 32 to be, when by 32 energising of 31 pairs of coil windings of control circuit board, there is electromagnetic induction phenomenon with the magnet 13 of calibration balance formula rotor assembly 10 in coil windings 32, thereby calibration balance formula rotor assembly 10 is rotated centered by rotating shaft 12, the rotation of calibration balance formula 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, and because the bottom 110 of the housing 11 of calibration balance formula rotor assembly 10 has groove 15, fan 100 of the present utility model is had be specifically designed to paste and the calibration balance structure of limiting balance mud, when detecting discovery calibration balance formula 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 calibration balance formula rotor assembly 10 be corrected and be equilibrium-like, and then effectively prevented that calibration balance formula rotor assembly 10 from producing vibration while rotating, fan 100 of the present utility model can be rotated stably, the noise having sent while effectively having reduced work.
Shown in Fig. 5, described housing 11 is integral structure with described flabellum 40; The flabellum 40 and housing 11 that are integral structure, be more beneficial to and install and manufacture, and the stationarity of further having guaranteed when fan 100 rotates.
Known in conjunction with Fig. 1-Fig. 6, because the bottom 110 of the housing 11 of calibration balance formula rotor assembly 10 of the present utility model and fan 100 has groove 15, described groove 15 spaced sets are on the bottom 110 of housing 11, described groove 15 is symmetrical distribution with described housing 11 center, calibration balance formula rotor assembly 10 of the present utility model and fan 100 are had be specifically designed to paste and the calibration balance structure of limiting balance mud, when detecting discovery calibration balance formula 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 calibration balance formula rotor assembly 10 and fan 100 be corrected and be equilibrium-like, and then effectively prevented that calibration balance formula rotor assembly 10 and fan 100 from producing vibration while rotating, also make the fan 100 that the utlity model has this calibration balance formula rotor assembly 10 to rotate stably, the noise having sent while effectively having reduced work, when noticeable, the unbalanced technological means of detection rotor assembly and method that the utility model is related, be the common practise of this area.
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, at this, is no longer described in detail.
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 (6)
1. a calibration balance formula rotor assembly, comprise housing, rotating shaft and magnet, described housing is hollow structure, in described hollow structure, around formation after described magnet, supply the winding that the coil windings of stator module stretches into rotate chamber, described rotating shaft is fixed at the center of described housing and is positioned at the center that described winding rotates chamber, it is characterized in that: the bottom of described housing also offers the groove of some spaced sets, described groove is symmetric with the center of described housing.
2. calibration balance formula rotor assembly as claimed in claim 1, is characterized in that: the front of the bottom of described housing and reverse side are provided with described groove.
3. calibration balance formula rotor assembly as claimed in claim 1, is characterized in that: described groove be take the distribution that the center of described housing is the radiuses such as the center of circle.
4. calibration balance formula rotor assembly as claimed in claim 1, it is characterized in that: described housing comprises metal shell, described metal shell is hollow structure, some through holes are offered in the bottom surface of described metal shell, in the injection moulding of the bottom surface of described metal shell, just form the bottom of described housing, the bottom surface of the coated described metal shell in bottom of the described housing that injection moulding forms.
5. a fan, comprise bracing frame, stator module and calibration balance formula rotor assembly, 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 support frame as described above, and described coil windings is positioned at outside described control circuit board, it is characterized in that: described calibration balance formula rotor assembly is as described in any one in claim 1-4, described fan also comprises at least two flabellums, and described flabellum is evenly on the equally spaced lateral wall that is arranged at described housing.
6. fan as claimed in claim 5, is characterized in that: described housing and described flabellum are integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420253410.2U CN203933189U (en) | 2014-05-16 | 2014-05-16 | Calibration balance formula rotor assembly and fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420253410.2U CN203933189U (en) | 2014-05-16 | 2014-05-16 | Calibration balance formula rotor assembly and fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203933189U true CN203933189U (en) | 2014-11-05 |
Family
ID=51828943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420253410.2U Expired - Fee Related CN203933189U (en) | 2014-05-16 | 2014-05-16 | Calibration balance formula rotor assembly and fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203933189U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685111A (en) * | 2017-03-31 | 2017-05-17 | 深圳市正德智控股份有限公司 | DC motor |
-
2014
- 2014-05-16 CN CN201420253410.2U patent/CN203933189U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106685111A (en) * | 2017-03-31 | 2017-05-17 | 深圳市正德智控股份有限公司 | DC motor |
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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 |