CN207701560U - A kind of rotor fastening assembly of brushless motor - Google Patents
A kind of rotor fastening assembly of brushless motor Download PDFInfo
- Publication number
- CN207701560U CN207701560U CN201721571307.2U CN201721571307U CN207701560U CN 207701560 U CN207701560 U CN 207701560U CN 201721571307 U CN201721571307 U CN 201721571307U CN 207701560 U CN207701560 U CN 207701560U
- Authority
- CN
- China
- Prior art keywords
- clamp spring
- fastener
- brushless motor
- shaft
- fastening assembly
- Prior art date
- 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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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model is related to a kind of rotor fastening assemblies of brushless motor, including shaft and clamp spring, one end of the shaft connection motor base is equipped with card slot, clamp spring is connected with card slot, which is characterized in that further includes having fastener, the end face of shaft connection motor base is provided with threaded hole, fastener is threadedly coupled with threaded hole, and the fastener includes nut and screw rod, and the nut is equipped with to be risen with the ring convex of screw rod homonymy.The utility model carries out dual screens using clamp spring and fastening bolt countershaft, further increases being fastenedly connected for shaft and motor base, prevents shaft in rotation process from deviating from；Fastener rises equipped with ring convex simultaneously, prevents clamp spring from loosening.
Description
Technical field
The utility model is related to a kind of brushless motor technical field, the rotor fastening assembly of especially a kind of brushless motor.
Background technology
The rotor of traditional brushless motor and the fastening means of pedestal being clamped using clamp spring, prevent the axial direction of rotor shaft
Movement.Clamp spring is under long-term work, the case where being susceptible to loosening.
Utility model content
The utility model in view of the above problems, provides a kind of rotor fastening assembly of brushless motor, solves card
The problem of spring easily loosens further increases being fastenedly connected for shaft and motor base, prevents shaft in rotation process from deviating from.
The utility model is quasi- to be achieved using following technical scheme：
A kind of rotor fastening assembly of brushless motor, including shaft and clamp spring, the shaft connect the one of motor base
End is equipped with card slot, and clamp spring is connected with card slot, further includes having fastener, and the end face of shaft connection motor base is provided with screw thread
Hole, fastener are threadedly coupled with threaded hole, and the fastener includes nut and screw rod, and the nut is equipped with and screw rod homonymy
Ring convex rise.
Preferably, the nut is regular hexagon.
Preferably, the screw rod includes the threaded rod of polished rod and connection polished rod, polished rod coupling nut, threaded rod and screw thread
Hole is threadedly coupled, and the polished rod diameter is less than threaded rod.
Preferably, the fastener is hollow-core construction, is axially provided with through-hole.
Preferably, the shaft is hollow shaft.
In some embodiments, the clamp spring is U-shaped, and ring convex rise and withstand clamp spring when fastening.
In some embodiments, the clamp spring is c-type, and when fastening is contained in ring convex and rises in the space surrounded.
The utility model carries out dual screens using clamp spring and fastening bolt countershaft, further increases shaft and electricity
Machine base is fastenedly connected, and prevents shaft in rotation process from deviating from；Fastener rises equipped with ring convex simultaneously, is conducive to prevent clamp spring loose
It is dynamic.
Description of the drawings
Fig. 1 is the fastening assembly structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the fastener constructions schematic diagram of the utility model embodiment 1；
Fig. 3 is the clip spring structure schematic diagram of the utility model embodiment 1；
Fig. 4 is the fastening assembly structural schematic diagram of the utility model embodiment 2；
Fig. 5 is the clip spring structure schematic diagram of the utility model embodiment 2.
Specific implementation mode
The embodiments of the present invention are described in detail below in conjunction with attached drawing.
Embodiment 1
A kind of brushless electric motor rotor fastening assembly of the present embodiment, such as Fig. 1 and Fig. 2, including shaft 1 and clamp spring 2, described turns
One end of axis connection motor base is equipped with card slot, and clamp spring is connected with card slot, further includes having fastener 3, and shaft connects motor
The end face of pedestal is provided with threaded hole, and fastener 3 is threadedly coupled with threaded hole, and the fastener 3 includes nut 31 and screw rod 32,
The nut 31 is equipped with plays 311 with the ring convex of 32 homonymy of screw rod.
Preferably, the nut 31 is regular hexagon.
Preferably, the screw rod 32 includes polished rod and connects the threaded rod 322 of polished rod 321,321 coupling nut of polished rod
31, threaded rod 322 is threadedly coupled with threaded hole, and 321 diameter of polished rod is less than threaded rod 322.
Preferably, the fastener 3 is hollow-core construction, is axially provided with through-hole.
Preferably, the shaft 1 is hollow shaft.
Preferably, such as Fig. 3, the clamp spring 2 is U-shaped, and ring convex play 311 and withstand clamp spring 2 when fastening.
Embodiment 2
A kind of brushless electric motor rotor fastening assembly of the embodiment, such as Fig. 4, including shaft 1 and clamp spring 2, the shaft connect
The one end for connecing motor base is equipped with card slot, and clamp spring is connected with card slot, further includes having fastener 3, and shaft connects motor base
End face be provided with threaded hole, fastener 3 is threadedly coupled with threaded hole, the fastener 3 include nut 31 and screw rod 32, it is described
Nut 31 be equipped with and 32 homonymy of screw rod ring convex rise 311.
Preferably, the nut 31 is regular hexagon.
Preferably, the screw rod 32 includes polished rod 321 and connects the threaded rod 322 of polished rod, 321 coupling nut of polished rod
31, threaded rod 322 is threadedly coupled with threaded hole, and 321 diameter of polished rod is less than threaded rod 322.
Preferably, the fastener 3 is hollow-core construction, is axially provided with through-hole.
Preferably, the shaft 1 is hollow shaft.
Preferably, such as Fig. 5, the clamp spring 2 is c-type, and when fastening is contained in ring convex and rises in 311 spaces surrounded.
Only as described above, the only preferred embodiment of the utility model, when the utility model cannot be limited with this
The range of implementation, i.e., generally according to simple made by the content recorded in the utility model claims and utility model specification
Equivalent changes and modifications all still belong within the utility model claims scope.In addition, abstract part and title are only
For assisting patent document search to be used, not it is used for limiting the interest field of the utility model.
Claims (7)
1. a kind of rotor fastening assembly of brushless motor, including shaft and clamp spring, the shaft connects one end of motor base
Equipped with card slot, clamp spring is connected with card slot, which is characterized in that further includes having fastener, shaft connects the end face of motor base
Be provided with threaded hole, fastener is threadedly coupled with threaded hole, and the fastener includes nut and screw rod, the nut be equipped with
The ring convex of screw rod homonymy rise.
2. a kind of rotor fastening assembly of brushless motor according to claim 1, which is characterized in that the nut is just
Hexagon.
3. a kind of rotor fastening assembly of brushless motor according to claim 1, which is characterized in that the screw rod includes
The threaded rod of polished rod and connection polished rod, polished rod coupling nut, threaded rod are threadedly coupled with threaded hole, and the polished rod diameter is less than
Threaded rod.
4. a kind of rotor fastening assembly of brushless motor according to claim 1, which is characterized in that the fastener is
Hollow-core construction is axially provided with through-hole.
5. a kind of rotor fastening assembly of brushless motor according to claim 1, which is characterized in that the shaft is sky
Mandrel.
6. a kind of rotor fastening assembly of brushless motor according to claim 1, which is characterized in that the clamp spring is U
Type, ring convex rise and withstand clamp spring when fastening.
7. a kind of rotor fastening assembly of brushless motor according to claim 1, which is characterized in that the clamp spring is C
Type, when fastening, are contained in ring convex and rise in the space surrounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721571307.2U CN207701560U (en) | 2017-11-22 | 2017-11-22 | A kind of rotor fastening assembly of brushless motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721571307.2U CN207701560U (en) | 2017-11-22 | 2017-11-22 | A kind of rotor fastening assembly of brushless motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207701560U true CN207701560U (en) | 2018-08-07 |
Family
ID=63023182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721571307.2U Expired - Fee Related CN207701560U (en) | 2017-11-22 | 2017-11-22 | A kind of rotor fastening assembly of brushless motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207701560U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657149A (en) * | 2019-09-27 | 2020-01-07 | 上海摩软通讯技术有限公司 | Special screw and electronic product |
-
2017
- 2017-11-22 CN CN201721571307.2U patent/CN207701560U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110657149A (en) * | 2019-09-27 | 2020-01-07 | 上海摩软通讯技术有限公司 | Special screw and electronic product |
| CN110657149B (en) * | 2019-09-27 | 2021-08-17 | 上海摩软通讯技术有限公司 | Special screw and electronic product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180807 Termination date: 20181122 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |