CN204578264U - Rotor cover fastening assembly and brushless electric machine - Google Patents
Rotor cover fastening assembly and brushless electric machine Download PDFInfo
- Publication number
- CN204578264U CN204578264U CN201520235574.7U CN201520235574U CN204578264U CN 204578264 U CN204578264 U CN 204578264U CN 201520235574 U CN201520235574 U CN 201520235574U CN 204578264 U CN204578264 U CN 204578264U
- Authority
- CN
- China
- Prior art keywords
- rotor cover
- installation portion
- fastening assembly
- base plate
- screw
- 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
Links
Landscapes
- Motor Or Generator Frames (AREA)
Abstract
The utility model provides rotor cover fastening assembly, comprise rotor cover body, rotor cover body comprises base plate and side plate, side plate is located in the bottom periphery of base plate, the centre of base plate is provided with groove, base plate is positioned at groove periphery and is provided with screw, mounting fastener in screw, securing member comprises installation portion, and installation portion is cylindric, and one end of installation portion is equipped with limiting section, run through vertically in installation portion and be provided with installing hole, at installation portion outer setting external screw thread, arrange internal thread in installing hole inside, external screw thread and the screw of installation portion are spirally connected.The utility model also provides brushless electric machine, comprises above-mentioned rotor cover fastening assembly.The rotor cover fastening assembly adopting the utility model to provide and brushless electric machine, by arranging securing member on the screw of rotor cover body, securing member has external screw thread and internal thread, screw is effectively avoided easily to occur the phenomenon of sliding tooth, in the process of high speed rotating, being connected firmly of rotating part and rotor cover body, eliminates safe hidden trouble.
Description
Technical field
The utility model relates to rotor cover fastening assembly and brushless electric machine.
Background technology
In the prior art, brushless electric machine adopts the rotor cover of aluminum mostly, is provided with the groove that can embed electric machine main shaft in the centre of the base plate of rotor cover, the base plate of rotor cover is positioned at groove periphery and is provided with screw, and bolt is by being spirally connected fixing rotating part with screw.Inventor finds that prior art exists following shortcoming: the phenomenon of sliding tooth easily appears in the screw of aluminum rotor cover, and in the process of high speed rotating, the phenomenon departing from motor easily appears in the rotating part on rotor cover assembly, causes potential safety hazard.
Utility model content
The utility model provides rotor cover firm assembly, solves screw in prior art and easily occurs sliding tooth, cause the problem of potential safety hazard.
The utility model provides rotor cover fastening assembly, comprise rotor cover body, described rotor cover body comprises base plate and side plate, described side plate is located in the bottom periphery of described base plate, the centre of described base plate is provided with groove, described base plate is positioned at described groove periphery and is provided with screw, mounting fastener in described screw, described securing member comprises installation portion, described installation portion is cylindric, one end of installation portion is equipped with limiting section, run through vertically in described installation portion and be provided with installing hole, at described installation portion outer setting external screw thread, in described installing hole inside, internal thread is set, described external screw thread and the described screw of described installation portion are spirally connected.
Further, the end face of described limiting section is polygon.
Further, described side plate evenly has louvre.
Further, described screw is four and is evenly arranged at the periphery of described groove.
Further, described limiting section support is connected to the bottom surface of base plate.
The utility model also provides brushless electric machine, comprises the rotor cover fastening assembly described in above-mentioned any one.
The rotor cover fastening assembly adopting the utility model to provide and brushless electric machine, by arranging securing member on the screw of rotor cover body, securing member has external screw thread and internal thread, screw is effectively avoided easily to occur the phenomenon of sliding tooth, in the process of high speed rotating, being connected firmly of rotating part and rotor cover body, eliminates safe hidden trouble.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 schematically illustrates the explosive view of the rotor cover fastening assembly that the utility model embodiment provides;
Fig. 2 schematically illustrates the structural representation of the rotor cover fastening assembly that the utility model embodiment provides;
Fig. 3 schematically illustrates the structural representation of the securing member that the utility model embodiment provides.
Embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, describe the utility model in detail.
Referring to figs. 1 through Fig. 3, the utility model embodiment provides rotor cover fastening assembly, comprise rotor cover body 1, rotor cover body 1 comprises base plate 11 and side plate 12, and side plate 12 inclined peripheral is located at the bottom periphery of base plate 11, side plate 12 evenly has louvre (not shown in FIG.), louvre is ovalize, and the centre of base plate 11 is provided with groove 2, and groove 2 is for mounted motor main shaft, the sidewall of groove 2 is provided with perforate 21, and perforate 21 is two and is symmetrical arranged relative to the axis of groove 2;
Base plate 11 is positioned at groove 2 periphery and is provided with screw 3, screw 3 is four and is evenly arranged at the periphery of groove 2, mounting fastener in screw 3, securing member is steel, securing member comprises installation portion 41, installation portion 41 is in cylindric, one end of installation portion 41 is equipped with limiting section 42, the end face of limiting section 42 is polygon, such as in hexagon or octangle, run through vertically in installation portion 41 and be provided with installing hole 43, at installation portion 41 outer setting external screw thread 411, in installing hole 43 inside, internal thread 431 is set, external screw thread 411 on installation portion 41 is spirally connected with screw 3, limiting section 42 is connected to the bottom surface of base plate 11, bolt to be spirally connected fixing rotating part by the internal thread 431 with installing hole 43 on base plate 11, securely.
The utility model embodiment also provides a kind of brushless electric machine, comprises above-mentioned rotor cover fastening assembly.
The rotor cover fastening assembly adopting the utility model embodiment to provide and brushless electric machine, can reach following technique effect:
By arranging securing member on the screw 3 of rotor cover body 1, securing member is steel and has external screw thread 411 and internal thread 431, effectively avoids screw 3 easily to occur the phenomenon of sliding tooth, in the process of high speed rotating, being connected firmly of rotating part and rotor cover body, eliminates safe hidden trouble.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (6)
1. rotor cover fastening assembly, comprise rotor cover body, described rotor cover body comprises base plate and side plate, described side plate is located in the bottom periphery of described base plate, the centre of described base plate is provided with groove, it is characterized in that, described base plate is positioned at described groove periphery and is provided with screw, mounting fastener in described screw, described securing member comprises installation portion, described installation portion is cylindric, one end of described installation portion is equipped with limiting section, run through vertically in described installation portion and be provided with installing hole, at described installation portion outer setting external screw thread, in described installing hole inside, internal thread is set, described external screw thread and the described screw of described installation portion are spirally connected.
2. rotor cover fastening assembly as claimed in claim 1, it is characterized in that, the end face of described limiting section is polygon.
3. rotor cover fastening assembly as claimed in claim 1, is characterized in that, described side plate evenly has louvre.
4. the rotor cover fastening assembly as described in claim 1 or 2 or 3, is characterized in that, described screw is four and is evenly arranged at the periphery of described groove.
5. rotor cover fastening assembly as claimed in claim 4, it is characterized in that, described limiting section support is connected to the bottom surface of base plate.
6. brushless electric machine, is characterized in that, comprises the rotor cover fastening assembly as described in any one of claim 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520235574.7U CN204578264U (en) | 2015-04-17 | 2015-04-17 | Rotor cover fastening assembly and brushless electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520235574.7U CN204578264U (en) | 2015-04-17 | 2015-04-17 | Rotor cover fastening assembly and brushless electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204578264U true CN204578264U (en) | 2015-08-19 |
Family
ID=53870856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520235574.7U Expired - Fee Related CN204578264U (en) | 2015-04-17 | 2015-04-17 | Rotor cover fastening assembly and brushless electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204578264U (en) |
-
2015
- 2015-04-17 CN CN201520235574.7U patent/CN204578264U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103423282A (en) | Locking device of outer hexagonal head bolt or outer hexagonal head nut | |
| CN204578264U (en) | Rotor cover fastening assembly and brushless electric machine | |
| CN204578265U (en) | Rotor cover assembly and brushless electric machine | |
| CN202851582U (en) | Special connecting element | |
| CN203051376U (en) | Multifunctional pre-tightening type easy-to-disassemble bolt | |
| CN203384188U (en) | Anti-looseness device for outer hexagon bolt or nut | |
| CN204030787U (en) | The motor of a kind of electric motor end cap and application thereof | |
| CN104343718A (en) | Fastener looseness-preventing device | |
| CN104110403B (en) | Centrifugal blower is led fan blade and is always become | |
| CN203674852U (en) | Connection structure of motor protection cover | |
| CN204578330U (en) | Novel rotor lid radiating subassembly and brushless electric machine | |
| CN202284600U (en) | Bolt locking gasket | |
| CN104482025B (en) | A kind of Anti-loosening nut | |
| CN206332534U (en) | Motor | |
| CN203500224U (en) | Interlock bolt component | |
| CN202522245U (en) | Rotary encoder | |
| CN208578839U (en) | A kind of nut structure of never becoming loose | |
| CN107769437A (en) | A kind of Cone-shaped electric machine | |
| CN205724057U (en) | A kind of threaded openings plug | |
| CN202545522U (en) | Fastening and positioning bolt | |
| RU2597236C1 (en) | Device for protection of power extension cable in well | |
| CN210780394U (en) | Horizontal vibrating motor | |
| CN216241889U (en) | Inner spacer ring of back-to-back angular contact ball bearing | |
| CN209072203U (en) | A kind of motor with mounting bracket | |
| CN209419385U (en) | The mounting structure and vehicle of motor and belt pulley |
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: 20150819 Termination date: 20180417 |