CN202840725U - Automotive alternator - Google Patents
Automotive alternator Download PDFInfo
- Publication number
- CN202840725U CN202840725U CN 201220550543 CN201220550543U CN202840725U CN 202840725 U CN202840725 U CN 202840725U CN 201220550543 CN201220550543 CN 201220550543 CN 201220550543 U CN201220550543 U CN 201220550543U CN 202840725 U CN202840725 U CN 202840725U
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- CN
- China
- Prior art keywords
- utmost point
- pawl utmost
- bobbin
- coil
- point body
- 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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- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Synchronous Machinery (AREA)
Abstract
The utility model relates to an automotive alternator which comprises a shell, a rotor assembly, a stator assembly and a regulator brush assembly. The rotor assembly comprises a rotating shaft, two claw poles are arranged on the rotating shaft, a coil former and a coil are arranged in the two claw poles, each claw pole comprises a disc-shaped claw pole body, pawls protruding towards the same side of each claw pole body are arranged on the periphery of each claw pole body, the coil former comprises a coil former body and coil positioning plates, a claw pole body groove corresponding to the position between each two adjacent pawls is arranged on the periphery of each claw pole body and is arranged on the side, corresponding to the pawls, of each claw pole body, and a plurality of coil positioning plate through holes are arranged on the outer wall, corresponding to the coil former body, of each coil positioning plate and are arranged at the positions, corresponding to the claw pole body grooves, of the coil former. The automotive alternator in the technical scheme has the advantages of capability of effectively preventing wire breakage of a rotor and longer service life.
Description
Technical field
The utility model relates to a kind of automobile current generator.
Background technology
Automobile current generator, generally include housing, be provided with rotor assembly in the housing, field frame assembly and adjuster brush assembly, described rotor assembly comprises rotating shaft, be provided with two pawl utmost points that fasten mutually in the rotating shaft, two pawls fasten extremely mutually and are provided with bobbin in the space that consists of and are wrapped in coil on the bobbin, the described pawl utmost point comprises the pawl utmost point body of setting in the form of annular discs, pawl utmost point body periphery is provided with the ratchet of some quantity of protruding to pawl utmost point body the same side, described bobbin comprises the bobbin body of circular tube shaped setting and is arranged on the bobbin body shaft to the coil location plate at two ends, described rotating shaft is provided with and extends to the outer elongated end of housing, be provided with fan and belt pulley on the elongated end, needing to carry out dipping lacquer after the automobile generator rotor general assembly is good processes, so that structure is more firm, and then be assembled in the housing.Existing automobile generator rotor assembly, when dipping lacquer was processed, insulating varnish was difficult to enter bobbin and coil inside, so that structure is built on the sand between the pawl utmost point and the bobbin and between bobbin and the coil, easily cause the broken string of rotor, thereby affected the useful life of automobile current generator.
Summary of the invention
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of automobile current generator that can effectively prevent rotor broken string, longer service life.
For achieving the above object, the utility model provides following technical scheme: a kind of automobile current generator, comprise housing, be provided with rotor assembly in the housing, field frame assembly and adjuster brush assembly, described rotor assembly comprises rotating shaft, be provided with two pawl utmost points that fasten mutually in the rotating shaft, two pawls fasten extremely mutually and are provided with bobbin in the space that consists of and are wrapped in coil on the bobbin, the described pawl utmost point comprises the pawl utmost point body of setting in the form of annular discs, pawl utmost point body periphery is provided with the ratchet of some quantity of protruding to pawl utmost point body the same side, described bobbin comprises the bobbin body of circular tube shaped setting and is arranged on the bobbin body shaft to the coil location plate at two ends, described rotating shaft is provided with and extends to the outer elongated end of housing, be provided with fan and belt pulley on the elongated end, the position is provided with pawl utmost point body recess respectively between corresponding each the adjacent ratchet of described pawl utmost point body periphery, described pawl utmost point body recess is arranged on corresponding ratchet one side of pawl utmost point body, the outer wall position of the corresponding bobbin body of described coil location plate is provided with the coil location plate through hole of some quantity, and described coil location plate through hole is arranged on the corresponding pawl utmost point of bobbin body recess position.
By adopting technique scheme, when rotor assembly carries out the dipping lacquer processing, insulating varnish can enter bobbin and coil inside by pawl utmost point body recess, coil location plate through hole, so that bobbin and loop construction are more firm, and be difficult for causing the broken string of rotor assembly, prolonged the useful life of automobile current generator.
The utility model further arranges: the middle part of corresponding ratchet one side of described pawl utmost point body is provided with the boss that is cylindric setting, corresponding each the pawl utmost point body recess position of the lateral wall of described boss is respectively arranged with the boss groove, described boss groove is with pawl utmost point body recess and is connected setting, and the outer wall of described bobbin body is provided with the circle frame body recess that is connected with described coil location plate through hole.
By adopting technique scheme, when carrying out the dipping lacquer processing, insulating varnish can be entered between bobbin and the boss by boss groove, circle frame body recess, so that bobbin and claw-pole structure are more firm, and more be difficult for causing the broken string of rotor assembly, further prolonged useful life.
Below in conjunction with accompanying drawing the utility model is further described.
Description of drawings
Fig. 1 is the utility model example structure cutaway view;
Fig. 2 is rotor assembly example structure figure of the present utility model;
Fig. 3 is the utility model pawl utmost point example structure figure;
Fig. 4 is the A-A cutaway view of Fig. 3;
Fig. 5 is the B section enlarged drawing of Fig. 3;
Fig. 6 is bobbin example structure figure of the present utility model;
Fig. 7 is the upward view of Fig. 6.
Embodiment
Referring to accompanying drawing 1 to accompanying drawing 7, the disclosed automobile current generator of the utility model, comprise housing 1, be provided with rotor assembly 2 in the housing 1, field frame assembly 3 and adjuster brush assembly 4, described rotor assembly 2 comprises rotating shaft 21, be provided with two pawl utmost points 22 that fasten mutually in the rotating shaft 21, two pawl utmost points 22 fasten mutually and are provided with bobbin 23 in the space that consists of and are wrapped in coil 24 on the bobbin 23, the described pawl utmost point 22 comprises the pawl utmost point body 221 of setting in the form of annular discs, pawl utmost point body 221 peripheries are provided with the ratchet 222 of some quantity of protruding to pawl utmost point body 221 the same sides, described bobbin 23 comprises the bobbin body 231 of circular tube shaped setting and the coil location plate 232 that is arranged on bobbin body 231 axial two ends, described rotating shaft 21 is provided with the elongated end that extends to outside the housing 1, be provided with fan 5 and belt pulley 6 on the elongated end, the position is provided with pawl utmost point body recess 22101 respectively between corresponding each the adjacent ratchet 222 of described pawl utmost point body 221 peripheries, described pawl utmost point body recess 22101 is arranged on pawl utmost point body 221 corresponding ratchet 222 1 sides, the outer wall position of described coil location plate 232 corresponding bobbin bodies 231 is provided with the coil location plate through hole 23201 of some quantity, and described coil location plate through hole 23201 is arranged on bobbin 23 corresponding pawl utmost point body recess 22101 positions.By adopting technique scheme, when carrying out the dipping lacquer processing, insulating varnish can enter bobbin 23 and coil 24 inside by pawl utmost point body recess 22101, coil location plate through hole 23201, so that bobbin 23 is more firm with coil 24 structures, and be difficult for causing the broken string of rotor assembly 2, prolonged the useful life of generator.
The present embodiment further arranges: the middle part of described pawl utmost point body 221 corresponding ratchet 222 1 sides is provided with the boss 223 that is cylindric setting, corresponding each pawl utmost point body recess 22101 position of the lateral wall of described boss 223 are respectively arranged with boss groove 22301, described boss groove 22301 is with pawl utmost point body recess 22101 and is connected setting, and the outer wall of described bobbin body 231 is provided with the circle frame body recess 23101 that is connected with described coil location plate through hole 23201.By adopting technique scheme, when carrying out the dipping lacquer processing, insulating varnish can be entered between bobbin 23 and the boss 223 by boss groove 22301, circle frame body recess 23101, so that bobbin 23 is more firm with the pawl utmost point 22 structures, and more be difficult for causing the broken string of rotor assembly, further prolonged the useful life of automobile current generator.
Claims (2)
1. automobile current generator, comprise housing, be provided with rotor assembly in the housing, field frame assembly and adjuster brush assembly, described rotor assembly comprises rotating shaft, be provided with two pawl utmost points that fasten mutually in the rotating shaft, two pawls fasten extremely mutually and are provided with bobbin in the space that consists of and are wrapped in coil on the bobbin, the described pawl utmost point comprises the pawl utmost point body of setting in the form of annular discs, pawl utmost point body periphery is provided with the ratchet of some quantity of protruding to pawl utmost point body the same side, described bobbin comprises the bobbin body of circular tube shaped setting and is arranged on the bobbin body shaft to the coil location plate at two ends, described rotating shaft is provided with and extends to the outer elongated end of housing, be provided with fan and belt pulley on the elongated end, it is characterized in that: the position is provided with pawl utmost point body recess respectively between corresponding each the adjacent ratchet of described pawl utmost point body periphery, described pawl utmost point body recess is arranged on corresponding ratchet one side of pawl utmost point body, the outer wall position of the corresponding bobbin body of described coil location plate is provided with the coil location plate through hole of some quantity, and described coil location plate through hole is arranged on the corresponding pawl utmost point of bobbin body recess position.
2. automobile current generator according to claim 1, it is characterized in that: the middle part of corresponding ratchet one side of described pawl utmost point body is provided with the boss that is cylindric setting, corresponding each the pawl utmost point body recess position of the lateral wall of described boss is respectively arranged with the boss groove, described boss groove is with pawl utmost point body recess and is connected setting, and the outer wall of described bobbin body is provided with the circle frame body recess that is connected with described coil location plate through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220550543 CN202840725U (en) | 2012-10-24 | 2012-10-24 | Automotive alternator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220550543 CN202840725U (en) | 2012-10-24 | 2012-10-24 | Automotive alternator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202840725U true CN202840725U (en) | 2013-03-27 |
Family
ID=47952335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220550543 Expired - Fee Related CN202840725U (en) | 2012-10-24 | 2012-10-24 | Automotive alternator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202840725U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106104982A (en) * | 2014-03-28 | 2016-11-09 | 法雷奥电机设备公司 | The seal of rotor windings |
| CN110293493A (en) * | 2019-07-03 | 2019-10-01 | 武汉欣力瑞机电设备有限公司 | A kind of pawl pole installation positioning auxiliary device |
-
2012
- 2012-10-24 CN CN 201220550543 patent/CN202840725U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106104982A (en) * | 2014-03-28 | 2016-11-09 | 法雷奥电机设备公司 | The seal of rotor windings |
| CN110293493A (en) * | 2019-07-03 | 2019-10-01 | 武汉欣力瑞机电设备有限公司 | A kind of pawl pole installation positioning auxiliary device |
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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: 20130327 Termination date: 20141024 |
|
| EXPY | Termination of patent right or utility model |