CN1148285A - Magnetic generator - Google Patents
Magnetic generator Download PDFInfo
- Publication number
- CN1148285A CN1148285A CN 96110284 CN96110284A CN1148285A CN 1148285 A CN1148285 A CN 1148285A CN 96110284 CN96110284 CN 96110284 CN 96110284 A CN96110284 A CN 96110284A CN 1148285 A CN1148285 A CN 1148285A
- Authority
- CN
- China
- Prior art keywords
- sleeve part
- diameter
- mounting base
- large diameter
- permanent magnet
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
- H02K21/222—Flywheel magnetos
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/187—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to inner stators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Developing Agents For Electrophotography (AREA)
Abstract
A small-diameter female spigot so set as to spigot coupled at the bore to the outer periphery of the small-diameter male spigot of a small diameter mounting seat and a large-diameter female spigot so set as to be coupled at the bore to the outer periphery of a large diameter mounting seat are formed at the female spigot of a generating element core. When a generating element is mounted at the small diameter mounting seat opened with a small diameter rotary shaft inserting hole, the spigot is spigot coupled to the spigot opened with a small diameter rotary shaft inserting hole. When a generating element is mounted at the large diameter mounting seat opened with a large diameter rotary shaft inserting hole, the spigot is spigot coupled to the spigot opened with a large diameter rotary shaft inserting hole.
Description
The present invention relates to a kind of permanent magnet generator, more particularly, relate to the improvement that a permanent magnet generator is installed to the structure on the mounting base of an armature, and relate to a permanent magnet generator on the engine that preferably is used to be installed to a motorcycle for example.
As a kind of preferred permanent magnet generator that is used for being installed on the motorcycle, it comprises that one is the rotor of bowl-type basically, around an armature rotation that is fixed on the mounting base.In such traditional permanent magnet generator, on the housing of the engine that is used for driving rotationally armature, or form mounting base being fixed on the shell that is used on this housing whole permanent magnet generator is hidden, and by the sleeve joint armature is positioned on the mounting base, and passes through bolted.In other words, joining at a Inner sleeve part sleeve that forms on the armature core on outer sleeve part that is forming on the mounting base, thus between the rotor that is engaged by this sleeve on the bent axle that is fixed to the armature on the mounting base and is connected to engine air gap of acquisition.
In recent years, according to the difference of the type of vehicle, the diameter that is used for the rotor of permanent magnet generator is connected to the rotating shaft on the bent axle of engine with increase is as the noise measure that overcomes engine, thereby the intensity of rotating shaft is increased.
Yet, if the diameter of inner sleeve part that only increases armature core following shortcoming may occur so so that be complementary with the increase of the diameter of rotating shaft:
(1) may need two types armature of different performance specification, the armature core of the specification that the rotating shaft that wherein a kind of includes have been increased with diameter is complementary, another kind includes the armature core of the specification that is complementary with original rotating shaft.
(2) if be used for armature core bolt through hole and be used for the position and the size of internal thread hole of bolt of connection pedestal and change along with the increase of the diameter of Inner sleeve part, so just must change the specification of armature core and mounting base.
(3) if the width of the coiling of armature coil reduces along with the increase of the diameter of inner sleeve part, the input of permanent magnet generator will reduce so.
An object of the present invention is to provide a kind of permanent magnet generator, wherein can join the armature sleeve of same performance specification to each has on the mounting base of different through hole Inner diameters for rotating shaft.
The invention is characterized in the inner sleeve part that in the Inner sleeve part of the armature core of permanent magnet generator, forms a minor diameter, its Inner is directly preestablished on the outer sleeve part of a minor diameter that becomes to be connected to mounting base, and form a large diameter Inner sleeve part, its Inner is directly preestablished on the large diameter outer sleeve part that becomes to be connected to mounting base.
In above-mentioned permanent magnet generator, when on the mounting base that armature is fastened to the rotating shaft patchhole that has minor diameter therein, the Inner sleeve part sleeve of minor diameter is joined on the outer sleeve part of minor diameter of this mounting base.And then, in the time of on same armature being fastened to a mounting base that has large diameter rotating shaft patchhole therein, large diameter Inner sleeve part sleeve is joined on the large diameter outer sleeve part of this mounting base.Can be fastened to the armature that identical specification is arranged on each mounting base of different Inner rotating shaft patchhole directly by said apparatus.
Fig. 1 shows the essential part according to the permanent magnet generator of one embodiment of the present of invention, Fig. 1 (a) is for illustrating the oblique view of armature, Fig. 1 (b) is for illustrating the oblique view of the mounting base that is used for minor diameter, and Fig. 1 (c) is for illustrating the oblique view that is used for large diameter mounting base.
Fig. 2 is the longitudinal sectional drawing that the permanent magnet generator of the mounting base that is used for minor diameter is shown.
Fig. 3 is the longitudinal sectional drawing that the permanent magnet generator that is used for large diameter mounting base is shown.
Fig. 4 illustrates armature, and Fig. 4 (a) is its front view, the profile that Fig. 4 (b) is got for the line b-b in Fig. 4 (a).
In this embodiment, constitute according to permanent magnet generator of the present invention and to be installed in the motorcycle, comprising one change in an armature.Change in 2 structure be made such that as a plurality of magnet 4 of field pole by with well-regulated fixed interval to the Inner periphery surface of the sidewall sections of york piece 3, forming one is the shape of bowl basically.Rotor 2 is by integrally and be pivotally connected to by the engine (not shown) of motorcycle through on the rotating shaft 6 that is driven by the outstanding hub member 5 of york piece 3.
The armature 7 of this permanent magnet generator 1 comprises a plurality of armature coils 8.The structure of armature coil 8 makes twines a kind of winding wire material through a coiling pipe support each around a plurality of convex poles 10, each of described convex pole 10 is outstanding by unshakable in one's determination 9 outward flange diametrically.Unshakable in one's determination 9 structure makes integrally stacked a plurality of taggers, and each sheet of described tagger is made into the shape of substantially the same planar structure as them.Core unshakable in one's determination 9 is provided with the accommodation hole 11 with its concentric, and this accommodation hole 11 can hold hub member 5 and rotating shaft 6.
Inner sleeve part 12 is arranged on the end of this accommodation hole 11, in a relative side of hub member 5, with these accommodation hole 11 concentrics.Inner sleeve part 12 comprises the inner sleeve part 13 of a minor diameter, it has a Inner footpath D13 substantially the same with the Inner footpath of accommodation hole 11, and it is preestablished on the minor diameter outer sleeve part 26 that the quilt cover socket joint is incorporated into a minor diameter installation sheet 23, this will be described below.Inner sleeve part 12 also comprises a large diameter Inner sleeve part 14, it has a Inner footpath D14 bigger than the Inner footpath D13 of minor diameter sleeve part 13, and it is preestablished on the major diameter outer sleeve part 44 that the quilt cover socket joint is incorporated into a major diameter installation sheet 33, this will be described below.In other words, the Inner of the Inner sleeve part 13 of minor diameter footpath D13 is preestablished the Inner footpath that becomes to equal accommodation hole 111, and is formed by the Inner edge surface of the end of accommodation hole 11 basically.Large diameter inner sleeve part 14 is formed by the groove basal surface of pair of longitudinal groove 15, and this a pair of groove is outwards recessed diametrically on the Inner edge surface of the Inner sleeve part 13 of minor diameter to be gone out.With respect to unshakable in one's determination 9 these two grooves 15 and 15 longitudinally of center line rotation formation symmetrically, outwards recessedly diametrically go out the identical degree of depth, a proper width greater than predetermined gap is arranged in a circumferential direction, respectively along unshakable in one's determination 9 center line.The Inner footpath D14 of large diameter Inner sleeve part 14 is directly formed by the Inner of the groove basal surface of groove 15 and 15.
In unshakable in one's determination 9, be used for making bolt 16 pass them so that armature 7 is connected to a pair of patchhole 17 on the mounting base being located on the circumference with unshakable in one's determination 9 center concentric the positions of 180 degree away from each other, and stretching, extension in the axial direction.Two bolt-inserting holes 17 and 17 be made into make with two groove 15 and 15 is irrelevant longitudinally.Two bolt-inserting holes 17 and 17 are preestablished outside the mounting base that becomes minor diameter also for large diameter mounting base usefulness, as will be below will as described in.
Shown in Fig. 2 and 3, the rotating shaft that is used for driving permanent magnet generator 1 is projected in the motor body 21, and a shell 22 that constitutes machinery base with motor body 21 cooperations is fixed on this motor body 21, around permanent magnet generator.How the mounting base 23 or the large diameter mounting base 33 (they all are made into columniform basically shape) of minor diameter are set, with the rotating shaft concentric around the axial rotary evagination in the shell 22 of motor body 21.
The columniform hollow space of the mounting base 23 of minor diameter forms the armature spindle patchhole 24 of a minor diameter, be used for holding the rotating shaft 6 of minor diameter, the Inner in hole 24 footpath D24 pre-determines and is the outer diameter D 6 big predetermined sizes than the rotating shaft 6 of minor diameter.The columniform hollow space of large diameter mounting base 33 forms a large diameter armature spindle patchhole 34, be used for holding large diameter rotating shaft 36, the inside diameter D 34 in hole 34 pre-determines and is the outer diameter D 36 big predetermined sizes than large diameter rotating shaft 36.The a pair of Inner screwed hole 25 that is used for being connected with bolt 16 is located at respectively on minor diameter and the outward flanges large diameter mounting base 23 and 33, is being inserted into that side of shell 22, and the bolt-inserting hole separately 17 of described Inner screwed hole 25 and armature 7 vis-a-vis.Inner screwed hole 25 preestablished under the situation of the mounting base 23 of aspects such as position, diameter and minor diameter and large diameter mounting base 33 have identical setting.
In the mounting base 23 of minor diameter, integrally form the outer sleeve part 26 of short cylindrical minor diameter, the mounting base 23 concentric ground with minor diameter stretch in the axial direction, are being inserted into that side of shell 22, as shown in Fig. 2 and Fig. 1 (b).The outer diameter D 26 of the outer sleeve part 26 of minor diameter is redefined for the Inner footpath D13 of the Inner sleeve part 13 that equals minor diameter, thereby can joins outer sleeve part 26 sleeves of minor diameter on the Inner sleeve part 13 of minor diameter of armature 7 to.
On the other hand, the inside diameter D 34 of the major diameter rotating shaft patchhole 34 of large diameter mounting base 33 is preestablished the Inner footpath D13 of the Inner sleeve part 13 of the minor diameter that becomes to equal armature 7, thereby Inner footpath D34 is bigger than the inside diameter D 24 of the minor diameter rotating shaft patchhole 24 of the mounting base 23 of minor diameter.End surface at major diameter mounting base 33 outwards is provided with the large diameter outer sleeve part 44 of mating with the large diameter Inner sleeve part 14 of armature 7 highlightedly, is being inserted into that side of shell 22.Outer edge surface by a pair of circular arc wall 45 forms this large diameter outer sleeve part 44, marginal portion in a perforate of major diameter rotating shaft patchhole 34 outwards is provided with that a pair of circular arc wall highlightedly, and hole 34 is located on the end surface of large diameter mounting base 33.Center line rotation with respect to major diameter rotating shaft patchhole 34 is provided with this two circular arc walls 45 and 45 symmetrically, they are provided with respectively highlightedly, outwards outstanding diametrically identical thickness, proper width greater than predetermined gap is arranged in a circumferential direction, respectively along the extended line of the center line of major diameter rotating shaft patchhole 34.Form the outer diameter D 44 of large diameter outer sleeve part 44 by the external diameter of the outer edge surface of two circular arc walls 45 and 45.Each circular arc wall 45 is suitable for being coupled with each longitudinal fluting 15 of armature 7.
The assembling of armature will be described below.
When on the mounting base 23 that armature 7 is assembled into minor diameter, the Inner sleeve part 13 quilt cover socket joints of the minor diameter of armature 7 are incorporated on the outer sleeve part 26 of minor diameter of mounting base 23 of minor diameter.Subsequently, bolt 16 is inserted, pass the bolt-inserting hole 17 of armature 7, and be screwed into screw thread in the Inner screwed hole 25 of mounting base 23 of minor diameter, armature 7 is fixed on the mounting base 23 of minor diameter.Under this assembled state, armature 7 is fixed on the mounting base 23 of minor diameter, and its state is: the Inner sleeve part 13 of minor diameter engages mounting base 23 centrally aligned accurately that makes armature 7 and minor diameter with sleeve between the outer sleeve part 26 of minor diameter.
When armature 7 being assembled on the large diameter mounting base 33, the large diameter Inner sleeve part 14 quilt cover socket joints of armature 7 are incorporated on the large diameter outer sleeve part 44 of large diameter mounting base 33.That is, two of armature 7 longitudinal flutings 15 and 15 are coupled to respectively in two circular arc walls 45 and 45 (two longitudinal flutings 15 of they and armature 7 and 15 vis-a-vis) of large diameter mounting base 33.Subsequently, be screwed into the bolt 17 of armature 7 in the Inner screwed hole 25 of large diameter mounting base 33 with screw thread, armature 7 is fixed on the large diameter mounting base 33, and its state is: large diameter Inner sleeve part 14 engages with sleeve between the large diameter outer sleeve part 44 and makes accurately centrally aligned of armature 7 and large diameter mounting base 33.
As mentioned above, according to this embodiment, can install to the mounting base 23 of minor diameter and large diameter mounting base 33 to identical armature 7 respectively on both, thereby need not process armature 7 again, just can adapt to diameter by the increase of the rotating shaft 6 of minor diameter to large diameter rotating shaft 36.Promptly, when the rotating shaft 6 by minor diameter changes to large diameter rotating shaft 36, need on large diameter mounting base 33, leave large diameter rotating shaft patchhole 34, being used for making large diameter rotating shaft 36 to insert passes, thereby must partly increase into major diameter to an outer sleeve that forms around large diameter rotating shaft patchhole 34, and, must increase the diameter of the Inner sleeve part 12 on armature 7 sides associatedly.Yet, in the present embodiment, form by the cambered inwards longitudinal fluting 15 on the Inner edge surface of accommodation hole 11 in the large diameter inner sleeve part 14 on the side of armature 7, large diameter outer sleeve part 44 on the side of large diameter mounting base 33 is formed by the circular arc wall 45 that is coupled in this longitudinal fluting 15, thereby can be assembled into the armature 7 that identical specification is arranged on the large diameter mounting base 33, this armature also can similarly be used for the mounting base 23 of minor diameter.Therefore, even the diameter of rotating shaft increases, the width of the coil-winding of armature 7 can not be compressed yet, thereby the output that can prevent to make permanent magnet generator 1 in advance reduces owing to the increase of the diameter of rotating shaft.Also have, bolt-inserting hole 17 is irrelevant with the longitudinal fluting 15 that constitutes large diameter Inner sleeve part 14 in armature 7 in the present embodiment, and Inner screwed hole 25 is irrelevant with the circular arc wall 45 of the major diameter outer sleeve part 44 that constitutes in the mounting base 23 of minor diameter and large diameter mounting base 33.Therefore, at armature 7, in the mounting base 23 and large diameter mounting base 33 of minor diameter, do not require the position and the setting that change bolt-inserting hole 17 and Inner screwed hole 25.
The present invention is not limited to the foregoing description, and can carry out multiple remodeling in its scope, and does not depart from its main points.
For example, constitute the longitudinal fluting 15 of large diameter sleeve part 14 and unnecessary being restricted to of the circular arc wall of the major diameter outer sleeve part 44 that constitutes 45 is arranged to a pair ofly, and can be configured to three or more.
As described above such, according to the present invention, can the mounting base that the armature core sleeve that identical specification is arranged joins the different rotating shaft patchhole in Inner footpath to be got on, thereby the specification that does not need permanent magnet generator has any change, just can adapt to the increase of the diameter of the rotating shaft that is used for driving permanent magnet generator.
Claims (10)
1. permanent magnet generator, wherein a Inner sleeve part quilt cover socket joint on the iron core of armature is incorporated on an outer sleeve part that forms on the mounting base,
It is characterized in that described Inner sleeve part unshakable in one's determination comprises:
The Inner sleeve part of a minor diameter directly preestablishes its Inner on the outer sleeve part of a minor diameter that becomes to be connected to described mounting base; And
A large diameter Inner sleeve part directly preestablishes its Inner on the large diameter outer sleeve part that becomes to be connected to described mounting base.
2. permanent magnet generator as claimed in claim 1, it is characterized in that, described permanent magnet generator also comprises an accommodation hole, is used for holding a hub member and a rotating shaft passes wherein, and the Inner of the Inner sleeve part of wherein said minor diameter directly equals the Inner footpath of described accommodation hole.
3. permanent magnet generator as claimed in claim 2, the Inner sleeve part that it is characterized in that described minor diameter are formed by the Inner edge surface of the end of described accommodation hole basically.
4. permanent magnet generator as claimed in claim 1 is characterized in that described large diameter Inner sleeve part is formed by the groove basal surface of the outwards recessed diametrically a pair of longitudinal fluting that goes out on the Inner edge surface of the Inner sleeve part of described minor diameter.
5. permanent magnet generator as claimed in claim 4 is characterized in that described two longitudinal flutings of center line rotation formation symmetrically with respect to described iron core.
6. permanent magnet generator as claimed in claim 1 is characterized in that, described mounting base comprises mounting base or large diameter mounting base of a minor diameter, and these two mounting bases all are made into and are essentially cylindrical.
7. permanent magnet generator as claimed in claim 6 is characterized in that forming at the hollow space of the mounting base of described minor diameter the armature spindle patchhole of a minor diameter, is used for holding the rotating shaft of a minor diameter; And the Inner of the rotating shaft patchhole of described minor diameter is directly preestablished bigger than the external diameter of the rotating shaft of described minor diameter.
8. permanent magnet generator as claimed in claim 6 is characterized in that forming a large diameter rotation axis patchhole at the hollow space of described large diameter mounting base, is used for holding a large diameter rotating shaft; And the Inner of described large diameter rotating shaft patchhole is directly preestablished bigger than the external diameter of described large diameter rotating shaft.
9. permanent magnet generator as claimed in claim 6 is characterized in that in the mounting base of described minor diameter forming the outer sleeve part of a minor diameter, makes it stretch in the axial direction.
10. permanent magnet generator as claimed in claim 6, it is characterized in that outside that side direction that is being inserted on the end surface of described large diameter mounting base in the shell, being provided with highlightedly a large diameter outer sleeve part, described large diameter outer sleeve part is formed by the outer edge surface of a pair of circular arc wall, at the edge part of an opening that is located at the described large diameter rotating shaft patchhole on the end surface of described large diameter mounting base that a pair of circular arc wall outwards is set highlightedly.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21253495A JPH0946994A (en) | 1995-07-28 | 1995-07-28 | Magnet generator |
| JP212534/95 | 1995-07-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1148285A true CN1148285A (en) | 1997-04-23 |
Family
ID=16624273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96110284 Pending CN1148285A (en) | 1995-07-28 | 1996-07-25 | Magnetic generator |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPH0946994A (en) |
| CN (1) | CN1148285A (en) |
| FR (1) | FR2738686B1 (en) |
| IT (1) | IT1290395B1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10010028A1 (en) * | 2000-03-02 | 2001-09-06 | Volkswagen Ag | Stator for an electrical machine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3955550A (en) * | 1974-08-13 | 1976-05-11 | Aktiebolaget Svenska Elektromagneter | Flywheel magneto ignition device with capacitor-thyristor ignition combined with generator |
| JPS58106249A (en) * | 1981-12-19 | 1983-06-24 | Honda Motor Co Ltd | Variable capacity flywheel |
-
1995
- 1995-07-28 JP JP21253495A patent/JPH0946994A/en active Pending
-
1996
- 1996-07-25 CN CN 96110284 patent/CN1148285A/en active Pending
- 1996-07-25 FR FR9609390A patent/FR2738686B1/en not_active Expired - Fee Related
- 1996-07-26 IT IT96TO000651A patent/IT1290395B1/en active IP Right Grant
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0946994A (en) | 1997-02-14 |
| ITTO960651A1 (en) | 1998-01-26 |
| FR2738686B1 (en) | 1998-02-27 |
| IT1290395B1 (en) | 1998-12-03 |
| FR2738686A1 (en) | 1997-03-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Applicant after: Mitsuba Electric Mfg. Co., Ltd. Applicant before: Mitsuba Electric Manufacturing Co., Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: MITSUBA ELECTRIC MANUFACTURING PRESIDENT CO., LTD. TO: CO., LTD. MITSUBA |
|
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |